to/3L/L3

PART 1 - GENER,AL

1.01 DESCRIPTION OF WORK

LLW * o79791

A

sEcrroN 04200I'NIT I"IASONRY

This Section includes,following:

bu L i s not .l-imited Lo, the

R.

Provide brick masonry, concrete unj t masonry (CMU) 'ground face masonry units (GFMU), ground face acousl-Lcmasonry unjt (Sound Absorptive CMU), cavity waflinsulation, and other masonry Work as specified herein,as shown on the Drawings, and as needed for a completeand proper instal-l-ation. The terms Concrete Masonry Unit(CMU) and Concrete Block are inter-changeable.

Related Work includes, but is not limit-ed to, Division 7

Section "F1uld-Applied Membrane Air Barrier, VaporPor: rdi nn" f nr -ei r h:rri or q\/ql-am :i- masonrVr!!quvrr ' l/ vctv!LY

walfs -

L.O2 WORK I'URNISHED BUT NOT INSTA],LED T,'I[DER THIS SECTION

A. Dovet a i I anchor sfots

1.03 WORK INSTA],LED BUT NOT FT'RNISHED UNDER TITIS SECTION

A. Loose lintels

B. BuiIt -in work -

Section 05500

Section 05500

Section 05700

Section 07600

Section 07900

Section 74274F.

C.

D.

tr

Built-in work

tr'l ashi ncr :nc'l Shcql Metal

f-nmrrroqqi hlc f il ler in m,asonrvi^.i-r--_J \Jrrr L D

Brick vents

1.04 SUSTAINABILITY REQUIREMENTS

A. The Contractor sha11 implemenL practices and proceduresto meet the Project's sustainable requirements ' TheConLractor shal1 ensure thaE Lhe requiremenLs rel-ated tothcee an:lc- :s def i necl ir Soecificati on Section S01352,

Yvg4v,

Sustainabilitv Requirements, and as specified in this

NYCSCA/PS-56X UNIT T.IASONRY O42OO - 1

LO/3L/L3 T,LW # 079797

Section, are implemented to the fulfest extent.Qtrlrqr i rrrr i nn< ^r .\l hor r-hanrroq to f l-r o r^rr-rrk rrrnrtnqed llr.rvirurrYUU

the Contractor or thelr sub- cont ractors, shall not beaflowed if such chanqes comoromise the stated SustainableDesiqn Performance Criteria - Where no additionaln;ran-:nhq AT/5 1i qrer^l holnr^r. ref cr -^ Sncr-i f i r-atiOn

, !!!e! vl/!v]44v

Sar-l inn QOl?5? qr'rqt.in:hi IiJ-rr Rarrrri rcmanJ- qv||JvIJJ.|lfuyr\vYq

Srrst:in.ehi li | 'r rec ri-cments inr:l'rded in the Section areas follo\.{s:

M^^- ^^f .l'\'l i -l^^,n mi n i mrrm no rr-onf nl rpr-rir- i crlr'rgr= L gJ Lctu]_LJttEL,l

r-a\n r onr f nr nnql- .:nd rrra-,.-rthcrrmar qnani f i arlIJlv9va]99

masonry unlts.

Documentation of Recycled materials

Documentatlon of Regional materials

1.05 DESIGN REQUIRE}'ENTS

A No air-entrainj ng admixtures or materiaf containing suchshall be permicled in uhe morr ar. A1so, no ant i-freezer-l)mnnrrnrlq r-:'l -i rrm r-h lnr ir.lo ^r r-r j A^* ^^-^^,-*.-J^ .-* I ^^^u \J , I i l] \J Lr r r Lr r , \-cl-v-L^... --llUl UUlllPlrUliL]> r l-.llll \--i)

evnressl rr na-mi f f erl ntherr^ri sc. qhaII he nermiI1ecl in Lhemortar.

Mortar Lypes Lo be used at the following Locations,unless otherwise stated:

Face brick, concrete masonry units - Type N unlessotherwise noted-

Load bearinq masonry, - Type S

GCB, SFT - Type N "White"

Brick and other masonry below grade and exposed toearth - Type M

1.06 REFERENCES

References and industry standards fisted in this Section areapplicabfe to the Work. Unless mo.re restrictive criteria orrJi'ferin.l renrri rome-f s F-e ewnlir-itlv st,ateri in thevrlyravfLal

Qner-i f i r.:f i nnq nr m-rnn.atari hrz rrnrzarni nry ,-nnoc .\r rat11' ^*i ^^-'JIJSL-LJ-I\-AL-L\JllJ, (_,/ L _. urrvcrL\,J JJ r/ v\_.rvc:Illr-rv \-\-,!ac J \J- !E:U\.ll-o'LMlDtthe recommendal ions/ suggesrions/ and requirements describedin the referenced standards shall be deemed mandatory andappficabfe to the Work.

B

NYCSCA/PS-56X I'NIT }TASONRY O42OO - 2

LO/3L/t3 LLW # 079797

A. American Sociecy of Testing and Materials (ASTM)

standards, l-atest editions.

A153 Standard Specifrcation for Zinc Coating (Hot-Dip)on Iron and Steel Products.

A240 Standard Specification for Heat-ResistingChromium and Chromium Nickef Stainless SteefPIate, Sheet, and Strip for Pressure Vessels.

A615 Standard Specification for Deformed and PfainBi-11et - Steel- Bars for Concrete Reinforcement.

A706 Standa rd Spec i I Lcatj ons for Low-Alloy SLeefDeformed and Pfain Bars for ConcreteReinforcement -

A951 Standard Specif ication for St-eel Wire for ,JointReinforcement.

C32 Standard Specification for Sewer and ManholeBrick (Made from Clay or Shale) .

C33 SLandard Specitication for ConcreLe Aggregates.

C43 Standard Definltions of Terms Relating toStructural Cfav Products.

C55 Standard Specification for Concrete Buildingb_r_LcK.

C62 Standard Specification for Building Brick (So1idMasonry Units Made from CIay or Shal-e) .

C61 Standard Methods of Sampling and Testing Brickand Structural Clay Tife.

C90 Standard Specification for Hollow. Load-BearingConcrete Masonrv Units.

C1O9 Standard Test Method for Compressive Strength ofHydraulic Cement Mortars (Using 2-inch or 50 MM

Cube Specimens) .

CL26 Standard Specification for Ceramic GlazedStrucuura-L CIay Facing Ti1e, Facing Brick, andSolid Masonrv Units.

CL29 Standard Speciflcation for Non-Load-BearingConcrete Masonrv Units.

NYCSCA/PS-56X I'NIT I,IASONRY O42OO - 3

LO/3L/L3 r-,r-.'il # 079797

C140 SLandard Methods of Samplrng and Testing ConcreteMasonry Units,

CIA4 Standard Spec i I icaL ions for Aggregate for MasonryMortar.

C145 Standard Specification for SoIid Load-BearingConcreLe Masonry Units.

C150 Standard Specification for Portland Cement.

C2A1 Standard Specitication for Hydrated Lime forMasonry Purposes.

C21 5 Standard Speciflcation for Facing Bri ck (Sol idMasonry Units made from Clay or Shale).

C21 0 Standard Specification for Mortar for UnitMasonry.

C3-5 Standard Specifrcation for Clay FIue Lininqs.

C331 SLandard Specification for Ll ghrwe ight Aggreqaresfor Concrete Masonry Units.

C404 Standard Specirications for Aggregates forMasonry Grout.

C41 6 Standard Specification for Grout for Reinforcedand Nonre i nforced Masonry.

C57B Standard Specificarion for Preformed, CeIl-ularPofvstvrene Thermal Insulacron.

C595 Standard Specifications for Blended Hydraul-lcCements.

C652 Standard Specification for Hoflow Brick

C7B0 Standard Test Method for Preconstruction andConstruction Evaluation of Mortars for Pla-in andReinforced UnrL Masonr y.

C91 9 Sr andard Specrfication for Pigmenrs forTn-enra- I r,' enl nr.^d en-r--ete.

Cl019 Method of Sampling and Testing Grout

NYCSCA/PS-56X I'NIT I.IASONRY O42OO - 4

LO/3L/L3

L.O7

rrw # 079797

qinnle-fired Glezedc1405 Sf andarr! Snor-i f i cation forBrick

R Industry Standards

"Standard for Concrete MasonryUnderwriters T-aboratorv.

Units" - UL 618-

2. American Weldlnq Soclety - AWS D1.4 -Structural Welding Code - ReinforcinqSteel-

SUBMITTAIS

A. Submittals for Speclfied ftems

For items Lhat are specified herein bymanufacturer's name and model number, submit aProduct ScheduLe :-ndicating the icem description,manufacturer name, modef number and any otheridentifying nomenclature. The Schedule will be:r-r-cnf arl hrr i-ha Arrthnri trr fnr rar-r-'rrd rrrrrrrnqcq rrnI trrljlvltJult/vvgv

Producl Data and Samples are noL required for suchsner- i f i ed i j c'ne evr-Fn* f nr sel er-t j on of COI 01. Orsimilar purpose. When submitting items that arenof sner-i f i efl hcra j n l.-.2 m:nrrf :nlgf ef r S name andmociel nrrmlrar nrorri dc r.nmnl eic PfOdUCt Data andt l'!v v f vv

Samples for each item for review and approval-.

Product Data

Submit Product Data to show compliance with specj-fledrafltt t r6manf <

Submj t complete data for masonry units. Laboratorytest reports for brick shall be no more than twoyears old. Submit a list indicating the maximumrlrv wci nhl nf e,ar-h trzne ,rncl s i ze 6f CMU LO be used--

j

in the project.

Submit complete data for reinforcement and ties, ofeacn rype.

Portland Cement: Brand and manufacturer's name.

Lime: Brand and manufacturer's name

Mortar Pigments: Brand and manufacturer's name

B.

NYCSCA/PS-56x I'NIT }4ASONRY O42OO - 5

L0/3t/L3 LLr{ # 079797

6. Packaged Products: Manufacturer' s specj f i ca Lionsand application instructions.

1- Sand: Locarion of pjt, name ol owner, and previoustoqf r-1:f .r

R v:<nnr\r rci rf r-rrr-amerf :nr-hnlg!!f rI! v! vUI.rUIl U,

9. fnsulation

10. Tnsulation adhesive

11. Acoustic Block (Sound Absorptive CMU), includingf iLrerrr- ass f if _Ler .

1? Maqanr.rr r- l a:nar i nal rrdi nrr qnor- i f i r- m:"'- sonrymanufacturer' s recommended cleaning procedure forr ha n ra-r,ra1- sef ecred.

C Qamnl a<

1. Submit 3 of each color of: Acoustic Block;Structuraf Facing Ti1e, Glazed Concrete Bfock.Submit Block and Iile of special sizes and shapes,including factory fabricated bulf-nose shapes.

2. Submit as many face brick of each color to show theentire colo-r range and -Ln quantiEies suf f icj-ent todetermine percencages. Submit sampl-es of facebrick of speciaf sizes and shapes, i ncl udingfactory fabricated corners and 1ip brick-

D. Shop Drawings

1. Submit drawings tor brick of special shapes.

2. Submil pl ars indrcating -Iocat j ons of contro I joinLsin -interior nartitions.

E. Qualitv Control Submittals

1. Schedufe of Uses: By mor:tar l-ype.

2. Certi-fi-cates

a. Submj-t the lightweight CMU producerrs and GCBmanufacturer's certificate stating lhat them inj mum equivalent thickress and mi x desj gnare in conformance with UL 618 for theindicated flre ratlnq.

NYCSCA/PS-56X UNIT MASONRY O42OO _ 6

LO/3L/L3

tr

LLr{ * 019197

SrrLrmi t Ii rrl^f r^re irrht f-MII nrorlrrr-er'q CeftifiCatesEating aggregate used is 100,. lightweight,^.,*--r^r ^L^ r ^ -l:rr .rr ql ai- a /rn1- arrz ki l n\sllPdrr\.rg\-i. DlIct-LE r Lro.,y, \Jr i,-Lcr Lrr \r\ruLr!J r!f f rrl-ry^s^^'^F^ i- ^^:ordance with ASTM C331. Toovv!gYaL-s, _!lr a\/(rrrnrri da l- ha rarrrr i rar] rar.rrr- l o r'l nnnl ont i f i qvvlJuvIru,

rraan+ r1-rl n ^-nrzi da r'r r'\ I n 2n* I i nhl- r^rai nhl<lf-\-EPLCTTJ_Ls L\J Pr\JV_L\.rs L]P L\./ Z-W'o l -LyrrLw\-ryIIr-rec\/cl ed eccrrecr:te that wilf maintain the Samefire resistance equivalent thickness of 100%^..*- -r^-.r ^L - 1 ^ r-l :rr. rlr ql :i- c WithOUt adecrease ln block strenoth.

Furnish notarized Building Deparlmentaffidavlt from masonry manufacturer (Form 10H)<f :f inrr m:rari a l c dal irrorarl in nrniar-f r-nmn lruwith the Specification requirements.

d. Furnish notarl zed Bui-1ding Departmentaffidavit from masonry suppl-ier (Form 10J)qt:tinn m:1- ori r'l < riol irrored fn nrn-i cr-t r-omnl lzJuqLr]ll:jgvt/lvj

with the Specificatj-on requirements.

For GCB, submil evidence of conformance to therorrrri rarnon+c n€ qecLion BC 803 of the 2008 NycBuilding Code for toxicity.

Provide certification that insufation used inDrnionf r.r-rq nnt rrrnrirrr.ari r^ri ih nnr r-nnf : i nq!lvjvvu9},!vggvv

any of the U.S. EPA regulated CFC compoundsthat are listed in the Montreal Protocol .

Mockups

In accordance with Artlcfe titfed Quality Assurance

Sustainable Submltt.aLs :

Submit Contractor's Sustainable Materials Form withr-nrnn'l af a i nf nrrnrr i nn .\h rar.rrr. l or{ rnrl rorri nn.a I

content for materj-als provlded under the work ofthis section in accordance with Section S01352,Srtst,ein:hi l itrz Rcrrrli remertq. Tnr-l ude cost of allmaf erials- disi ,anr-e 'n mi les to noint of materialsextraction and manufacture and percentage/ byweight, of material-s that have post-consumer orpre-consumer recycled content for Lhe folLowing:

a. Concrete masonry uni Lsb. Brick.

h

f.

NYCSCA/PS-56X I'NIT MASONRY O42OO - 7

LO/3t/L3 Lrw # 079797

Submit documentarion of recycled and regionalcontent in brick and concrete masonry unitm:lari:lq - r'rrnr'ltrnl- .lrr: miw r'iac.: ^^ in€^rqr-ianr?-v\-rL.vL- L.crvLr, rr.i^ s!Jr9ll -L-tIM-!LLctL-I\Jlltor manufacturer' s statement .

1.08 QUATTTY ASSLRANCE

Quafifications

Comn:-rr qner-i:liziro i6 lhe Wo-k of Lhis Secrion Sha-IIhave a minimum ot three yedrs experi ence and dL ledsL Lwonroier-i- < r^ri tl^ oimil;r a )nl ilr,, rt' maLerials.

Re'orl.:I nrrz Renri rementS

Bullding Code: Work of this Section shall conformto a-LI requiremenrs of the NYC Building Code and

-^^- ;^ \I-'^ rar.rrrl.al innq nf rrnrrarnmont alcr _! _l dIJI-/lr r.-clr-r rE r\-!jL-_Lr7

authoriEies having j ur-Lsdj cL ion, i ncl uding safeLy,hor'lrh naiqo :nd -en.ri-nallrrf inn rcrrrrl:]- innq

, srru

Where more severe requirements than those contalned'n I he Rrri l cl inrr Cnda aro ,ri rzon in thi q Scr-r'i nn - rhe

YrvLrlULgglvr]'

requirements of this Section shafl govern.

UL 618: Fire rating of CMU and assemblies shaflconform to the requirements UL 618 and SectionBC 621 of the 2008 NYC Buildinq Code.

NYC Board of Scandards and Appeals (BSA) approvals,NYC Ma Ler ial s and Equipment Acceptance (MEA)approvals or Office of Technical Certification andResearch (OTCR)

C Certi flcatlonsv^q.nr\/ r-n nq' rlru jon Shall COnfOrm tO the materiale^^Ar.+r..\/-6 ^c,-t it l^.r.r^- ^-r r-^rer-l in- renrrirpme.lls Ofq!\-\-yLorl\/sr \-sr L-Lr-I\-cl L rr_rrr olrlr _L,rJIJSI.- cvu i r sr"sl.

Section BC 1701 of the 2008 NYC Bullding Code.

Mnr-lztrnq

Corst -'rr-t qA.nn'e n,anel s to .onf orm with^ -*r .-^rkr:rqhin ,as indicated in theePPqo!alr\-E qllLl W\J!,\-t.cr-lrrrtI,

Drawinss and Specifications.

Use approved sample panels for a standard ofcomparison for the Project. Afl Work shall

A

D

NrcscA/Ps-55x

b.

UNIT I'TASONRY O42OO - 8

L0/3L/L3 rl,w # 079797

d.

conform in workmanship and appearance to thatof the approved samples.

T€ - ^.F -^^-^.,^r rcrrn\/c nenel and inSLa1l ne\^i_L _L lr\JL Oy-!/J-\JVs\-r, !s.!lL\Jvs l-/qrrE_r €,r r r\_r

nanel /o- n:nelsl :-- rL^ ^rocess untilvqrrea \v_ Ircrrr\erJ./ rsPsoL-L,rY r-trs Ppanel is approved.

Do noL proceed wj th Work until- panel-s areapproved in writing by the Project Architect.Do not build Sample Panel ''B'r until SamplePanel- "A" has been approved.

Approved Panel- "8" may remain i n pJ ace as partof the Proiect.

Erect sample panels where di recled, for approval bythe Project Architect.

Face Brick: Provide sample Panel "A", 4'x 4'nrnal i 1 'l ' . - | - - + .i "r rv inrr rf ir hnndi nrr -ininf innPqrrg_! _!_!-IL,r.>LJ-cLLrll9 lrLv! Lo,J-, -rJ\Jrr\r-Llrvt )\rr)tL t rtY,

course heights, and ties to back-up units.Lay up Panel "A" from brick furnished for thispurpose. Prov i de a second sample Panel- "8",incornoratecl inT.' ihp hrri ldinn- frOm briCkpgLLSLL'Y,

de-Livered f or the j ob,shall be 4'xB' minimum.

ermr.r'l a panal llRll

Acoustic Ground Face Masonry Units (SoundAbsorptive CMU): Panel 4' x 2'-8" i-L1ustraljng

L^-r.i -r /-r ini nf .i nn. verticalrlrrJr Lar , rJUrr,Lr_Lr]!, t J \rrlr Lr rrY,rai nfnrr-i nrr rn^ ^,.^ t ; +,, ^F rr1^-1.! \- -L r r -L \r r e -I r r \J , qrr\-,. 9udI-LLy lJr vvv I r'.

Concrete Masonry Units: Panef 4t x 4''j I Irrqrr:|inrr rnn rJ-^r l-rnnd inn ininl ino ;ndLlLrLf rlv r vv,rvlrrYr Jv' r uars

quality of Work, for exposed CMU work-

Ground Face Masonrv Units

1) Provide a Sample Panel "A" of GFMU, sizeAt x 4t fnr mort-* -i^i** ^-.--^---1.'d! J vr'r'rL a\.,J!,/r\Jvo

Af f ar .:r r'\r-\ rn \z.r'l nf (:mnl o F:nal rrArr I a,' -J1!Lg! CrPIr!\Jvct- vI .rclt"IJru t\ , -Loy d

portior of a partl Lion in the Project1Q:mnlo ?:no I ttRrr\ frnm fIoor trr trrn rrf\Jurrtvf u u I

door frame x 20' in length, minimum.Samnl e P:nel "R" Sha1l have at least oneexternal corner condltion.

d.

2)

NYCSCA/PS-56X ttNrr l'rAsolrRY 04200 - 9

lo/31/13 LLr,r # 079797

..r- ^-s^l ^ ^--^ l a rirl\rli rla m.-\-L-ttn arf .-l aen i n /-rVIl DO.lttI',Ig lJctllg I J, p. Uv us r.r\JvA trIJ \/I L--Lsarl-.Llrg

Drocedure to be utilized. The cleanermanufacturer' s representative shalL be present andLhe mock-up must be done in the presence of theAuLhori Ly's Architectural field represenrative.

1 .09 DELIVERY STOB,AGE AI'ID HANDLING

Deliver marerials to project site in undamaged conditionper ASTM guidellnes. Store in an enclosed location ornf f f hc n-nrrn,l wirh w^f Frn-nnc ^n\zar j nn aq ncedgd toprotect alf maLeria I s l-rom mo isLure, contaminants,r-orros'i nn da- FteI iolts temDer;tllre r-h.rn,-res .rrd OLhefr qvlu uurlHuluLurv

harmful- conditions.

Packaqed Product s

Deliver materials to the site in manufacLurer ' soriginal, sealed containers. Do noL defivermaterials which have exceeded shelf life llmitationset forth by the manufacturer. Material containersshall bear the manufacturer ' s l-abel indicatlngmanufacturer's name, trade name of product, lotnumber, shelf life of product, and mix ratio (ifapplicable) . This incfudes rndividuaf baqs of pre-bagged mort.ar mixes .

Cnmr- rr witL manrrf .rr.irrpr'q nr i'rf ecl instructions f ofq I ari nrr :nr] nrnJ-,:r'l- i nrr m;tori r'l <]YgrrVtJ!vuu9

1.10 ENVTRONMENTAL REQUTREMENTS

A. Col d Weather Consf rrrr-ti nr Qerlri rer.^-r- ^-\! \4 --L! \,rLts.t1L D

Salt or other chemicals for lowering the freezingtemperature of the mortar shalf not be used.

A.

M:<nnrr; rrni l-,: rn/'\..,Jf Iaf /:nrl m:arrn r\/ nrnraa o -'lrrrarUrrr )/ II t?'L E\2LC\]con,li t iorq ncr SecLionCode:

^-^ ^-^'-+- -l-.- I I l-'a nrar-nndi t i nnar{q.I.r!r 9r\rLrL >.r.rd.-L-L r..rs [JrsLfor the following cold weather2IA4.3 of the 2008 NYC Buifdlnq

Ai - lemne-atrr-e 40oF to 320F:

or sand to minimum of 70"F14 00 F.

Hea l mix irc wFte:and to maximum of

Morf ar :-r'l .r-.)r'rt tcmna-:f rr-a qha- L be becween40"F and 120"F at the time of mixinq.

NYcscA/PS-56X

b.

IJNrT I4ASONRY 04200 - 10

lo/3L/t3

A' r r emrre r; t r: re 32oF to

a H!-.ar mi xi nn wa tel.and to maximum of

b. Mortar and grout70oF and 120oF atfo hFre-rrro ShaffLhe time of grout

I-,LT'I # 079797

25"F:

and sand to minimum14 0"F.

I omnor:f rrro qhal l traL srrlIJE - o. L Lr !

the time of mlxing.be maintained above-

I ^ -^*^-.FfJ l- d uErtcrr L .

of 70oF

betweenGrout/U T dL

32" E:

resistivehours.

--) -

Cold Weather Protection Requirements

1. Mean Dail-y Air Temperature of 40"F to

Protect masonry wrth weathermembrane from rain or snow for 24

c. Provide heat source to maintain a minimum airtemperaLure 32"F on each side of masonryconstructiorr.

Ai r tpmncr:tr'rrc 25"F tO 20"F:

: Hc.: I rri wi ncr water and sand to minimum of 70oFand to maximum of 120oF.

b- Provide heat source to malntaln a mlnimum airtemperature of 32" on each side of masonryconstructron.

Provide wlnd breaks for wind in excess of 15mifes oer hour.

Keen I cmnFrif rrre nf m; qon r\/ ttni i q a mj nimum of4OoF when -Laid and prior to grout placemenr.

Ai - to-nneretr'rre 20oF and below:

Heat mixing water and sand to a minimum of 70oFand to maximum of

-12OoF.

Provide enclosures and heat source to malntaina minimum air temperature of 32oF on each sidenf nasnnrrz r-nnsf rrrnf inn drtri n.t crrnstruction,

Keep temperature of masonry units a mj-nimum of40oF when laid and prior to grout placement.

-l

h

B.

NYCSCA/PS-56X I'NIT T{ASONRY O42OO - 11

L0/3L/L3

C.

D.

LLlr # 079797

Mean Daily Air Temperature of 32"F and Below:

Protect masonry with weather resist.r-vemembrane from rain or snow for 24 hours-

b. An air temperature of at least 32'F shalf bemaintained on each side of masonry for aperiod of at least 48 hours if Type M or S

mortar is used and at- Least 72 hours if Tvpe N

or O mortar is used-

Hot Weather Construction

Follow the requ irenents of BC 21 04.4. When temperaturesexceed 100"F, or 90"F wlth a wind speed of 8 mph, provide

^^h..l; I innq -rnd r=nrri n"ron- f ^

nrnr.lrrr-c mOI'EaI.v! vsuvL

having a temperature be-low 720oF and to malntain themortar and grout befow 120"F.

WeLLinq of CIay Masonry Units

Prori ide nrci^rF-- in^ ^f '.,r units With inf tialPLswsLL r r19 vr rdJUllly r(r:l-oq c'f -rl-rcn rnl- i an rh:r ,a,.rrrira lhoir r^r,:1- l. i nrr ho€araorrr\rr PL v|lr -lrcl - r sqrj | , c Lrlr---L-L wgL L-Lrl\J IJl:r|. rc:lav.i -cr (2j 4l c-,amq na,30 qcrrr.rre inches or 0.025 ouncepsi). In cold weather requirements/ fol-Iow the followingraa t t ralnanf c .

Tf surface renperatures are above 32oF, use waterheated to about 70"F.

tf surface temperatures are bel-ow 32"F, use waLerheated to about 12OoF.

PART 2 - PRODUCTS

2.OL MA}TUFACTURERS

A- Aggregate for Concrete Masonry Units (CMU)

Northeast So11te Corporation, Mt. Marion, N.Y

Norlite Corporation, Cohoes, N.Y

Relnforcement and Ties

Hohmann & Barnard, Inc., Hauppage/ N.Y

llllr-a)-14,1 || Ar l 1Y\,-Yf-/1 ta llA r /'thic ||+Yrrss,

NYCSCA/PS-56X UNIT T{ASONRY O42OO - L2

to/3L/L3 LLn # 079797

3. Other manufacturers for specific products assner-i f ied hoygin.

C. lnsulal-ion

1. Dow Chemical Co., Midland, Michigan.

2. UC Industries fnc., Parsippany, NJ

D. Insul-ation Adhesive

Adhesives, masrics, compatible with air barrier systemsand other contacted materials:

1. Henry Company

2. W. R. Grace & Co.

E. Mortar Coloring

1. "SGS" Mortar Colors, Sofomon Grind-Chem Services,Inc.

2- "True Tone Mortar Colors", Davis Colors, RockwoodIndustries, Inc.

3. "Flamingo Colors ", Lehigh Corporation.

F. Structural Facinq Tile (SFT)

1. NOT USED

G. Ground Face Masonry Unit (GFMU)

1. Trenwyth Industies lnc, Emigsville, Pa.

2. The Burns & Russel Co., Baftimore, Md.

H. Ground Face Acoustic Masonry Unit (Sound Absorptive CMU)

1. Proudfoot Company, Inc., Monroe, CT 06468

2- Trenwyl*h TndusLries, Inc., Emigsvrlle, PA I1 278

I. Fire Clay Brick (Fire Brick) - NOT USED

J. Fire Clay Flue Lining - NOT USED

K- Refraclorv MnrLar - NOT USED

NrcscA/Ps-56x UNTT D{ASONRY O42OO - 13

to/3L/t3 rl,w # 079797

L. Mortar Additives

1, ACM Chemrstries, Norcross, GA 30010

2. Master Builders, Inc., Cleveland, OH 44722

3. Sika Corp., Lyndhurst, NJ 07071

M. Mortar Dropping Collection Net

l. Advanced Buildrng Products Inc., Springvale, Maine.

2. Mortar Net USA, Ltd., Gary, Indiana

3. Sandell Manufacturing Company, Schenectady, NY

N. Mortar Weeps

1. Mortar Net USA, Ltd., Garyr Indiana

2.02 FACE BRrCK I"IAT.IUFACTI RERS/DISTRIBUTORS

A. Belden Tri*State Bullding Materiafs, New York NY

B. Endicot-L Clay Producrs.

r- rF^r,l^- t'- l_err Prndrrnl c Tnr-\r. ro,J_LL'r \-_Lc, )/

2.03 I'IATERIAIS

A. Base Material_s

1. PorLl and Cement

2. Slag cement (on1y use for ASTM C989, GradeManufacture of concrete bfock 100 or 120.

3. Sand for Mortar Mlx ASTM C144Sand shal1 be washed natural sand with1O0e; passrng the No. I sieve.Mix shall not contain chforides.

4. Aggregate for CMU - 100? light- ASTM C331r^ra i rvhf :r'r,,'rrary.af 6 own:nz_iar_i n l..-.Y-_- -..---^-_- -rdYshale or slate (rotarv kiln

a- Type I

b - Type I t (f or manho-Les )

ASTM C15O

ASTM C15O

NrcscA/Ps-56x UNTT MASONRY O42OO - 14

L0/3L/L3 LLYI # 079797

process) . To meet recycled content,I i rrhl-r^rai nl-,t ronrrr.l arl :rrrrrarr-:l- o nf-- -- upto 2Aeo of total material that will maintainthe same fire resistance equivalent thicknessof 100? e:rn:ndod ^L- r ^ ^r ^!, ^- slatervvo g..\lJo.rl\.lg\.( OIlctIg, \-lOJ f \JJ-

without a decrease in bl-ock strenqth mavbe used.

Arrrrrcrr: t o fnr M:qr-rnrrr Crnrrt

L{rrri ratad T.i mo

ASTM C4O4

ASTM C2O7.l rTr.\a ll q ll- i.v"

10

Water: Shall- be cl-ean potable water free ofinirrrinrrq fnrai rrn m.atf or r-nnfnrmi nrr fn thp! v! u aYrr vvrrlvlr,rlrY

requirements of Section BC 1903.4 of the 2008 NYCBuilding Code.

Mortar Coloring: Provide pure mineral pigments,natural and synthetic iron oxides, and chromiumoxides compounded for use ln mortar mixes. Materialshall conform to ASTM C91 9. Coloring shall notcontain a l ka J yde sa l t s or chlori des. No liquidcoforants shall be oermitted.

Mortar additive for use in setting of exterj-orhri r- lr r-nzri nrr ,,-^71< rrr:ni te qtAnq --n ^+!r^F -"^h\'vI./-rry r-oy.r, \j!4.-r.LL\- rr-vPr, cllllr \JLIISI -Ll\-lI

elements with hori-zontal surfaces exposed l-oweather. Use additive for such efements wlthin 10vertical feet of qrade or wafkins areas.

h

Additlve shaff be non-toxic, non-flafi[nab.]-e,and non-hdzardous during storage, mixing,application, and when cured.

Finished mortar shall be resistant to urine,diluce acid, dilute alkali, sugar, brine, andcalcium chforides and other salts used in de-icinq salts.

Premixed sand and lime for mortar mlxes is notpermitred. The use of batched material by Spec-t"lix:n,^l f rcl-nrrr-n ar-Vaac'A n,:mant-l ima-ni armonl- hrr mainrI/qv r\qY vu ,,," J "'mortar manufacturers is permitted. Each individualbag of material shall have the manufacturerrs labe1i donf i f rri n,-' +ha r_.,Y ..'- .'lorLa r Eype.

NYCSCA/PS-56X uNrr MASONRY 04200 - L5

LO/3L/L3

B Brick

LLI'I # 079797

Face Brick (Buff co]-or) : Be.lden Brick Co. CIay orshale, ASTM C216 (soIid), grade SW, type EBX, orASTM C652 (hollow) , grade SW, type HBX of size 3-5/8" x 2-I/4" x 11-5l8" (nominal dimensions4"x2"x72") Cores hol-es shall be a minimum of I"from faces of brick. Colors and textures: Factory#: WHMB4; Shade: #8530 velour. Where indicated onthe Drawings or in the Specifications, t.hemanufacturer and brick are the Basis of Design.Qno,^i: I <i zoc :nr] ^ l-' -nna al-.^'.,n nn f ha flr:i^ri nrrqL,lr\-\,l.a,r or_!r -rrdl,cJ cl- Jlr\_rwrr \-rror sner-i f i cd hr-rein. Brick shall be manufactured tosner:i: I sr zes :nd clrarroc f nr /-Cf nef S and Otheflocatlons and are not to be cut in the field fromthe standard brick. Brick sha11 be tested foreffforescence i-n accordance with ASTM Test MethodsC67 and the ratino shalf be "Not Effloresced".

A l.innad ]nricV crrnh -ee :ro rrqod :hrrrro rol i orri nctv!rUl:,

:nol es :nd I i rfel s - sh: I - ho rnanuf actured withgrrg +:rru!f U,

rhe Iin nnrt- inr herri ncr cl imc-qiOnS not l_eSS than5/8" hiqh and 3/4" deep. Provide brrck withJarqer lip dimens-ions when recommended by brickmanufacturer. When recommended by themenrrf :r-l-rrrar 'l:nncd hrir-k mA\/ be CUt tO thereoui recl climensi ons from solid brick in thefactory, provided that cuts are carefully made to: QO dprrroo i nrori r'rr :nrxl a :nd dn nnt- ,-w.rend n,aqfrv! qarY rv

this angle.

Face Brick (Red color) Endicott Clay Products asdistributed by Belden Tri-State. Factory#: WHM54;Qh:rlo. \'t.-nnnar f:nrrnn \Ia1 attrtt aizac ,end qh.rnoq)elrv- |

inr-lrrri i nrr qnor- i.. l -h-n^- r-\ ndLCh bUtf CO]OI, Lv

brick.

Face Brick (Red co1or to match existing brick)Taylor Clay Products as distributed by Belden Tri-State. Factory #: WHM34; Shade # 371 "Red". Sj-zesand shapes to match existing br:-ck.

Face Brick (Dark Brown color) Endicott ClayProducts as distributed by Belden Tri-State.Shades: "Sienna Iron Spot Smooth" and "VeIourNorman" (Row: S17W V80A; S.O. # 7-105-13). Sizesand shapes to match buff color brlck.

NYCSCA/PS-56X I'NTT MASONRY O42OO - 16

to/3L/L3

h

Sfze

1.-

Unit weiqht: Unit1- r-\ avr-ood QO nnl

ASTM C140 (105 pcf

LLW # 079797

5. Building Brick (Conr-mon Brlck): Clay or shale, ASTMC62 (sotld) , grade SW, or ASTM C652 (hollow) r gradeSW, modular size unless indicated otherwise onDrawings. Special sizes and shapes as shown on theDrawings or speclfied herein.

Manhole Brick: ASTM C32, Grade MS, burned cl-ay orsha1e, modular sizes, cored or so1id.

Fire Clay Fl-ue LininS - N/A

D. Concrete Masonry Units (CMU)

1.

d.

Hollow Load-Bearing: ASTM C90. Aggregateshall conform to ASTM C331.

So1id Load-Bearing (units with 752 or more neta rea ) i nr-l rrd i nc Bond Beam Unlts : ASTM C90 .

^-^-^^-r^ ^r--r 'r -:onform to ASTM c331.z1v\jrsvaLs Drrct r r (-

Hiqh Strenqth CMU: Compressive strength shallbe 3500 psi- Provide only where indicated onDr.ar^ii nrr< A.r.rr^.rate Shal-]_ COnfOfm tO ASTMc331.

Concrete Brick: ASTM C55, Type 1, Grade N-1,standard modular size. Aggregate shall conformto ASTM C33-

Nominaf face dimension 8" x 16" or 8"x1B",exr:ent as nnted oLherw j se.

Provide hal f unj Ls, corner units, half-hj ghuniLs, "U" shaped l-inte1,/bond beam un j Ls, andunits of special- size and shape or withmrr'l l-i nl a rrri nz'lc

^ .1 l-r^rn f acaq I r^rn anr'l< a\r

, r.Y' t L'!v J svvvt

any faces as requi red by the Drawings toaccompfish the work.

weight of concrete for CMU not-when tested in accordance withfor the high strength CMU) .

NYCSCA/PS-56X I'NIT T"IASONRY O42OO - L7

LO/3t/13

Fi ra r:+ i nrrc.

LLW # 079797

Units manufactured with equivalentsolid thicknesses, face shel1 thicknesses, webthicknesses, and other characteristics to obtainfire rating's as indicated on the Drawings.

Concrete masonry units shall be manufactured with aminimrrm of i* nr:e-consumer content materia-ls - Amaximum ratio of 4AZ sl-ag to Portland cement isrrorrni rro.r €nr cementitious material_s and 202ranrzn an I r ^L'-'..-\'i.rl.ri m:tori: l t,,-\ axn:nr-lcd r-l.arrr sl-y(-l glr I-LVllLWE.-Vrru -L-crL\---c.r- LV t:.1IJcrrr\rsl.t \-rqy

shale, o-r slate for aggregate, as long as therequired sL-rengrh !o meer ASTM C90 is met, thewci nhtq :r.r -ha ---^ ---.r -L ivafent thicknessw\-rylrLr ol s ,r/!- ,-)d1lLe, dllLr Lrrt= sqLl.

to meet fire-resistance ratings is the same asblock with l-003 expanded clay, shale, or slate.

Acoustic Ground Face Masonrv Units (Sound Absorptive CMU)

ASTM CI29 or ASTM C90. Units wlth second row ofs t raiqht -throuqh cavities to accommodale verticafreinforcement. Na r row sloLs, wiLh [actoryinstal-led metal septum and fiberglass filler in theunreinforced first row of cavities.

Qnrrndl-, 1n:z t. \/na pqa /ptr h\r Drarrdfnn1- f-nmrr:nrrLly l/u r\u\// r\! vf vvrrrysrrl, ,

Inc -

b "Trendstone PlusTnrlrrqj- ri o< Tnr"

Acousta-Wal " l.r ru tT ron r^r r;f tr

1 6tt avaani- : qSize: Nominal face dimensions 8" xnoted otherwise.

Each uni-t to have one end of its cavil-ies tiqhtfvclosed.

Make slots and edqes straiqht and clean.

Units to be tree of chips, cracks, crazLng, or anyother imperfections.

Exposed faces shalf be uniform in color, plumb and.r- I -..^ *r-- ^'r., ^:.:r-- .i^ ^:ze and thickness.-LIr L.l ult P -.r dllrr/ sJ!d.l-L--LV ct-Ll-Ilg -LlI -INo two faces sha1l differ in size by more than1 /' 6tt - nl rrq n r'ri rrrq f rnm sneci tigd size.FrqUvr,lIUlll

F-ihernlaqq f i'l l.=r l^l.aiar \z:r-)f-\r qornfinn ?* m;ximttmby we ighl, ASIM Cl104. QrrrFrn,: hrrrn i nrr

characteri st ic s; ffame spread index 25 maximum,smnka dorzc lnncd ^r^.' Ln *-. :- .- ASTM E-84 or UL-Llgvg_L(JIJg\.t _Ltttlc^ J\J rr.l/\ rr/u]| ,

NYCSCA/PS-56x uNrr !,rAsoNRY 04200 - 18

LO/3L/L3 LLW # 079797

123. Pass LesLing for air ve-Locity 1000 feet perminrfe- :ir erosion test method ASTM C-1071- or UL-181 .

B. Cofor: "Ramapo White".

F. Structural Facing Tile (SFT) NOT USED

G. Ground Face Masonry Units (GFMU)

1. ASTM C90 - Trendstone Pfus by Trenwyth fndustries,Tnc. or approved equa1. Aggregale shall conform toASTM C744-OB.

2. Block si-ze is indicated on the Drawings. BlockshaIl meet the required fire rating indicated onthe Drawings. See "Concrete Masonry UniLs" above.

3. Nominaf face dimension B" x 16" except as notedotherwise.

4. Provide shapes for external corner conditions asindicated on approved Shop Drawings.

5. Color: "Ramapo !,lhite" (Trenwyth) .

H- Joint Reinforcement and Ties

1. Material

a. Reinforcement and Ties for Exterior Walls(includes back-up wal.ls of cav i Ly wal lsystems): Formed from stalnless stee1, 1B-8,tvpe 304 -

1) Sheet steef: (No . 2B Finish) , cold-rolled, annealed, ASTM A240.

2) Wire steel: ASTM A951.

b. Reinforcement and Ties for lnlerior Wal1s:ASTM A951, hot-dip galvanized (afterfabrication), ASTM A153.

c, Provlde factory- fabricated corners and tees al-corners and intersecting walls for continuoustype reinforcing, such as Lruss type, exceptas indicated ot-herwise.

NYCSCA/PS-56x I'NIT MASONRY O42OO - 19

LO/3L/L3

.i

rrw # 079797

Width of truss and mesh rej-nforcement to placeedge of reinforcement I" from each face ofmasonrv.

Manufactured Units. Units are fisted by Hohmann &

Barnard model number in order to estabfish astandard for comparison. For some units modelnumbers are also listed for products by Wire-Bond,Charlotte, NC; and product descriptions sha1l bethe same as for the Hohmann & Barnard products.Deliver afl units with manufacturer's printedinstal-lation instructions.

a. Exterior Walls - Brick with Concrete Backup -A11 j-tems to be stainless steel except forseismic cJ-ips:

Provide #315-BT Flexible Dovetaif Brick Tie,dovetall end to be 16 gage minimum, 1" wide.Provide Byna-Tie 3/76" in diameter, of lengthto provide 2" embedment in brlck. Anchor slotshall be #305 Series Dovetail Anchor S1ots, 18gage minimum. Provide multi-grooved rigid PVC

Selsmiclips, #187-A, for seismlc interlocksystem. Provide 3/76" diameter Type 304stainless steef cont-inuous joint reinforcementwire. Wire-Bond model #1304, 18 gage dovetaiLslot, and Wire-Bond model *2L02 dovetailoffset triangrrJ-ar tie. llire-Bond model PSCpJ.astic seismic clip.

b. Exterior Walls - Brick with Concrete MasonryUnit (CMU) Backup - A11 items to be stainfesssteel-:

1) #180 S.I-S. Dub'1 Loop Lok TrussSeisnjclip Interlock System consistinq ofthe foflowing components:

a) #180 Type 304 stainless steel Dub'lLoop Lok truss type horizonta-L joincreinforcement with wefded 1oops.Truss 9 gauge. Deformations alongeach longitudinal rod for mortarbonding- Loops 3/16" diameter.

3/].6" diameter l\rne r n4 sf : i .l eSS'i_r-Prorri de RrlY t\,rne- / r-

!,lAsoNRY 04200 - 20NYCSCA/PS-56X

b)

I'NTT

L0/3L/L3 LL!,r # 079797

rrr Btrni-Rr.ty t\/ntr ^s rF.rrr i rc.l f or'J.y"lv\agrlvv

r-arrrqi nrr Prorzi r-l o qi zoq rcrrrr i rc.luvq!rrr]\J. !!vvfLrst ,rIZso Is!!1u_I rl:\r

fox 2" embedment in brick.

Tmn:nl roc i <l--eni mrr'l I i -r'rrr,r^rza-'lI l.l|,o u L rs.rIrLa.tlLt lLlt-lJ- LJ- V!\J\JVgl,arr.\ r/l u\/I \6rcYnlrrt lh< lltx/-A'l!Yl!*,1|1v..'.

3/76" diameter Type 304 stalnfesssteel continuous w-ire,

e) At waffs with cavity insulationprovide Loop-Lok lvashers tomechanicafly fock rigid insulationin place-

#355L Column Anchor, 7/4" thick by I\4ur,ri do t-t^ri crad r.ri th .e q l nl l-ad nnani nn l-nrrt +vg t

lock stud. Provide a straiqht positivelock stud, 3,/8 " diam. , threaded, with nutand washers for anchoring masonry tosteef column when masonry is paral-fel to^^1"** z1--^^ I.Fn.rth as recrrri 196l f or\-\JJ- L,llLLIl ].-LCtr19g. JJq:rr\J Lr.r rLYLr-Lr

condltions. lilire-Bond #2?55L.

#353L Column Anchor, 1/4" thick by I!4"wide, twisLed, with a slotted opening forlock bolt. Provide a bent positive lockqf rrri ? /F" di:rr J- hreaded - wi th nut- andsuss/

,,^^L^*^ €^- ^-^hori nc, mas.)n rv fo steelwo.,>IlgJ-,>, Ivl- cLll(---\J!frrv r(tqJ!/rrr.y

col-umn when masonry is perpendicular tor-ol rrmn dl anrre T,enoih as reorri red f Ofconditions. Wire-Bond *275LL.

JuncLure of exterior back-up wal1 withinterior bl-ock partition: #MWT, I/2"scnr:re hrr l6 c,AoF nf nrnncr r^r i dth f oru\-19q!vvfYqYv'

waIl thickness

Concrete block to steef spandref: #360Gripstay Channel with # 365 Gripstayn -^L^- 1' Weld channel Lo steeLa1.ll\-IIUI t rz- 9oVs .

sn:ndrcl -enofh .as reorti red fOfconditions. Wire-Bond *L3O2 channe]-slot, and Wire-Bond #1402 channel slotanchox.

Exterior Brick WaIls/Parapet WaIls (MuLti-wythe) - AIL items to be stainfess steel:LOX-ALL #L20 truss, 9-gage, of proper widthfor wafl thickness- Deformati-ons alonq each

r-\

d)

2)

3)

4)

q\

NYCSCA,/PS-55X T'NIT I{ASONRY O42OO _ 2L

LO/3L/L3

For Wall Carried rpqtee- q-ranq - " /4" xe eLeL/v, !/

honl- onrlq / QO dan roaq l

Rigj-d Steel Tie.

Separately: #3447r / r," x 8" with 2

. Wire-Bond #30002

d.

h.

t_.

],LW # 079797

l-ongitudinal rod for mortar bonding. Wire-Bond Truss Tlpe Series 300.

Interior Concrete Masonry Unrt Wa11s - A11items to be hot-dip galvanized: LOX-ALL #120Truss-Mesh, 9 gage, of proper width for waIIthickness. Deformations along eachlongltudinal rod for mortar bonding. tlire-Bond Truss Tlpe Series 300.

Tnterior Concrete Masonry Unit i,Vafls (Non-Loading Bearing) - A11 icems to be hot-dipgalvani zed:

1) At Partitlon Junctures: #MWT, I/2" squareby 16 9age, of proper wldth for wallthickness. Wire-Bond #1900 Mesh lila]-]-Ti-e -

2)

f.

fi

Structural Facing Tile (SFT) (2 wythe)- A11items to be hot-drp gafvanized: #CWT, 16 gage,of length required to embed in each mortarIoint. Wire-Bond #2000 Conugated Wa1l Tie.

Structural Facing Tile (SFT) with CMU Back-up- A11 items to be hot-dlp galvanized: #CWT, 76gage, of lenqth required to embed in eachmortar jornt. Wire-Bond #2000 Corugated WallTie.

Expansion and Control joints: "Slip-setstabil-izer. Wire-Bond #1700 Control ,JointAnchor.

Exterior Brick with Steel Back-up- A11 itemsto be stainless steel . #362 Gripstay Channel,72 gage wel-ded to steel, with #363 FJ-exibleGripstay Anchor. L4 gage minimum, L-L74" wide.Provide Byna-Tie 3/76" in diameter, of lengthto provide 2" embedment 1n brick- Provldemulti-grooved rrqid PVC Seismiclips, #187-A,for selsmic interlock system. Provide 3/L6"diameter Tvpe 304 stainless steel continuous

NYCSCA,/PS-56X uNrr l'rAsoNRY 04200 - 22

L0/3L/L3

joinL reinforcementChannel Slot withChannel Slot OffsetPSC plastic seismic

LLW # 079797

wire. Wire-Bond *L3O2tabs, Wire-Bond #2103-0Triangle. Vlire-Bond modelclip.

So-lid Brick Chimney wlth Flrebrick - All itemsto be stainless steef: LOX-ALL #120 truss, 9-/yi/y6 nf r'rnnar width for wall thickness ofYgY'

'standard brick portion. Deformations alongeach longitudinal rod for mortar bonding.Rectangular Adjustable WaI1 Tie No. 800.3/76", for between standard brlck andfirebrick.

Mi-scelf aneous Accessories

Weeps: High Density polyester, pol-ypropyl-ene, orpolyethylene woven mesh, 90% open, fuII height ofadjacent brick x full width of joint. RecessedI/4" from face of brick, and extending to back ofbrick. Color to be selected by Architect frommanufacturer' s standard colors.

"Weep Vent" bV Mortar Net

Mortar Col-l-ection/Def.l-ection Device: High densitypol yethylene, pofyester, or polypropyJ ene openwoven mesh of width to fill enlire cavity afterinstallation of the insulation. Provi-de doubl-eI ave- of m.r I eri,rl f n onqrrra r-arri f rr ig f 11]ed, MeShshall- be lnstalled to create an up and down effect,

"Mortar Break" or "Mortar Break II" byAdvanced Buildj-nq Products Tnc.

b "Mnrl.ar NIot// l-rrr Mnrf :r ltlol Tnr-vy l Iv! Lu! !]vu,

*'Mortar Web" by Sandeff Manufacturing Co.

J. Qai nf nrr-i nn Ql- aa'l

Deformed bars conforming to ASTM A6L5, Grade 60.Reinforcement to be wefded shall- conform to therequirements of ASTM A706, Grade 60.

Reinforcement in exterior construction, such as^ ^L- r'r l-rc rr: lrz:n i zcd I n accordance with\,d I cl-\rE:LD, -llctI_L rJs ga_r v'?

ASTM A1 61 . Touch up coaLing for galvanizedmateriaf shafl be 1n accordance with ASTM A780.

NYCSCA/PS-56X uNrr r'rAsoNRY 04200 - 23

LO/3L/L3 Lr.w # 079797

K. fnsulation

F,y1 -rrderl n'r'l rzq-rzrona ri oi d. ASTI,{ C(7R Trrne X wi Lh'LLYIS,.1y'.'R-va-Lue (aged) of 5.0/inch at l5oF mean I emperature

when tested in accordance with ASTM C518.

a. Minimum compressive strength: 25 psr inverti-cal direction when tested in accordancewith ASTM DL62I .

b. Maximum water absorption: 0.1% by volume whentested in accordance with ASTM C212.

c. Surface Burning Characteristics in accordancewith UL tests): Ffame Spread - 5, Smoke-6\?^r^ned _ 165.

2- Product shall not be produced with or contain anyof the U.S- EPA regulated CFC compounds which arelisted in the Montrea.I Protocol.

3. Provide Styrofoam Brand Cavity-mate by DowChemical .

Panef size: 16" x 96". Thickness: as shown on I,heDrawings. Provlde each panel of full thicknessrndicated.

4. Adhesive: Type recommended by insulationmanufacturer and ai-r barrier manufacturer.Compatible with insulation and substrates.

L. Masonry Cleaner

Masonry cleaner capable of cleaning masonry withoutdegrading the masonry material or mortar. Cfeaner must1-1a :^^r^.,arl l-.y fhe r:snnrrz -:nUfaCfUfef.

M. Precast Concrete Llntel

CasL I inte-L units, using same rype cement (ASTM C150) andaggregate ASTM C331) as for CMU; compress i ve srrengLh:3,500 psi. Refer to Draw-ing DeLa-L-Ls f or si zes,rai nrnrni nn .:-r] nt r-,ar ran.ri . gmentS.!LrrlrvlvrrrY r !uYu!!r

N. Electrodes for Wefdinq

Electrodes for weldinq sta,inf ess steel to carbon steel:E309-16.

NYCSCA/PS-s6x UNIT I'IASONRY 04200 - 24

LO/3L/L3

2.O4 MTXES

C.

'Frrna LI . 1 n.^rl- .(-:ray.l rrr q^n.l Miti mg61"- v

'" ^-"s./ J\./ P-r (aL a-Q \J.a 1

,-tr!,^^ I\r rrt^llri -^rr. 1 n:rfr yPs r\ vvlr_L LE . _L Por L

l-)a'i'q drrr whi f c qand.shal- he 750 nsi at 28

Lrw # 019797

Mortar (basic)

Shaff conform to ASTM C270 and BIA M1-BB. Provide Type fPortfand cement (Type TT Portland Cement when used formanholes)- M;qonr\/ r-emenf sh,el L not be used aS asubstitute. Preconstruction testing with the proportlonscarefully monitored is to be used to establish the upperonr'l nf thc st -r-nn]. h r:n.ra - wh i r-h shnr l .l nencra l l rr he nea rL!rrry urr !qrrYvt

the minimurn strength of the next higher strenglh mortar.

1. Type M: 1 part gray cement, 7/4 parL lime, 33/qparLs dry sand. Minimum compressive strength shal-l-be 2500 psi at 28 days.

Type S: 1 parl gray cement, I/2 part lime, 41 /zparts dry sand. Minimum compressive strength shalIbe 1800 psi at 28 days.

cement, 1 part lime, 6 Partscompress i ve strength shal-1 be

white cement, 1 part lime, 6

Minimum compressive sLrengthdays.

Mortar Color

Prnnnrfi on mnrfer r-ol ori nrr with other mortar mixingredients to obtain desired color, as approved by theProject Architect. Provide white cement instead of graycement where required to meet the desired cofor. Do notexceed 1 part pigment to 10 parLs cemenL' by weight. Ifconsistent color cannot be obtained, provide as a minimumpremixed Portland cement and coloring from major cementmanufacturer.

Raf rrr_l- nrrr Ma\ri.ar

Manufactured from fire clay as defined in ASTM C43Shalt be "Sairset" by A. P. Green Refractories Co.

f]rnrrl fnr M:qaln r\/

Mixes

a. Fine Grout: 1 part Portland Cement, 0't/10part Hydrated Lime, 2r/r3 times the sum of

NYCSCA/PS-56X UNIT ITIASONRY O42OO - 25

to/3!/t3

2 .05

l^,

I.,rw # 079797

vofumes of cementitious material-s of fineaqgregate (ProporL Lons by vol-umes ) .

Coarse Grout: 1 part Portfand Cement, 0-l/70part Hydrated Lime, 21 /4-3 times the sum ofvolumes of cementltious materia-ls of f i-ne,accrerr:f e - and 7-2 times the sum of thevolumes of cementiLious material-s of coarse:r-i.i rar.r:1 a / Dn r 1 i anq hrr rrol ttmc \

A.rcrrF.ritec f or Mi_xes: ASTM C 4Q4.

c l rrhh, Qrr -.i h.i 6,,- - I |r qlv i q,,-rJrLllLLU, C) Iu,Illl-lLLtlttt, rl tLLo,\ i lLlulLL.

(-nmnroqq i rza (f ronnlh' Al Io:qt arrrr,a l rr.'r ihaslrr:rof h nf rhe :-^ -^t less thant' urvrt ) ] |

2000 psi as determined by ASTM C1019 - Methodnf Q:mn l i nrr :nrl Ta<i i rr /'r l].t.arrrj-

Location

F.\r qr.r.er-,r< I acc f L^^ 'rrr il ror-l- i nn tlqe! \Jr rIJo\,\-J Iq-JJ L LlO,Lt a I lr cttl,V l-/ L f Eu L-\,rlr L^Jsf i na n rnr rf

Fnr <n:116e )tt -:rn,l mr-rra i n :nr.r di rar-1- inn rrqa/- a): tea rrrr_rrrt

souRcE 9uAtITY CONTROI,

A The A"1- hnri1- rr wi I I eqq'cn : Sncr-i al I-sner:tor who wifli n qnar-t fha m:</1r1 r\r n ^nel- rrrni i nn rrndor .rho ronr ": *^*^_| ^LIl. IILC.J\rrrr_v u\,,/rrJ Lr tr\-L-\-ll Lrr r\,t(? I Lllc: | (-\Jl1l lt-llltjllLJ

of Section BC 1704.5 of the 2008 NYC Buildinq Code.

D- PreconstrucL ion TesLi ng

Preconstruction testinq of mortar properties wiffbe done in accordance with ASTM C780.ConcracLor shal I assi sl Lhe AuLhor LLy's Iaboratoryby any medns necessary dnd shaII provide the mock-up prlor to beginning the installation work toal-l-ow f or adj ustments of the mix if necessa r y. Donot proceed with masonry work untiL thepreconsrructjon testing is compfeted - Conlraccorshall mlx mortar as it intends for the actualconst ruction -

2 . e onnrec<i ve sf r-Fn.rf h f ests of f ield mixed mortarand factory batched/prepackag'ed mortar a.re to beclone during consLrucLion cf Lne mock-up/ or earlierif desired by Lhe Contractor, to provide a

c.

,{

b.

NYCSCA/PS-56X I'NTT MASONRY O42OO - 25

to/3t/L3 LLW # 079797

benchmark for the strenqth based on actual fiel-cr-ordi t'i nnq :nri nrnnnrf i on inrr nf the mof taf . f fu rvarrrrY

morta r st rengths are too hi gh ot too low,proportions and material source may be requireci tobe modified if directed by the Architect orEroi nccr nf Rer-nr6[.

Preconstruction testing of masonry grout propertieswill be done in accordance with ASTM C1019. TheContractor shal-I assist the Authority's laboratoryl-rrr ,.nrr mF:nq nc/-aqqAr\/ and sha I I Orovide the mOCk-L

rn nrinr fn hcnirninn -hp installat-iOn h/of k tovvYrrrrrr Yrr r ^,., €nr =A-i,,cr fienLs of the mix j f necessarv. Donnt r., -.,r-z,z,A ,,'.i f h nasnn r\,r work Until theJ"nrer-nnqt -rrr-t i nn csl inn i q r-nmnleted. COntfactofshal-l- mix mortar as it intends for the actualconstruction.

PART 3 - E:GCUTION

3.01 EXAMINATION

A. Examj-ne a1l adjoining Work on which this Work is inanyway dependent for proper installation and workmanship.Renorf f o tnp A'rthnri i\/ ^n\r r-nrrii i ir-'nq f h:t nrgyent theperformance of this Work.

3.02 PROTECTION

Cover top of masonry walf with waLerproof plasticmembrane at the end of the work period, when work is not'i n ah^ at other tlmes when Work needs to bet srru

nrntor-i- or] frnm r-r- --r ^r-L^* *rar-initel inn trxLend[J!\J LgL.LE!.1 !l-Lrllt !ctrlt d,rlL.t !rLltg! Prs\--LPJ Lo t- -L (J.l.r

cover down sides as needed to thorouqhly protect theWork.

During cold weather, do not use wet masonry units andfrozen masonry unlts .

Do not use frozen materials or lay masonry on frozenmaterial-s; remove frozen materials from wall. Refer toPart 1 of this Section, "Environmenla ) Requirements" fortemperature restrictions.

Remove excess mortar from wal-ls as soon after layingttnirs Fs nr:cti r-:]rl c frl nrF\zent stainjnn and tofaci-litate cleaninq of wa11.

A

NYCSCA/PS-56X I,NIT IiIASONRY O42OO - 27

to/3L/L3 lr-,w # 079797

Brace wa-Lfs as needed until sufficiently set, or untifintersecting wa I 1 s prov j de -La Lera I support.

Prevent masonry cl-eaners from coming in contact wich^'r "'--^-r -1 -^^ *=i:l and ni- har maq.)-r\/ q'rrfar-es srlch aSolJJo9gll L 9_Lct->/ Itl\- -e- +..J\)\J--ry ,JJr!a\-\-r rL

casL sLone. Protect adjoininq glass and metal surfacesand all other adjacent materials and properly fronmasonrv operations.

3.03 MIXING PROCEDI'RES FOR MORTAR

F.

A

B.

M^-^!rr^ --+ay.j - l l-.r tr rrr.r'l rrmo!-rsaD Ll -L != lttd LcI -Ld I v y

meaqtrri nrr 1^rrr trnl rrmp marerrra

noL measure by shovef.

.\ r anrr i rr: I on I- r^ra i rrhf Tn

'rnrerl ip^l s hr,r .nnLainer. Do

Mix ingredients in a clean mechanical mixer for a minimumof 3 minutes, maxj-mum of 5, with the minimum amount ofwarer Lo produce a workabfe consistency. WatervenrFn-irri-rr nrq' L-^ --:^r ^ for Lhe IRA of the--! v _r ")i -rLu.r L r-,, c dIJIJ r !,Pr r d Lc

brick. Bricks ot 3 grdms per minuLe per 30 sq in requirea fower water retentiviLy properLy Lo mainrain product-ionby allowing the mortar to give up the water easier to thebrlck.

Mortar LhaL hds sl i ffened because of evaporation of waterfrom the morldr noy be reLempered only once, and onlyd'rr^i nn tho f i -sl hortr of n l.rr:emenL Lo resLore Lhererrrli rod r-nnci qton^\/ I)n nn- n\rFr warer to make mortar"qnrrnrr" rq vrptcr rFf art i rri f rr nrrst hc annrnnri atc for theIF'A of the brick. Mortar shall be used within 2'lz hoursafter lnitiaf mixing. Limit amount of mortar batched atorF time. to slarr wi lh ir 'l hesc -,-rrr,1 'rerrenLs.

3.04 I,AYING - GENER,AI-.

Tav rrntf s tr e to iim6rei^-c nl|.ml-' :n.-l r^\,ai oduafe;""/'tjfurLlvgrruluvlf,

exterior and interior bond work in bond indicated on theflr,r,.r innq rlr qner-i f i erJ hcrei - l,:1/ r-n'rrqos 'erlcl and in!el' vv s!

pLane wirh joincs uni form; vert ical joinLs spacedproperly for plumb a I ignment-. Provi oe mdsonry 1 ines,pLumb bobs, and utilize a 4 foot level to maintain wallwlthin 7/4" of theoretical- dimensions. Adjoining faceso I b r i ckwork secrions, such a! expansion j oints,re-Lievinq angles, etc, shall be flush with each orher,trnloqs qnr-r-:f tr-l t.' i-.l.i ^-r^l ^-r-.^rWiSA {-)h dr:Win(.Tg.

Fill hcrl i'ri*ts a-cl r-roqq inintS Solid With mortar-Furrowed bed and spotted cross joints nor permirted. Forho-Il-ow o I ock uni t s, apply morrar f ulI lengrh on allbearing surfaces.

A.

NYCSCA/PS-56x UNIT MASONRY O42OO - 28

LO/3L/t3 LLYI # 079797

E.

C. "Toot-h" tempora ry openings in exposed masonry waffs, tomaintain proper bond when closed.

Tool joints in exposed masonry wich a concave jointer toprovide a neat, smooth, compacted surface.

Rough cut loints j-n masonry that are to recej ve pfaster,I n nrnrri r-'lc nnnd nlaStef bOnd.vlvvYvvu}-

Remove excess mortar, leaving masonry surface clean.

Cut brick and concrete masonrv units with circularmasonrv wet saw.

H. Build-in miscel-l-aneous meta] lnserts and other items notfurnished under thls Section but specifled to beinstafled under this Section.

l. Lay brick in bond palLerns as shown on the Drawings. Ifbond is not indicated on Drawinqs, use running bond, allstretchers.

3.05 FACE BRICK WORK

A T.:rz frr-e hriql< from scatf o_Id_i ncr erer-iecl on face briCk"*Jside of wal-l. Do not build or attach scaffofdinq intothe brick face.

B. Use face brick for exterior wa-lfs, chimneys, bulkheads,enrJ lr:nkc ,.lf rr.arrrrol- < avl-ay'\l- r^rhara r.nnr-rot a rt-a t--- r-iapeLs areindicated.

C. At exterior relieving angJ-es/1lntefs or other brickprojections on exterior face of building, brick shall beplaced such that the cores are not visible. EnsureIintels and refieving angles are placed such that coreswilf not be visible when brick is placed at its correctlocation.

E.

D. Wet cfay and shale brick which have initial rates ofabsorption of more than 30 grams for each 30 squarei nr-hes ner n j n'rtc (AST\4 e.6-7 \ Wet- brick suf f icientlv tot/v!It!!lruLU\IrUl!lvvl|.

nrc\/enf cLcaqq :l-.rqnrnl inn nf mr-rrtar moi qtr'r16 hlt kconPurvir vr , ,Jvrctrrf-ano drv ann"nh In al^'|:in hnnrl

L:rr wi tlr sl-nrrpd -: ^.r ^r .i r.: -^ .lr\/ .ontAr:T s betweenrJa.J r.l-\Jvs\,r j Lr_LrILD, a vv.Llr_Lrr9 u!yDTICK.

Lay nol more than 5 courses before setting backup unlts.

D.

F.

G.

NYCSCA/PS-55X IJNIT IIIASONRY O42OO - 29

to/3t/t3 I,I,w # o79797

G. Clean loose mortar from wall as brick is lard.

Leave openings for mechanical trades work, then c-ose upsolid after mechanical instalfations are compfeted.

Drnv i.Je vroon hnl.=s in 1-ha hc:ri inints of the first fwourrv lrvqu Jv

courses of masonry above wa11 flashrng (space at 24" o.c.linear in each course/ staggering the first course withthe second course) . Provide weep holes at other locationsas denoted on the Drawings.

J. Const rucl I/2" wide verr-Lcal expans ion joinLs aLlocaLions indi-caced on the drawings. fr not indicated,provide at approximately 25'-0" o-c- and withj-n 5/ -4''from the corners. Obtai-n Authority approval beforeinstafllnq.

3.06 cAvrTY w:Af_,I

A - Kt-en I hc r-;rli I rz f rec nf mnrrrr drr-'nni naq n.) nrri nermi Iarv e I/ e !r!!+ e

mortar to collect on ties and brrdqe across the cavitv.

Provide continuous row of mortar mesh at base of walf,over relieving angles and 1 inLels, aL al I IocationswrLh f'ashing and weep ho-Les, and ds .indicaLed,direct-y on flashing. Flashing shall extend aoove topof mortar mesh except where indicated otherwise. Trlmmortar mesh to size indicated on the Drawings.

Tn l;rri nrr rrn i-hc r^': I I kccn I hp r:.rrzi f rr r: trar nf mof Laf, \uu}J

drnnni nnq l-rrr f amrr.\r^ri -l rr n l-e,- inn : r^rnnr-l ql r in ?tt h inh -h.|' r'Y.r rJJ LE.rLLV\/!clr-_Lj }J_rou_L--g oL' iP ,/ ir'9rr ori(J

ful I widLh of cavity on each succeeding course ot anchors:q f hcrr .-rro insl_ :l lar] ramnrri nrr rha <frin r-l o:ni nr^r itLglruv,.wLLLJlvfvgrl+rrY4U

off, and reinsertlng it on the next course of anchorsbefore laying up the next portion of wal l. Do nol leave: nrr woorj qf ri nq i n rha r--arr i r rz

Pren:re CMI] l-r., r-1. ^ .c^- -^^r I ^-+ l ^n nf f Irri rl enr'l i ed! lrlrqrr P r \J-L ar/!,rrrcrL-L\rrr a}J_r-,!rr

-^-L*^-^ -:_/__ _^rr h,-.i^_ c^6^i fied in Division 7.rLrr=rLrrJJL crrl(: ct-LI / vd.p\rl L./o _ L r g. 5pu\_l I

Mortar joints shafl be complelely til led and sLruckflush with unit masonry. Leave surfaces clean, andur i I hcrrrr nrnion]. i nn< rrni dc rr;rV | ^mi - 'n+ -/ ----,.i, (-orlLdlll IIrdf lLS, OfoLher Lrregularlries that woul-d ninder properappl-icaL. on of rhe membrane. C]ean mortar droppingsfrom surfaces and brick ties.

Provide reinforcement between brick and backing.

IJ

C

NYCSCA/PS-56X rrNrr l'rAsoNRY 04200 - 30

LO/3L/L3 LLI,I # 019797

Upon inspecLion and when directed by che Authority afler1,he wall has been topped out at each levef below thef l:ehinn .\r I i nlal I jno fInnd l- l-, ^ ^--,;+,, ,.,iih. , . ,-- f :ne cavr ty wf tn waterprior to instalfation of the brjck above to verify that:l I \rrcFt-)Q drai n f -^^r., --..l ^^ rr-+-r 11^<<a< f hc h:r'lei nrrrrgery clttL,t tt\J waLEJ_ rJclJogo ull,g ,JoL-r!rrt\.,4.

3.07 INSI'I.ATION

A. Prior to installarion of cavity insulation verify that:

Substrate is properly prepared.

Walf is cfean.

Air barrler membrane provided under Sectj-on 0'7212h:q errf f in ionl I rr nrrrod -:i < rannmmanded hrr f hoUuluu'v"J

membrane manufacturer.

B. 7\^^1 .i ^-+.i ^*fayy-r-L\-qLrvrr

fnsLal I insul al-i on horizonLally within cavicye^.!^a :ar i nc+ concrete block wal_l_ and Otherc.rhcr r:i o+ 1^,,+ + annao +.i nh+ r t,, with VeftiCaIr u uvJ,

'ininf q qf :r-rnorod f-nrrar r^r: ll nnmnlaf alrr f ntmi nrr .rJ",.'-continuous encfosure of t-he building envelopewithout gaps.

Adhere insulation as recommended in writing by theair barrler manufacturer for Lhe specific airbarrier system provided for this Project:

Upon completion of the air barrier membrane system,and after a curing period recommended by themembrane manufacturer, apply insulation adhesive j-na serpentine pattern over the air barrier membraneusing a notched trowef. Immedi-atelv af terapplicatjon of the adhesive, or within the timenor i n r'l ran^mmr:nrl^rl tar? f l-^ mrnrrf ;ra.f lrrar oml-rod!c\-\,/rrur.Elr\f,Er-t tJy urll: rtrqllL-rr(r\-LLr!\-!,insulation board into the adhesive and press firrnlyinto place to ensure full contact and adhesion overentire area of board. Apply additional adhesive ifallowed to skin over.

In addition to adhesive attachment of insulati-on to.. ll srrhst r:1 oq. nrnrri de :n inqulation retainerwasher at each brick tie.

Fabricate insulation panels by means of saw, knifeor ofher sharn tool to fit around obstructionsacross cavi cy such as vents, louvers, piping,

F.

NYCSCA/PS-56X UNIT }'ASONRY O42OO - 31

LO/3L/13 Lrr{ # 079197

..ndnilq- ard r-rJ- l^15r ncnF-r,airons- Make inSUl-atiOnr-nnf .i nrr.'.)rlq fi1Iinrr:lI rr^i riq I--^ I-r^^^f ^i^^^-t ! ' -LtL9 vrc -LdIl]eDL P-L(jL.s.>

of insufaLjon possible to minimize jojnLs. Fillcracks with ma Ler ia i compatj bl e wi th i nsu 1 at i or,air barrier, and masonry.

3.08 BUrr-.DrNc BRrcK (COMMON BRrCK) WORK

A. Use building brick or Face brick for infilling wa-Lls ofsol i d brrck construction such as ,rL piers, l-L-Ll-Lng aroundsLrucLural members, sol-id brick parapets, and for allmasonry where brick work is indicated, and for whlch facebrick, SFT, concrete block, or other material is notshown or specified. A11 joints within che solid masonryconstruction shalf be fifled solid.

..ri -h Trzna N -nr-\rt ^

r. p)<ccnl when wjLhin 8,, Of CUL.!*J r! lLLv! LUr t

srontr work- rrse Trrne N t't^lhi tc" mnr:taf .

When exterior door frames are not in place at the timeadi.:ne-1 i^r..l I I q : -e hei nr c-er-tcd . ser hnt-r'l in cr: I rr.anized!!vvuus/

sEeel- anchors in masonry every slxth course to provideadequaEe anchoraqe for door frames to masonry when doorframes are installed.

D. When brick is usedof brick shall notis dry.

Prnrri de r^rocn l^ r-, lqg

A. General

frrr l_r:nlr-rrrr r.r: I f nr i i mcql- nnc l:r-*11n9^^tn'rFn/ra rrn-i I narrri rrr fnr I i mr=si- One

nr nrrarr qiria,1 oinL as required.

3.09 coNcRETE I4ASONRY ITNITS (CMU)

Lay blocks with cefls vertical-. Provide runningbond unless shown otherwise on the Drawings or asindicated below, bonded at corner angfes. Fi11cores containing vertical reinforcement withmF qn.r\/ n r o rt 'ar trr I I l^ci rrhf - aS the WaII iS

'|:J'""I!!!Y!!L,

erected.

Where inlerior parL'r ions intersect other-^*r'i''i ^-- ^- .'-,1s. r)r)n.l f nnef her with metaL wal_LPc1rL-LL-IL,llJ V! Wd-LrJ/ LUIu Lv.,vu'rv

l-ieq qn:r-ec] 2t-n" ^ r- min rrr:rf i r-:l lrr Rl:f lar fr-lrrrrrl. r v !r uf eqrrJ

Artlcfe on " Relnf orcement rt .

Where j-nterior wafls are to be furred with soaprrni tq qar-rl16 f rrrri nn r^r iI h crool I iaq qn.-rr-er_l nnr-

fnr e.er-h 4-scrrr^rc feet .

NYCSCA/PS-56X UNIT MASONRY O42OO - 32

to/3L/L3 LLW # 079797

Provide grout in cores of bfocks at jambs,parapets, under llntels. and where indicated on theDrawings.

q Bond beam units shal-l beconcrete having a minimum3000 nsi :-rd roinforced as

R Horlzontaf and Verticaf Face Jolnts

Make ioi nts unlform andotherwise indicated.

Shorze rzerti r-:l ini nfq ticrht

C.

1. Smooth, even LexLure, f reenl hor imnarf az-f i,.r-- -^..l r.^^r rr.rJgl r g\-L I vl l- clllll IIt:(:

r^rill <frin rr:inl-

D.

f111ed with lighLweightnr'tmrrreq<i rra ef rannth nfshown on del-ails-

3/8" thi niz rrnl aqqLrrJ9,l,

nf ah'in< nrar-leq, --*-.--, or'rom ,anr; m:feri a I that

TooI 'j oints wiLh a concave smooth, non-stainingI nnt !.,h^h +!a,rml.- ---j ^.r r- - -.{ -i surf aces to beLvv!t wrrsrr Lrru|LrJ Pr r lIr.- llct.L\-1, c.(

painted or exposed.

Point ioi nf s ti crht r^r'i th ,a t- rnwel i n rrnnaroer{s L!vv!v I t

masonrv below qrade.

5. Strike mortar j oint-s flush in surfaces to beplast.ered, stuccoed, covered wlth other masonry, orwhich are otherwise conceafed from view. Preparem:qrrnr\/ +.\- -^* I I ^^ts i ^- ^+ -l rli r'l :nnl i ocl membranelrra'r\JrrrJ r\Jr o,\JIJ r _L (- a L _L \Jl l \J! rILr_L\l a}JIJr-Ls\,r rrrsrI

air,/vapor barrier as rndicated herein 1n Articfetitled "Cavitv Wal-1".

Exposed and Painted Surfaces

External corners in all rooms and spaces, except.trny r,!...r.i{_,, --^ ^^---.r ^^ _'r-Ll be formed with!vr- r.-lL-.].lrL_v cLlltl -gt v-L\-Y arscrDt Drlc

bul1-nose blocks. Bul1-nose blocks shall be factoryfabricated.

Contro-l Joints

1. Construct I/2" wide verLical control joints inparLj Lions. Provide concrol joints at a distancenot more than 1.5 times the height of the walf or25'-0" on center, whichever is less, and whereindicated on the Drawings.

NYCSCA/PS-56X ITNIT I'IASONRY 04200 - 33

t0/3L/L3 T.,r.,w # 079797

2. Joints ro extend fuII height of partition (floor tounders jde of slab or beam) .

3. Continue cont.rol joinLs lhrough wajnscoting.

4. Filler

a. Polyethylene Foam Bar/ or

b. Polyurethane Type Fill-er

c. Width as requj red for par t i t ion thi ckness,minus 1".

d. Tnstal-l- filler as partition is erected.

e. Filler to extend fuII height of jolnt.

3.10 CHASES (rN PARTTTTONS)

A. Construct chases for mechanical work burft intopartitions. Do not cut into masonry.

B. After the instaflation of mechanicaf work 1n chases hasbeen completeci and approved, fill chases sofid withmdson ry, mortar, concreLe/ or grouL - Make necessaryprovisions for anchoring SFT or acoustic bLocks.wainscoLs, or 'acings.

3.11 ACOUSTIC BLOCK

A. Set -n bond indicated, wrth Type N "White" mortari bondall corner anofes.

B. FiII cores containing verLj ca-L reinforcemenl wit-h masonrygrout for fuff herght. Vertical reinforcement shalf beplaced in second row of cores; not in cores w:-thacoustical slots.

3.t2 STRUCTTTRAL FACTNG Trr,E (SFT) - NOT USEp

A. Set in bond indicated wirh Type N "White" mortar. fillcores containing vertical reinforcement with masonrygrout for ful1 height.

B. Joinus approximacely I/4" thick, cooled wjLh a smooLh,non-qt; ini nc I onl tc' nrarlrrr-c <mnnf h :nrl el i rrhr'l.1 '.'- *_*"-___Y COnCaVesurfaces. No drv ioints permitted.

NYCSCA/PS-56X ttNrT ![AsoNRY 04200 - 34

LO/3L/L3 rl,w # 079797

C. Secure to backing with mortar and hot dip galvanizedsteel waff ties. Refer to Artic.l-e on "Re inforcement " .

D. Base units shafl be cove type unless indlcated otherwise-Externa] corners shafl be bull-nosed.

E. Cap course tj-le set flush with wal-l surface above.

F. Reinforce waLIs and partitions at every second horizontafcourse with reinforcement as indicated for concretebfock -

G. IltJhere f reesranding f acing i s i nd i ca Led, brace with brickwythes to adjacent waII or partition.

3.13 GROInID FACE I'IASONRY ttNITS (GFldU)

A. General

1. Lay blocks in Type N "White" mortar, with cell-svertical-; bonded at corner angles. Fill corescontaining vertical reinforcement with masonrygrouL for full height.

2. bihere incerior parLiLions intersect other partitionor walls, bond together with non-corrosive metalwaIl ties spaced 2'-0" o.c. min., vertically.

3. Where interior wal-Ls are to be furred. securefurring with hot-dip qalvanized steef ties, spacedone for each 4-square feet.

4 - Provide grout in cores of hoflow blocks underfintefs and where -indicated on the Drawinqs.

5. Base unj-ts shal1 be cove type unless indicatedotherwise. External corners shal1 be bull-nosed.

B- Jointing

1. JoinLs, approximaLe-Ly 1/4" Lhick, tool-ed with asmooth, non-sLd in ing Loo-l to produce smooth andslightly concave surfaces.

2. Cap course tile set flush wlth wall surface above-

C - Conl-rof Joints

1. Provide vercica-L control- loints in partitions at adistance not more than 1.5 times the heiqht of the

NYCSCA/PS-56X I]NIT MASONRI O42OO - 35

LO/3t/L3 rI-.w # 079797

waI-L or 25'-0" on center, whjchever is less, andwhere indicated on the Drawings. Joints shall be3,/8" wrde at the face of the GCB.

2. Filler

a. Polyethylene Foam Bar, or

b. Polyurethane Type Filfer

c. Wrdth as required for partition thickness,minus 1".

d. InstaLL filler as partition is erected.

e. Filler to exrend tuI-L height of joint.

3.14 GENERAIJ - CUTTING/ FIITTNG AllD L,AYING (CMU/ GEI'{tt, ACOUSTICBLOCKS)

A. Cut units with motor-driven carborundum wet-saw; providesmooth, straight edges.

B. Provide necessa ry cuts to fi L t ighr I y in and aroundmechanical lnstallations.

C. Where split block units are used to conceal piping orolhe- installations, provide reinforcement for bondingLhe sp1 it unjts together.

D. Drj-l1 holes neat-ly for attachment of handrail bracketsand for other items to be attached.

E. Reinlorce f j rsL Lwo courses above a l I doo- open.l ngs w-Lrh: l.:r;er nl Trrrqq f rrno ro inl-nrr-amenl ovtondin.:, 1?tt hoirnndi,arl^q - i r :.ldicion Lo uhe reha.s reorri -cd f or SeiSmic, +rI gvgf u!vrr

reinforcement -

F. Remove mortar protrusions that extend into cel1s orcaviti-es whrch are to be reinforced and filled-

G. Set block up with special care Lor plane, jointing,pattern, and cutting.

H. Keep faces of units clean; clean off mortar droppings onblock face immediatelv.

T. Delective units wi]l be rejected. Repface defective unirswith perfect units at no extra cost to the Authorlty.

NYCSCA/PS-56X UNrr r'rAsoNRY 04200 - 36

to/3L/L3 LLr.r # 079797

J. At exposed surfaces tool- joints with a smooth, non-staining tool to produce a smooth and sliqhtly concavesurface.

See Drawings for thickness of bfock.

Maintain the rating of fire-rated partitions. Provideopenings of mj-ni-maI size to limit the amount of requiredfirescopping. Firestopping syst-ems shal-l- be providedunder Section 0121 0.

M- Extend interior partltions and furring up to underside ofs1abs, arches, and beams. Leave sufficient space bet-weenpartltion and slab,/arch,/beam to install firestoppingmaterials as specified in Section 0121 0. 1f firestoppingr^ *^^'.rred- nrnrzr de resil ient material such as-LJ II\J L !CYLr-L!gLrt

mineral wool packing with backer rod and sealant (SeeSection 07900) at each side of partitlon.

N. Where units meet metd I door frames, leave verlical jointopen to rece i ve caulking.

O. Control- joints shaIL extend fulI heighL of partition(floor to underside of s.Iab or beam) - Joints shall notintersect any structuraf members in the waII. WaIl joinlreinforcement shaII noL continue throuqh the controLl olnts .

3.15 REINFORCEI4ENT

A

Brick ties: Shall be embedded a mlnimum of themidpojnt of Lhe brick lo 2" into br-Lck, excLusiveof the seismic clip and wire. Wire shalf be 3r" to1" back from the face of the ioint.

Block ties: Shaff be embedded a minimum of 2/3 Lheblock width

Bxterlor Wafls - Brrck with r.?'\n..r6+ 6 l-r: r.l.-r, n.

rzorl ir-:l <n;r-i ncr 2ArlJPqe f !ry r 4=Provide ties at 16"l,-^-.i -^-+ - l ^^- ^i -lrUI IZOlI -dl- SIJqCIIIg.

r- Exterior Walls - Brick with concrete masonry unil- (CMU)

back up:

v

Provide truss,/ladderreinforcement/box tie

I r,na hnri znnf r'l ininl--Jvssystem between block and

I'NIT D{ASONRY O42OO _ 37NYCSCA,/PS-56X

LO/3L/L3 r.,T,w # 079797

veneer brick, continuous aL alternate bfock courses(16" o.c. ), with loops spaced at 16" o.c.

]-^- i -^-+ - l I r,,--,-,-,!,L,:a-L-1, maximum. Provide seismic interl-ocksystem/ including seismic cIips, and continuouswlre- Provlde retainer washer at each set of loopsto lock insul-ation in t>l-ace.

2 - Provide column anchor to anchor block masonry tosteel columns when columns are not encased inconcrete. Provide anchors in pairs, spaced 16" o.c.maximum verticallv.

3. Provide ti-es with interior partit,ions at 16" o.c.

4. Provide spandrel anchor to anchor block masonry tosteel spandrels. Provide anchors spaced 76" o.c,maximum verticaflv.

5. Instaf l- reinforcing bars in cells and bond beamsat locations and spacing 'ndjcared on Drawings.

D. Tnterior Concrete Masonry Units and Glazed Concrete BlockWalls:

1. Provide mesh continuou$ at every thrrd blockcourse.

2. Provide ties at 24" o-c- vertical spacing. Bmbedin masonry 4" minimum each walf.

3. Provide srraps ar 48" o.c. vertical spacing.

E. Structural Facing TiIe (SFT - 2-wythe) :

Provide ties at 16" o.c. verticaf spacinq, 36" o.c.'L

^-.1 -^-t, - lnorr_ zontal spa c_Lng .

F- Structural Facing Tlle (SFT - with C.M.U. back-up) :

Provide ties at 16" o. c. verticaL spacing, 36" o- c-horlzontal spacing.

G. Exterior Brick Walls (mu-lti-wythe with no cavity) :

I. Au mul tr-wythe waI-s wiLhour caviLy, provj detruss,/fadder type ;oint reinforcement at 16" o.c.verrical spacing.

2 . TnstaII reinforc i ng ba rs a r loca Lj ons and spaci ngi ndicat ed on Drawings .

NYCSCA/PS-55X nNrT !,rAsoNRY 04200 - 38

t0/3L/L3

H.

J.

L

r\-

LLr{ # 079797

Exterior Walfs - Veneer Brlck with multi-wvthe sol1dbrick back-up:

Provide truss type hori zontal- ini n1-

reinforcement/box tie system betv,reen mult i wyLhehri r:k har:k-rrn ^nrl 'zenocr hri r-k cont jnuous at 16"v!re^t

r.ri + l-r 'l ^^6- crrrna.l al- 16tr n r^ hnri znnr.a l l r,rv.U., w-j-LIl I\J\rPJ J}Jcr\-sr.t crL -LU l/ t \-. wcrL-Ly,

max.Imum. Provide seism ic interl ock system,including seismic clips, and continuous wj-re.Provide retainer washer at each set of loops tolock insufaLion in place-

Instal-I reinforcing bars at locations and spacingindicated on Drawinqs.

Exterior Brick with steel back-up: NOT USED

Solid Brick Chimney with Firebrick: NOT USED

Exoansion ioinls:nd r-nnt- rnl ininlg, "'' )"

Insf.all "sl in-qef." stabilizer at 24" o.c. verticallv inv++I/ J!

: l l maqrrnr\/ r'^nir.\'l :nd avrranci nn ini nl- e of ma. J-_..-- -..*sonryn:rt-it-inncyq!lrvLvlle' CMU wa1fs, ,anri mrrl I i-wvthe briCkr^r.:rrc/n:r:na+c

Lap ends of adjoining slrips€r".

of continuous reinforcemenL

Size (width) of reinforcement as10" partitions.

required for 4", 6", 8",

N. Tn part itions where conLro-L joinLs are indicated, keepreinforcement 1" short of each end of blocks at controli oint .

o. Install- continuous reinforcement over alf door openlngsin first and second mortar ioints above doorframe orlintels.

Provide galvanized sLee-L bent sLraps secured to slab, tol-Tr-er-o 1_nnq nf i nl-'.,--erlor masonry part j-tions. Instaffationshal1 permit vertical- deffection of slab. Refer toDrawing details.

M.

p

NYCSCA/PS-55X I'NIT T'TASONRY O42OO - 39

to/3t/L3

R

D.

Cells of hollowrei nf nrr- iro he rq aremaq^nr\r r-f ra\rrf

Tnstalf reinforcingrlon1_ hc i nrl i r-:+a.-l onr-nn i inn.\rrs I onrr-[5openings.

O.

LLW # 079797

F'nr l-rnrdi rr" nf SFT or oLheI facinrrnareri a ls t o block!surrrY

construction: set ties and anchors at proper height tocoincide wiLh horizoncal- joints of facing material-s.

Structural Reinforcement f nstal-f ataon

Where reinforcement is anchored to slab, drll1 hole1/8" Iarger than bar oiameter and ser in epoxysimilar to Srkadur 3I by Srka Corp. Hol-es are tobe brushed and air-blown clean prior to pouring ofepoxy. Irole dpnthq r^ be 3u minimum unleSSindlcated otherwlse in Contract Documents

Provide a minimum 20" fap at splices, tyinq barstogether or using mechanical fasteners.

..-.i {-^ i -i -^llld.>\JlI.j. y L.lllIluJ !-(JlILct-IrI-IrIVrn ha f i I I a^ r-^mr I -! - r.. ...i -r^L.J J.., \? r-L-Lr\,gr \,L/rrrP-LCLeJy wILll

bars in bond beam units atrl-.ar.r'i nrts. Rars are Lo be

in bond beams over masonry

Where indicated, weld reinforcement to steel -inaccordance with AWS D1.4 and the manufacturer'swrltten instructions. Kaan r-l er-l rndc drrz Orzenclnz er or--rode :f i- er cxnnqi rn i - f or more than 6"-!vZ:IJvJ:lrYhr-rrr rq tf nrrr-h-rrr-r

^:rn:,raA crTrf i nrr- -- .'.J "^- ,-J. I \JLrurr uy !.ro,lLto,9g\.r \,va u-L119D ct1l!,r Wg-L!r ctIgct

upon como.letion.

For reinforcemenL in solid wyLhe brick, ensure bars,a re ,-nmnl eier v qrrr rnrrrde.l r^r i I h n rn11- CuL bri ck ini nno r r^rrrl- ho : < rarrrr i ro,_l''J .,.-

3.16 BUIIJT-IN WORK

A Where sleeves are required in brick wafls or rnpartitions, fu rnish standard wrought -iron ptpes ofnecessary sizes and lengths and build in where shown.

Build-in vent bricksDrawlngs. Vent bricks

Buifd-rn metal frameswhere indicated.

in walls where lndicated on t.hefurnished under Section L02I4.

for cabinets and recessed unlts

Maintain bucks, frames, and other bullt-in work in theirnr./rl-\ay nnc j t i^- DO nOt f emove 311rr lrrar-os nr st:.rS f fomgqraJv!uuu)'J

NYCSCA/PS-56X UNIT MASONRY O42OO - 40

LO/3L/L3 LL!'r # 079797

these items until Lhey are securely supported by andfastened to masonry -

Set all l-oose 1i-ntel-s (exterior and lnterior), bolts,plates, and other items furnished under Section 05120 ands'oeci-fied to be instal-]ed i-n this Section.

E.

F.

G.

Rrli l d i nrc n:rt i ll6n5 and waflS:convectors, access doors, and^^.- i ^-^^ls(jurlJrLrcrrr-

Fr:rnac fnr rr ri I Iac

boxes for electricaf

3.t7

3. 18

Do not build wood blocks into wa11s for securing ofgrounds. Grounds shal1 be secured to the masonry by^^e^^hr^e -^i'l i-r dircr-tI r,r into masonrv rlnit-s of ioints.\,cr![JsrrLs! t rrcLJJ-!.119 \-rr!c\,L-Ly -LlrL\J irl(rrvI.!,y urrf

Where rirrr-t q nAqq t hrnrrnh crcrss-CO1.fidOf fife Zonepartitions, bui-ld-in frames furnished under Section0ss00.

Provide necessary special jamb blocks, regular andirregular angle bl-ocks where required t-o obtain smooth,evenl-v iointed and reqular bfock patterns.

BOILER A}ID KITCHEN ELI'ES - NOT USED

FIELD QUA],ITY CONTROI.

A. Thc ArrJ- hnrif rr r^ri r' ^-^.: --w_L_L_L d.>Jl-9rr

Section I'704.5 of the 2008I ner.-\ar-r.\r r^rhn r^ri I I i ncn,=,^t

under the requirements ofNYC Buildinq Code a Specialthe mason rv construction.

The Speci a J Tnspecl or wil i make inspections and anyI csl inrr rie err or-l n.^^^^--" m^^+:-r nf rrrlr1- ar nrnneftieSLCJLTTTV \,rsclt|c\,r llEUc>Dd r y. r eJLIl19 v! rLr\.,/.1- Lcrr ]-/r L/Ps

shall be in accordance with ASTM C780. Mortar suspectedor tested to be too strong or too weak will be subject topetrographic analysis or other methods deemed necessaryhr.r f ha F'nrri naar nf Qar"nrri :nd Qnor- i : I Tnqnar-f nr Teqf i nnvt srrv uyuvruf . 3vvv+rrY

of masonry grout sha1l be in accordance with ASTM C1019.The Contractor shall pay for aI-[ tests if they verify

improper work. Tnspections will incJ-ude, but not befimited to, the followins:

Proper installation of reinforcement and placementof brick on angles.

D rnrro r instaffation of mortar,Those mortar

Of ASTM CTBOaf +ha Qnoni -e Iurru vtlvv+s4

i nnl rrd i nrrn rana rf i ac

are to beTncrror.fnr

nr.\n.\r1-i nni nn -nri mivinrr_v' "ts"flsted in the Appendixtested at the discretion

NYCSCA/PS-56X T'NIT MASONRY O42OO - 41

to/3L/L3

D.

Prnna- i-, si- .al l,a-i6n 9fmnrl:r wrach nlai _..r urr, -,-an1ngconstruct ion) , etc.

LLW # 079797

or the Architect/Engineer of Record Mortarstrer6f |-,q - when r-^^+^r -'r - r Le determined 1nJ u! ua-v Lr-J t L(jDLtj(J, WII-L t)

accordance with ASTM CTBO using cylinders.

F.

E-^_ __,.: r ,. ,,_ r'r ^^_^.Frrrnf j an -11 bed and head!\JJ- L'aV-ILV w(lJ I U !, I I D L .L L1 l- L M I , Ct

ioin1- < _: ro i il lor] r-nmnl or alrr ^+ -^l i.lJ \-,/-rruJ cl-E - l | | c:!.r v\rt-LF/rueury. nL D(2-LILl llLct-L,ltly-^hrl-rr1^f r ^h rl l l-.od ha:r] --r n r.l nnll:r ininlq :rat'rJrrD L! t-l\-(-lvllt ctl-f r.JC!, t r.\-o(Jt c.r!,r JvarrLJ ur vfl1]ed completelv.

If any resufts are found to be not in conformance w-iththo .ann I ir-:h a AS'|M- i nrlrrsf rrr nrar-f i r-e - :nrl the*}-t- , , f rlgq! ul] t,!u! 9+vv, urrg

Specrfications the masonry in question shal1 be removed-anri re,-lono P:rr i r-, r i oqr i nn i f racrrl tc nf toq1. i nrr rrori frr.'"yLvUt]]|Y]lUv!l!p!+arY

imnrnnp- rrrr.'-kTr.Fr.'h l^ -. i^ns nor in conformancewi th the sn,=r-i f i r:ations and ASTM standards.

Chimney Smoke Test - NOT USED

Provide chimney smoke LesI in conpllance wirhSection BC 11 A4-24 of the 2008 NYC Buildinq Code.

fn accordance with Section S01400: the selection ofrh l-ocl nn l:l-rnr:f nrrr r^ri l I ha hrr +1-ra A'1+L1^ri+r'.Ls.rL. r'v r oJ(JLoLUr / rJ r= rJy Llrs nL.lull\JL -LL I 'tho na\rmanJ- inliniri.al la<l inrr r^rill lro hrr f h,-LUU u | |

'YArrrhrr j -r.' 1f f ha r-l^ im.rev f ;i ls Lhe iniLial LesLdue to defecrive workmanshj-p by ConLracLor, LheLest shal1 be repeated until chimney is approved.The expense of a1f such re-rest j-ng shaLl be bornebv the Contractor.

The i-cqti nrr l:l-rr-rraJ-nrrr r^ril I nrnrrido ;l I-uuvruevtl'

incf rrrmanf c a/yrri h-.^h! -n:l *-f^"-i:la inr-lrr,1 innI . . .r L I L-r I I I U . r L D t s\J_L.rlPttLlllI t Ctlll,l IILCILEI-La-r.r, -LrIu-LrL,.f rIY

smoke bomb or smoke machines, required to conductthe tests.

The Contractor shall provide Lhe following itensrenrrirod hrr f lp f cqf i nrr l,.hor,.tnrrr: sc.ll c.'f L Lheuvr urrrvr-n nf f he r-h innorr. nrnrzicl,. :--^^- ^ -^-*-^!-tiOnSL\rP \Jl Lrrg (/rrrrLLllqv, PIUV_!\.rg o.LLE:DJt a\-\,urLurL\J\.{o,

and assjsLance: provide scaffolding and fadders.

Cooperate with rhe Special Tnspector and Ihe TesLingT,,ahor,:rr-lr\/ ncrfnrmi nrr Qnor'i:l Tnqnacf inn I oql innY vyvu rq i

r'l --}. i n^ ny i n an.racwcuPJ, l rdDrrrrl9, r-, r iP slj9Eo,^+ ^ ---.1 r., t: + ^-,.i f ., ,,-l I(-' ! LdV-LLY \II \-CtV-LLY WCI-L-L

F.

NYCSCA/PS-56x I'NIT I,IASONRY O42OO - 42

1.O/3L/L3

3.19 CLEANING

LL9il # 079797

Before cleaning masonry walls, examine faces for holes,cracks, and other defects. Tf corrections cannot be madet-o provide an appearance acceptable to the ProjectArchitect, replace defective units.

Exterior Masonrv

Af f er comnl ar i nn aF 1 -!.i h^ -nA 1- hc r-nmnl af i nn nfvvr.llJ!r uf vrr vr- rc]Jrrr9 ori\,r L.\rrttlrrs'L-r\r1r \r!

other adj acent work liabl e to so-1 1 masonry, cl-eanf:r:e work :nd nni rl :I I nnan -ininf-5.

A

(tart r-le:ninn nnor:tinn<downward, using sol-utionmaterial or mortar.

at top and proceednot detrimental to

Ilqe on \/ maqrr nr\r r-l eenarq :nnrnrlcd l^rrr 1. hcyv,pJ

manufacturer of the specific face bri-ck and fol-l-owthe brick manufacturer ' s instruction for use of then-nr'irrn' Darf nrm : rnnnlr-rrrr Of the Cl eaninOny^^6rl,rra i - f he nrcsFn.e Of the C-Leanermanufacturer' s representative and Aulhority's fieldrepresentative. The use of murlatic acid is notaDproveo.

C. Cnnr- rFi c \4a qon r\/ Uni LS

Clean wafl surfaces to be painted; rub withcarborundum stone: remove mortar from surfaces;ram.1\re rnirrrh adrra< f rnm in i nf q

P.\'i nJ- r'r'r-r hnl ac

bristle brush.rar-oi \ra n-= i nf

Cfean other wall

and joints. Brush with stiffLeave surface in condition to

surfaces with stiff-bristl-e brush.

Do not use wire brush

D. Sorrncl Ahsornf i rzc !,]crgk and GFMU

As work progresses, clean mortar off all surfaceswiLh cloth or burlap- Do not alfow mortar Loh: rdcn []nr.rr cnmnl ef .i on nf .i nsf al l:t ion - r-l e:rrglazed surfaces to satisfaclion oI ProjectArchi-tect.

Po i nL up hol es and j oi nus.

NYCSCA/PS-56x ttNrT t'tAsoNRY 04200 - 43

LO/3t/L3 LLlr # 079797

3. Scrub surfaces with soap and water solution orcleaning solution approved by the manufacturer withstrff fiber brushes.

4. Afrer scrubbing, drench thorough Iy w ith cl eanwater.

5. Use of sand blasting, wire brushes, steel wool, orali dq nn nermitted.

END OF SECTION

NYCSCA/PS-56X UNIT }4ASONRY O42OO - 44

to/3L/L3 r,rr.I # 079797

LIST OF SI'BMITTATS

ST'BMITTAf-.

Product Data:

1. Masonry unit data2. List of max. dry wt.

Each Type CMU3. Reinforcement, anchors & ties4. Portl-and Cement Mfr & Brand5. Lime Mfr e brandA Mnr{-:' Di ^6^h-s Mfr & Brand1. Packaged Products: Mfr's

specs & applicationinstructions

B. Sand: Location of pit,f)r^rncr I q n:ma L rrrcrli nrr<test data

9. Insulation10. Insulation adheslvell.Acoustic CMU & fi11er12 -Ma snnr\/ r-l eanqI.I vrLur!r

Samples:

1. Face Brick? c ^,, *.r n*^^*^:ive Block.r,rJDvrPL

3. GFMU4 M:q,'-\nr\z rrn i J. c nf cnar.i r'lj' srr+

sizes and shapes j ncl udi ngbulL nose shapes

Qhnn F) r: r^r i nnc .

'I Crrnr rr^l- i n i nt loCatiOnS

Orr: I i r rz f.on- r,-rl Submittaf S :

1. Schedufe of Uses(By mortar type)

2. Certificates

LightweightCMU Producer & GCBMfr certificate re:UL 618 Fire Rating

DATE SUBMITTED DATE APPROVED

NYCSCA/PS-56x ItNrr l.tAsoNRY 04200 - 45

LO/3L/t3

CMU Producer's(- arl- i f i n:t- a

re: Aggregate 1003 JLwt,awn:ndad clrr'l o nl r-.\-^FrcrrrLLqu JlIa-!sr \-_Lcry r \Jls LaLe (rorary kiln )

Notarized Bldg Depr.affidavir re: Mas. Producer,M^f ori.el < nnmnl rr i/I-nrm TOH\

NoLa rr zed BIdg Dept.affidaviL rer Mas. Supplier,M:fori:lc r-nmnl rr / F-nrm lfl.lt

J \!vrrrr fvv/

Tnxir'if rr -onn-L [or GCBLl'!Ut/vl

Certification PolysLyreneTnsu I . mfrd in compfiancewith Montreal Protocol:

Mnnlrrrrrq.

-l S:mnl c n:nel s lAl Inr tr'ar-a P,ri nLl u!U U!rvll,

Acousric Block, CMU, GFMU, andGCB.

Qrrc1- ai nrl.'i I i +r,-!ruy.

1. Contractor's SustainableMaterials Form (see Sections01352 ) .

2. Mfr's printed 1-iteratureor statement on recycled andreai nne- - rz c1[-rdC1 ed andmanufactured material content.

LLlv # 079797

NYCSCA/PS-56X ttNIT }iIASONRY O42OO - 46

LO/3L/t3

sEcrroN 04250@EETTA

PART 1 - GENER,AT

1.01 DESCRIPTION OF V'ORK

A. Provide all terra cotta work asr1r=r.ri nao :n,-r 4q sner-.i f.i ed he-e.i n.rPev I

c.

A. Selective Removals and Demoliti-on....

R- Masonrv Restoration. . .

C- trl:shino end Sheet Metal

D. Jolnt Sealers

R M;tr-h r-nl nr sh;lne- and rexf rrre of ex isl in.r terl^a Cottav^rJ LrrrY uv

LL?r NO. 079797

lndicated on the

Secti-on 0201 0

Secti-on 04520

Section 07600

Section 07900

unrts. Detail, furnish, and install all support,anchorage, and connection devices and coordinate slzeand configuration with all other elements of the Work.

Coordinate the work of this Section with Sections04520.

L -02 REI,ATED SECTIONS

1.03 pEsrGN REQUTREMENTS

A. Terra cotta is to consist of hand-pressed, ram-pressed,or slip cast structural- fired clay pjeces attached tostructural substrate to form a wealher-tiqht

C.

ornamentati-on and/or structural- element. 411 units areto have web and waII pieces to maintain unit integrityand aLlow for attachment to anchorage system. At hoLesand sfots, maintain at least It4" wafl thlckness aroundthe perforatlons. The use of extruded unlts is notpermitted.

Anchorage detaifs are shown schemat j-cally. Contractoris I n cnrr:ne an I'na i naar I i ^anaad i-n the State Of NeWUITY II IVUI

York to verify anchorage and modify as required to theBuilding Code. The method of alLachmenL to each typeof substrate shall be designed to adequately resisturind r.rraqqrrra rrnlift rnrl nihar I n:dq far nrnior-1qtJfr!e,

location.

Method of installaLion and expansion joints shal laccommodat-e stresses caused by detlec!ion, settlement,.'i-'r ^ ^rd lFmneralrrre ch;nneq r^ri thorrt failurewlirL{ |..,ISDDLIIt:, cllr\_r L\:rluv! J- c,l

of joints, undue srress on fasteners, ar otherdetrlmental effects.

D. Setting mortar shal-I be type S. Poinring nortar shallbe Type N. No aj-r-entraj-ninq admixtures or materiaL

NycscA/ps-56x rERRA coTTA 04250 - 1

B.

LO/3L/t3 LLr{ NO. 07 97 97

.r^nl -r i - i -^ c]1-h qh: l I hc normi lggd in the mortar.vvralLrAlso, no anti-freeze compounds, cafcium chloride, ornll-rar ^^*^^.--n- rrn lo<q ;1rlrrraqql rr normillAal r^ri horr^iiep:\/Llls, \-V.IILP\JL-{Ir\ID, qrr-uJJ u^IJtuJJ- ) I w I r'.t/sha-- hc ncrmi 1-fed in the mortar.

E. Units that are cracked in any way or which have beenrepalred will not be accepted.

1.04 REI'ERENCES

References and industry standards listed in this Sectlonare applicable to the Work. Unless more restrlctivecriteria or differlng requiremenrs are expficlrfy stated inthe SOeCi + ir:.rt ,ons - nr r:nr{:j- c.l }-r v rr.rrrarni'rrr COdeS Ofvfregul-ations/ lhe re commendar i onS, SuggeStions, andreottirements deggli[ed in the referenced standards sha]l bedee'nerl m:rclrf nrrz anrl .-nnl i r-ah le t_o Lhe Work.ey}Jrfuuvru L

A. American Society for Testlng and Materiafs (ASTM) .

A240 Standard Specification for Chromium and ChromiumNickeI SLainless SteeI Plate, Sheet and Strip forPressure Vessels and General Applications.

C61 Standard Methods ot Sampl-ng and Tesuing Brjck andStructural Clav Tile.

C126 Standard Specification for Ceramic Gl-azedSLrucLuraf Clay Facing Til-e, Facing Brick, andSolid Masonrv Units.

C144 Standard Specificoti on for AqgreqaLe for MasonryMortar.

C150 Standard Specification for Portland Cement.

C207 SL.ndard Specificatron for Hydraced L-ime forMasonry Purposes.

C212 Standard SpeciticaL i on I or Scructura-L Facj ng T i 1 e

C270 Standard Specification for Mortar for UnitMasonry.

C404 Srandard Specification for Aggregates for MasonryGrout.

C476 Standard Specification for Grout for Relnforcedand Nonreinforced Masonry -

B. A.T.A. FiIe No. 9 - Publjc Works Specifications,Ceramic Veneer.

NYCSCA/PS-56X TERR,A COTTA 04250 _ 2

L0/3L/L3

1 .05 SLIBI'{ITTAIS

C.

D.

r.r.,w No. 079797

A. Product Data

Submit manufacturer I s specif icati-ons, includinginstallation instructions and lnstructions forhandli-ng and storage of terra cotta.

Shop Drawings

1. Provide Shop, fabrication, and setting Drawingsshowing sections, dimensions, supports, anchors,ranlal-< 'lashino. irstal lation detai-ls, etc.rv:,+-gv,

Shop drawings shal I indicate all contiguousmaterial-s in contact wi-th the terra cotta- Do notfabricate until- shop drawings are approved.

Samples

1- Qrrl-rm i t ? <.rmrrl ac q i zo 12rt ^z 1?t' ehnwi nrr r-ol or -rrl-lr./rrtr L J oo.rttP-t(tJl ^ LL , vv+v/ t

surface finish and gloss of surface glaze.

qrrhrni | ? <:mn i n- ^f ^-ah l-rr4p of :nchof j norL4rJr r L J rqrrLIJ-LcJ (JI sor-rr LJyE srrurrvr r.rY

devices.

Ma\rl-.a r <amrrl a qhnr^,i nrr r-n l nrJglILyf,UJ||v'vrrrY

4 - Full size prrninf rrnc wi -h .eramiC fj nish Of eachm:inr tarra a-a\rie ni ecpr(u J vr

Orr:'l i ir.z Cnnl rnl Submittal_Sx qs ! r ! J

1. Certificates

a - Furni-sh notari zed Prr i l di nnesf !err!Y Departmentaffidavit from masonry manufacturer (Form10H) stating materials delivered to projectr-nmnl rr wijh fftp Qnar-i f ir-ar inn reor]iremenLs.evr,,i,r ' vv e !vr. +vY!

b. Furnish notari zed Buildlng Departmentaffj-davi-t from masonry suppller (Form 10J)stat'ing material s delivered to project complyr^ri t h f hc Sner-i f i r-,a l- ion rcotri remenLs.vyv vr ! 4vu

Test Reports:

a. Submlt test reports of terra cotta materialcharacterj-stics as specified in Artlcl-e 2.02f rnm rarrrrl ar] rz narf r-rrmerl - ^ 1 l L" -^_+-^lr Y-- * qud-l L LJ (/L'IIL-LL/-L

testing. These t-ests wil-1 be acceptabl-e asthe means af approving the material forproduction.

b. Submrt test reports of Lerra cotta materiafcharacteristics as specified in Article 2-02f rnrn nrndrrr- i sn units made f or this Pro j ect -r ! v],L t/r vuuu L

R

NYCSCA/PS-56X TERR,A COTTA 04250 - 3

LO/3L/L3

1 .06

LLr{ NO. 079797

The freeze-thaw test requl-rement onproduct_ion units is waived if regul-arf vperformed quality control test ..suit" or.un j-ts made from the same clay and glazes usedon this project are no more than two yearsold. In lieu of the production run test, thequality control test results and a siqnedcertificatlon that the units are made iro,nthe same materials witl- be accepted.

Contractor Qualiflcations: provide proof ofManufacturer, Install_er, Mechanics, and Engineerqualifications specified under ..OualityAssurance".

4 . Mock-up: provj_deQuallty Assurance.

QUAITTY ASSLRANCE

A. Qualifications

mock-ups AS indicated under

3. Engj-neer: preparation of detaifs of the terra_cotta anchorage system shall be under the directsupervision of and bear the seal of a LicensedProfessional Engineer of the State of New yorkexperlenced in the design of such work.

Laboratory Testinq

Manufacturer: Company specializing in themanufacture of archiLecturaf terra cotta materialsto be used in this Contract shafl have a minrmumof 10 years experj ence.

f nsta]-ler: Company specializing in theinstallation of terra cottJ sha1l have a minimumof five years experience and shall- have worked onat least two projects with similar quantitj-es ofmaterlals used. Mechanics instaflinqf the workshalf have a minimum of three years experienceinstal l inq terra coEra.

Test reports showing manufacturer's materials meetthe specifications are to be by an independenttesting I aboratory

In addition to regularly scheduled quallty controltesting performed on the manufa2tu."i, " cfaysource and glazing used, the Manufacturer shalihave production run samples tested for theperformance characteristics specified in part 2 oithis Section by a recognized testing l-aboratory,approved in advance by the Authority. fhe samplesshaff be selected at the manufacturer's plani bythe laboratory from the production run of th;

NYCSCA/PS-56x TERRA COTTA 04250 - 4

LO/3t/L3 ],LW NO o79797

terra cotta to be used in the Project. Acertification reporl i ndicaLing compliance withSpecifications requirements shafl be submi-tted tofhe Arrt-hori f rrrq Renresentari rze before the Lerracotta materials are installed in the Proiect.The Arrthori rrr rcqcrr/aq I he ri nhf to have its OwnI al-r norfnrrn f acf ^ --,.,1 -l--1 1 l-^ -rr-anf a| Aa\rraa< l- a\Ls'JLD ctlrLt Dllcl.L I ljc 9-".,"-- -,)the manufacturer's plant to perform such tesl-s ifrarv, r i rarl

Renttl,al n rrr Reorri rlementS

Burlding Code: Work of this Section shal1 conforrnto aI1 requirements of the NYC Building Code and-r- -**r.:^-r^r^ rorrrrl:i- .i

^nq 6.€ narrarnman+ rlcrrl dIJPr-LUdrJIe _ JL gvvYLrrrrcllLcrJ

authorities having jurisdiction, including safety,ho,rlrh nni<o -lnrl :ni i-nnl lrrrinn rarrrtl:1-innqrrvruv,

Where more severe requlrements than thosecontained in the Building Code are given in thisScr-1- i nn - J. ho rcorri -cments of f his Seccion Shal_1v!vg+vlI'!v\-1uI!vl.!v]rLU

govern.

NYC Board of Standards and Appeafs (BSA),annrorral q- \IYC nr-l ^-] - 1 ^f'lctLcL Lct -LJ and Equipment

Techni-cal-Ar-r-enf arr-e /MRA) ..nnrnr;: lq nr OffiCe Of\Lrurr/

Certification and Research (OTCR)

Certifications

Masonry construction shall conform to the materiafacceptance, certification and inspection requlrementsof Section BC 1701 of the 2008 NYC Buildinq Code.

Mockups

a- Construct sampfe panefs to conformappearance and workmanship as lndicatedf he .)r:w inrrs :nd Sner-i f i r-:f i ons.

EOin

b_ Use approved samp-Le panels/-nmna r i cnn f r:r l- l.r a Drni anl-conform i-r workmanship andnf tho :nnrnrr,-r'l e--^l ^^cry-v ! \J vuu oallrP-LE:-.

for a standard of. AII Work shaIlappearance to that

Tf nnt :nnrnrzcd - rem.rrrF nanel :ncl insta]-]- newqIJI/!vvus/

n:nal I c,r rrrno'l ^\ -^^^rl ina ]- hO r'\r^r-OqqlJo.r-\'r \v- I'/orrs-Dl, lgPEo L-Ll1\r Lrr.- IJr\r\-E..)..)rrnf il nrnal i c :nnrnrrad

-)o n-' n rnr-ecd wiLh Wofk:rtrrrnrzad i n r^rri f i nnArch itect /Eno i neer -

'r-til nanelq ^rehrr -hc Prnio6lpf

NYCSCA/PS-56x

d.

TERRA COTTA 04250 - 5

LO/3!/t3

1.07

A

1.08

1.

NYCSCA/PS-56x

T\e Contractor i si mmari i r t- a I rr uuv1ratems.

LLYI NO_ 079797

n 6*-^'.^r ---, ra--i- i^ ^l -^/f .ie .n: rt afr-a_v \Jr [,/ v e= \r .rctrtg_L ]tldv rc ld I It III p-Ldug cLo .\Jq.! L !/ r

the Projecc if accepred.

Erect sampl-e panels where dj-rected, for approvafby the Project Archj t-ect/Engineer.

a. Provide a sample Panel, incorporated into thebuilding, from terra cotta delivered for thejob. Sample Panef sha1l be 3'0', minimum.

A}ID HANDI.ITNG

Del-iver materj-a.ls to pro j ect site in undamagedcondition, Store in an encfosed location or off if,eground wirh waLerproof coverj ng as needed to proteccall materials from moisture, contaminants, corrosj on,delecerious Lemperature changes, and other harmfulconditions -

to inspect the rerra cotta units.arrirrel :nr.l roia^- /.l-h-^^.lLUJ E_-eL t_trLy qqrtrclgsLr

2. Keep terra cotta units in their storaqe cont.ainersuntif ready for installatlon. protect units fromthe weather ro prevent staini_ng.

Packaged Products

Deliver materials to the site in manufacturer'soriginal, sealed containers. Do not de l ivermateria.ls that have exceeded sheff l_ife limitationset forth by the manufacturer.containers shall bear the manufacturer's label-j nd i cating manu [acrurer 's name, L rade name ofproduct, lot number, sheff fife of product, andmix ratio (if applicable) . Thi- s includesindividual bags of pre-bagged mortar mixes

2. Comply with manufacturer's printedfor storing and protecting mater j-a1s

ENVIRONMENTAT REQUTREMENTS

A. Col-d Weather Construction Requirements

instructions

SalL or other chemicals tor Jowering the freezingtemperature of the mortar shall not be used.

Masonry units,preconditioned and masonrycold weather conditions perNYC Buildlnq Code:

and grout shall benro'l-er-rcrl fnr .rho {nllnr^r'inrrSection 2L04-3 of the 2008

32oF:Air uemperature 4 0"F to

TERRA COTTA 04250 - 6

LO/3L/t3

R

1

rrw No. 079797

Heat mixing water or sand to minlmum of 70oFand to maximum of l-40of'.

h Mnrl-.. r .and .lrnr'rt terncr:irrre Shall be bel_ween40oF and 'l 20oF aL Lhe time of mixing.

lJ1r temperature Jz."E to 25"t:

a. Heat mixing water and sand to minimum of 70oFand to maximum of L40of.

c.

Mnrl- : r :nrl nrnrrr I pmncr:f rrre she I I be betWeen70"F and 120"F at the time of mixing. Grouttemperature shall be maintained above 7OoF at1-ho t i ma nf rrr.\1 rf rr'l :r-amanl-

Provide heat source to maintain a minimum airtemperature 32"F on each side of masonryconstruction.

3. Alr temperature 25'F to 20"F:

a. Heat mixing water and sand to minimum of 70oFand to maxi-mum of 120oF.

b. Provide heat source to maintain a minimum airl-empera Lure of 32" on each side of masonryconstruction.

c. Provide wind breaks for wind 1n excess of 15mi lcs ncr h9g1.

rj Kcen lFmnF*^f rlre of mAsonrv units a minimun,"""vof 40oF when -La j d and prior to groutn l : r-om,:n t

Air f cmncraf tt-e 2OoF and Below:

a- He:t mixino water and Sand to a minimum of' ------=-/u-f ano Lo maxlmum ot Izu-v.

h Provide enclosures and heat source tomaintain a minimum air temperature of 32oF oneach side of masonry const ruction duringconstruct ion.

r- I{a,=n I emnaraf )tra nf m-e "-i +- - -i, .* *ts ...* s onry un l-E s a m I n rmumof 40oF when laid and prior to groutrr'] r r-amant_

Cold Weather Protection Requirements

1 . Ma,an Dai 1 v Ai r Temoerature of 40'F to 32"F:' ' l "'

a. Protect masonry wlth weather resistivemembrane from rain or snow for 24 hours.

b.

NYCSCA/PS-56x TERR,,A COTTA O425O - 7

L0/3L/L3 rl-.lr No. 079797

2. Mean Daify Air Temperature of 32'F and Below:

a - Protect masonry with weather resistivemembrane from raln or snow far 24 hours -

b. An air temperature of at feast 32"F shalf bemaintained on each side of masonry for aperiod of at -Ieast 48 hours 1f Type M or S

mortar is used and at least 72 hours if TvpeN or O mortar is used.

C. Hot Weather Constructiorr

Fo11ow the requirements of BC 2144.4. Whentemperatures exceed 100oF, or 90oF with a wind speed of8 mph, provide necessary conditions and equipment toproduce morlar having a temperature befow 120oF and Lomalntain the mortar and grout below I2OoF.

D. Wetting of CIay Masonry Units

Provide preweLting of masonry for units wich initialrates of absorpt ion that require therr wetcing beforelayrng (21 .42 qrams per 30 square inches or 0.025 ouncepsl) . Tn col-d weather requlrements, foflow thefof fowinq reguirements :

1. -Lf surface Lemperatures are above 32"F, use waterheated to aboui- ?OoF.

2. ff surface temperatures are below 32oF, use waterheated to about 12Ootr.

PART 2 - PRODUCT

2.OL MANUFACTI'RERS

n qr^v-^ /-^+f -

1. Boston VaLIey Terra Cotta, Orchard Park, N.Y.L4L21 .

2. Gladding, MqBean Co., Lincoln, CA.

3. Shaws of Da-r wen, Viaterside, Darwen, Lancashire BB33NX, England rep-esented by Swanson Producrs,Prrnceton Juncti on, NJ

B, Reinforcement and Ties

L. Hohmann & Barnard, Inc., Hauppage, N.Y.

2. Dur-O-Wal1. Arlington Heights, TL.

NYCScA/PS-56x TERRA COTTA 04250 - 8

LA/37/13

2.02

U. Adhesive Anchors

t. fl.Lrt'a

2. TTW,/Ramset

3. Powers Fasteners

I''ATERIAI

TtrSTf.rrmrrrocc irro Ql rannl- h

(whole unit)

Absorplion (5 hour boil)

Absorption (24 hour soak)

Saturation Coefflcient

Freeze/Thaw Resistance

C) ;'zrr Ahcnrnl- i nn

?

2 - Terra Cotta units shaff becharacteristics and propertiesthe following ASTM procedureslaboratory. Test vafues underon an average of 10 samp]es:

METHOD

r.,r.tr No. 079797

tested for fisted'i n r-nmnl i:nr-e r^ri l[lrv :n inclenendentcrlteria are ba sed

CRITERIA;-;--i-UUUU PSIminimum (No

indiv. unitIess than 5000psi )

11. 93 max

'7 .9% max

0.69 nax

300 cycl-eswit.hout.{^^--l^f .l ^n\,rs9 r aLrcl L- r \Jr r

(100 for pro-duction run)

0.15% max

A- Terra Cotta

1. Process: Provide units manufactured only by ther:nd nreqqcd - r:m nrcqqcrl . (.')- -'l ; '- ^-^- *-^^^sS of-rcllr\"a IJrsoorr\"(t rarrr [,rE.r.rs\1, \JI DI-L_\J !crDu y!\Jr,sforming.

ASTM C67

ASTM C67

ASTM C67

ASTM C67

ASTM C67

ASTM C67

Terra Cotta uni-ts shal-l be test-ed for listedcharacteristics and properties in compliance wlththe following tests described in A.I.A. File No. 9

- Pubfic Works Specifications for Ceramic Veneerrrrnnadrrrac l-'rr,r n i nr-tanandan F I -ehnrrarory.

a. Tmperviousness: After Lest, no stain on orbeneath surface, vlslble from a dlstance of 5€aa+ - ^ r 'i ^r^{- -liscof oration ofIssL/ q.1uglJ\- a J-LIY.LIL

mottled finishes, as judged by the ProjectArchicect/Enqlneer.

NYCSCA/PS-56X TERR,,A COTTA 04250 - 9

to/3]-/L3

Chemical Resistance:r-h -e n rra rrndar +acJ-

rrlr No. 079791

Glaze color shafl not

?-r1-i h^. c1 ^ -a ^1^ - l I -^+ cnr] I .\r\Jf oZ-II-t!.i. \J-LO,ZE DIlcLII IILrL wL<)z-<=t J_|,ct-L-L, \JIcrack when subjected to one cycle of.rif ^^ l .-'.i -^ i- +;a .r z.z i nrr l-o<l-cruLvuIctvIJ,l_\-1 Ill L1-E (-rOZ-_L.r.r\l L!3rL.

Gfaze Adhesion: After test, there shall be noclean separarion of frnish and body, and Ihetinish shall have portions of the body:r_lhori nrr 1- .\ i | /'\116r 1- lr6 r'nmnl af a owr_rnqarlsurface -

Frnish: trinjsh taces, exposed when in place, shallbe tree from chips, bl isters, crawljng, or oLherimnr-r [cr-r innq r^rhr ^l-' -:".l^^rJ hrr l-ha Prnior-twrr-!(/Ir, a- I Lrugsu ! -v jvuLA r r- h i i o r- t- / I- n a i n o a r .la+. r.a/^t- f rnm iL^ -^-^^ ^€LUvL/ rrll.j|-Lrrssr, *--... -llg ctPPgerAllug \Jr

the finished viork when viewed from a distance ofI ( €^^+

Tol-erances:

Face Dimension Toferances: .l r: l_ro : a l-ra rvv-Tabfe II and III of ASTM C1126. Exposed facesLa I I n.)t r/Frv f -nm chnn rlrrwi nq dimensionshrr mr\ra rh-rn 1/e" nlrrc .\r minrrq rror Iinc:rr"_foot.

b. Warpage Tolerances: The exposed face shaflrol rr,a-rr f rnm ,a t rrla nl:n,. frrlnolg than the

""'Illg!yrgllvv]oriqinal terra cotta units.Defects: Units with cracks, spalls, or showarri denr-c nf hoi n^ r\r I nhad r^r i I I nnl I-r a .r,,-r-anl orl

b.

d.

Anchors:

Provide all anchors and dowels as shown and asronrt i rcr-i f nr qar-trri nrr rarr; /-^f l-- hi 5 f '.'^--.a- --- -.icurang terra culL<1 , firrrr. LWO

ancnors per unll.(l r:n Anr-hnr< f r:r hrri-l di n,r r^r'i th l-T:r-lr-rrn r^ra l I .rrwelding to existinq steel:. 1/B " thick minimumqt^rnloqq qtaal Trrna ?Od r-nnf^rmr n.r l-.r AqTM A74{lt I tP'

Soo D-,:'^ri rne f n. q:zoq enrl qh:neS.vvLvlullfrlYJullvJllUvL.

Rod Anchors for aLtach ing inLo masonry are to beType 304 slaj n less steel adhesive rype withscreen:

Hilti HY 70 for ho1low back up and for solidback-up.

-l W,/R,a'nsei- trnr-nn I

Powers Fasteners AC10 O+Gold

b

NYCSCA/PS-56X TERRA COTTA 04250 - 10

LO/3t/L3

2.03 MTXES

b. Provide Typecemen! shall

Eye rods & pins:

LLW NO. 079797

Tvne 304 qte i n I ess steef

Electrode for Wefding 1-o Stalnless Steel to carbonsteel: E309-15. Keep elecLrode dry. Oven dryelectrode after exposinq it for more than 6 hours.

Mortar Materials:

Portfand Cement: ASTM C150, Type I

Lime: ASTM C201 , Type S

Sand: Clean, white, ASTM C144. Mix shaff notconla i n ch I orj des. If reguired to providemaf r-h ino mn11-: r ^nl ^,r nrnrri dg CO]Ofed Sandmaal- i nrr j-ho rarrrr i rad rrr:d.a I i nn!uYurruu

Water: Shall be c]-ean potabf e water f ree ofi nittri nttq fnrai rrn m:J-f or r-nnfnrmi nn I n thcrequlremenls of Section BC 1903.4 of the 2008 NYCBuilding Code.

Mnrf:r (*nlnrina' Drnrzi do minor:l ni rrmanl- <

natural- and synthetic iron oxides, and chromiumoxides compounded for use in mortar mixes.Material shall conform to ASTM C91 9. Colorlngshall not contain alkalyde salts or chlorides. Noliquid colorants shall be permitted.

Premixed sand and lime for mortar mixes is notpermittred. The use of barched materia.l by Speg--Mi v :nrl f :nJ- nr.rz-n:r-lr:rrccl nemonf -l i mo-ni rrmcnl hrrr

maior norrAr m/tr'F-^r''-^e^ :^ termitted. EachrLrurI t-lI Ct\- L Ll.l- g ! -) -LJ _F.

individual bag of material sha1l have themanufacLurer's label idenlLfying the mortar rype.

f oan f rrhac

P-cfnrmeri nl,:s-ie tube

A Mn rf r r 'T rrrra q

All- Mortar:

Compfv with ASTM C270 and BIA-M1-88

D.

T Portfand cement.not be used as a substitute

Preconstructj-on testing with t-he proportionscaref ul-l-y monitored is to be used toesEabfish the upper end of Lhe strenglh rangenf fho mr"rrf : r r^rh i ch chnrr'l ri rronc ra I I rr ho no,r r

NYCSCA/PS-56X TERR,A COTTA 04250 - 11

LO/31/!3 LLW NO. 079797

Lhe min j-mum s!rengrh of Lhe nexl hi gherstrength mortar.

d. The maximum strength of each mortar shal-l-r^re-er; l I v nof er.ceed the minimum s- renof h off ho nexl hi rrhar qf ranr^ri- h rr^ri,ar 1- \--1pe -

Air content of mortar shall be less than 12?.

2. Provide the following:

a. Settrng Morlar: Type S of the followrngpropor tiols,' 1 part Portland cement, I/2 parLlime, 4'/z parts dry sand. Minimrmcompressive strength shalf be 1BO0 psi.

h Poi nt i ncr Mnr] .l r. 'Frrna Nl nF fho fn l I nuri nrrlJ}-v

proportions,' l part Porcfand cemenr/ l part'i ima 6, r;:> rl c drrr c:nr] Mi nirnrrrn--, compressl-veqf roncl- h qh: l I h,: ? (O nq i

Ynrrar .rrnr'i- 'or ororrl irn hehi nd unj LS withqr'\a/^A< l-raf r.raon c./A" r.'\ ?/An- aor*i^ryryq\?!o JJs L-wssrr J/ (J Lv J/ - . lrsL L_Lrrv rrr\Jr LcrJ_

with addrtional water.

Peas Gravel Grout where space behind unit isrrreeler lhan 1/Att r', r fnr fillinrr l:rrro r-ollc.,_ "" ---

I n:rf Port l:n,-rl cam,-nf ? n.arl q q-nd :;nr1 2n,: -ts cr*.tdcd .rv.i\rp I n.tqs t nn - he ? /8" s i eve.

Proportion mo r Ld r col o r i ng with orher mortarmix ingredienLs to obtain desired color, asannrorred hrr i Le P-n-i er-t A-r-hr rer-E. Pfovidewhite cement instead of gray cement whererequired to meet the desired cofor. Do notorzr-oocl -l nrrt ninman1- fa 1O narl e r.^rnanj- hrr

UL]|L! | l L,

r^,o i ,.rh I If consi-stent co-lor cannot beobLa i ned, provide as d mi n i mum premi xedPortland cemenr and co. or ing from majorcement manufacturer.

2.04 FABRICATION

A. Fref d measure ex-Ls L i ng units and produce mo-Lds I romeXi S-; no rrni t s f ,,1 -o-rl i ^r-a a',-rk. R:<ad nn fhaqoarcAi-e qhr-rn r'lr-'i--^ ^r'r^" fr,r nl:rv c'hri-L-^^rrr\rp rrr owrrl9-. .n-L_LL)w _(Jr \__Loy 5tr. | |^ctgc-acrrl -i nr { -^- -lrvr ncr :rd ..i r'i no. JoinL wi dths are f o! -L r -Lt1Ybe 7/4" minimum if existing is fess than l/4" and 3/8"maximum if joints are equa-L Lo or gredLer Lhan 3/8".I f exj st Lnq units are oamaged and der ajl s are missing,TecrA.ttc missincr cler-ai Ic in fhe nieces or if units aremtSSinaJ- arcA';o ner; 6loq inn h;carl -i*l l^- -n;a^^rf,,'rJJ r r yt \,r s-c:r rg: I r-/crJLr-l \-.rr I J-LtLt_LIo.! ctltjdLcttl.ni ar-aq nr avi cf inn nl-rn+na-^nl-rar!rL\Jgro.P.ll> t

Fabricate terra cotta pleces in accordance withannrorr,.r] qh.rn ,rncl qol J ina .lr:r^r'i nrrq-t-r " uluvvfrrYu.

B.

NYCSCA/PS-56x TERR,,A COTTA 04250 - L2

lo/3L/L3

2 .05

D.

TI

ILT'I NO. 079797

F orm r- l :rr ni or-oq l^rrz h:nd r'rraqq i r*r ___.._-.)g or ram pressang asdetermined by manufacrurer as best method for shapes,qizeq. :nd r-nmnl evi1- rz of terra COtta. Hand fjniSht u,,v

pieces as required to produce high quality component.

Form recrlef s f rr receive f laShin^. r.zhara ran'l af S are4 vY+v eu - eY+v u\

racrt t i rod ]-:rr f ha fl*,._ Jraw I ngs.

Waf.ls of units sha11 not be less than L'/a" thick andpartitions shall be of such thickness and so spaced asto nerf o-m thpi r y\.r-n '\ar f rrnr-1- i nn wi th rerr:rd trr f Ofmand structure. Necessary anchor holes and hand hol-esshaff be provided in accordance wlth shop drawlngs soformed :q r.r nroncr'l \/ cn.rA.ra the structure. Beds shalll, vIIYgYv LIrU

nonoral I rr nnt- ha I ^^- +Lrn /l tt A^^vcrJ_Ly -rr(JL rJg IE>J LllctJ.l a uEg}-/.

A11 joints shaff be straight and true. AII units shallbe laid out in the facrory to test it for uniformity ofjoint widths and overal I dimensions. tr{hen necessary tosecure accurate dimensj ons and un iform joint widths,the material shall be sized straiqht and true.Drv ni cr-cs ? tr- 1A .J-,,^ ,,^l I af ed iamner:j-rr re andur y Pf s:!,qro J L- \, I'l \lcrlO Ul,DIrrV !EVL,trqLsL'r LE:.rtLF/s:Io L u I

humiditv.

Gl-aze of uniLs shal I not overfap edges to provide fullbondinq of mortar to the sides.

Provi cle weens in cel-.]-s that will not be filled wlthmortar.

tr

G.

u

SOI'RCE QUALITY CONTROI.,

A IAArI n /..r

Pcrf nrm tAq1- i n.r .rn nrndrlr-t i nn runs aSrrnder 'tC)rr:l i r\/ Assurance

PreconsLrucL ion TesL.i ng

h /-amnracc i rra cf ranr.rth taqt<

mortar are to be done duringrha mnnlz-rrn .tr oarlicr if

crraci f i ad

Preconstruction testing of mortar propertleswilf be done in accordance with ASTM C780.The Contractor shaff assist the Authority's'I rl-rnr:f r.rrrr hrr _t7i\/ mA:nq noaAqqAr., --; ^1.-'l l-! cr r., \J r cr L \J -L J uy arr] rr\-eL.r.ra!y ctlrlr Drlo.-L-Lprovide Lhe mock-up prior co beginnrng theinstaflation work to allow for adjustments ofthe mix lf necessary. Do not proceed withmAq.)nr\/ rnr6rk rrnl il tha ^raaonstfggtiontestinq is compfeted, Contract.or shafl mixmortar as i-t intends for the actuafconstruction.

of field mlxedconstruction ofrioc i rod l'rrr 1-ha

corrA 04250 - 13NYCSCA/PS-56x TERRA

LO/3!/L3

Cont t-^r-t r.rr - tn nrovidesvuv+, ev t.

st -ennth 1^asccl r.rn acf ual-^ r/,\n^r+ i nn j na ^f theqJ- r,-nrrf h e :ra r- /\,.\ hi nhrrfYrrtrp611i -p,i ]-n h,= modrfiedArr:hitcr-t n- Fnoineer of

IJ.,w No. 079797

a benchmark for thefield conditi-ons andmortar. If mortarnronnr- i nrs m:\/ beif d'rer--c'l l-rrz Lhe

Record.

Tn <rra r.l- i nn

'lho Arrf hnri f rr , - .je rvesi nsner-l ionq nf lheprocess. Afford theaccess ro the facility.

Tho Arrthori f rz r^ri I I :<<i rrn : Qno6i .l -ranaa!a* r.'l-'^Lrl\rr ,t L _Y w-L-!r cr,rr-Ly-- o L)u!\-f a-I _!IID[Jg\/LvI wlrvwill insner-i- the m^ q.)rr\/ .n"'rqt -uction undef therequirements of Section BC 1704.5 of the 2008 NYCeuilding Code.

rha ni rrhl- ia rrarfarm rr'l rnr!rYrrL

terra cotta manufacturingAuthoritv' s representatives

Contractor Plant Inspect ions

After fabrication and prior ro packing forqhinmen c? ro-,rl lrz i nqner:t terra cotta4rrJIJLvu

ni cr-cq f rlr r-h i nq rrrar:.a :nd nl-har riofanl- <, v! ev rLJ,

Verify dimensions compl-y with shop drawlngd-imensions and finishes match aDproved

Verify pieces meet fabrication tolerances:

Shop assembl-v:

T,a rznr r l- tarr= nnf l-- -:a pleces ln accordancer^tith seLring drawings . Ver.j Iy rhatjoints, \'rhen installed, wlll bestraiqht, true, and uniform in width,Verify that decorative efementscontinuous from one piece to next arealigned.

\lnJ. i frr Arnhi f ,:r.r Tn d,eru q nrinr fn qhnn

assembly.

PART 3 - EXECUTTON

3 .01 EXAI{INATION

A. Examine alf adjoining Work on which this Work is inanyway dependent for proper instal-l-ation andworkmanship. Report ro the Authority any conditionsthat prevent Lhe performance of thrs Work.

3.O2 PREPARATION A}TD PROTECTION

A. Protect ion

h

1)

2)

NYCSCA/PS-56X TERRA COTTA O425O - T4

LO/3L/L3 Lrw No. 079797

Protect adjacent surfaces not being restored.Protect siIIs, ledges, and projections frommaterial droppings. Also, protect any paintedsurfaces that are not included in the Work fromlmpact or damaqe.

t/rnrra r I^^ ^f ha^^hr r.'r'l I t.'.i t- l-1 r.'at- arrrrnnf nl:clinv\Jvs.r L-vIJ \Jr rLlct-(,rlry wctII w_L t-J.J. wcrLgrpL\r\-/r I,r ooL-LUmembrane at the end of the work period and atother times when Work needs to be protected fromra i n and other nrer- ini f ,al : on Extend cOVer downsi des as neerjej f n f hnrnrrrrhT rr nrngeCt the WOf k.lllftJlv

ftr r li nrr r.nl ri r.'a:1-hor dn nni rrqa r^raf m^qa'\y'r rv rrni tqu\r-LLr wgct Ltfu! t wg L ||rqJ\r.rrl yand frozen masonrv units.

Do not use frozen materlafs or lay masonry onfrozen materj-al-s,' remove frozen materj-a1s from..- l I Refer to Part 1 of th:-s Section,"Environmental Requ j-rements " Ior temperaturerestrictions.

Remove excess mortar f rom wa]l-s as soon afterlaying units as practicabfe Lo prevent stainingand to facilitate cleaninq of wal-I .

Scatfolding shalI not be supported from a parapetwalf on which work is beincr Derformed.

Vrlork on the exterlor face ofnot be done concurrently withf ace of the parapet wal-l-.

a parapet walf shallwork on the interror

R, P rarr: r.rl -i nn

Caraf tt1 1tz rornnrza o.,, i <J- i nn rrni l-e f .! ha renl.ar-crlLvl/1g9vv,

without causing damage t-o adjacent areas.

F j .l I in void spaces in back-up masonry and pai-ntexistinq steel members, Carefr:llv exami nesubstrate const.ruction before installing the work;correct as necessary to provide a plumb and Lruesubstrate to accommodate a proper install-ation ofthe terra cotta units. Install- new back-upmasonry as indicated. Perform work in conjunctionwith Sect-ion 04520 and 04200.

Surface Preparation

Prcn:re qrrrf,=r-cq i- r-omnl i nnr:e with terracotta manufacturer' s recorunendations.

Famnrzo di rf rirrql-*-: ,surfaces.

and fnre inr m:feriaf fromb

NYCSCA/PS-56X TERRA COTTA 04250 - 15

L0/3L/t3 tr-,vt No. 079797

Where ties are to be wefded to existing steelmembers, gr) nd surface aL wefd area to shiny

M:te'-' al s Drcnarngi6Jl

Cl ean new units prior Lo seLLi ng, leavingedges and surfaces free of dirt and foreignmateri-aI.

Soak units in a vat or box of clean water forone hour or more just prior to installation.Units shal-l- be noticeably damp at the time

of setting. Units shalf be dralnedsufficiently to eliminate surface water.

f-laan -rnrl r-lorrra:qa :nnhnr< nri r"'r fn cat Iinnin epoxied holes.

AL Lhe beginning of each seLt ing duy, soaksurfaces to receive terra cotta with cl-ean water.Soak aqain with water not more than one (1) hour

before setting of unit.3.03 MIXING PROCEDURE FOR MORTAR

Measure material by volume or equivalent wer.ght. Inmeasuring by volume, use a container to measureingredients. Do not measure by shovel.

Setting Mortar

Mix ingredients in a clean mechanical mixer for aminimum of 3 minutes, maximum of 5, with themlnimum amount of water to produce a workabfecons i stency.

Mortar that has stiffened because of evaporationof waEer from the mortar may be retempered onlyrrnac ,and nn lrr '-lrrri nrv rhe f i rer hnrrr nf nl,-rr-amenlto restore Lhe required consistency- MorLar shal l

be used within 2t/z hours after inltial mixj-ng.Limit amount of mortar batched at one time to staywi-hir | ^eqr. rccr'liagmgnlg.

C. Pa i nt i nrr Mr-,rf .a r

b.

A

Add suffrcient water tomix that will retarn itball by hand. Mixmechanlcal mixer.

nrr'r]rrr-,=: rl:mnr_rra< c,=r'l i nl-n -r

7 min. in a

rJ r r,r miv fn..- tqh:r'ra t^th,. n

from 3 to

2.

NYCSCA/PS-56X

Let mortar stand for not less thanthan 1-1l2 hours for prehvclration.

t hour nor moreAdd sufficient

corrA 04250 - t6TERR,,A

LO/3L/t3 LLW NO. 079791

/r/.\?.ci cf 6nr-.rr fnr

mortar used for

initial mixing;.:f f ar hr-i nni nt

r^raf ar f /.\ l.rr.i nn rn^F+1r -^Wcr L.gJ- L \-,/ IJI -LIT\,I ILI\-II LCII L(J PI\J\Jl:I

tttek-noi nf i ncl - somewhat drier thanlaying units.

Use mortar within 2'/zhours of itstcmneri nrr i q no rm i I r ad nn I rr r\n.ramalrr:r r r-\ rtr/rnar .-n nc icf anr-rru uurrv / '

3.03 INSTATIJATION

Install- terra cotta pieces i-n accordance withmanufacLurers recommended instructions and approvedshop drawinos.

a trial.] ^,r+.i-^: Wh,-rc .ltf f inrl r- r^d,,i r6.t +.r :..CorfunodateesL r rrrY rp !LYur!v

non-standard conditions, use power saw with water-cooled abrasive or diamond bl-ade and rigid cuttingf Fmnl :tes DO not f edgce gl rcnrr1- h nf i- Frr: r:ott: i'r rrr-rrf l- i nrr r.rahc -:rrd n:ri i I innc

C. Sel terra coLLa plumb, true,courses to uniform dimension.

D.

F.

^-r - r .i --^r Mai nlainal l(r cr_r_r9rrsLr.

1^^ ^ 1 .r --^r --r uniform,J9 Cr-! r(J rrE!r crrr!rline.

All-ow

Proi er-f i ncr 1- err: cotta shal-lsuch that shadow cast is true

Anchor installation:

Attach new terra cotta pieces to substrate withmetal anchors as detailed on approved shopdrawings.

Ser-rrral rr .atf .er-h anr-hnrq h:nnorq hnltc- r-l ineurrurrvrJt

rnrlc :nd ni nc rorrrr i rod f ar qar-rrri nrr f arr:!vvJ,lJf|IULuYuItuv

r-nj- t-r rri aaoc F-ncrrra i i-amq :ra nra.rnarl rr qi zod :ndt/rlvvu qru t/r vt/v!+J'

accuratel-y located.

Where inrl ir-af ed - weld stainless Steel anchors tosteel members uslnq tr309-16 electrodes

Set pieces in sofid mortar bed. Fill alf spacesbetween terra cotta and substrate with mortar. Providetefl-on shims or wood to set depth of joint, removingshims after mortar has set.

Arran hrnlz t arr r coi. I a shanes shaff be filled g6l i dl rrwi th brick rasonry and morLar/grouL prior toinstallation to the point that is wlthin the masonrywal I (not the porcions thac overhang Lhe wall ).^r^-r+ +^ ^^r- ^^^,r/-rh in narm.i t h:nd I i nrr\JI(JtlL L\J -CL gll\_,/Lryrr -\J pc!rrrru --crr-!r-!-L.trY r

H. Ensure that all rebates in bed and cross-joj-nts onsi-des and back are filfed solid with mortar. Leave novoi-ds.

NYCSCA/PS-56x TERRJA COTTA O425O - L7

to/3L/t3 LL!'l NO- 079797

A< rrrr.rrk r1r^.TrFcqcs i-ql'all hrrilt-in flashinos and^L- -r *^+ - | rnrli r:rart rnnrnrro^ qhnn :nd qarj- i nrrDLIEYL ttLgLdI dJ I ll(-/ L,cr esL/ \Jri oPPl UVsu rll'JIr olth rE"elllYdrawings- Seal peneLrations jn ftashing using masLic.

J. Fi]l terra ^^ff+4^**^.J ^^..i +; ^^ILJ-LILICL] LCt VI L-II=D ^^^ | -.i ^ i ^^\,(-,.rr L a,Ll r Lrr\J

reinforcement and other locations indicated on approvedshon :-d se--infi d-:r^ri noq witL mortar. Place and-nnq^ rclare .rr.\rr- r^ri I l^nrrl disnl:r-incr -eirf orr-ement.Ensure thar stee-L rei nforcement, supporLs, anchors/ andties are encased wiLh morLa-r and oermanentlv proLecLedrrom corroslon.

K. P rnr,' 'r'lo wa,5l1 Ln l es f hrnrrcrh '"nnr-Ar i oi nf s as i ndi cated'.--ruralvgYlr/1n annr^\zorl qhon and sr-tf i nrr dr:uri nrrq Kccn $'eon hOIeSfree of mortar and qrout -

Mortar i oints:

Size 3/8" wide or to match existing, whichever issmaller. Mlnimum size shal-l be 1/4". Joint widthis to be taken into account in manufacturer ofrrrr i t a

Rake 1o-ints back 3/4" to allow for installation of^-:^r i^^ -^-+-- trxcent as nofed in 3 belOW.y\rrirLrrrY rrL/r Lo.!/ \,ra\-\-IJ L

At transverse j oints of flat surfaces (s kywardfacing joints), rake back mortar I/4" to affow forinstallation on sealant. Sealant is to come downvertical face I". Aft o- r-r'rinn inslafl bondvurf rrY/ +.

!--^ .1.^- + -^^ -^-l ^^-1--.r-lJrqdl\! r r dIJY or r!,{ >ed-L€tIlL.

trr- inl inrr nf Mori-:3 JOintS

\Aiet i oi nt- 1-lrnrnrrrrh l rr :nrl rono:J-arl I rr n-i n r f-.'\L-rr.\-'r\JL.r,vr,LrJ

pointing and between lifts. There shall beno free standing wat.er at the time of mortaraDDl ication -

b. Point in two lifts. Pack joint to within3/8" of surface on first lift. Allow first'I ift to sec prior ro poinr j-ng second lift.

As soon as final lift has set, tool joint toform concave vertical and horizontal jolntsof uniform thickness - Where units are:,-li -ananf rn o.,zicl inrr rrniiq m-tr-h ininlurttLJl

fini<h Dnini inini,r rk nrn,- ..- r ,. r . -gresses -

L.

d. After lnitial 24 hourregula r1y until morr ardays.

sat ro' s en 'oinfSis f'rllv r:rr-ecl in 28

M. Expansion joints: Providelerra cotta runs, atlocations lndicated on

NYCSCA/PS-55x

expansion joints in linearshelf supports, and other-annrnrzarj <hcrn clr.ar^r'i nrrq f a)

TERRA COTTA 04250 - 18

to/3L/L3

3-04

accommodate^^.F.F I

FIELp QUAIITY COIiITROL

A. fnspection

,-lcf I anj- i nn thermal- changes, and

Unfess noted otherwise, the maximum dlstancebetween expansion joints shal-I be 25 feet

Rake out expansion jojnls Lo full depth of settingbed at time terra cotta ls 1nsta1led.

fnstaff fi11er seal-ant, bond breaker tape, andsealant as lndicated on approved shop drawinqs.

.^^^^ra-^ -.,r -l. rh6 enani : I\-r/\/,(,g r d Lg w_LLII Lllt.: .J|,g(/roJTo ql- inlr i.:hnrri nrrr rrarfnrmi nrr

LveL!rrY.

LLrf NO. 079797

or theMortar

Tnsner-l or anrl fheSner- i.al Tnsner-l ion

The installation of terra cotta is subjecl- toSpecial Inspection and is described in Sections04200 and 04520 of thls Specificatron.

The Special Tnspector will make inspections andany Lestjng deemed necessary. Mortar suspected ortested to be too strong or too weak wil-l besr:hi er-t fn nct rocrr:nh i r- ena l rzs i s or other meLhodsdeemed necessary by the Engineer of Record andQna r^ i al I ncr.rar-1- nr The Contractor shall- pav forall tests if they verify improper work.In<rranr-innc :ra I n innlrrrla hrrf nnJ- ha I imil- ad f .'|rvr uvu, ulv evt

the foffowino:

Proper lnstallation of reinforcement of terrar-arJ- |A

^n rnrrl a<

Proper instal-lation of mortar. Those mortarnrnnerf i es I i sl er{ i n t he Annenrtix Of ASTMC7B0 are to be tested at the discretlon offl- ^ Qnani=I Tn crrar-J- r_r rArchitect/Enqlneer of Record.strenrrf hq - rrhr=n f estcr{ - wi I I hc determined invvrr!rr uvs uvet

accordance with ASTM C780 using cyfinders.

Proper insLallaL-ion of weeps, flashing, dri-porlrra q c;l r-

the Architect or Engineer of Record wifl anal yzeany resul-ts not found to be in conformance with*l.ra r^Fl i ^-l-. ^ nqTM i nr]rrql-rrr nr:nf i r-a anr.l f haurrl: avv-L-].\-arr-!s t1r r|rr -Lr1\rurLl--y lJ!q\-L-L\-\,, arrLrSner-'f i r-a 1 ione and deLermine if the masonrv inquestion is to be removed and redone.

b.

B. Manufacturer/ s fiefdinstalled Ler-ra cotLa,

NYCSCA/PS-56x

ronracon'|- -a l_ i rra -t -_ 1 i6r^^^{-! spr s.rsrl' Lq. L -! v\- )ltctl-I Irr-PqL.Li danf i f rr rlaf ar-f c end qrrl-rmi t

TERRA COTTA 04250 - 19

to/3L/L3

3.05

-An^1f to Arr-hitect.

C.

conform to speci ficat ions

PROTECTION A}TD CIE.A}IING

LLr{ NO. 079797

Contractor shall correctr^.. * ^ * . . € ^ ^ + , , - ^ - ' s fielduy llLdIlL{!@\-LL,r-Lsf

construct ton--,.t -^*t ^^^cr l r\.r, rs}JrcL\-g!erra cocEa

deficiencies identifiedr.5nroqonl-a'l- I \,.4

mL^ ^"r1-^*rr-" inqnor-' lha rrile for ;r:r:entange.-Lllg 11L,1, \-t 1L,! I Ly \/I- -I r ll5r,c(- - LllU

The Contractor shalf remove unlts thaL are found to becracked, chipped, or otherwise damaged and do not

A Protect face of adjacent waffs and surfaces from water,mortar/ and grout used for terra cotta lnstallation.

Remove excess mortarprogresses.

and mortar smears work

After mortar has cured (a minimum of 30 days), cl-eansoil-ed surf aces with detergenl- and c-Lean water. Usefiber brushes and cloths. Do not use metaflic tools oracids. Perform a mock-up of the cleaning procedure.

Protect terra cotta from subsequentr_rrr a r: f i nn< Tf drrn:rra ---*-s, remove..l---^^.l a^anananf q :< rarrrr i red f n nrnrri rlO\-ror rovr=!1 g\JrLr_\J\Jllr:rlLr !L,-1J_!!\-\l L\J Hr\-rv !!,.\,i h ^ri ryi n- - rrn-i -16a667^l annr] i I i nnLrr vII9-Lrrct-!, urlLlctl.Logcu \-\,iirr l L l \J1..

E![D OF SECTION

NYCSCA/PS-55x TERRJA COTTA O425O - 20

LO/3L/L3 Lr.,w No. 079797

TIST OF SI]BMITTAIS

SttB['{ITTA],

Product Data:

1. Mfr's Specifications,Instructions for1--^'{1 :^- . ^+-nanorrno & storage

Qhnn Tl r: r^r'i nnc -

1. Terra Cotta Unrts2 . Anr:horecre C^ I culat j_onS

Yv vu4!

Samples:

1. 72"xI2" Terra Cotta samples2. Samples of each type

anr:hori no c'lerri.ce3. Mortar

Certi ficates

1- Notarized Bldg Dept.affidavit re: Mas. Producer,Material-s comply

2. Notarized Bldg Dept.affidaviL re: Mas. Suppj ier,Materials compLy

T!5<1- Ran..lrf e.

1. Material Characteristics2. Sample run

Quali fications

1. Manufacturer2 - Tnstal-1er3. Mechanic4. Engineer

Mock Up:

1. Panel A

DATE SI'BMITTED DATE APPRO\/ED

NYCSCA/PS-56x TERRA COTTA 04250 - 2L

LO/3L/L3

PART 1 - GENERAL

1.01 DESCRIPTION OF WORK

A. Provideand as

L.O2 REFERENCES

1.03

1.

2-

NYCSCA/PS-56X

sEcrroN 04420ExffiRIdFEffioNE

Lrtr #079797

A. References and industrv standards 1i-sted in thisSection are applicable to the Work. UnIess morerestrictlve criteria or differing requirements areexplicitly stated in the Spec:-fical-ions, or mandated bygoverning codes or regulations, the recommenda t ions,qrrnrrcsi i nnq - :nd rcnrri rcmcnf g deSCribed in Lhe, ulru

referenced standards shall be deemed mandatorv andapplicable to the Work.

B. Indiana Limestone fnstitute of America (ILI).

C. Brick Institute of America (BIA) .

D. American Sociely for TesLing and Material-s (ASTM)

ST'BMITTAI-.S

Product Data

Srrnnliersr r-:t: Inn sheets :nd qncr-i f i r-:t ions andstandard test report for stone. Catal-og sheeLs,specifications and installation instructions foraccessories, anchors, mortar mixes, etc.

Shon Drawinqs

Shop Drawings shall be subnltted wlth details atsca-Le not -Less than 3,/4 rr - I ' -0r' .

Shop Drawings shall show sizes, dimensj-ons ofcf ,.\na inin+.inn 1^^-.ll ra rn^l-.^-i nry f l:ehinrr -rnrlD L\Jrr,s, J \JILlLIIl9, Ir|Jrr\TIIIV t qlll-rl\J I rIr9, r r arrrf rrYorher necessary details; relation of cont--lguouswork, including masonry concrete, windows, doorsand built in items. Show al-so the supporting ofstontr hrz I inlclq. shclf :nnlcq. end other means.rrrrLUrJt

C. Q:mrr I a<

A

B.

.al-l cut stone Work as indicated on the Drawingsspeclfied herein.

Qrrhmi I q:mrrl a< Fc,- I j- +-inlir-:je nf c:r'hL L)crrrLlrJsL) !\-,r o.IJP!\JVer _Lrr Lr-lP-r

kind of stone.

Slze of samp,les shall be 12" x 72" -

EXTERIOR CUT STONE 04420 - L

LO/31/L3 Lr,w #079797

S;mnlcs sh:II harTg 561119 finish aS rtr.nti rerJ fnr fhe"*...IJ. qa lrYqfre

completed work.

Indicate extreme variation in color and texture ofmaterials proposed to be used,. materials!-ncorporaLed in the finished work must be withinrhe rAn.ra< nr r^ri I I ha ra iar-1- arl

Anv materi: l f:lI inn hol our i-ho rronar: I r-har.acl c'r-,. . I v]]s! uu uv L ,: q qhnwn hr,, i he :rrrrrnrrarl q:mrr] oq r^ri I I l^' o rc'i ar-J- arlv vg Uq]|LPf 9' , J 9 ] 9U L\:.!tr

anal mtl qt hp rcnl e,^ad r^rr ih ar-rnr.-rrra3[ 113 Lef ial .

Accessories: One of each item and tvpe specified-Morf a r Samol es : Each cofor and f \/nc n-nnnscrleJ vvSlrhmit qamnleq iner:l l or.l in -iainf - l^^-r.'^^^ a^!rr-l_Lrr.rLcrr _L \_ \_. '\r_LrrL-J lrc:Lwc:sll d(?LUcllspecimens of t.he proposed stone.

D, Qualj-tv Control Submittals

5.

6.

7-

1.

2.

Sr:herlrr I c. Rr.r mnrt-a r l- rrna<:u y PL J .

Certificates

a. Statements that stone suppler andh,.rrrc rhp qncc'i f i ed rrr,.Ii.ir-:i_-LOns.

b. Statements that each kind and typenrorri rled f rrr rhi c nrniar,l- ln66i_ +].^p!v v rueq rvr r_ll_L,- F,i \JJ E\_,L rlLst'LD \-J,i.<:raafl r r ramanj- <

Test Resufts:

install-er

of stonecrrar'i f i ar]

?

Compressive Strength ASTM C170Absorption ASTM C91

4. Mock-up: Provide mock-ups as indicated underQuality Assurance_

l-. 04 QUATITY ASSTTRANCE

A. Qualifications1. S-nnc Snnnlar. F-.: -* ...t I L . n ..^_rq nf owrrori cnr_aJLrlJ-\r!sr. .L rllrL w_LLtt r\./ yYd-_

spec r al i zinq in sLppIy i ng/ fabricating andf inishinrr rhe roarr i rod lzind :nr.l t.rrna nf ef nnc,Ll,vl; \r]-

Tnst-a1ler: firm wjth 5 years ot experj ence,:nar-i:'l i -i-l-r i^ .nsf:.Iina r-rrr s|one.L rJ(q rfrry

NYCSCA/PS-56X EXTERIOR CUT STONE O442O - 2

LO/3L/L3 Lr-,w #079797

B. Regulatory Requirements

Building Code: Work of thls Section shall- conformto all requiremenLs o.[ the NYC Building Code andall ennl i r-:l-r] o rarrrrlrtinnc r:{ rrnrrornmanl-:laurhorlties having jurisdiction, including safety,har'1 -h nn.i -^ rn6l rnf i-nal lrrf inn rarrrrl:l-innqlrgcl-! ullr IIv_LDEr c.-r\r q.rrL-L y\J_L_LLrL-ll,lr Ig\r(1_LctL L(rttD.

Where more severe requirements than thosecontained in the Buildlng Code are given in thisSer-r inn lho ronr, i ramcntq af rhiS Section shall,vYur,

govern.

NYC Board of Standards and Appeals (BSA)approvals, NYC Materials and Bquipment

Technical

E

Acceptance (MEA) approvals or Office ofCertificati-on and Research (OTCR)

Ce rt i fl cations

Masonry construction shall conform to the material-A.aanj-,an-A- ncrtici^^+i^- ^-J i -^rar^r'i nn rcrrrri remcnlga !- \-sIJ L cr r I U s t \-EJ- UIl-I(-d.LI(rJ.I A1.r!,r I I I D

-1, Y (- L -L \-, r I LsYu-LIs.rrts

of Section BC 1701 of the 2008 NYC Building Code.

Sorrrr-e Orrn l i 1v CnnLroI

(l- nno nf -e rli rron r'n l .\r r:n.rar qinrrla anr.arrrt

Defects

and srain shall come from

Do not use stone units wi-thr- rer-lzq rrnidc cl:in< nr nfhor

,'vrvU.'v9|lLJf

be visible in the finished Work-

Do not patch or hide defectsstone unlts from the site.

chipped arises,defects whlch wilf

Remove defective

r\^-^+*'.^.F -^-.^r ^ n.anel s in rhe f ield of the waII\?lJrrD LJ- r-l\- L >crtl|Prg yo..tr\-_Lrand area of work to conform to appearance andworkmanship as indicated in the Drawings andSpecifications.

Ilse annrorrcd qA**1^ ^--^1^ €^- a Standard ofJulllP1g Palrg-L> .|.

comparison for the Proj ect - A11 Work shaflconform ln workmanship and appearance to that ofthe approved samples.

f f nnt ,annrnrrcri vcmrr\rc nancl and inStall newstj}/!vv!st

n:nel (c;r n:na Iq\ ronear"i nc ihe nra)(:eqq rrnl i Iyurrv r J / /

n:r-cl ic ;nnrnrrorl .

F' Mockups

NYCSCA/PS-56X EXIERIOR CI'T STONE O442O - 3

LO/3L/L3

Dn nnf nrnnaaitJ!vgvvq

i n r^rri r- i nn l-rrr

LLW #079797

unti I panels a-re approvedA "nh : r Fr-r ,/Enr-r'i n egr.uvv u / !1!Y +trv

1. 05

4.

DELIVERY STORAGE A}ID

with Worktha Drni ar-l-

H.A}IDLING

A

D. Patch:-ng of stone is prohibited.

1.06 ENVTRONMENTAT AND PROTECTTON REQUTREMENTS

B.

Cut stone shdl-L be carefully packed for transportarionand aII precautions shalt be taken against damage tothe stone in transit.LTl.rara Ta\ Arrattr6 ar-.rri nqr rl;m:na rho -+^h^vvrlsr s rr,gtvgDDq..Ly u\jcr - rrJL LrarrLo\j\,, errs 5 L(Jllt:shafl be crated. A11 stone shalf be del-ivered in thenv.\11ar qF'-.frlar.a rerrrli rccl -n* avnerlr t i nrr the wnrk ofsetting.

A11 stone shall be prepared jn shops LhaL are well-protected from the weather and it sha-II be deliveredto the job in a dry condition and without moisture orother stains.

All stone that is wet or discol-ored by moisture orother stains when del-ivered to the site, wifl berejecLed and shall be removed from the premi ses atonce. After delivery Lo Lhe siLe, 1-he stone shall benI:r-ed a1n nl.anl. nI:f fnrrnc r.ri qad far annrrrrh rl.rnrro +]a^Pr(lvuu \Jrr IJ-!crrtr! lJf a L_v_ I J I c' L.rc,\_,r ra-L Etf \_, L,r\-,/ll ctrJ\JVg Lrlgground or fl-oor to prevent wet contacts or earthcontacts and shal I be kepc properl-y covered wiLhsuitabl-e mauerial that wil-L protect it trom wet-Lingsoil-ing, sLainirg and discoloration, and ocher damage.

Handle stone in a manner that wilI prevent chipping,s La i ning, and other damage. Use suirabfe liftingdevices. Protect stone with suitable wood or otherrigid cushioning materials.

A- Cofd Weather Construction Reouirements

Saft or other chemlcals for lowering the freezi-ngtemperature of the mortar shall not be used.

Maqonrrr rrni l q

nrer-onri i r i nned rnd m: qn r-r .r.'cold weaLher condi t ions no-NYC Building Code:

Ai - lerrne-^1-lre 4OoF r-o

Heat mi x iro w:ferand to maxi mum of

32"F:

or sand to minimum of 70oF1-4 00F.

:nrl firnrrfnrnl- anf arl fnr

Section 2704.

shaff bethc f nl I nr"ri nrr3 of the 2008

NYCSCA/PS-56X EXTERIOR CUT STONE O442O - 4

LO/3L/L3

b. Mortar and orout temoerature shal-l be4U-t ano IIU'I aL Lne Lrme oI maxang.

Air temperature 32oF to 25oF:

d, Heaf mixino water and sand to minimumanci to maximum of 140"F.

h- Morf e r enj rrrnrrl- l-amnor:l- r'rra Shaf l- beI vuu uv[,yv

/u-f ano rlu-t at tne tlme or mlxfng.temperature shaff be maintained abovethe time of qrout pfacement.

Cofd Weather Protection Requlrements

l - Mean Dai-Ly Air Temperalure of 40'F to 32"8:

Ltw #079797

between

of 70"F

betweenGrout70"F at

c. Provide heat source to maintain a mi-nimum alrtemperature 32"F on each side of masonryconstruction.

^FO- ,

^^O-Al ' Iclnl.),5r^Tllra ZJ I .l:O ZU t:

a. Heat mixing water and sand to minimum of 70"Fand to maximum of

-120or.b. Provide heat source to maintain a minimum air

temperature of 32" on each side of masonryconstruction.

c. Provide wind breaks for wlnd in excess of 15miles per hour.

cl Kecn lamnpr:lrrro nf m.rsnnrv units a minimumuv,,Lyv

of 40"F when laid and prlor to groutplacement.

A i r temner:t,rre 20"F and Bel_ow:

a. Heat mixino water and sand to a minimum of/u"f ano to maxlmum or lzu-!-

b. Provide enclosures and heat source tomaintain a minj-mum air temperature of 32oF oneach side of masonry construction duringconstruction.Keen tcmnar:trrre nf m:srlnrv r:nif s a minimumof 4OoF when Iaid and prior to grout*'l - ^^*^*{-P -L Cr(-Errrglr L .

R

a. Protect masonry with weather resistivemembrane f rom rain o.r snow f or 24 hours.

NYCSCA/PS-56X EXTERIOR CTIT STONE 04420 - 5

L0/31/L3

Me:n D,: i I ir Ai r 'T'omner:1-rrra..I .', -

T.',J.',rr #079797

ol 3l - ! ano beJ_ow:

Protect masonry with weather resistivemembrane from rain or snow for 24 hours.

b. An air temperature of at feast 32"F shalf bemaintained on each side of masonry for aperj-od of at least 48 hours af Type M or Smortar is used and at least 72 hours 1f TvpeN or O mortar is used-

Hot Weather Construction

Fol1ow the requirements of BC 21,04temperalures exceed 10OoF, or 9OoF with aR mnh nrnrtide -ar\.=qqar\r nnndi f i_OnS and^-^.r'' *+-- Lrvirrr ,a tcrrne'.af rtre befow[Jr \rLluL.s l|r\Jr La_L rrcrvf-ry cl LErr-]vs!o Lu

maintain the mortar and grout befow 120"F.

.4. Whenr^r'i rr,_l cnoorl n f

arrrr i rrmanl- J- n120oF and to

1-07 EXISTING CONDITIONS

A

PART 2 -

rral.^r arls rrs(-uJJcrl y

sI,ruc]-,ures.

PRODUCTS

Submit an affidavit to theattesL-Lng L-ha t all stone ofn:rl- inr,lr r nr^i^^r- la1- h^^hIJq!LfuuruL ur \J JE!-L rlo.D r,,st:Irone quarry.

field measurements of erzi<']-inrr

Ar.f la^yi+r' +-^t t ho a. t: rr\/.aa Ll Lrl\Jr _r Ly r ! \-,/rrlp:r-h -rznc rarrrli red fo-r theouarried and obtained from

2.OL GENERJAI

A. Al-1 stone shaff be well seasoned and free from quarrysap or any material producing stains after weatherjng.St.one shaIl contain no seams or defect-s which wouldim^1i- it-a strenoth- AIi eynoced q,rrfFr:as shall beu^Ir\_/.r1_uf-ee f rorr snnrq qn-rllq nhins strins di sr-nf OfatiOnS

'

ave I ttt'

or other defects which woufd affect the appearance ofthe Work.

Stone shal I be obtained from quarries or shops capableof furnishing quantity, sizes and character of theqf .\nl: rarttt:ra-i arrt-rIh^ #'aaf ha dnna hrr firmq r.rrnnorI rrr L\lurr e\J. \-L.r L L_Ltt9 trLuDL v\_ !,r\r-rr, rry IJ!\_,,}JE:.r I yequrppe<-l to produce the finished maleriaf wjLhoutr.:,rc'inn d6r -v i r the nrocress oI Lhe Work. TheP! VY

Cont.ract or wrl-l- be held responsi bl e for any deJ ay inthe completion of the Work due Lo his lailure to supplyqeti qf:r-tnrrr ql/rna in :ernnl n -tr'Ff

j+-iao ^-'1 r'\rn Y-\6rI rr arrrP-Lq r4Lrd.rrLI L-LqJ o.11!.1 IJrL,I-/grsequence.

NYCSCA/PS-55X EXIERIOR CUT STONE 04420 - 6

LO/3L/L3

2.O2 LrrtrEsroNE

LL$r #079797

A. Where applicab-Le, maLch rhe exjsLing fimestone in type,cofor, grade, and finish.

B. Type

fndiana Oolltic Limestone,' ASTM C568, Cl-ass If . (Mediurndensity, 4000 PST).

C. Color

To match existingD. Grade

Meet Indiana Limestone fnstitute of America (ILI) gradedescription.

1. Select.

E. Finish

Smooth; machine-pfaned with toof marks removed by hand.

F. Thickness: As shown or as otherwise necessary to meetthe specified performance requj-rements.

2.O3 GR,A}{ITE

NOT USED

2.O4 STEPPING STONES TO ELAGPOLE

NOT USED

2.O5 CORNERSTONE, S DATESTONE (LTMESTONE)

NOT USED

2.06 coPrNGs Alrp coRNrcEs (LrMEsTollE)

NOT USED

2.O7 STEPS AND PI.ATFORMS (GRJA}IITE)

NOT USED

2.08 REGLETS (LTMESTONE)

NOT USED

2.O9 Srl,r,s (LIMESTONE)

NrcscA/Ps-56x EXTERIOR CUT STONE 04420 - 7

L0/3L/!3

2 .10

NOT USED

WEEP HOLES

Rilrid nl:qf ir. I rrl-rinrrshal-l be used ds weep

LLW *079797

inner diameter of 7/4"exterior stonework.

A 1. --,.i -^holes for

2.LL MORTAR

A Base Mate ria I s

Portland Cement

Sand for Mortar MixSand shall be natural sand with'1 00s^ n:qqinrr the No. B sieve.

Hydrated Lime

ASTM C15OType I

ASTM C144

ASTM C2O7Type "S"

Water: ShalI be cfean potable water free ofi n ittri nttq fnr,-i,rn m:j i ar r-nnf nrm inrr I n rhorLt,u!Ivqo!v!lfvlI

ro.rrr i ramont- c r'' f Section BC 1903. 4 of the 2008 NYCBuildinq Code.

Mnrf -rr ,-al nrinrr. Drnrri da rninar:l ni rrrn,:nf cvrYrrrvrruv

'naLu-d-L and synthet.ic iron oxides, and chromi umoxi deq r-rrmnnrrnclg6l f Of 11Se tn mortaf mixes.Material shall conform to ASTM C91 9. Colorinqshal1 not contain alkalyde salts. No liquidcolorants shal1 be permitted. SGS mortar Colors,Solomon Grind-Chem Services, fnc. or "True ToneMortar Davis Colors (RockwoodIndustries).

Mortar additive for use in setting of exteriorl- r 'ck o r:r'i ta stFnq :nd n-her srich e lements wiLhhor i zontal surfaces exposed Lo de-i cing sa i L s .

b.

Additive shall be non-Loxic, non-flarnmable,and non-hazardous during storage, mixing,:nnl i r-,.J inn :rd y,'hgn cured.

Finished mortar shal-l- be resistant to urine,di lute acid, dilute a-Lka-Li 1 suectt , brine, andcafcium chforides and othe-r safts used in de-icinq salts.

Premixed sand and lime for mortar mixes 1s notpermitted. The use of batched material by Spec-Mi v :nr! f rcl n r r z - n : n lz : n o r-l c,-manf -l i ma-ni.rmal-.rr hrr*-ia- rl--:r-f rrror< i c narmi f l- ad <rrhianl-rrtal r/! lrLv.l- Lctl lrrdrrJr l-/q_rL-r L L- \, !.., oLrtJJ\,\-(-r^ ^^^-^,--r ^. +ho Arrrhnri r..zL\, oVIJMd,-L WI Ll'u ,ru('rv' ' ey.

NYCSCA/PS-56X EXTERIOR CUT STONE 04420 - 8

LO/3L/13

2.L2

t-,rw #079797

No a i r-on1- ra i h i n.r admixtures or materia-lconfe ini no strr-l- cl':l I ha narmitted in the mOftaf.Al <o nr..r :nl- i -f raaza r-nmr-rr-rrrnd< n: l ni rrm r-h l nri do.rlee t t vqf vlsrrr vrrf vtf uut

or rrl he r r-nmnnrrnriq sh^ I I l-re nermitted in thevmortar, unless expressly permitted otherwise.

Mortar Mixes

Sha1l conform to ASTM Cz'l 0 and BIA M1-BB. ProvideTvpe 1 Portfand cement. Masonrv cement shall not beused as a substitute. The maximum strength of eachmortar type shall not exceed the minimum strength off ha norrf hi rrhor cf ranrrt-h rnnrf .rr I r'ype.

Mix for Limestone

Qcrti nn Mn rl -ar. I'Irrrra rtNlrr \ 1 n:rt a-atnanl- '1L\ | ! vvrrrvrrLt ''I i-^ tr ^--{ c rlrrr aindIJCfr L J__LlLlCt O VO I L.) \rry ,Jo,rl!r.

h Pninf inrr Mnrf :r. /Tvna rrl{rr ) Ana /-1 \ nirrrt/\4/

.larnan- 1 r,= 7J- I jmc_ 6 clrrz narLS Sand.I L trsL s rrlrv, v vrl' y(

Measure mortar lngredi-ents by volume or equivalentwelght. Tn measurlnq by volume, use a container tomeasure ingredients. Do not measure by shovel.

Mix i nored'enrq inthe mi-nimum amountnnn q i q l- on r'r;

a clean mechanical mixer, withnf w:ter to nrodgqe a Workabfe

Proportion mortar coforing wlth other mortar mixingredjents to obtain desired color, as approvedby the Project Architect. Provide white cementinstead of gray cement vrhere requlred to meet thedesired col-or. Do not exceed 1 parL pigmenL to 10narl-q ^amanl hrr uroi r.rht If conslstent colorcannoL be obLained, provide as a minimum premjxedPortfand cement and colorinq from maior cementmanufacturer.

A}ICHORS AIID DO!{ELS

A. Provide all ancho,rs, dowe-Is and accessories shown onLhe Drawi ngs and ds required for securing stone, asmanufactured by Hohmann Barnard; stainless steel ASTMA\61 , 1B-8, Type 304.

B Anchors sha1l be providedless than 8 " into wa.l1,proj ect more than 7-7/ 4immediatefv below.

for afl stones that extendand for alf stones, that" beyond the walf face

NYCSCA/PS-56X EKTERIOR CTIT STONE 04420 - 9

LO/3L/L3 LLW #079797

C. Anchors shall have ends turned 1" into cut stone and 2"into the masonry. Lengths specified are exclusive ofbent ends. When anchors are required, provide 2anchors for each stone 18" or more in l-enqth and oneanchor for smal-1er stones.

D. Anchors for bonding sLone to masonry shaIl be I/4" xlL4u fl-at stainless steef (Type 304 ) bars extendingbeyond stone at feast 4" into masonry.

E. Cramps

Type 304 stainless steel bars, 7 / 8" x 1", unlessindicated otherwise on the Drawings.

F. Dowel- s

Type 304 stainl-ess steef rods, 3/8" mlnimum diameter,unless lndicated otherwise on the Drawinqs.

G- Anr-rror Rolfq W..shcrs. end 1\lrrtSuv! vJ, rIu JarU l U,

Type 304 stainfess steel.H . Setting buttons,/Pads

Lead or stainless steef.

T. Stone Cleaner

Non-staining cleaning solution which will not harmstone and mortar,

2.L3 FABRICATION

A. Cur stone to the required dimensions and profifes, withsurfaces finished to true planes.

1. Cut or dri1l to form chases, openings, reveals,regleus, and similar spaces and feaLures shown andas required for contiguous Work.

2. Cut or dr111 holes and sinkages for anchors,supports, fasteners, and necessary liftingdevices. If possible, do not locate ho1es,sinkages within 2" of exposed surfaces. Holes mustbe sized to allow for expansion and contraction ofanchors -

3. Unfess otherwise shown, cut stone for a uniformSornt width of 7/4"-

4. Cut afl external corners and interior anqfes ofmo lded or projecring cour ses wj t h solid rLturns.

NrcscA/Ps-56x EXTERIOR CTII STONE 04420 - TO

L0/3L/L3 LLW #079797

Unfess otherwise approved or required by theDesign, return on external anqles shafl be notless than 8"and returns on interior angles shaffbe as required to provide solid returns of moldedor nroi cr-t i ncr -omberS .

All projecting stone such as cornices, coping,l-re I I a.)tlrqaq <i I l q : nrl nihar "-.i f ^ ,'i +L +^^Lrll.L LJ w_L Llt LvIJexposed surfaces shall be cut with wash on top andsh: I I harre nrnnrrerl dri ns crrt on the underside.Where Work is to be built on such st.one the topsurface sha1l be cut with raised seats and fugs toform -Ievel beds for the above. Projecting coursesshall have not less than four-sevenths of thei-rcublc contents inside the face of the wa.l-l- unlessnthor arrrrrntzad qnar-i a l .r rrrnrramcnf q -a ra nrnrri dcJu!vrsr

for anchoring them to the structure-

Tolerances

Stone shaff be cut within the indicated tol-erances forrhe specified finish. fn the case of optional tolerancespecifications, comply with the most stringenttolerances unless otherwise indicated-

Limestone: Fabrication tol-erances in the "fLIHandbook" by the Tndiana Limestone Insti-tute ofArna r i .^: Tnr.

2.74 POTNTTNG SE.AI-.ANTS

A. Type 1B Sealant "For Vertical Joints" (one-partnnr Urrra+hrnn\ ,rs sncr-. f i e.l i n Section 0?900 - JoTNTurrurru,/ ur JlJuur I 'vuSEALERS. Provide joint primer,/seafer as recommended bySeafant Manufacturer; backer rod: compressible rodstock of expanded extruded polyethylene.

2 .0s soItRcE QUAITTY CONTROT

A Thc Arrf hnni '|- rr wiII nqqinn e Sner-ial Tnsnector who willuyvursr'i ncnaa+ il-ra m:<.\hrv nnncl-rrrr-r i^^ "nnar f ha ,6^'-lifementsof Section BC 1704.5 of the 2008 NYC Building Code.

Preconstruction Testinq

Preconstructj on LesL-Lng of mortar properties wilIbe done in accordance with ASTM C780. TheContractor shall assist the Authority's laboratoryr^" ^-" *^^.rsqarrz and shal I orovide the mock-}.-ly (,,Iry rrtl:ctll,> rrgl-g.r.rcr!J urr\r rrru.| I,rn nri or tn lroninni nc the i nst al laLion wot] k tovrYfrrrrflrY

alfow for adjustments of the mix if necessary. Donnt nror-ecd wr -L "ork unl-j I LheIr!vuusu wILtl ttLaD\_,/llty w

nrA.^nqJ rrr^i rnn - eqf i n r^r i e r-n'rnl eted. ConLraclor

B

NYCSCA/PS-56X EXTERIOR CUT STONE O442O - LL

LO/31/L3 IIV,I #079797

intends for the actuafshall mlx mortar asconstruction.

2. Compressive strength tests of field mixed mortarare Lo be done during construction of the mock-up,or earlier j_f desired by the Contractor, toprovide a benchmark for the strenqth based onactual- field conditions and proportioning of rhemortar. If mortar strengths are too high,proporLions may be required to be modified ifdirected by the Architect or Engineer of Record.

PART 3 - EXECUTTON

3. 01 EXAMINATION

Examine surfaces to receive cut stone for defects thatwrll adversely affect the execution and quality of theWork. Do not proceed until unsatisfactory conditionsa 1'4 t^a\1.rt-r-1- ^A

\/ari frr t h:r F6^..ired bUiIL-in anchorarre . te"nq arerrr q.trL.rrv!crY\_ _LET J (r I Ei

instafl in designed locations.

ir

A.

3 -02

) \t^. | {,, +h:t in\,, rprrr- i -od bituminOuS damnnrnnf . nrrurrl I s9L4r_q:\.r JJ I t L.lltL_L I I L, U > (ldItyF/_\Jvr_rrVor waterproot j ng has been appl_ied (.i f indicated onthe Drawings or if specified) .

PREPARJATTON

A. Just prior to setting sLone,support the Work of this Section

^ t ^-- surfaces that

R Cl-ean st one betore secring by scrubb inq with fiberbrushes, foll-owed by a thorough drenching with c-Learwater. Use only mild cleaning solutions that contai-n noharsh or caustic abrasive or fif ler.s.

If stone ls not wet atsponge stone with cleanexpansion joint or controlsealant.

f i rne nf q'3tf i-.r. drench orUULv+rr)J,

water, excepc do noL wetioi nt qtrrf:r-eq I h.rt rorrrli ra

3.03 PROTECTION

A Protect face materials against staining. Removemisplaced mortar immediately.

Prol-ect newly lard masonry from exposure toprecipitation, excessj ve drying, freezing, soiling,backfil-l, and other harmful elements.

Do not use frozen materials or lay masonry on frozenmateriaf s,' remove frozen materials from wafl. Refer to

NYCSCA/PS-55x EXTER]OR CUT STONE 04420 - L2

LO/3L/L3

3 .03

LLT,I #0?9797

Part I of this SecLion, "Env i ronmenLal Requirements"for temnerat rr-e -esLrictions.

D. Corra r ton nf waIlS With nOt-Sf .:i ni nrr r,,:l-arn;66f -'"r'Yluu9lvlvv!'f omnnr:-rz anrzari n6 urhen r^rnrk j q nof i n nr^.rfess.v! vYProtective covering shall overhang each slde of walf aminimum of 2' and be securefv anchored.

E. Protect sjlls, ledges, off-sets, and similar featuresfrom drippings and oEher damage during construction.

MIXTNG PROCEDURE FOR MORTAR

Measure material by volume or equival-ent weight, Inmeasuring by volume, use a container to measurei noredi enf s f)rr 'r.'f ma^crrva hrr <\gyg].!v vj ur

Setti-nq Mortar

Mi x i norecl i enf s in a c-lean mechanicaf mixer for am-Lni mum of 3 minutes/ maximum of 5. with theminimum amount of water to produce a workabl-econsistencv.

Mortar that has stiffened because of evaporatlonof water from the mortar may be retempered onlyonr-p :nd nnlrr drrri nrr f ha f i r<t hnrrr nf nl -ar-omonfvrruu t

Lo res Lore the aecrrr i rcd r-ons i sf Fn.:\/. IIse mnrf : rwir-r,i n i'/, ;;;';-.'f-ii; i'i.Gi *i,ii"qr i;.b;;i;;i q normi i- i- a.i nni rr nnr-a rnri rlrrri nn 1. ho f i rsi- hnrrrsrrs vq! rrrY

onl-y. Limit amount of mortar batched at one ti-met- ^ -f rr' '.'.i +l-'.i - + !-A<A rantriramonl-q\-v D LcLy wILtl-L1l LlluJ\- r \-9'Jr

P^i hf i nrr Mnrl- e r

Add suffrcienr waEer to dry mix to produce a dampmix that will retain it shape when pressed into aball by hand. Mix from 3 to 7 min. in amechani-caf mixer.

Let mortar stand for not less than t hour nor morethan I-7/2 hours for prehydration. Add sufficientwater to bring mortar to proper consistency forf ttr:k-noi nt incr - qomewhat drier than mortar used fgreevrr I/v+r.u+rrY t

lavinq units.

Use mortar within 2-7/2 hours of its initialmivinr-r: l-omnori nrr.i q normitl-ad nnlrr n n-a .af i-orvrrr )'l'r ri nninn mr-,rf : r f.\ r'\rr.'nar r-nn<i qf anr-rr T.imit

tJlvt,!

amount of mortar batched at one time to stavwithin these requirements.

A.

NYCSCA/PS-56x EXTERIOR CIIT STONE O442O - L3

LO/3L/L3

3-04

n F^ ^,, - -ed! vr tJr cF/(f\/No9

or manufacturermanufacturer to

INSTAJ.,],ATION

R Solidly build-initems of otherdirected.

Set stone wlthotherwise shown.

D.

Provide atotherwise:

f hc f r'' I lri^r:nn I OCaLiOnS

Instaf f sLone p.Lumb and true Lo I ine j n -Leve-L courses,unless otherwise shown. Set stone in full mortarsettino hcd :nr] r-nmnl,=tal rr fill inintc :/-.!a* - - -ssoryq ink,arr c :nrl Iiftinrt lrr''l oc r^ri l- h mn rl-^r 6v/.\ar.\l- lzaan, u,,g ,.*-.1 mortar, except Keepexnansion ininj-c nnn1-rnl ini-ic- .e n c| othcr rcrrgjyg6l, vvrrLlvr JvLLrve t rvY

cavlt]-es free of mortar -

Sct I ttrrnc'l sill5 Wjth ends OTlrr emhc46e6 invr ' r )f

qcltinn m.\rr.a r Dninf /.ir1an ininf Irr daon r^ri+hvyllrJgUUv

pointinq mortar.

LLlr #079797

masonry repaj-r mortar, mix with waterI q n,r'l rrm,.r i n yrrarn^rf i nn e rlof i narl hruu! ! rrres vlnr,rrzi rlo ]- ho recrr i red nr-,n q i ql- an.\7

accessorles, supports, and contiguoustrades unless otherwise shown or

'l /Att r^r'i ri+ inin1-q :nrl l-rod< 11nl^--J \rrr- L ! !\-L.lJ, L.rr-LEj>D

Afrer morLd r has ser "thumb-print " hard, -ake ouL^wn.\ <'6.] -.ni-l- ?/4tt Cj,+en. Rr Sh far-e of io.nrs r-1e3n.g99yllvfIIL

Weep Holes

Tol-erance: Maximum variationwldth.

af + 1/4 of specified

1nl-^

unless indicated

I rr .ahnrro nr::r-la an alf vertical lointsTr hnri - -i^i nl- c r^rhara :n .anrr] a i - I na-l-nr] 1fi I z\_/rlLd l J('r_LrrL r atr ar-\J_LC _L> -L(JUdLe!], dL

24" on center.

At the bottom of each verti-cal- stone iornt above awindow or door unit.

P Anchorage

Anchor stone to concrete and masonry backi_ng and stonest.o each other as indicated on the Prolect Drawlngs andlha r^^r^r,^-l cL^^ n--,.i ^^- --^ i - aCCO-rdance WiLh SLOneLrru oF/p!\Jvs\-] rrrr\Jp r-l!aw_rrtgJ allLl _Lt.l

fnstitute or Association Reference recommendations . On

Care shall be Laken in placj ng weep hol esj ornts so that stone underneath will notstained as a result of the weep holes.

NYCSCA/PS-56x E:CTERIOR CUT STONE 04420 - L4

L0/3L/L3

s.05

3.06

i- he Qhnn Dr:r^r'i nncand locations based

POINTING

LL!,I #079797

show all r:equired anchorage typeson the References .

A. Except where joints are to be sealed with seal-ant, wet1-hc r:kpd ininls and nnint frrlI r^ri th noinf inrr mori-:r

JvrrrL.r(l"\_/P\Jl|LYyturr}Jvrrr

Cut j oj nts flush and neatly tool surface of j oinLsslightly concave. Finish joints that abuL othermasonry to match the joint finish of the adjacentmasonry.

Sealing with Sealant (provided under Sectlon 07900):Rake out joints to depth of 3/4"; prime ends ofstones. fnsert proper size backer rod and gun applysealant with a neat uniform finish.

FIELD QUATITY CONTROL

A. The AuLhority will assign under the requj-rements ofSection 11 04.5 of the 2008 NYC Buildlng Code a SpecialTnspector who wifl inspect the masonry consLruction.If the masonry work is not designated for ControlledInspection, the masonry work will be subject toOrr.a l i I rr f-nnf rzr I Tn crranf i nn)zggrJgJtrlJyugLfvr!, with testing andinspection sjmj lar Lo LhaL listed below for SpecialTnqner-l- i nn Tnqnor-1- i nnq rrorfnrmad l^r r.r the ArrJ- hori i- rz rlar U J|Jvv u rvrru }]vr

not relieve the Contractor of its obligatlon toconform to al-l- requirements specified in this Section-

The Special fnspecror wilt make inspections and anyLesLing deemed necessary. MorLar suspected or testedto be Loo stronq or too weak will be subject topetrographic analysis or other melhods deemed necessaryhw rhe lncri'repr nf Rcr-n-''l and Sncr-i:l Tnsntrr-f nr TheContractor shall- pay for all tests if they veri fyimnroner wnrk Tnsnecri ons wiII inclrrrie- hrrf nol be!rrvrggv,

limited to, the foffowinq:

Proper instaflation of reinforcement and pl-acementof stone on anql-es.

P rr\na r instal lation nf rnn rl-.:rrlllv4 ug!, including

hr^F^-1- ---i m i wi nrr 'flrnca ma\rl-:r rTrnrrart i oqyr|!JIrL/rL-LL/rrrrrv arlu rl|_L^r1rv. rlt\../.)s:listed in the Appendix of ASTM C780 are to betested at the discretion of the Special Inspectoror the Architect,/ Engineer of Record Mortarst -encfhs - when -es-ed - wi I I he determined inf "++ '

p

accordance with ASTM C7B0 using cylinders.prrrnar inat-: ll r1-inn ,:f r^r66hc f l.eqhinrr drinYtVLIJ9

'

LLVV)I+I\Y'

arlno < af .-

NYCSCA/PS-55X EXTERIOR CIII STONE 04420 - 15

LO/3t/L3

c.

I.,rvil #07979?

At s.)l i al m: qn n r\, ^^F -l- F,'^+ i ^F ^ l I l-rod haad andrrrurv__r y L- \J I I D L I L,t (, L J \J I I t OI-! 'Jc.\-r,

rrgcl\-rtnnl lrr iain+a ^ra f illonl ,^.\mr.j l alal \/ l-nr r-a\/i l\,,i J \J-LrrL.J o'!\- uvrLL-vruLc r )/ i \rr vov_uj/

wal I const'ruction, all bed and head joi nts arefrl1ed completefy.

The Architect ar Engineer of Record will analyze anyresults not found to be in conformance wi-th theannl tr-:hlo AeTM srandard- i nr-irrq'rrr nr:r-f ir-e- :-rl Lheu L qrrvq! sr rrr\-a!trru!J v!qvurus, e11\

Specificauions and determine if the work j-n quesLion isto be removed and redone-

Cooperate with Lhe SpeciaL Inspector and the Testingl,:hnr..t r.\r\/ .arfn-minrr Snor-i:l TnqnFr-r i nn r cql inrr,J PU .Jlls\_ra! _LrrrPu!

D

3.07 CLE.AIiIING

A. Cfean the stone afLer completion of setting, pointing,and other Work liable to soil the stone.

Carefully remove excess mortar and other encrustedmai-ler.

Scrub soiled surfaces of stoneor stone cfeaner and water.toofs. Do not use any acidlimesLone. Perform a mock-upprocedure.

wi -h ni l d rlci- r.roentUse non-metallic

hea ri no r-Ieaner onof the c.leaning

Ramnrra rt1\/ rom: i - i ^^ -+ -.i - - l,-'' Fr.h}a.i F^ ,.,.i r- 1-.ott.y rcrl|o r rt-lt.tg D Lct IrlD tJy rL]JJrrJrtg wl_Lll cr

carborundum stone and festore the spectfiedsurface finish.Ffush stone with clean water to removeremajning residue of cleaning agenl dnd djrt.

EIID OF SECTION

any

NYCSCA/PS-56x EXTERIOR CUT STONE 04420 - L6

LO/3L/L3 LL!{ #079797

LIST OF SUBMITTATS

ST]BMITTA],

Product Data:

1. Cata lno shoet g? Qnani f in:+i^--3. Tnstallation instructions/ Taqf ranrl rf c

Shop Drawings:

Samples:

-l . 3 sa'nnl os ,-:r-h kindv vsr!!t/+vv vuvr.

of stone (I2"x 12")2 - One semnl c of g6qhr ilgrnv..9v9.!t'4vv!

.C | \/no l a/ra < q.- -rr- -----'Jry<nor-i f i o r,l

3. Mortar joints

Quality Control Submittals :

-l cnha.lrr I a l-'-' mz-r ,..Jrrar rype2. Certification of stone

sttnnl ier rrrr:l if jCaLiOnS3. Certification of stone

i rsta I ler crrraLif ications4. Certi-fication that stone

compl-ies with Specs5. Test resufts

Mock Up:

DATE ST'BMTTTED DATE APPROVED

NYCSCe/PS-56X EXTERIOR CUT STONE O442O - I7

10/3L/L3 LLlr #079797

sEcTroN 04435CAST STONE

PART 1 - GENER,AJ,

1.01 DESCRIPTION OF WORK

A. The Work of this Section inc.Iudes al-l- Iabor, materials,equipment and services necessary to:

Provj de cast stone copings, bandings, window siIls,windows surrounds and all other cast stone features andaccessories as indicated on Drawings, specif-ied herein,and as needed for a complete and proper install-ation.

1 . 02 SUSTAINABII_,IIY REQUIREMENTS

The ContracLor shall implement pracLices and proceduresto meeL the Projecu's susLainabl e requirements. TheContractor shall ensure that the requirements related tothese goals, as detined in Specification Sectlon S01352,Srsf^in:hilitrr Rar-rrrr rcmcni- <. :nci ^s sner:if ied in thisSer-iinn_ ,qrA .i rnnl emcnrerl rn the fullest exLenL.Substitutions or other changes to the work shall not benrnrrncarl hrr t-ha Contractor or t.helr sub-contractors ifsuch changes compromise rhe sLaLed Sustainabfe DesignPerformance Criteria.

Srrqj- :i n:hi I i f rr rcrrr i remcni q i nr-l rrded in the SeCtiOn afeas f 01l-ows:

1. Documentation of Reqional- materials.

1.03 REFERENCES

E.

n

References and industry standards listed in thisSecfion are annl i-cab1e to the Work. Unfess morerestrictive criteria or differing requirements areexpliciLly stated in the SpecificaLions, or mandated bygoverning codes or regulau-ons, Lhe recommendat ions,crr.r.raqf irrnq :nd -pnrri rcnenl s dceCfibed in the, urrv

referenced standards shafl be deemed mandatorv andappli-cable to the Work.

American Concrete Tnstitute (ACI ) -

Concrete Relnforcing Steel Institute (CRSI).

Precast Concrete Institute (PCI)

tureri can Society for TesLj ng and MaLerial-s (ASTM)

B.

A

D

NYCSCA/PS-56x cAsT sroNE 04435 - 1

LO/3L/L3

1.04 SUBMITTAIS

A Submlt the followinq product

Materlafs list of itemsunder thls Section.

information

nranaqarl i a\

LL9{ #079797

be provided

lV,rrrtf;r-rrrrer r s snecificaLions andf a\ f\ra\rra r-rrmnl i:nna r,ri +hra rrr r i ramanl- <

other data needed1- ho qnor-i f i orl

T -L^---F^-., |^^+Laooratory !esE s raY'\/\Yr-q hrz t .rr:iifiedlvtJvluU'vJ

i ndonandanf t-ac+ i -n I rF.nrrf nrr -^^^i f i ^...| i -r r r \-r s -r.r

s L r \r s r r L LqDLIIIq IctJ.,LJIctLU!yt aD J_L,gu_Lrrs\-,rArticle titled "Source Quality Contro,l"; or PrecastConcrete Institute (PCT) or Cast Stone Institute(CSI) cerlification.

Sorr-r-c Orr:l i trr Cnnrrnl -esf 'no wi l1 be waivedif the casting plant is PCI or CSI certified.Submit documentation of PCI or CSI Pfant

Certification Program in order to obtain awritten waiver from the Authority/ and lncLudenrrrli oc af rnrf ari:l fact rc'nnrl- c fnr nnmnl ot arlL !uvvL uJ uvr"FruLUu

nrnicr-f s i rdi,^:t ino r-nnn I i.rnr-e n' cast Sconewirh ASrM C1364.

Qualification Data: For manufacturer, installerand test faboratory as specified in "QualityAs sutance " Article to demonstrate Lherrcapabilities and experience. Include fists of"111-61a-a.l nrnial--s with nroieCC names andYLVJaddresses, names and addresses of architects andowners/ and other information specified.cal^^'. n-- i '--^ ^hnw irn r-omnl el c information forrrI\JP L,'.Ldw rl19:' 5- r'.rw r.r\j \-\rlrp i \- r_\.-

fabrication and erection of the Work of thisSection, incLuding, but not limited to:

Show fabrication and instalfation detaifs forcast stone. fncfude dimensions and crosssections; deLai-Is, locaLions I sizet and typeof reinforcement and anchorages, lncludingspeci af reinforcemenr and lifring devicesnecessF -r,' fn- hprrr 'r-- -*-'r ^'.^^--ln. TndicaueJ r v_ _ra_rlrrrr!9 arr!l rrr sr-- L r r

finished faces.

lncl-ude p-Lans and bu j I d i ng el evd Lions showinglayout of uniES and focations of joincs andanchors.

NYCSCA,/PS-56X cAsr sroNE 04435 - 2

LO/3L/L3

h

r,Lw #079797

tr].A,-1- i r-rn rr16norirr roc <Ar.11611/rA nf c,raal- i an rnArJJ-g\-LI\J.ll tJ I (-, (- g Ll t t -L s lf , JsyL,rE:I-\-tt \JJ_ q:J.E'(/L-!vrr, cLlI\.1

required handling equipment.

Layout, dimensions, and identification of eachprecast unit corresponding to the sequence andprocedure of inst.allation.

Details of inserts, connections, and joints,including accessories.

Location and detalls of anchorage devices thatare to be embedded in other construction.

d.

Product Certlfi-cation: Air-entraining admixturecerLjfjed by rhe manufacturer to be compatibfe withoLher admixtures used.

Samples

Cast Stone: Submlt 3- * * * ^ . , .i * ^ I ^ r . - r^l| x tzrtePP! l1.^, rrr.Ld u q r y LLtexture, and cofor of the

cast stone samples-- Alt ^t^^,,.i-- ^,.-1.i+,,* a t Drruw_L1r9 qua-L-L Ly tproposed finish.

1.

NYCSCA/PS-56X

Samnl es for Tni tial Sefection of Mortar Col-or:Submit the fufl range of colors avail-abfe. Wheremortar color is to match existing, provide proposedco10rs.

Samnl es for \/cri f ication of Mortar Cofor: For eachmortar color required, submi t t-he f u-Il- rangeexpected in the finished construction- Make samplesrrqi nrr f ho e.^ma i nnrar{i anl q f .\ lra rrqcd nn PraliectT,ahel semnl es f ^ inrli n.:r-a +r'h6 and amgpnt Ofu_vvvcolorant us ed.

Submir 3 samples each of anchorages and otherattachments and accessories.

FulI Size Cast Stone Samples: Prior to start ofinstallation, and after the review of finishQamnla< crrhrni I nna frrI| <iza Qrmnla nf aarh qh:ne

, JuvrLr

of required cast stone unit, delivered to the jobsite. Acceptable ful-l size samples may beincorporated in the constructjon.

Rorzi cr^r nf crmrrl oq hrr fha Arrf h,'-\ri' ' "lll l^^ E^-\J-L Dcrrrrlr-LE.J \rJ nLr Lrrv I I Ly w -.1 I I lJs I(r!r-nl nr tarzf rrra :nd .ranor:r'l cnndi f i nn on I r,r, uurluu!u,Conol 'Ance wi fh : I I nther reoriirements is the,-a*exr-lt:sirre rcsnn"rsihi lil-rz nI f he Contractof .

F"iald nrr.al ilrr nnnl rnl +aql q:mnla< if rorrrli red\-1uq|'L)|vvr

cAsr sroNE 04435 - 3

L0/3t/t3

1.05

T-,r,!'I #079797

Sustainable Submittals :

Submit Contractor's Sustainable Materials Form withr-omnl el-e i nrnrm,al inn nr reninn:l content for CaStstone provided under the work of this section inaccordance wj-th Section G01352, SustainabilityRequirements. Include cost of aII cast stonematerlals and dj-stance in mil-es to point ofmaterials extraction and manufacture.

Subm:-t document.ationnr-,jrrr-t d:f : m_ixvsuut

manufacturer' s statement

QUAI_.rTY AS SI'RjAIICE

T-rsta'l I ers orral i f icaL ions

A firm with ar l-east 3 yearscasL stone units of a type andindicated Ior Lhi s Prolect.

nf rerr'nne I m,. l-eri alsdesign information, or

A

experience in installingduantitv simi-lar to those

C

D-

[]se :c'lerrrrate nrlmbers of sklffed workman who arethoroughly trained and expe r i enced i n the necessarycrafts and who are compJ ele Ly tamil iar w.Lh uhe specifjedrequi rements and the methods needed tor properperformance of the Work of this Section.

Manufacturer Quali f ications

A suoplier experienced in manu{acruring cast srone unitssimilar to those indicated for this Project and with areco-rd of successful- in-service performance, as welf asqrrf f r n.i en nrnd|.r i ^^ ^-^-^; +,, -a ,narrrf ar-f rrre reOUifedL Pr (rr..u\/L r \Jrr (?d.Po.u_LLy Lv -Lrqr-ulq lv\1

units.

Tacf i n,r l.ahnr:l. nr.' A"r'l i { r ^ F;^-^. An in.ranon/]on+ f F-+;h-Jar.JvrqLv-y Vt]dl lllUdLlUIlb. r1lt l,.ucPslllrvllL L-q:>Ll llVI ahor:torrt ctltAI i f ied :r-r-nrd.i nrr fn ASTM 8329 to conductthe LesL Lng specified, ds documented according toASTM E548.

Source Limitations for Cast Stone: Obtain cast stoneunits Lhrough one source trom a singJ-e manufacturer.

Source Limitations for Mortar Materials: Obtain mortar'nr-rrcdi crl-c n!,a t'-i'o-m rrrr:lilrr in^-rrdjno r-r-nr- ffOm] v Ll'' \auu l l ' y,

one manufacturer for each cementitious component and fromone source or producer for each aggregate.

NYCSCA/PS-56X cAsr sroNE 04435 - 4

LO/3t/t3

1.06 DELIVERY

A.

r-

u

1. 07 ETWIRONMENTAT REQUIREMENTS

A. Cold Weather Construction Reguirements

LLn #079797

B.

STORAGE A}.ID TIANDI.,ING

Deliver the Work of this Section to the job site in suchquantitles and at such tj-mes as Lo assure the continuityof construction; careful-Iv pack or crate to preventdamage.

Store units at the job site in a manner to preventr-rar-ki ncr r] istorl inn werninrr- ^r ^r-i-- ^-'r olher, > Ldrrrlll!', of l\.t

physical damage, and in a manner to keep markingsvisible.

l-iff anri crrrrr,r-rrf fha rrnii- q onlrr r^^l--^r^"1 |ifrinrtdL Lrg.>I9lrqL-s\'' -L I t LrrlY

points or supporting polnts as shown on the approved ShopDrawrngs.

Any units damaged before final acceptance shall berarr I a nod

Patching of units wjll not be accepcabfe-

P:nk- h:ndl e- .arrJ qh in r:.est .stone rrn j Ls in suitable packsor palfets.

1. Lj-ft wlth wide-beft slings; do not use wire rope orrnncq th:t micrht callse qtaininn Mcrrrc r-ast Stoneu.rq u rtt-L\JIl r Lqrrrf rrY

,rnite- if rorrrrired . r'sincf dollies with woodqrrruo, luYu Lruu,

supports.

2. Store cast stone units on wood skids or palletswich non-sLaining, waterproof covers. Arrange todisLribuue weight evenly and to prevent damage tounit.s. Ventifate under covers to preventcondensation.

Store instal-fation materials on elevated pl-atforms' under/-/\irar rnr] i n : r{rrr 'l nr',ei- i nn/ qrre

Store mortar aggregates where grading and other requiredcharacteri st- ic s can be mai-ntained and contaminationavoided.

D.

E.

F.

G.

Sal L or other chemi ca ls for lowering the freezingtemperature of the mortar shall not be used.

Masonry unil-s, mortar, and grout shall be preconditionedand masonrv protected for the following cold weather

NYCSCA/PS-56X cAsT sTor{E 04435 - 5

to/3L/t3 LLw #079797

conditi,-,nc nar qa,^+ i /-\h 2-I04 .3 of the 2008 NYc Buildingai^,{^.

temoeraT.rrre 40oF to 32oF:

Heaf mixinrr w.atsr or sand to minimum of TOoFand to maximum of 140'F.

Mnrl_ ar :nr] rrrnrrt f cmn!=r:-r'rrc sh:ll bg beLWeenelrtLlr!!s

40"F and 120"F at the time of mixing.

fFmner'atrtre 3?"tr to 25"F;

Heat mixino water and sand to mlnimum of 70oFand to maximum of 140oF.

Vnrt: r anrl ..rr.rrri rerlncrFf trre sha I1 be becween70'F and 12A'F at the tlme of mixing. crout.r-amnarr1 rrr^ -!.- r _I be maintained above 70'F atusrLrIJEr cr r L-r -L g Dl ld _L

f hc time nf nrnrrl nl rr-amonJ-

c. Provide heat source to maintain a minimum airLemperature 32 " F on each side o f masonryconstructior:.

Air temnerAl rlre 25"F to 20"F:

;)- He:t mixino brslsr and Sand to minimum of 70'Fand to maximum oI 120"f.

b. Provide heat source to maintain a minimum alrtemperature of 32oF on each side of masonryconstruction.

Provi-de wind breaks for wlnd in excess of 15mi I a< nar hnrrr

d Kcen rerrncr:f 1;ye of masonrv trnitS a minimqm OftJUl9L

40oF when faid and prior ro grout placement.

Air temperature 2OoF and Below:

Heat mixinq water and sand to a minimum of70'F and Lo naximum of 12A"F.

b.

z. A1r

t..r

Provlde encl-osures and heat source to maintain. -i-i .r * r--*ner4trr-e n- 32"F On edch S deo rLrlrr L.ttLLrrrr d,_L! L(:jltlv\,ruor m.rsorr\/ r-rrlqt-rr-it nn drrri nn r-oq511ucrion-

v^^^ L r,._^ ^. ___^- .1 r_ d minimum of.L\sqIJ LglLryr::IdLt]' c (rr rLdDlJrrr y urr r LJ

40"F when faid and prio-r Lo grout p-Lacement.

NYCScA/PS-56x

b.

cAsT sToNE 04435 - 5

LO/3L/L3

B.

?

LLW #079797

Cold Weather Protectlon Requirements

1. Mean Daily Air Temperature of 40'F to 32"F:

a. Protect masonry with weather resistivemembrane from rain or snow for 24 hours.

Mean Daily Air Temperature of 32'F and Below:

l-\

Protect masonry with weather reslstive membranefrom rain or snow for 24 hours.

An a i r f emncr.etrrre of at least 32'F shal-1 bemai-ntained on each side of masonry for aperiod of at least 48 hours 1f Type M or S

mortar is used and at least 72 hours if Type Nor O mortar is used.

Hot Weather Construction

Fnr I nr^r thc rcrnri rements Of BC 2104 4 When femncratq1.esvrrrvrr uvlrysrs

exceed 100oF, or 90"F with a wind speed of 8 mph, providenecFssar\/ r-nncl ii- i c'-s :-rr'l orrrri nmant fcl nrodrrr-c mOftafhaving a temperature below 120'F and to maintain themortar and grout below 120"F.

PART 2 - PRODUCT

2.01 }'IATERIATS

A Cast Stone

Portland Cement: ASTM C150, Type I, white,conf :i ni no ncrf m.rre trr,an 0.60 nercenL tota-L aIkaIiwhen tested according to ASTM C114.

a l-nrr<a A ar ar r' a nr .r t- a c . Cr:nifo /'r'r'r-lr+-v\rcr-og .1'99!s9a,eD. \rrcr--LLs, \1tla)-uL,comnl rr j nrr wi i- h asTM r-?? : rrr:rl:t i.9p

' Yrsssu4

or l-imestoneas needed tofor wet mlx

natural sandsas needed to

nrnrirrr-c rerrrli rccl textgf eS.process.

Used

Fine Aggregates: Manufactured or^^-^r.,; ^^ ,,.r rr- 1S-M |- ?? rrr,rd:f .i gnLvlrL}J-Ly rll\J w r Lrr a1J-L11 \-JJt 9roucrLrproduce required textures.

Coloring Admixture for Cast Stone: ASTM C91 9,srrnIhet i c m inora - -ox icle nioments or cofored water-reduc i ng admixLures, lemperature stabJ e, non-fading, and a1ka1i resistant.

NYCSCA/PS-56X cAsr sroNE 04435 - 7

to/3t/L3 LLW #079797

Water: Shall be clean potable water free of'i n'irrri r'trr< f nroi rrrr m:l. 1. ar nnnf rrrmi nn io rherIa.Jq!lvqJlv!9l\j11vvr1lvlllllrlY

requirements of Section BC 1903.4 of the 2008 NYCBuildinq Code.

A i r-tr,nI r;i - i nn AdmixLrrre:the manufacturer to beadmlxtures used.

AeTM a?6n narl-i f i arl hrrttattt rLvvt

r:omn:f i l'r'l c wi th other

Add to wet-cast process mixes for unitse,xncrsed t rr j- he exterior at manuf acLurer I Sprescribed rate to result in an air content of5 to 7 percent. For dry-cast process mixes,1t is required if needed to meet the freeze-thaw resistance criteria.

Other Admixtures: ASTM C494.

Reinforcement: Deformed steel bars complying withASTM A615 /A675M.

['trarzrz f-n:I i nrr. ASTM A775 /A115T4.

Inserts: Fabricated from stainless steel complyingwifh ASTM A21 6 or ASTM A666, Type 304.

Anchors:

Frra rnrl<. .f \rno ?n/ -r -.i - l^ -- -+^-l r-nmnl rri nrr r^r.i 1- h. -Lf r.c JUa :1 r-,-: I rr t-.)5 JLcg.L \-\JJ.t|lJJyIrrv w_!LrrASTM A276.

Pins,/Dowels: Round stainless-steef bars complyingwith ASTM A2'1 6, Type 304, I/2-tnch diameter.

Sf r:n Anr-hnrq fnr l'rrri ldinrr r"r'i f h l-'.er-k-rrn r"r:I I nrwel r] i *n in exi ct i n.r qf eel : 1 /8" thick minimum-+-.i-1^^^ ^+^^l .l.rrn,= ?41 nnnfnrmi n..f fn AqTM A?1n

/r]F/U(aa f)r:r^r inrr< fnr ci zaq -and <l.r:no-a w I rr9r ,- | z-s.r orrr,. rrraPs.- .

ROd AnChOfS fof ,a-rar-hi nrr i rfn rraqonr\/ :Fe ro heT.?^^ ?4,4 ^f -.1 -l ^-d -+^^l -..11-^^ i -'a i\7^6 r.rif lr <nraon.lYPg JtJ'l DLctIlllC>> J \-Vg.! ct(llIgD-LV(: uyuq:

Hilti HY 20 for hollow back up andHY 150 for solid back-up-

rTW /Ramset Enr:o n 6

Powers Fasteners AC100+Gold

l^r

NYCSCA/PS-s5x cAsr sroNE 04435 - I

LO/3]-/L3

C.

LLSI #07979?

Efectrode for Wefding to Stainless Steef to carbonsteel: E309-l6. Keep electrode dry. Oven dryefectrode after exposino it for more than 6 hours,

Portland Cement: ASTM C150, Type T or II, exceptT\/nF TTT m:rr he 'rsed for cofd-weather construction.Provide natural co-Ior, white, or a blend to

nroclttr-e mnrt:r .olor ind j cated.

T]rrrl r: l- arl T i rna . A q'rM a?n? llrrzrra ca1!) r r-.r \-z-v / t r- yPs lJ

Morta r A.r.rre.ref tr' ASTI4 C144

Idhif a_MnrJ:r a/r/rr^^ 1-^-...rv v ' c9d reD.nr ornrrncl . while scone.

Natural, white sand

Mnrf ar f-nl nr'i nrr. Prnrri da rrrr ra mi nar:l ni crmen1- qyfyrLLvrrsut

natural and synrheric iron oxides, and chromiumoxides compounded for use in mortar mixes.Material shall conform to ASTM C91 9. Coloring shall-not conLain alkalyde sa-Lts. No liquid colorantssh:r l he nermit je.l Tlse nnlrr ni crments with recofdof saLisfacLory performance j-n masonry mortars.

Water: Shall be cl-ean potable water free ofi n'irrri nrr< fnrai nn ma+f 6r nnnf armi nrr i-rr tho

requirements of Section BC 1903.4 of the 2008 NYCBuildinq Code.

Mortar

D. ACCESSORTES

Job-Mixed Del-ergent Solution: Solution af I/2 cup(125 mL) of dry-measure tetrasodium polyphosphateand 1,/2 cup (125 mL) of dry-measure laundrydet.ergent dissolved in 1 gaI. (4 L) of water.

Sealant

Sealant as sneci fied ln Section 07900 - JointSealers, as appJicabLe for vertical joints andf nr hnri .7-\nt : I i.intS.

Rnnri irrea rer t- ane as soeci f i ed in07900 * Jornt Sealers.

Section

2.02 CAST STONE T'NIT FABRICATION

A. Provide cast stone uni-ts cnmnl rr i-cr t^ti th ASTM Cl-364

NYCSCA/PS-56X cAsr sroNE 04435 - 9

LO/3L/L3 L],,W #079797

Compressive Strength: AL 2B days after manu[acture,not less than 6500 psi, when tested in accordancewi-th Test Method ASTM C1194.

Ahcnrnl- i nr Cn | 6l Water---,-r^ fi7 A..tf FrrLroI iL{Icr\?L Ll-LE, lI(JLaccordarce wirh Method A,ASTM C1195.

: At 28 days afterihan 6* r"'hen -eSted inv,J,

Cold Water oI Test Method

Absorption, Hot Water: At 28 days aftermenrrf :r-f rrre n.rl .rr,.^ior 1- han 1no^ r^rhen tcqted i n

Y!UuL!! Lrrgrr 4v w,

accordance wiLh MeLhod B, Boiling Water Test ofTest Method ASTM C1195.

Provide units that are resjsLant Lo f reezing and+1--,ri-^ .]^+armi n|r.l hrr l:|,-rnr:lnrrr t crql inrrLrrdwlll(j cl> Lrq: L \- ! r L r -L r r \, \,r ,JJ rur-/\r. aL\J, y LvJL. r'Y

,ecr-nrr-li n.r f .\ lq'FM r-6AA Drnr^orlrrra A ^q mnrl i f iarl hrrvvvvt rt, ev

ASTM C1364.

Colors and Textures

Provide units with fire-grained texture and buffcolor resembllnq Indi-ana limestone.

Color shall be uniform for each unit and conslstentfor aLl units.

C. Fabrication,/-^-^--l

Fabricate the Work of this Section to thesizes and shapes indicated, and of texturematr-h i nrr r-ho -nnrnrrar-i Q-:mn loc

b. Provide frnished unats that are sLralght, trueto size and shape, and within the specitledcasting tolerances,

M:Lo o:zr'rrtqarl ar)rra< ch,-rrn al r_i^!-+ ah^\--r1lr\r.J L\r c\,r9sr ,rrrorF, .JL- o t9llLr cl I I!-l

square, unless indicated otherwise- Make flatsurfaces into a true p1ane.

lr'/a rned r-r:r-lu arl l^,rnlzan qn=l'l ad <f -a i nadv! vrrvrr t Juq!!ee, u us+rav\lt

surface crazed, and otherwise defective unitswifl not be acceptable.

Place and secure in the forms all anchors/r-l inc qf rrrl ]-: a rq in<arl q Iiftinrr darzi r-eq

a vLse ' ' rL+rrY sr v+vvv,

shea r L i es, and other devj ces "equ i red forhand li no ,ard irsf:IIinrl the nrcr-.:st uniLs and

.i

NYCSCA/PS-55X CAST STONE 04435 - 1-0

LO/3L/13

InserL locaLions: Pface7/4" in each direction.

r^iilhin nlrre ar mi.pgg

LL!'I #079797

for attachment of subsequent itemsi ndi r-ared nr qncc i f ied.

AS

If renl ar-emen i nf Fn e:ri qf i nrr tlniE beCOmeSnecessary, field measure existing units andproduce molds from existing units to replicatework. Based on these, create shop drawingsand mo1ds. Joint widths are to be L/4"minimum if existing is less than 1/4" and 3/8"m:wimtrrn i f ininl < --^ ^^":l I a nr avar+av +1'rrn_Lr J\rr-rL.J Ors s9ucrl L(r \rr 9rcaLc! Llrarr3/8".

Reinforce units as lndlcated and as requiredbv ASTM C1364. Use epoxv-coated reinforcement.

Fabricate un-its with sharp arris and deLallsaccurately reproduced with lndicated texture on allexposed surfaces, unfess otherwise indicated. Matchexisting uniLs jn Lexture, col-or and shape wherernifq arc l-rei nrr rcnl,ar-ed. Teke all mol_ds aSneces sarv.

Slope exposed horizontal surfacesI:1-2, un-Iess otherwise indlcated.

--t- 1 ^ ^ ^r,-LCdD L

Provide raised fillets at backs of si11s andat ends indicated to be built into iambs.

Prnrri ria dri nc nn nrnior-ti nrr ol ornont< rrn loqqu! riJ! vrl y!vJ v+vlL,ur:LUt

otherwi-se indicated.

Castinq toferances

MainLa in cdstinq, bowi ng, warping,' and dimensiontolerance below the foflowinq maximums:

Overall dimension for helqht and widthunr-t s :

b

Plus zero, and minus 7/16" of unit Jength.

Make thickness of units plus or minus 7/8"max1mum.

Rnr^r'i n r_r /1r r^r^ rni nrv.I annfh

Do not exceed I/360 of the

b.

of

N]rcscA/Ps-56X

d.

cAsr sToNE 04435 - 11

10/3L/L3

c.

2.03 MORTAR MI:GS

LLW #079797

Cure and finish unlts as follows:

Cure units in totally encl-osed curing roomr tnrlor r-ionqa f rra :'r\Jv ct-tIL,L wdLqr -Prdy dL /-/ V\-r\-L'r-Lrefative humidity for a minimum of 24 hours.EoIIow PCT recommendatlons.

b. Yard cure units unti-1 the sum of the meandaily temperatures for each day equals orexceeds 350 " F.

Acid etch units to remove cement fifm fromsurfaces indicated to be finished.

A. Qaj- | i nrr Mr''r1- .:e r

Shall conform to ASTM C270 and BIA M1-88. Provide-rrnc T Pnrr land r-emcr- Maqo-rrr r-e11gnf Shall not be. !rqJvrr! ) uu

used as a substitute. PreconsLruction testinq withfhc n-nnorr i nnq n-rre{rrl lrr nrnirored is Lo be usedto establish the uppe-r end of the strength range/r^rhir-h qhnrt- rl crcnor: I -rz 'na nc:r ihc minimrrm qi- rcnrrrhof lhe ne>zf hioher sfrena'h rror-Af.

MorLar shall be Type S: 1 part white cement.!/2 part 1ime, 4'/z parts dry sand. Minimumcompressive st.renglh shall be 1800 psi at 28davs.

Mortar Cofor: Prnnnrt i nn mrtrtr r -^- arr na '.'i r- l_'

other mortar mix lngredients to obtain deslredcofor, as approved by the Project Architect. Donor exceed 1 parL pigment to i0 parLs cemenL, byweighr. ff consistent color cannor be obta j-ned,provide as a minimum premixed PortLand cement andcoloring from ma-ror cement manufacturer.

2.04 souRcE QuArrTY CONTROL

A. The Authorily wiJ I assign a Special Inspector who willinspect the masonry consrrucrion under the requi rementsof Section BC 1704.5 of the 2008 NYC Bulldinq Code.

a ?mnl i ^r]cnon6lani j- aei i nrr =rranr-rr r a'.1 qAml-\ ^ -h.l -^-f!rLry-L\Jy 'r'r | ' r u L Ir u . | \r L r r L Lc:rL-_rry cryc:rr"J ,.J .rq-.LIJ-s alrll LE:rLcast stone according to ASTM CI364 and rhe specific restmethods specified ln Article titled "Cast Stone Units".

Include testing for:

NYCSCA/PS-56X cAsr sroNE 04435 - L2

L0/3L/t3

PART 3 -

Comnreqqi rzc Sfren-+L i - -^^^-..J---1 Withv\-,r(vJ- g,JJ-L v g J LI EI-t\J Li I _Ll I Cl l- t- (J I !.l CL I I (- E

ASTM C1194. Test units from each 500stone,

LLw #079797

Test Methodft3 of cast

Absorption, CoId Water and Hot Water, in accordancewith Test Method ASTM C1195. Test units from each500 ft3 of cast stone.

Resistance to Freezing and Thaw-ing in accordancewith Test Method ASTM C566, Procedure A. Test oneuni-t from each cast stone mixture design.

Tf test sner:imens €.a i I - i- he snecimens and the entire!s+f t uy\

-a500 fl'lot they came from shal1 be rejecLed and shallnot be used ln the oroiect.

Tho rorrrri rcmonf q fnr Qrrrrrno f)rr:lif rr f-nnf rnl fesfinrr r^ri l lvv \zus!r

be waived by the Author:-ty if the casting plant is PCI orcsI certified. see Articl-e titled 'tsubmittals" forcertification and other submittafs required.

EXECUTION

3.01 EXAMINATION

A. Examine substrates and conditions, with instal-l-erpresenE, for compliance with requirements forinstallation tolerances and other conditions affectinqnorfnrman.a Of CaSt StOne.

Proceed with installatlon onlyconditions have been corrected.

after unsatlsfactorv

3.02 PROTECTION

C

Cover bop of masonry walf wj Lh waterproof plasticmembrane at the end of the work period, when work is notin nrnrlrcqq- and at other times when Work need.S tO benrnf er-1-er-l f rom ra i n encl or hr-r nrcni ni tef i nn EXtendcover down sides as needed to thoroughly protect theWork-

During cold weather, do nor use wet masonry unils andfrozen masonry units.

Do not use frozen materials or lay masonry on frozenmaterial-s; remove frozen materi-al-s from wall-. Refer toPart 1 of this Section, "Environmental Requiremenls" for- amna rA - rr ro rp qt r1iCtiOnS .

A.

B

NYCSCA/PS-56x cAsr sroNE 04435 - 13

LLr{ #079797

Remove excess mortar from walls as soon after laying"- r + ^ i r-al^, 1c -. nr^\rFn1- siai nr nrr and toLItl-L L5 dD Pl d(/Ll \-arJ_rg -.J I.]rq vc'r.rL oLa-!rr_rr\j

fac:-litate cleaninq of wafl.

Brace walls as needed until sufficiently set, or until-inLersecl ing wa1ls provide fateral support.

Prevent masonry cl eaners from cominq j n conract wi Lh_l_:^^^*r_ *_f _ _-.1 ^r !-^- _:qnnr\/ Stt-.;r_FlS Sf lch aS<:tlrjcrLgIrL V-LO,J.> r lLlCLcl-1 , dll(,1 (JLllel lilit.r\rrrr

cast stone. Protect ad j ornlng g-Iass and meta-I surf acesand all other adjacent materiafs and property frommasonrv operations,

3.03 MIXING PROCEDI'RES FOR MORTAR

LO /3L/L3

D.

E'

Marcrrn n-+^ri ar hrr rrnl rrmad vy \, \_ _rr-rr\-ma:qrrrinr: l-rrr rrnl rrrrrrrt,,Y -nrlt mc: s-r -e hrz s hOve I

.\r arrrr i rra l enl- r^rci nht I ne Yqr v

inoredlents bv container. Do

R

C.

3.04 INSTAILATION

A. Coordj nate as required with orher trades to assure properand adequaLe accommodation with the Work of this Section.

tr Set cast stone as indicated on Drawings. Tnstalf,;nr-hnrs - slrrrr.rr]- c f :cl an6r-c -nd OLhe1. aLLachmenLS!uJLUrru!J, u

indicated or necessary to secure units in place. SetuniLs dccurately in locations indicated with edges andf ar-eq :l ioneel .r.-^. -.li n., i..' est:hl.i cl^.-r.l r,-l:tinrshinS andlndicated tolerances.

Drench units with cfear wdter jusL before seLljng.

Seu uniLs in full bed of morlar with full head SoinLs,unfess otherwise indicated. Burld anchors and ties intomortar joints as units are set. Anchors to be set insubstrate with non-shrink grout -

Copi ng SLone: Set 3/8" of morrar prior toinstaIIaL-on of flashing providing ful I bed. Rake

A

Mix lngredients in a clean mechanicaf mixer for a minimr-mof 3 minutes/ maximum of 5/ wlth the minimum amount ofwater to produce a workable consistency.

Mortar Lhac has st. iffened because of evaporation of waterfrom the morLdr may be rerempered only once, and onlyrlrrrr nr thc t i rqr hn r- ^f r-" a.-emenL LO 1. eSLOg e Lherequired consistency. Mortar sha -L-L be used with j n 2t/zhours after initial mixing. Llmit amount of mortarbatched ar one rime Eo stay within these requirements.

D.

NYCSCA/PS-56x cAsr sroNE 04435 - 14

LO/3t/L3 LLlr #079797

joint 3/8" to al Iow for bondbreaker tape andsealant installation. SeaI flashing penet.rationswith seafant. Install another 3/8" mortar on topnf f l:shi nrr .encl nl.ar-e stnnc ProVide fUlf bed Ofmortar and toof joint. After stones are set- andmortar cured, instafl bond breaker tape and sea]antunder the flashing.

Fill dowef holes and anchor slots with mortar.

Fill colfar joint sofid as uni-ts are set

Buil-d concealedunrts are set.

flashing into mortar -ini nf q

After units are set in or on the wa1l they shall have all-'| on srr-F,ar:,-s r-nrzcred anri nrof er:tcd from the efementS atthe close of each day's work and shall be kept coveredand protecled unLiI alI Lhe Work is completed.

F. Lead, Pl-astlc or hard rubber buttons shaff be used 1nsett i nc I ercre lrnitq tn slrst,ain thc r^rci chf rrntif moftafI rv wvf Y'rL qrr

has set.

AIl joints between units shall be raked out 3/8" deep andshall be filled wit-h joinL seafer, (after bond breakertape) as speclfied ln Article titled "Accessories"-

F-wn; n < i nn ,TrT i ni-q

Provide expansion, conrrof, and pressure-reJ- ieving jointsof widths and at focations indicated.

P rntr i rla avn:nqin- +^i-+^ -+-..- -..-, u11 I Olnt S at a maXlmUmapproximately 40 feet on center. Match jointh-'-h^+ i^- inintq_vcl!cllJs L sz1'PorrDJvtt J \-rrrrLo t

Provide flller seal,at expansion jointsr,,hara rarrrr i ran +,or07900 JoinL Sealers)

bond breaker Lape, andwhere indicated on then r.-)nc r inst,:l l ation.

crra r- i nrr nf

spacing with

ini nl- caa l arq

Drawings and(See Section

Keep joints free of mortar and other rigid materials

u]- screpancl-es

Tmmer'l iat e lrr nnf i f rr Arrt hnri trzt s ReDfesentative

I)n nnf nrr,r't=r>A rrnf i I f rrl I r.r r-rrrror-J- ^.1I,! \r!-EsLr !-u-L-Lf !,\./J-!L-\/L r:rr.

NYCSCA/PS-56X CAST STONE 04435 - 15

LO/3t/t3 LL,w #079797

3. 05 INSTATI,ATION TOLER,AITCES

Variation from Plumb: Do not exceed 1/B inch in 10 feet(3 nun in 3 m) or I/4 inch in 20 feet (5 mm in 6 m) ormore,

F, Variation from Level: Do not exceed 1/B inch in 10 feet(3 mm 1n 3 m) , 1/4 inch 1n 20 feet (6 mm in 6 m) , or 3/Binch (9 mm) maximum.

Variation in Joint Viidth: Do not vary jolnt thicknessmore than 1/8 inch in 36 lnches (3 mm in 900 mm) or one-fourth of nominal ioint width, whichever is fess.

D. Variat-ion in Plane between Adjacent Surfaces (Lippinq) :

Do nor exceed I/16-inchi (1.5-mm) difference betweennl anes of :rli,rr-enr .'^: ^ ^- -r-i-^:nt suf faCes indicated\rr a\rjcrt-srrL uLr--r L- (Jr dlrJ or-rto be flush with units.

3.06 FIELD QUALITY CONTROL

Thc Att-hnri *ri r^i i I I assi on rrnd,-r rhe r,-rrtri -crronf g OfSectlon 1'1 04.5 of the 2008 NYC Buildlnq Code a SpecialTnqner-f nr r^rhn r.'i I I 'nqner-l I he rasnr-rz r-nnq1 rrrr-l ior. Tfihe 'rasonl'\/ wr-rk ic nnl ricqianaLed tof ControffedTnqner-l inn f ha m: </-\nr\r urr:rlr r^ri i I l-r r: errl-r-ior-i t n OrI r-J rtJU!-vL i \Jrr, Ltlq rr.uJvrr!

Cnrt-nl T"rqncr-f i r.- ,,.rrL r^^-.1 ^- and .n<ncr-inn simil-af\,\JrrL! \r r i rrJl_./cu L l_(Jrr, w-LLll LcDtrrrg ctrrlr _rtJ}Js\-to that -LisLed below for Special Inspecrion. Inspectionsnerfnr-od l-r.z f ha Arrtho- i1 rz rJn not ref ieve the Contractorof its obligation Lo conto-rm Lo al l requirementsspecified in this Section.

The Special Tnspecror will make inspections and any---+i-^ r^ ^Cpsser\/ Mnrt:f crrcn,=nt- ari .\r i-aef ed tOLq>LIll\l l,ttju=lLlt:!J 11Cu\-,rrarrv. r'r\-r r Lq! oLrJ}J!-\-L(:r,t \Jr LLoL

be too strong o.r Loo weak will be subject to petrographrcana lysis or other methods deemed necessa ry by lhetrlnn inocr nf Qcr-n*d :nd Snor-i:l Tnsoectot. The ConLraceorurr9Uyvv4qfrlrg|

^1^- r 1 -1.l f Fsi< i f rhelr rzr.r'j frr i rrnrnncr WOfk.JIlArr Pdy L(r-L d tl LqoLJ -Lr Lrrsr/ vsr_LrJ ! r . r_u r- \-/ .v \- rInspections wi-Ll include, but nor be limited Eo, rhefolfowinq:

Proper instal-lation of reintorcemenL and pJ acemenLof stone on angles.

P rnna r installation of 'i rrr-l rrd i n r.r

nr^^^r+i^^in^ ,^-.1 rnirzi nrr .l.hnca m.\'r.f :r nrnna11- ia<P!\rPlJ! L_L\Jr.r_rlr9 cllrr_,I ,r . ,\ | . rg _-Lvr La!lrsted in the Appendix of ASTM C7B0 are to be testedaL r he discretion of the Special Tnspecror oT LheArchitecL /Fnqineer of Record Morrar strengths, whentested. will be determined i-n accordance with ASTMC? B O usinq c.r'linders .

A

A

NYCSCA/PS-56X cAsr sroNE 04435 - 16

LO/3L/L3

a

D.

LLlr #079797

Proper instal-lation of weeps, flashing, drip edges,

Af cnl id tnaqrrrrr\r l-^n<f rrr,^l inn -el I had harrl :nduvur vrrt vvv, rrvgv,

^^ll-- -i^i-r-- ^*o t=i IIeri r-rrmnl otc lrr F'or r-:rri trrL.\J-f laI Jv-LlrLO ct-Le I I I lglr U(JltlP -L E L\- r_)' vsvru_I

wall consLrucLjon, all bed and head joints arefil led completelv-

The Architect or Engineer of Record wj I I analyze anyresults not found to be in conformance with the appllcableASTM stpn.l:rd. i n-.trrcf -rr rrr:r,-i -o and the Sner-i f i cationsLglrvg!g'L!]y!gvtlUU/

and determine lf the work in question is to be removed andredone,

Cooperate with the Special Inspector and the TestjngLaboraLory performing Special Inspection testjng.

If there is evidence that the strength of cast stonettnifs m:\/ l'r e rlof i r-r enf r-rr n,a\/ -^+ ^^--l" "i.h theLrrrr LD ralo'J t-/ l- \-rs-!J-u_\-rrL rr(ll llLrL U\rrltP.Ly WJ-Ll

sner-i f i od rorrrri roman1- q I ha Arrt hnri trr r^ri I I omnl ,-...- _ cY ani nr]anondanl I ac{ i nn Jrl-'nrrl

^.r' r/\ nhf rira r.r16r\.ro rnzJ-r r r \-r s IJ g r 1 r,r g r r L LsJLItl9 l-clt lrldLlrLy L\J \rrJLo.rrr, rJrslrqr\-, olrrJtest cores drilled from hardened cast stone unlts todeLermi ne Lhe compressive strength accord ing toASTM C 42. Include in the bid, a minimum of 3 units to befield tested and destroyed. If the units are found to bedefective, other units will- be tesLed and repl-aced at nocost to the Authority.

Al low t-he AuLhoriLy's Lesting l-aboratory access tomateri a I stor.er:c :rp:q Cncrnel.ate with theArrl hnr i I r., r < I act i ^^ ' rl-rnrrf a*r' --.,| rrrnrli rla qamnl oqn!.r Lr '\J! r L_! Lrr19 rcri\r\rJ_ cr Lv!J o..tr\r yr\JV r\-.E .ro lJrE,rof materials and concrete mi-xes as mav be requestedfor testing and evaluation.

A mlnlmum of three replresentative cores will betaken from units of suspect strength, fromIocatlons directed by the Authority.

Cores will be tested in an air-drv condition-

The strength of the cast stone for each series of 3

cores wilI be considered satisfactory if theaverage compressive strengLh is equal to at leastaq narr-anl nf 1.ha ?Q-A-arr da,--s1gn compressl vecf ranrrf h -e n r,l nn ci nn lo r-nra i q I aqq th-:en 7E r'\arr-anf

n f I he ?R-d.r'.r dc. si- rencf h--..- -- **_,r --i-rgfn compressrve - -- *..:, -.. -

Test results will be made in writlng on thesame day that tesLs are performed, with copiesto Aut.hority, Contractor, and cast stone

NYCSCA/PS-56x cAsr sroNE 04435 - 17

LO/3L/L3

fabricatorf nl I nr^r'i nr^r.

'l"a c I ranrr rl q

LLrr #079797

will inc]ude the

r-r D-ni^^+ i A^ltification name and number.

d-

Date when Lests were Derformed.

Name of cast stone fabrlcator.

l\T.amo nf 1- octir..f I ^1-\^y^t-^yur! cr-Lr\- Jr L \,D LIlIr../ -rd,Lr\JIo,LLr!J.

Idenli I icar- ion I etter, name, and type of caststone unit or units represented by core tests;r.les i nn 6.666 p6qq j .'^ ct- r6n^' h - I \'^e O-[ hreak,.v uurUrrYr r't --lY

compressive strength at breaks, corrected forlength-di-ameter ratio; and directlon ofapplied load to core in re.lation to horj-zontalnl..rno nf nrcf cf n rra aq nl :r-ar'i

Defective Work: Cast Stone units that do not comply with'he <ner-i f icd rectri -emertq- inr-lrtflinn r-ornreSSiVeql ranarf h m:nrrf :nirrri n,r f nl ar:nca< :nd f i ni chce ar,)

/ srru

unaccepLable. The Contractor sha11 remove and replacedefectj-ve Work with cast stone units that comply with thespecif:.ed requiremenLs at no cost to the Authority.

Addrtional LesLi ng, at Contractor's expense, wiIl beperformed by t he Authority's testing laboratory todetermine comp-Lj dnce of corrected Work with specifiedrequarements.

3. 07 ADJUSTING A}ID CL&A}IING

F.

G.

A. Remove ancl renl:gg stained and otherwiseand uniLs not matching approved Samples.

Renl ar:e ttnite in a manner thal reSultSna Lch i ng approved SampJes, complyingrenrirenenIs- ,ard showin.r *rl erzi clence of

Tn-Drr':araca

inintq

rl rmrnad rrn i + c

in cast stonewith other

ror-rl:narnonf

C

D. Final Cleaning: After mortar 1s thoroughly set andcured, and after compLetion of other work l-i-able todamage or soi-I cast stone units/ clean exposed cast stoneas foflows:

Remove l,:roe mortar narticles hv hand wiLh woooenn:dd I eq .: - 11 -n-mot: I I i r- qr--:na hneS Of ChiSel-S .r!!qyr rrv\

Cleanlng: Clean cast stone as workRemove mortar fins and smears before toolincr

NYCSCA/PS-56X cAsr sroNE 04435 - 18

to/3L/t3

SI'BMITTAI.

Product Data:

3.

Materials list.

Manuf acture.r ' sencr-i f i na 1_ -i nnq& material data-

Sottrr-e Orra I i irr Contfoll:l-rnra1- nrrr 1- a<1. v._.'_-_,_-r _** _ jeporES;or PCT/CSI Certiflcation.

Qualification Data form:nrrf,er-irrror inqf -rl lar

f J ttt uqf ru!,

test l-ab.

e]-^^ I_\--., i -^^(Jrr\JP L-rraw_rrI9-.

Product Certification6.

Q:mnl o<.

ProtFr-t :di er-enf Surfages fromtrrr nnrzcri nn I ham r^ri l-h I i nrri r-l

t/-tah1- nnl rra+ hrrl ana f i I m, Irvr ju ' '

rr",

uoP(:.

rrw #079797

contact with cleaner<l_ ri nnrhl a rna cL.-,..-*,-f nqwaterproof masking

Cfean in conjunction with the cleaning of all othermasonry work, Do not clean i-n temperature befow 50degrees F. Cfean by scrubbing with soap powder andwater, dpplied vigorously wilh stiff fjber brushes,adding clean, sharp, flne, white sand to the soapand water mixture where necessary. After scrubbing,drench all surfaces of the cast stone unitsthoroughly with cl-ean water. The use of sand blast,wire brushes,' or acids of any kind will not benarm i I l- od rrndor anrz r-i rarrm<f -anr-aq 1-nr I ho r-l oani nnof cast stone Work. Start the cleaning operation atthc f nn nf lhc qt-rrr-t- rrro end nroceed downward.-"v FPcrf.rrm : mnr-k-trn ^f +h^ n larni na 6r^6np611176qP \J -L Lrrs \--Isarl-rrrg v!\J\-s\rLr!9 t

EIID OF SECTION

LIST OF SUBMITTAIS

DATE SI'B}IITTED DATE APPROVED

NYCSCA/PS-56X cAsr sroNE 04435 - 19

LO/3L/L3

size 12"x L2" x 4".

2. Mortar colors for initialselection.

3. Mortar colors forverification.

4. Anchors, a L Lachmen Ls,accessorles.

5. Frrll size s:mnlgg.! $44 v+!v ver.!F

r ic lr-J Or,: I i f rr f-nqlygf\zuqffLyvvll

Tesu ing (if requi red) :

T To<1- <.rmr"r] oq

(rr cf: i nrl^'i I i t rr.

1. Contractor's Sustainabl-eMaLe r-Lal s Form (see Sect ions013s2).

? ttf r, q n-intcd lileraIureor statement on r:eqionaf f yextracted and manufacturedmaterial- content.

LLW *079797

***

NYCSCA/PS-56X cAsr sroNE 04435 - 20

L0/3L/13 Lrw No. 079797

sEcrroN 04520MASONRY RESTORATTON

PART 1 - GENERJAI-,

1 .01 DESCRIPTION OF TIORK:

Provlde al-f masonry restoration Work as indicated on ther\-^,,.: r -^ -:rrar_i fiarl harainlr-L dw I r 19D dlrLr d5 5yE,\_- I i E: \_./ rt9r !_-rtt.

The work of this section (except for removal ofm:qnnrlr\ <ha l I h.\1- l- -a lra nl rr-a rrnf l l -l'l nrin+. /--rrrcrJ\Jrr!y r, Jrrcrl-! rIvL Lo,r:s v-Lc,\-s LrrtLIl- ctI_L PdJrrL \d-designated by the Authority) has been removed inaccordance with Section 02085 - Exterlor Paint Remova.l .

L.O2 RELATED SECTTONS

A.

A qr^vv^ /-^f .F ^-L g J- J- cl \J \-.'/ L L- Cl

Exterior Cut Stone

Joint Sealers

A5Rn ct ,anda rd (.,eci f ica L ionvi,

Res' sf i n r^r St ee-L Wire.

Sectlon 04250

Section 04420

Section 07900

for Stainless and Heat-

1.03 REFERENCES

References and industry standards listed in thi-s Section areapplicable to the Work. Unless more restrj-ctive criteria ordiffer;na 1p611j 7an^^+- ^-nli-itl\/ ctej-ed in Lhe\,rr! rsr-Lrry -LsLlLrl-Lslltg.ltLJ ctLc e:{P.IILl L-!y JLaLr-!1

Specifications, or mandated by governing codes or regulations,the re commendat ions, suggestions, and requirements describedin the referenced standards shalf be deemed mandatorv andappficabfe to the Work.

A. American Society for Test.ing and Materials (ASTM)

A240 Standard Specification for Heat-Resisting Chromjumand Chromium Nicke1 Stai-nl-ess Steef Plale, Sheet,and Strip for Pressure Vessels.

C61 Standard Methods of SamplingStructural Clav Tile.

and Testing Brick and

C109 Standard Tesl- Method for Compressive Strength ofHydraulic Cement Mortars (Uslng 2-inch or 50 MM

Cube Specimens).

NYCSCA/PS-56X !,IASONRY RESTORATION 04520 - 1

ro/3L/L3 LLVI NO. 079797

C-126 Standa rd Specification for Ceramic GlazedStructural Clay Facing Ti1e, Facing Brick, andSolid Masonry Units.

Cl44 SLandard Specification for Aggregate for MasonryMortar.

C150 St:nd:rrl Snecification for Portland Cement.

C207 Standard Specification for Hydrated Lime forM: snr rrz Prr *ng5gg

.

C270 Standard Specification for Mortar for Unit Masonry.

C404 Standard Specification for Aggregates for MasonryGroul .

C476 St:n,l:rd Snecification for Grout for Reinforced andNonre j-nf orced Masonry-

C7B0 Standard Test Method for Preconstruction andConst.ruction Evaluation of Mortars for Plain andReinforced Un it Masonry.

C97 9 Standarcl Specil i ca tion for P i gmen t s for TntegrallyColored Concrete.

B. N.Y. State Office of Parks, Recreation and HistoricPreservation (OPRHP) /State Historic Preservation Office(r)(SHPO)

C. Brick Tndustry of America (BIA) : BTA Technical Notes

1.04 ST,BMITTAIS

A. Product Data

1. Portl-and Cement: Brand and manufacturer's name.

2- Lime: Brand and manufacturer's name.

3. Mortar Pigments: Brand and manufacturer's name.

4. Packaged Products: Manufacturer's specificationsand application j-nstructj-ons.

5. Sand: LocaLion oF pit, name of owner/ and previous+^^r ,-J-+ ^Li=D L Lld, LCt .

NYCSCA/PS-56X MASONRY RESTORATION 04520 - 2

LO/3L/t3

C.

Ma qnn rrr roi nfnrno- - *..! v! v jmenE ,

LLIY NO. 079797

anchors and helicaf masonrv

tr (hrrn Fl r: r^r i nrrc

Tf Lrr:r-i n.-rlqhnr inr-r nfv!sv!rrYl

stability drawings andqee I cd hrz a Nlcr^r Yof kRocri <1. arorl Arr-hi r-or'f

Qamn'l aq

Defiver to the Site for

1.

Lhe masonry is requj-red, submitcdlculations prepared, signed andState Professional Enqineer or

comparison with existing masonry.

Mortar for Exposed Joints and Cracks: Each-an"i rai f rrn^ -i n.irnrrrn 1?rr 'l anrr 1-rrz f rr'l I f hi nlznacqrs\J-L,l.!r-sl,( LYPYr tttrrl-Lt[L,lllt J- z- -L\J.rrv ]Jy I Lr-r-L Lri r \-rrr]s.-D,

showing finlsh and color.

Meqonrr; llni tq. F-ach ronrri rarl f rrnc - frr'l i qi zc-.JY',eLuv,

showing finish and fu"l I color range, Remove oneunit of each existing type in order to alfow forfuff size comparison.

Masonry reinforcement, anchors and helical masonryties.

n Quality Control Submittals

1. Schedufe of Uses: By mortar type.

Certificates2-

Furnish notari zed D" i I ni na Departmentaffidavit from masonry manufacturer (Form 10H)ct-r1- i nrr rnrl- ,5ri:lc r-lal irrareri l-n nrnian+ nnmnl .,rL(-lL-Llrv lu'? Ls rclrr \-./q l I vi:r-s\.{ u\J }J!\J Js\/L \-\rrlyr }t.rilh t i^,a c66^"t:n.:r inn rerrrr.i remenl5.rPuvf lv\asf lvrrrvrl

b. Furnish notari- zed Buildlng Ftan:rfmanf

affidavit from masonry supplj-er (Form 10J)el-:ti nrr mrl-arialq del irrerocl Icr nrniont r-nmn l rrouqgr]lYuvuvvlLlyfl,

w i th tha Snor- i f i r-at i nn reorr i remenl5.

Prov-Lde a Ietrer signed and seafed by a NewYork SLate Protessional Engineer or RegisteredArchitect describing the Contractorrs'tMethodr'f onor=f i nn// fnr removaf and installatiOn Ofmasonry/ and staring whether bracing,/shoringfor structuraf stabltlty is required or notranrli ror{ Drnrrirl t^!i^_^ :f raarrcqlprl. U\jJ r r e!-r- - r\-v-Luti U ct -L \- L.l I ct L -L U I t D r r! r(-Yu\-JLLs.

2.

3.

NYCSCA/PS-56x IIASONRY RESTOR,,ATION 04520 - 3

to/3L/L3

Tests

a. Provide LesL. reporLs onshowing conformance

Mnr-lz-ttn. Frnrrirla rnnnlz-r:ncrttvu i\ ul\frOr rr'l i t\/ Aeqrrran.-a

Lrvr No. 079797

ma s^n -\/ rnt ts rrf i Iizedto specificaLlon

shaf -I be dated within

AS indicated under

requirements. Repor L sf wn rroa rq of nrnt gq1 ."" " r

b. Provjde Lest resufts prepared by the helicalmasonry tie manufacturer I s Company Fie]dRonro<ant:l irra laFR1 fnr Ih,- hol i r-,a l m^qrrnr\/tie pulI out tests with recoltunendations.

ContracLor Qualifications: Provide prool ofmanufacLurer and instal-ler qualifications specitiedunder -'Quality Assurance".

1. 05 QUAIITY ASSITRN:ICE

A Qualifications/r^----" ^-^^r ^r r 7i-.r in r he Work of Lhis SecL ion\-lrirrlro I'Y DPl=L ro.rI ar--vshall have a minimum of three yea.rs exper ience andat feast three successful projects wlth slmilar-nr-arrf i r-rz nI m:lari:lc l-nmr"r:ni a< rrarfnrmi nrr r^rarlr!Lr IJvr

on historic bulldings (NYC Landmarks or SHPOal'inil-rla\ qh:l l h-erra nc'rf n rmon| r^rnrl,: qrrr-r-aq<frtl lrr nn

/ !rref !

aL Leasr three historic buildjngs dnd musL providea .l ist of rhe historic buildings on wh-Lch Lhey haveworked and references for such work. Referencesshalf list address and compleEion date of projectand the name and Lelephone number of contactperson.

Tonhni r-i:nq nerfnrmi n.r f hr: i^rr-'r k mrrqt naqq I ha mor-k-rn f Fst i nd i r-.rtccl in Par. D. 4 be1Ow.

Regulatory Requirements

Building Code: Work of this Section shaff conform to a1lrequj renents of the NYC Bu il d ing Code and al I applicabfercrrtrl.ai i nnq nf rrnrror.nm,:r-rf -e I authorities havingirr-i"d.r-|inn. i nr-r.,.r.r-- ^-.c^+.. L^e-fh- nn.s-l_ ..nd anLi_J L.r! -L-\-rl\- L-L\-/rrl r ir!-l t,rJrrl\j Jo!gLyr lrYcr_L-t/ L-e-e-,

polfution regulations. Where more severe requirementsthan those contained 1n the Buil-ding Code are given 1nthis Section, the requirements of thrs Section shal-lqovern.

NYCSCA/PS-56x I'{ASONRY RESTOR,ATION 04520 - 4

Lo/3L/t3 Lr.,vr No. 079797

Certification

Masonry construction shafl conform to the materialaccepEance, certification and inspection requirements ofSection BC 1701 of the 2008 NYC Buildinq Code.

Mock-ups

Prinr tn narfnrminn tho lalnrlz nf thie Qor-f innvvvu+vrr,

prepare at the job s iLe sample pane]s of not l-essfhan 1? s.a ft for c:r-h trrnc nf 'nesonrv restorationWork renrri rcrl i ncl'rrli h,.'r .-rr1- 1- inn nf ioi nts nri rrr tOrrruf qurrrY esu ef rry

and aficr nn i nt i nrr S:rrnl c nAneIs shaIl be at-v "'locations indicated on the Drawings or whererli rar-t cd hrr lha Arrihnril-rrtq Rorrroqanl:f i\reInconspicuous .l ocations wj 11 be chosen, exceptwhere it is necessary to choose other l-ocations tobe representative of brick color, j oint size,mn rr:rr r.n l nr :nd nf lrar A qhar-i q nf m:qalnr\/t srre

appearance.

Clean masonry and mortar of rhe mock-up area andsrrrrnnnd : nn .a rc.r to exnose I he true cof Or Of thgm:qr.!nr\/ n1i nr f n nran:ri nrr q:mnlp nrnal - alarnirr- pane-Ls. Laeanrngmaterials shall- not damage masonry surface. Do notproceed further with the Work untif the sampl-e^-^^r ).-- 1,.^^- .hhr^r?^ri l-\\' f l-r o Arrf hnritrrr cPclrrs_L rraD l.rggll ctPPJ-t vELr py Lrls ./1u Lri!/r -r uy r

Represenrarive. Approved samples wilI be used asquality standards for the Work. Maintain approvedsampl es at Lhe SiLe unLil che Work is completed.t-)nno l- ha n:nal i c -:nnrnrrad dn nnf '-h-anrra m:tcri -a l cIJorrsr rD oPPr \_rvsLr, \-rrqrryE

or proportions of mortar mixes unl-ess approved bythe Archicect or Engineer of Record. Sample panelsmay be a portion of existing masonry thac is to berestored, at a focation directed by t-he AuLhoriLy'sFonracanf :f -i rua

In addition to t.he A/E of Record approval, mock-upsira <rrhionl- | n rorri or^r :nr] -arrrrrnrr-a I l_rrr thc qJ. ei- a

Historic Preservation office (SHPO) . Not:-fy theArr1- hnri rrr/ q rar'ro<6ni-aJ- i rre I d:rrq nri n r f .\ r^rhcn l-hcJuj J !\.:yr\r|Ji:rruq sqJa v!rv!mor-k-rrn wr'll hc -cedrz for insoeCLion Lo allownolif -icaL jon Lo SHPO to permit them Lo -inspect themock-up. After review of Lhe mock-up, a minimum off r^rrr uar V rl: rrc r.' i I I h^ -^^'. i r^.] f .1 nrnrri r-lo .an

approval or rejection. At SHPO's option, withoutr-h:nrroc f .\ ih6 f iminrr indin.al- ad :hnrro rlinil:lurr,rf rrY evvvv,

nhnr nr'-:^hc be used i n fieu of d siternspect lon .

D.

NYCSCA/PS-55X }'ASONRY RESTORATION 04520 - 5

to/3]-/L3

Al I techn.i ci ans perf orminq mason ry -remova I andjoint cuLting must successtully compleLe five.linear feeL oi culLing and rakinq of mortar jointsi n f ha nra<anrro r'r f I ho Arrl_hnri l-rr'< ranre<anf ari rrallrsrrr-r-essrll nFrf ormance of this tesf i s ororrnd

for the rejection of the technician for thlsprot ect .

1.06 DEII\ZERY STORAGE A}ID IIAIIDLING

A P.a r- l-r r_rad Drndrrnf .r

Del-iver materiaf s 1-o the site in manufacturer I soriginal, sealed contalners. Do not delivermaterials that have exceeded shelf life limi-tationset. forth by the manufacturer. Material containersshalL bear the manufacturer's label indicatingmanufacLurerr s name, trade name of producL, IoLnumber, shelf life of product/ and mix ratio (ifapplicable). This includes indivjdual bags of pre-baqqed mortar mixes .

//a^--r.. .r !r- --.^..-ar-f rrrc-|s nri nfad instruclions for\,\rlll[,l-V WILIl lttd.l-tuJ-u\,LL.r [,!rrtu\-\l<lnrinrr :nd nrnJ-a^+ i ha r-+^-r - l -o r r\J -rrr 1,r L gl L_L.rrg rLrcrLgrrcl_L-.

Bulk Aggregate

Store in a manner which will- keep aggregate clean andprotected from the weather elements.

1.0? ETWIRONMENTAI REQUTREMENTS

A Cold Weather ConstrLcL i on Requ i remen I s

Salt or other chemicals for lowerlng the freezinqtemnerairrr.o of i[g mortar shall not be used.

M,aqon rrr rrnitq mrrri.ar:n,"1 hr^r ^^i^^ltLqJ\-|1lr] [,!t,Lc\-Lgt,

condi ti nnc ncr Sg6li6nCode:

;rnr'l rrrnrrl. ch:l I l_Ta nrar-r-rnr_lif i nnar'l

for the following cold weather2104-3 of the 2008 NYC Buildinq

Ai- t.emne..l 1rr-e 4 0oF to

Hcat mi xi rn w.: I a rand to maximum of

320F:

or sand to minimum of 70oF1-4 00F .

Mnrf.=r:lnd,irl\r1+

4OoF and 12OoF atf amr".\ar^f rr1.a chr'l I ]^^ l-\^+r.,^^h

the time of mixing.

NYCSCA/PS-56x

b-

IVIASONRY RESTORATION 04520 - 6

LO/3L/L3

Air temperature 32oF to 25oF:

a. Heat mixing water and sand to minimumand to maximum of 140"f.

b. Mortar and grout temperature shall beiu-f, ano Izu"E at Ine Lrme oI mrx1ng.temperature sha-lf be maintained abovethe time of grout placement.

Cold Weather Protection Requirements

I lve,a n l)e t rr A i r Terrnor.e*r- rc nf 4 0'F to 32" F:

LL!'r NO. 079797

of 70"F

betweenGrout70oF at

3.

c. Provide heat source to maintain a minimum airtemperature 32 " F on each s i de of masonrycons!ructron.

Air temperature 25'F to 20"F:

a. Heat mi-xing water and sand to minimum of 70oFand to maximum of

-t2Oof .

b. Provide heat source to malntain a minimum airtemperarure of 32" on each side of masonryconstruction.

Provide wind breaks for wind in excess of 15mi laq rrar hnrr r

Keen tcmnor:trrre of masonrv nnits a minimum ofI srr+Le

40"F when laid and prior Lo grout placement.

Air l omrrar ?QoF and Bel_OW:

'l^r

Heat mixing water and sand to a minimum of 70oFand to maximum of 120of.

Provide enclosures and heat source to maintaina minimum air temperature of 32oF on each sldeo I m:snn r v .nnq- rrrr-f i nn drr-i nr.r r-onstruct ion.

Kcen f cmnpr:ttr-c ot mnqnnrrr rrni ts a minimum of4OoF when laid and prior to grout placement.

,-l

a.

B.

Protect masonry with weather resistivemembrane from rain or snow for 24 hours.

NYCSCA/PS-56X IIASONRY RESTORATION 04520 - 7

LO/3L/L3 Lrw No. 079797

? . Mean Dai Irr Ai r Temnerat l "e ol 32"F and Below:

a. Protect masonry with weather resistivemembrane from rain or snow for 24 hours.

b, An air temperature of at feast 32'F shall bemaintained on each side of masonry for aperiod of at least 48 hours if Type M or S

mortar is used and at least 72 hours rf Type N

or O mortar is used-

C. Hot Weather Construction

Foflow the requirements of BC 2704.4- When temperaturesexceed 100oF, or 90oF wirh a wind speed of B mph, providenecessary conditions and equipment to produce morLarhaving a ternperature bel-ow 120oF and to maintain themortar and qrout below 12OoF.

D. Wetti-ng of Clay Masonry Units

Provj de prewetting of masonry for un i Ls w i uh i ni tj alraLes oI absorption that require their weLting beforelaying (21 .42 grams per 30 square inches or 0.025 ouncepsi). Jn cold wearher requirements, follow the followingrequirements:

1. If surface temperatures are above 32"F, use waterheated to about 7OoF.

2. It surface Lemperarures are below 32oF, use waterneated to about 12OoF.

PART 2 - PRODUCTS

2.OL INNUFACTIJRERS

A. Reinforcement and Ties

1. Hohmann & Barnard, Inc., Hauppage, N.Y.

2- Dur-O-Wal1, Arlington Heighcs, IL-

3. He-Lif :-x North America Corporation (Rep. : PatrickSweeney, BBB 992-9989)

4. Blok-Lok Ltd. (Rep.: Scott Burns, 800 561-3026),

B. Mortar Colorinq

NYCSCA,/PS-56X T"TASONRY RESTOR,ATION 04520 - 8

LO/3t/13 LLW NO- 079797

1. 'SGS" Mortar Colors, Solomon Grlnd-Chem Services,f nc.

2. "TrLle Tone Morcar CoIors", Davis Colors, RockwoodTnrlrr cl- - i aq fnC.rrrguJL!!UJ,

3. "Flamingo Colors ", The Riverton Corporation,

C. Masonrv Cl-eaner

1. ProSoCo, Tnc., South Plainfiefd, N.J.

2. Sure-Kfeen

D. Restoration Mortar

1. Cathedral- Stone Products

2. Edison Coatings, Inc.

2 . 02 FACE BRICK MAIIUFACTI'RERS/DTSTRIBUTORS

A. Conso-I.idated Brick and Bui I di ng SuppLies, lnc., New York,NY

B. Tri-State Brick & Buifding Materials, fnc., New York, NY

C. Befden Brick Sales & Service, Tnc., New York, NY

D. Glen-Gery Corporation, Somerville, NJ

E. Stone Art fnc., 295B California Ave. Church HiI], TN31642

2.03 }'ATERIAIJS

A. Base Materials

1. Portland Cement: Tvpe I ASTM C150

2. Sand for Mortar Mix ASTM C144Sand shaff be natural sandmal r-h i nn t hc qr.'d.t I i nn : r r-l r-6f 61LJIV Y

of the exlsting mortar aggregate.

? HrzArrrad I i rn^rr_v !lr cr t g!,r J-l-rrLrg ASTM C2O7rF l rl1a rt q rl'_Y_v"

4 . Water: Shall be cfean potable water free of. nirrri orrs fnrei on mafter ^^*€^rhi h^ fa the-L r r J L-r .i- -i- \J L.r r

NYCSCA/PS-56X MASONRY RESTORATION 04520 - 9

LO/3L/L3

C.

rLlr No. 079797

requj-rements of Section BC 1903.4 of the 2008 NYCBuilding Code-

Mnrl :r l^nlnrinrr. Drnrzi r'lo r'\r1ra mincral niomenl- quur vnatural dnd synLheLic iron oxides, and chromiumoxi des r-omnnnndgd for use in mortar mixes.Material shall conform to ASTM C91 9. Coloringshal1 not contain alkalyde salts. No liquidcolorants shall be permitted.

Premixed sand and fime for mortar mixes is notpermitted- The use of batched maLeridl by Spec-Mixand f :r-f nrrr-n:r-lr-rr:ad /-aman t - | ima-n icmonl hrr m.rinrmortar manufacturers is permitted. Each individual-bao of materi:l shal-l have the manufacturer I S labeIi d,-nf i frzi nzr 1- ho r

No ai r-enLra-Ln i ng admi xtures or nater i a I conLaj ningsuch shall be permitted in the mortar. Also, noanti-freeze compounds, cal c iJm ch-Loride, or other^^-^^.,-r^ ..*r^^q cvnreqqlrz ncrmi't-ren r.rf hcrwi qc-r./\-./rrLPL/urr\.(J, |.ltl-LE>J u^-v!uJJ4l IrelrLL_r L L\-s wrr\-t

shall be permitted in the mortar.

M;qnnrrr ITni l <

Match ex isLi nq un i Ls i n Lype, g rade, size,appearance/ texture, and color unless otherwiseindicated. Prorri de m-rl t in le f rrnes qt zcq - and, !LLv-

'colors of brick to match existing brrck patrerns.

f n addi L ior Lo .1 . above, brick shal I be cl ay orchrra

^c.FM .?14 grade SW, so1id. Brick shall beerrsrvt

tested for efflorescence rn accordance with ASTMTest Methods C61 and the ratino shal-l- be "NotEffforesced".

I in l-r r ir-lz .e ra t r,.r 1..^ t-rnln -..f ..cl rrrad nnl rr Dn-rl-I, p!-u^ o | \- - \-, lJc I d\-L\Jl y I I I d I .l L,r I d L, r- L-r .L E \r vllr y.not use fleld cut lip brick.

Use 100% solid brick over exterior re-Iievingangles/linteLs or other brick proj ectlons onexterior face of building. (Use of solid brickwith cores is acceptable if cores are fiJ-l-ed soli-dwith mortar and the cores are not visibl-e to view. )

7\ ^^^ ^ ^ ^ - i ^ ^ .f1(- \-E J J (r r _Lg.f .

nn-+^- l - l

Relnforcement and anchors

NYCSCA/Ps-56X I'IASONRY RESTORATION 04520 - 10

to/3L/L3 LLVI NO. 079797

1) Stainless Steel: 18-8, type 304

All manufactured unitsb Manufactured Unlts:shalf be as folfows:

LOX-ALL +I20 Truss-Mesh, 9 gage,proper width for the wafl thickness.

2) Veneer Anchor: DW-1OHS ManufacturersHohmann & Bdrnard or approved equal.Stainless steel Type 304, ASTM A580.

Vee Tie: Stainfess steeI, masonry wireties, Manufacturer - Hohmann & Barnardor approved equa1.

4) Anchors: Manufacturers - RawlpJ-ug; RKL.L/ 4" diameter, 2" long flat headstain-less steel Zamac Nailing Fastener byRawlplug Company -lnc. of approved equal.

Wire: Stainfess stee-l continuous wire byHohmann & Barnard or approved equal.

6) If the actual space between wythes ofsofid masonry l-imits the use of an:rl- i nrrl:r ,anr-hnr nnf i frr l-he F'.nrr i neor nf

trrvurrJ'""

Record for an acceptabfe alternateanchor.

Seismiclips: #187 by Hohmann & Barnard oraoproved eouaf.

8) Stone anchors by Hohmann 6 Barnard, fnc

g) HVA Cansrrl c adhcci rro :nr-hnrs hv HiIti.rl

Electrode for Welding to Stainless Steel tocarbon steef: E309-16- Keep eJ-ectrode dry.Oven dry efectrode after exposing it for morethan 6 hours.

d. Mortar mesh: "Mortar Net" high densitypolyethylene or nylon, full width of cavity,'.,: ' l-. ^. ^^^^,-.1 r.\n | ^ n-rl- ,-h rna\rf A r rJrnnni nnqwl Lll 5 LE|Jpg\,1 LUIJ L\-,, \,O,L\-rr rrr\-,/ ! LCrr L.r\JyP I rI9J.

of1)

?'l

s)

1)

MfcscA/Ps-56x MASONRY RESTOR,,ATION 04520 - 11

LO/3t/t3

2.04 MIXES

L{el i r-a' Mesnnrri TieSMasonry Walls:

D.

ILW NO 079797

for Stabilization

Ties shafl be fabricated from round stock stainl-esssteef, Type 304, subject ro rhe requirementsspecified herein. Tle diameters avaifabfe: Bmm,l Omm Sizoq- f rrno .rnrl le-crtr nf ties shall be asrecommended by the helical tie manufacturer'sComn:nrr E-i o l d Ranrecanf :l. i rro /f-trP\ h; sad a)n nrtl I\ v ! r\ /

ort I o.rcl tests oerformed at the site and fieldIconditions. A minimum 10mm diameter ties shall beused for clnder block.

Where necessary, ds i n ties i nstal-Led throughmorrar joints inro concrele backup, provideasymmetric helical ties.

Masonrv Repair Mortar:

Material shall be capable of filling the hofescreated due to the instaLlation of the helicalmasonrv ties 1n bricks. Material shall matchnrnnarf iac nf fha a-.i <rinrr n:l-rrr:l m:rcri:l l^rouArJ L rrrY

freeze-thaw resistant and shaff be cofor to matchthe existing bricks.

Masonry repair mort.ar for bricks shall beJahn Repair Mortar M100 as manufacturedhrz C,af he,'lra l St9n9 PrOducts or CustomSeries 45 as manufactured bv Edison(-ar f i naq Tnr-

A. Mn rl- = r Trrna o

A11 Mortar:

Comnl 'r wit h AqTM C270 and BTA-M1-BB

b. Provide Type I Portland cement. Masonrycement shafl not be used as a substitute.

PreconstrucL ion Lest jng w i lh Lhe proportionscarefull-y monitored is to be used to estabflshr-ha rrrrr_\.rr ,:n r-i .\I I ha ,ri r an/-rf h rrnno nf lhpqy}, L !

'..1-' r

^l-' ^hn',1n nan,rr-: I lv h^ | harrLrrLclI, wlt_LLtt >l_\ruI\r uerrsro_L_Ly r_re rrecl r Llrsmin-i mrm qi ron.-rrh at i-he nr:>rj. hirrhcr qt rencrth

mortar.

nYcscA/Ps-56X I"IASONRY RESTORATION 04520 - 12

LO/3L/L3

2 .05

.l

r,Lw No. 079797

The maximum strenqth of each mortar shaflgenerally noL exceed the m-inimum sLrength ofthe next hiqher sL rength mortar type.Preconstruction testing will determi-ne thegeneral range of strengths to be found and mayend up higher than the threshofd above.

Air content of mortar shall be less than 123.

Rol-rrr i I di nrrlQaf t i nrr Mrrrf :r - Trrna \T. 1 n:rf,"",Y"')La"Pnrf l and /-amanl -l n: rl I i mc 6 narl < drrr <:nrls!,1

Minimrrm .i^my.rra<e i rro <t ronatlr <h-a'l 'l ha 76fl n<i' Jv |:'u L .

Renointi-nq Mortar:

Brick and sandstone; Tvpe O:

T narf Port land Cement.) r:;rr] c I imo'7 r..trl: c c.enrl

Terra cotta and stone ot.her than sandstone;

'1 n: -f Pnr1- l enrl aement.-l n;rt lima6 trrrtq <:nd

p;rr.rnaf e al- rrr.=ria a1 r ,af nfhor -aro:q cvnnqarlr uruyuLUr qu Yruuur vr

Lo harsh weaLhering condiLionst Type N:

-l n.r r I q Pnrt I and Cement .

1 n; rl- e l imoA nar|. c <.=nd

Mortar Color

For exposed mortar, sefect materials (complying with therFrrlr rcmcnt q I :nrl nrnnnrr i nr ni flmenf s wi th Olher! v:9:! vrllvrr 9v /

inrrreditrntq ^c ntr.trssAr\/ f o m:tr:h the color and textureof eXistino corresnnndi ncr m.aterials. White PorL-Landcement and cofored aqgregates similar t.o the existing mayhe r:sed ;q rcr-rr'r'i rer-l f n ar-r-nmnl ish f he matr-h ino of moftafvvvv|liI,J

cofor des ired.

soItRcE QUAj_,rTY CONTROT

A. The Authority will assign a Special fnspector who wa1li r. <h4,^f f h.a m,,.- ..rasonry construction under the requirementsof Section BC 1704.5 of the 2008 NYC Buildinq Code.

1-\

B.

NYCSCA/PS-55x MASONRY RESTORATION 04520 - 13

L0/3t/L3 LLr{ NO. 079797

Preconstructi-on Testinq

Preconstruction testinq of mortar properties wlIIbe done in accordance wi-th ASTM C780.Contractor shall assist the Authority's l-aboratoryhrr :nrr ma.an q nar-ace= rrr :nd qhr'l I rrrnrz i do l- ho mnr.lr-j urrv

ttn nri .r tn l'r.:n' nn i nn I Le i nera-LlaLiOn WO rk tO,: ll nw 'or :,^lirrqf ments of Lhe mix ' f ncr-esqarrz -)r-

nor nror:eecl \.ri tL masonrv work unl j I Lhen r6r-^n c I r|nf i n- +cqt i n.r .i q r-nmnl eted. COntf aCLO.tuvrLtHrL

shall mix mortar as it lntends for the actualconstruction.

Cnnnraqqi rrc qrrennfh -ccrq nT tield mixed mortalan.-l f ar-rorrr h:tr-heri /or e.'ar- kaoecl morlar are Lo bevsserruv/

done during construcrion of Lhe mock-up, or earl ieri f rlas i rad hrr f ha f-nnf r:af nr f .1 nrnrzi do .1vvlru!uv9v!,

benchmark for the strength based on actual- fieldr-orditinnq .=nd r-r^h^?+i^^r^^ ^€ the moftaf. Ify! vlJrr! L rvrr!rrvmnrJ.

^ r si ronrrl h hr ryh r'\ r J-.,n I nr^r

proportions and maLerial source may be required tobe modifj-ed if directed by the Architect orEnglneer of Record.

PART 3 - EXECUTTOTiI

3,01 EXAMINATION

A. Examine all ad;oininq Work on whlch this Work j-s inanyway dependent for proper insLal larjon and workmanship.Rennrr i n t)-e Arrf hn- itrr :nrz r-nneli I i onq -ha* nrevent the

performance of this Work.

3.O2 PFEPARJATION A}iTD PROTECIION

A. Protection

Pror ec- ad-i ar:ert SUIIaCeS nOL beincr .eql n ",=ri .

-* ' "YProlecL sj I Is, Iedges, and projecrions fronm:tcri: drnnni nrrq Al cn r^\r,^t^^J- nr.i q+^.{u | \rpy r rry.r. f:'_.)v }J!vusL-L o'rly l./arrrLsLrsurfaces that are not included in the Work fromimpact or damaoe.

/-nr,a- Inn aF --, ,,-tt ,.it}- ,.,rTAri-\r,.1.\f nl_:cf ir-L \Jl.J \Jr rrLo.JLrIlI)/ WCTII W-l Lll Wo }J I r? A) L I \--membrane at the end of the work period and at othertimes when Work needs to be protected from rain andother precipatatlon. Extend cover down sj-des asneeded to thorouqhfv protect the Work.

NYCSCA/PS-56X I.IASONRY RESTOR,,ATION 04520 - 14

LO/3L/L3 LLVil NO. 079797

3. During cold weacher, do not use wet masonry unitsand frozen masonrv units .

4. Do not use frozen materials or fay masonry onf rozen materia-ls,' remove f rozen material-s fromwall. Refer to Part 1 of this Section,"Environmental- Requirements" for temperaturerestrictions.

5. Remove excess mortar from walls as soon afterJaying uniLs as practicab-Le to prevent staining andto facilitate cfeaninq of wall.

6. Brace walls as needed until- sufficientfy set, oruntil- intersecting walLs provide lateral support.

7 Cr-af f n1di nrr ch: l I nnf ha crrnnnrl-ori f ram r rr:* I-*rapetwaff on which work is beino Derformed.

B. Work on the exterior face of a parapet wal-1 shal.l-not be done concurrently with work on the interiorface of the parapet wall.

B. Surface Preparatlon

1. Prepare surfaces to be restored in compliance withproducL manufacturer's prrnted instructjons and asspecified.

2. Remove dirt, dust, and fore-Lgn material fromsurfaces to be restored.

3. Clean areas to be restored with compressed air orwater flushing, except as otherwise recommended bythe mortar manufacturer -

^ Mrt-ari:l Dr^naf atiOn+9J!!vIJ

1. Do not further wet concrete masonry unlts and stonethat are aLreadv wet -

2. Wet bricks LhaL have a high initial absorption ratelorcaf er th.-* '1 n - /-: * br i cks until_ warer_--Jlt L\J g,/ rrrllr I . yI

runs off. fnstal-f bricks when surface is sliqhtlvdamp.

3. Prepare exposed mortar to match the cofor andappedrdnce of existing adjoininq mortar-

NYCSCA/PS-56x T{ASONRY RESTORATION 04520 - 15

L0/3L/t3 rr.,w No. 079797

3.O3 MIXING PROCEDI'RE FOR MORTAR

Measure materi aI by vol-ume or equ j va lert we j ght-. Inmeasttri r,r hr.r rrol rrme - r'qp : COnf ainer LO meaSure, vte

i -cr,.r'l i cnJ- e ftn nof rraAst.t]"e hir shOvef .

Rcbrri I rJ i nr-r,/Qorli nrr MnrF.ar

Mix ingredients in a clean mechanlcaf mixer for amin jnum of 3 minutes, max.i mum of 5, wi th theminimum amount of water to produce a workableconsi-stencv.

Mortar that has stiffened because of evaporation ofwaler from the morlar mdy be retempered only once,:nel orl r,' rirri n,r the tirSL hour of n ^r-.trnenr- Tcrestore the required consistency. Use mortarwithin 2'/2 hours of its initial mixing; temperingiS Defmit1 eal nnl \,' .n^^ :rri r'lrrri nnr the f rrct hOUf".,.-Ion1y. Limrt amount of mortar batched at one timeto stay within these requirements.

Pointing Mortar

A

R

Add sufficient water tomix that wlll retain itball by hand- Mix frommixer.

drrr mi r1 f ^ ^ r..\r-.1t,^^ ^ ^----\!r! j rrr_!.r -r p- u!rrrr-s a LrolrrP-L^- ^ '-r^^* *-^^-;ed into aJ rrq[,g wrrsrr Pr Y>-

3 to 7 min. in a mechanical

Let mortar stand for not less than t hour nor mo-re-1rthan I'/z hours for prehydration- Add sufficient

\^IAf ar ]- r.r hr. i nn m.lrJ- :r 1- a' hr^r1ar nnn< i e1 an.-\/ lr',rI,! \JI,g t

trrr-k-noi nf inrr somewhat drier than mOrtar used forI av inq units.

Use morLar within 21 /z hours ot its -iniuiaL mixing,'1-omneri nrl iq normi f f arl nnlrz /-\r1.-a .etf or hr inr-rinn'n.rr-Ar ! i/-\ r.r}. .rnar ^^-c i cf ararr Limit amount ormortar batched at one time to stay within theserequirements.

For prepackaged nasonry repair mortar/ mix wiLh water orm.lnttfar-l- rrrerl q nnTrrmar in nrnnnrJ-inn< daf inr:r_i hrr

tJvf i" r,,v

m;ntt f ar-f rrr.lr ta! nrnrr ir_lo I ha rarrrli rad r^nnq i cronr-rzI rYuf !r!i usrrry.

3.04 REPOINTING JOINTS

A. The Conr racror shall take aLi precaut-ions required toensure Lhe ori ginal appearance of l he bui lding isnarnrarned (noL changed) and the existing br ick is not

D-

NYCSCA/PS-56x IIASONRY RESTORATION 04520 - 16

LO/3t/t3 LLlr NO. 079797

damaged. The new mortar shalL maLch the original incofor & texture and the new joint shall match theexisfinn ininf fnnlinn cioo:nd nrnfila E,'\r^ +OintS

.)"'''"fJLLvJ

that are sec back from t-he brick face (raked joints),nrorri de : slnninn -ininf qt,eri-i ncr :j- thc nri rli nal doOth atJ Lq! LrrrY

the ton:nd slnnircr to the h-ir-k face ac the bottom thatwill prevent water sittrng on the brick while maintainingthe intended shadow line.

Rake or cur out joint.s Lo a minimum uniform depth of 3/4"and untll- sound surface is reached- Do not spall edgesof masonry unjLs or wjden joints. Replace alL brickdamaged by such operations with new to match color, size,and texture.

The Contractor has the option of removj-ngr existingmortar from historic masonry surfaces using eitherhand hel d non-power Loo-Ls for all joints or acombi nat i on of power tool-s/hand held non-po\^,ertools for horizontal joints & non-powered hand heldtools for vertical joints. Removaf of mortar shal1be done without damaging the existing masonryunits.

Mortar Removal with Hand Hel-d Non-Power Tools

Use chisels with I1 /r" maximum heads farcutting out the mortar. Qh: rnon r.h i ee l shnrrrl r.r in m ini mi zo nhi nni nrr One rrrr:ri- er i nr-h! vrrtyyr rrY .

nhin nor 'l ine:r rzerrl nf r-rrl f incr is the mi_nimumI'sr v vr

standard of acceptable ski11. Additional

b

!---^^ r^^ rrnrrnds for removal of the!rcr||ro9c: illc]y rr(; a I uurrqrtechnician from the proiect.

Mortar Remova] wi-th Combination of Power Tool-s& Hand Hel-d Non-Power Toofs

1) llco nf 11.-\\^ra r fnnl q iq narmi rf ecl nnlrz nnrI

horizontal jolnts thicker than I/8" -

Hand rake head (vertical) joinLs and dnyjoi nLs Less than or equal Lo 7/8" i-nthickness. The width of the chisel- mustnot exceed three quarLers of the width offho mnrrar -ir,int Thc nncrrm:t i r' r-arrzi notool 1s preferable for raking narrowini n1- q Sharpen chisels hourl y Lominimize chippl-ng, Masonry saw shal-l havea vacuum attachment to reduce dust.

NYCSCA/PS-56X MASONRY RESTORATION 04520 - 17

Lo/3L/L3

D.

LLlr NO. 079797

2) Existing mortar from horizonta-L joinLs maybe removed by first cutting the center ofthe inin1- rrcin'r ai thel

a 4'/2" (maximum) angle grinder, such asType 100 Black and Decker Tndustrial-L.lartrrr f}rr-rz q l nur qnaod rrri nde r n r errrr: I

with a 4" maximum 1/B" thick diamondblade circular head.

3)

ol

a Barre Short Stroke Pneumatic CarvingTnnl /1- rrna a nr 11 r^ri i h : Qnl i +l- r.r nr l-:rro" "_Y"Chisel) as manufactur ed by Trow andHolden Co., Barre, VT 05641.

Hand rake out the mortar after a singfen:qq h:q f-roon m:do r^ri rh tho anrrl c rrrindorrlr carrri no fool Use chisels with ]-1"/2"maximum heads for cutting out the mortar.

Sharncr r-hisels hr-rrrlv to ninimizet "".-hinninn f)no .rrl:rrar i nr-h r-hi n narF',finear yard of cutting is the minimumstandard of acceptable skill. Additionafdamage may be grounds for removal of thetechnician from the project.

Cut the moruar and joint fiLLer cleanly from theqi r]cs nf 'ha ir-rints- I aarri-.r <.nt:re COf ne.f S - FluShrlgwfIlY,Yggl

joints cl-ean with water or compressed ai-r.

ll:mnen rninl q cl.irrhf Irr hofnra ^n^l:-1ti^h ^+ h^Ff .-rrrY-rLrJ - .,\P|,J r \-cr t rrrlr trL rLr\-rrLclr-t

making su.re there is no f ree wacer- Pack pojnLj ng rrorrartiqhtly in joints in thin layers (L/4" max-), wit-h eachl.-;rzer trf httmLrnri nt n: r r-ltt l-r,-f nre .annl rzi nrr i-he noxr l.-rrrer'"/"' eL,IJL]l rrvrru rulL!-m^^r ':^:-! rir-h awictinn :dinininrr iainfqJ- \JUl-r JL, lllL- L(J lltc-Lv JLr.,9 u\JJL,. tt_ttJ )

l,nlhcre ininr qeal:nr iq rccrrri re! r- ^r'---^r' rL^vrrrsrs J\r l llr Dr=a_Jrr- rL !!v.u!!ur,l/ rrd(-r\I-/ol-J\ LrrY

ioints tighLly out ro a uniform depth of I/4", oras indicated on Drawings. Refer to Section 07900for sealanrs. Apply bondbreaker tape prior toi ns La I l ing sealanLs .

Cure mortar by majntaining in a damp conoitjon for atleast 72 hours.

NYCSCA/PS-56X MASONRY RESTORATION 04520 - 18

LO/3t/L3 LLlr NO- 079797

3.05 REPLACING ITIASONRY IJNITS

The Contractor is responsible for performing Work in asafe manner. Provide temporary shoring or other supportsaq rea-tlt i ror.l t n rrrarronl d.i <n l:,.-arna-+ ^€ avi rf ;h^ hr*nE or ex]- sE1ng masonrythat is to remain. Perform the removal Work with suchcare as may be required to prevent failure of the masonryor clanane tn :dinini n r-r Tr:s.tnr\/ l-hat- is Co remain. FO]lOWmethod of operation and/or bracing scheme required Eo benrovi cJecl i n Art i cle 1. 04 titfed "Submltta1s".

Remove the deteri-orated and damaged masonry units totheir fr:l I clenth. inr-lrrdina thc crrrrnrtnr.li nrr inin+ rnortar.Wet masonry to reduce dust- fnstall helical masonry

tiAq Aj. norimotor nf rar,l:nr:moni nrinr in ram/'\\/- l -^}J\,!rrrr\,L\,! v! J-EPIct\-VlltslrL p!rvr !urLrv vcl-L ctD

indicated in details on the Drawinqs. Wherever possiblewithout damaging masonry, use a rotary power masonry sawfor cutting blork. Masonry saw shaIl have a vacuumattachment to reduce dust. For SHPO designated/fandmarkbuiJ-dings/ remova-l of perimeter brick ln the areadesj-gnated for removal shall be done by firsl cutting thejoint utilizing methods specified in ArL. 3.04,8.,2.T.o:rro c-nrara -l- ^ : -. i -.rt nasonr\/ th:t iS tOrJyLrclr r, \/\Jr-Llg_L5 ctL cttlJ v_Lrr_Ll tg

remain. Clean joints and cavit.les by flushing wi-th wateror compressed air.

D.rrnnen .nnl- .er-- qrrrf ,anc< el i clht lrr hef ore ann l i cat.i on ofmortar, maklng sure there is no free water- Instal-lrratr:hi nd masonr\/ l'-: r-^ .'i +r. rr1"- ^ nl morlar- f nscall- unitsTLICTD\J.Tl-J LTTII\.J W.LLTl .LYPC I\

Eo match and align with exi sLing masonry. Maintainbonding and coursing patLern of existing masonry. Usepresoaked wood wedges where necessary to properly set theunits and maintain uniform matching loints. Backpack andfill loinls frrll of mortar. Finish ininfs lo malchexiqf ino .edininin'- -ininfc:c dosCribed in ArL- 3-04-Renni nri ncr ,tni n]- e. Fi I I onen ini nr- i ^ r.^-^r-.'^ t- solidI\EIJ\J-!I1L_Lrr9 \J\Jll.lLJ \J!r\-rr Jrr-LrreD rrr lJCtr-I\UP.

masonry construction, ensure that enLire co-l-Lar joinr isf il-1ed between the backup and Lhe f ace masonry. Col-l-ar-oinf is 'l ike'rz to 1/,a r\/ -st;hsl.,r't l -r'r" 3' inr_!^\--] vu L )i J u r-l .r L G I r L l o. )- L l! t uP L \.,

locations.

D. Instalf accessories as indicated on Drawings. In cavitywal-l construction provide morta r mesh d-irectly onflashing, such as at base of waJ 1 , and at rel-ievingangrles and lintefs, with tlashjng extending at l-east 5"th^\,6 +^h ^+- nortar mesh.uv}J vr I

Area Face Brick Replacement

A

ll

NYCSCA/PS-56X MASONRY RESTORATION 04520 _ 19

to/3]-/t3

3.06

LLr{ NO. 079797

Srngle wylhes of brick shall be replaced in 4 footlengths maximum unless indicated otherwise by the"methods of operaL-Lon" submj rred by thef ort r:r-tn- I q Fnrri nee r .ls reorr i rerl to be submi t t edin the Article 1.04 titled "Submittals".

InStaf f r einfOrCe-ren1- evet-V I 6" ear-h r^r:rr :nrl qF.r'rrcil- +n h-^L"^ h---\nr\/ .< i nr'{ i caiar"l nn f)rar^ri nr1qI L L\,, [raUI\L]V lttdD(J r- y or rrr\tr!\, L/!awrrr9rJ.

F- Renl:r-emcnf l-rrr Rri,^L ql- i t,-hi h.r

Remove and replace existlng brick to their fuli- depthwith new face brlck, one brick each on both sides ofr-rar-k i n maqnnrrT 7\'l ^^ -^d ranl :r-a : l I avi qf i n r.r1r- r-LCrr\Jrrr_J. f1 ri)(r/ I c]lrLUVg ot1!tr rLy]q\/ v.\!JLrr-v

pushed-our, missing, spl iL or oLherwise defective facebricks Lo match the adj o Lnj ng ex i sting good soundmasonry. Tf fhe existinrr nAsnnrv work h;s a Sol idmasonry common-bond pattern, existing sound header bricksshall remain. LIowever, dnV cracked, defective or -Looseheader brick shaLl be replaced. Al-l- new brick work shallbe toothed into existing good work. At horizontal anddiagonal cracks, the repJacenent of bricks shal-l- be done-ln 4-foot lengths max-Lmum un I ess ind j ca L ed orherwise bythe "methods of operation" submj LLed by 1-he ConLracLorrsEngineer as required to be submitted in Article 1.04tirled "SubmjLtals". Existing mor!ar bed for replacedbrick shall be Lhoroughly removed and the back pargedwith a coat of new mortar to fi-ll the collar joint.

STABII,IZATION OF EXISTING }"IASONRY }TATLS

The exisfino face mF qc\r-\r .,hall be sLabilized Lo Lhel^-^l-"* *-+^-: I hrr rre:nq n' helir-:l -n:<r'lnrrz freq TheIJcrUr!LrIJ tlLclLgIl d I L, rv ir.Ll?!ta) L/_ r1\,_L_L\-c._L -LLcrJ\JrrJ-yjnstalfation and procedure shalf be inspecced by theAuthorltyrs Representative and the Company FiefdR.anrnqenr a' i r.o i.r rr,.r'j *ru nrnnc. ins La I I at i on o.[ Lhev!!r!l y!vlru!

Prior to st.art of Lhe Work, the exisring conditlons shalfbe examined by a Company Field Represencative (CFR)aut.horized in writing by the manufacturer of the helical-ties (see Art-. 2.A1 , Par. F.) The CFR shalf instrucl theContractor in the installation of the ties. The CFRshalf recofirmend Lhe d ianeter, Iengrh, rvpe, and spacingof ties and dril-l bits to be used at each l-ocation andmasonry cordition, based on LesLs descrjbed in paragraphC., befow- The CFR shal-l- submit this information in-.-] *-^- ,-r-.r /- 6n rrr1 r-L rnr,,-h the Cnnf ra,-f n- - tO LhewrlL Lq:rr \-,/ r vrolJrr L\- \JL L, L__rvL-u-t --._

A

NYCSCA/PS-56X I''ASONRY RESTOR,ATION 04520 - 20

L0/3L/t3

D.

Lr.,Yr NO. 079797

Authority for review and approval by the Archilecl orEngineer of Record.

Thc de,si nn snen.i nn nf I he tiec qh:l I +rrrr.i n: l lrr hg 16"verti ca I lv ancl 1 6" hnri zoni ;l I v. Sn:r-i no shal I he cl-oser'-_'-"----twhere required because ot existing conditions, and wherepull-out load tests show it to be necessary. Puff-outtests shall be performed at each masonry condition by theCFR prior to the start of the Work, and the resufts ofthe tests shall be submitted to the Authority. Separatepul I -out tests shaf -L be performed on rhe face masonry,t"tt^. i",i"1 .. ""rl nn l- rp h^.klo- tnatef i€tl. For t1espacing of !6" x 16" a -load of 300 lbs. shall be achievedfor che face masonry and for the backup maleriafsen:r:tel rr- with,rlt fai I rrre hv l_oss of resistance or, t!rerfvsu

sl inn:cre Whore a 500 lbs. test load is achieved foreach ma Leri a I separateJ y, j L wi I I be permissibfe toincrease spacing of ties Lo 16" x 24".

A prlot hol-e shall- be drilled through the face masonryand into the backup material uslng a high-speed rocarypercussion drill (Bosch model 1194VSR, or equivalent),?--i .a r^r r-hrrr-k l-rrrro Tf .:r-r-cnt:h le nrrl lnrrr rcsrtltS aI:eL ). yv. uvvvi,uqv!u uurlvuL

:r'h icrrcd ihrnrrrrh iha mnrl er ioinl^ rLl^ ^L^11 l^^ +L^o(-i.r_Lsvs!-l Lr.rr(,ugll '] _ -_LD, LIIID ,>rrcr-L-L r,rs Llrspreferred met.hod of instaflation of the ties rather thanthrough the face masonry/ particularLy for SHPO eI-Lqiblebuildings. At certain conditions, as recommended by theCFR, the drill bit used for the face masonry shafl be ofdifferent diameter than the bit used in the backupmateria-l . The helical tie shal1 be driven into positionr.rslng an elecLric hammer drlIl wich SDS type chuck andspecialized insertion tool- The electric hammer drillw-iLh SDS Lype chuck shalI not be used for drilling pilotholes in face masonry. The electric hammer drlll withqnq f lrr'\a nhrrnlz ch:lI nnlrr ha rr car] Fnr rlri IIinrr nilnj-LJ-yE \'rrLf!-r\ rrrcr-Lr \rrl-!J vs laoELr u!ra L I rrY lJf rvL

hol-es in backup material when recommended by themanufacturer such as in concrete.

Each walf condition shall be examined by the Architect orEngineer of Record and Lhe CFR to determine specificinstallation requirements. The following is presenLed asan example of a 10mm diameter tie in face brlck withconcrete block backup, The installation shall benc-fnrme,'l ir t- ha c^ r - ^--i -^ qrrhier-f to actuafysr rvrlrrE\r LltE I \J _L _.L \_, w I I l \r rlrcrrrrtL-r, JuvJueu uv

proiect conditions and modification bv the CFR:

For use of 10 run helj-cal ties, drill an Bmm-entry\hn'l thrnrrnl.r f ar-a l-rri r- lr rrqi nrr hi nh qnood rn1-^ r\/rrcrr-rrqqi an dri I I (Where focation is a mortarjoint, drilf a 5.5mrn hole near the approximate

NYCSCA/PS-56x },'ASONRY RESTORATION 04520 - 21

LO/3L/t3

-6nfar n., i n+. .\f

ends).

D 6,166- i ns-: I I :t i on oIl-Y'lal r I Jr m,-ql-r ni,:-,ran]-ngannql- rrrn+ i nn\ ar-_c.

the brick, not -f T-ioinfq

],LW NO 079797

or

l^raar'\e f l: ch i nrr r'lri n adna<I +s4,,,,,Yt

.-\ l- /-r\/ r \/ (i l /-^ : " "- l l---_-J .-crv-] Ly we|_L

Change bjrs and driff a 6.5mm entry hofe throughthe concreLe block backup to a minimum of 3 inches,1si n.r hi crh-snce| rnl ,r r\/ nFrr-tlssi nn df i11.

Drlve helical tie into place, recessed for finafne,r-h nc- 'rsi-,r : qo--in'r fnnl mounled on anu urrr:J

electric hammer dr1]1 with an SDS tvpe chuck.

3.07 FrELp QUATITY CONTROT

The Aut.hori t.v Wr - - :ss icrn rrnder f L.a ra'rrrr r.:'nan I g OfSection 71 A4.5 of the 2008 NYC Building Code a SpecialTncrra^-a- r.'L^ ,.' i I I : nqner-f rhe rr;SOnr\/ a^nqrrtlr-t i nn. lfJ uvrrJ

Ihe m.aqnnr\/ r"rn rk i s not desionated fof ContfOlledJ '""- uerrY

Trsner-ti nn f hc m;qnnr\/ r^rn rk r^ri I I hre srrhie.r r.\ Orral i trrvv Juv I !!L Lv \lqgr+ ul

Control Trcner-tio- _ rvil h lesl inn end . nqn^r-r :nn q-mi]afL l IIv ql,u

to thaL lj sLed belold for Specia-L lnspece ion - fnspecLionsnerfnrmcrJ h,.z ho Arrf 1^nri -.r ,,'l n rnr lgligve the COnLTaCLOTasl uv rrvL

of its obI-LgaLion to conform to aff requirementsspecified in this Sectlon.

Tho en6^.i - I rhaDeCtOr Wi I I make i nsner-t.i nns anr] Fr\/4!tJ

facl inry n^^-^z.l -^(]eSSi,\/ Mnr-:r qrrqner-f ed nr jpsted tOlrLvvUJq!]JuJl,uuuuuVl

he f nn ql rnnrr .'r tOO Weak Will- be Srrhier-l n nFl-'nrrranh ^pgJuVJUUL'vvIoPIllU

anafysis o r o t her methods deemed necessary by LheErr:' .r,=cr n' Rar-nrrl and Snor:i a - I * qDeCtOr . The COntraCtor<h:l l resls j f rh^rr ver.i frr i mnroncr WOf k.L'r! y rrLlyrvyr!

Tnspect.ions wLLL include, buL nol be limited ro, thefollowinq:

Prooer insl-aIIation of rei-nforcement of brick onangles.

Proper depth of morrar cutt_lng for pointing.

D rrrne r instaf fation nf m,rr1. ,a r i nr-l rrrli nrr

^r/1'-/-\r+ i nn:nn -^,-l mi vi nrr Thnee m1.1rf ;1r rrrnncrt i oq.v! \-/y(_,/.L rY (rrrrr _rr!^.!rry. !rr\Jo\- plvpe! Lf uJ

listed in the Appendix of ASTM C7B0 are to betested at the discretion of the Special Inspectoror the Architect,/Engineer of Record MortarstrengLhs, when tested, will be deLermj ned inaccordance with ASTM C78O uslnq cvlinders.

A

NYCSCA/PS-55x MASONRY RESTORATION O452O - 22

Lo/3L/L3 r.,Llr No. 079797

a1- sr)l i aj lneq.\nr\, e,t^ri ^- - l I t-^.1 1.^-.{ --.-J-t.qr\rrrrJ (- rDL!LtULJUIIt Cl_L _L lJYL/, ttgCr(,ar CtllLt.-.-) l Ier iointe ara fi l l arl r-nmnl,=tot rr Enr nr,,i+.,J q!r= !-L:-JSL. \-\JrlrvJ sLsry \-<rv-r LywaLf construction, aIl bed and head joints arefiLfed compfetelv.

The Architect or Engineer of Record will analyze anyresults not found to be in conformance with theappl-icable ASTM, i ^1,,^l--,, ^--^r-.i ^^_rrrlrLrDL-J-y L./!a\?Lrr,g, and theSpecifications and determlne if the masonry in questionis to be removed and redone.

Cooperate with the Special Inspector and the TestingT.:lrnr.:f nrr,r nerf nrm i na Qnoni: I Tn<nar-f i nn f aqf i nrr

The Contractor's engineer shall- monitor Lhe restorationnrnr-ed'r -c trl onqrrrc r-amnl i:rr-e wi Lh the "meLhods ofvvrLryrf qrrvu

operation" and to ensure safetv of the structure.

3.08 PROTECTTON AND CTE.ANTNG

Protect face of adjacenr wal-l-s and surfaces from waLer,mortar/ and grout used for terra cotta installation.

r-

D.

F

A

B. Remove excess mortarprogresses.

ano mortar smears AS work

AfLer morLar has cured (a minj-mum of 30 days), cleansoiled surfaces with detergent and cfean water. Usefiber brushes and cloths. Do not use metalllc tools oraci-ds. Perform a mock-up of the cleanins procedure.

END OF SECTION

NYCSCA/PS-56X }'ASONRV RESTORATION 04520 - 23

LO/3t/L3

LIST OF SI'BMITTAIS

SI'BMITTAI

Product Data:

1. Portl-and Cement Mf r & Brand2. Lime Mfr e brand? M^y,:r Dr dr^hrs Mfr & Brand4. Packaged Products: Mfr's

qr-re - q ,L ^nn- i':arlonrnstructrons

5. Sand: Location of pit.Owner's name, & prev i oustest data

6. Mason ry re in forcement,anchors, helicalm: <nn rrr f i oc

( h r-rn Tl r: r^r'i n,r < .

T tr r.ar-i nrr / Q I r 1 r ,.- | r r r- .i I a{:hi li I rr

Samples:

F,rznoqorl inr nr norLar) Ma q.-in r\r I ln i t c . o: r-h I rrna

full size? M- e.1n r \u rai nf nrnanran:-

I -. rr!v4vUI|lgrIu,

;nr-hn rq. hel ir-aIrn. cn n rrr r- i ac'

Schedufe of Uses:

-l Mnrf:r l- rrna_ /r"

Certificates'I . Nor a rj zed BIdg Depr.

affidavit re: Mas. Producer,Material s compl y

2. Notarized Bldg Dept.affidavit re: Mas. Supplier,MaLerjals comply

3. Letter from Contractor's Engineer

LLW NO. 019191

DATE SI'BMITTED DATE APPROVED

NYCSCA/PS-56X T'IASONRY RESTOR,ATION 04520 - 24

LO/3L/L3

Tests:

1. Helical tie pullout testfor each conditionand senar:tr:l rz for€-^^ '.-^^--.,rd.ue rndsonry, mortarini nl-q c h:,^lz rrn mr+avi rrJvrrrLo (r rJa !./ r\- Lry rrrcrLg.Lrcr_L.

Qualiflcations

1. Manufacturer2. Installer3. Engineer

Mock Up:

1 a"fl- i n^ ^f r^-1 . UULL-J-Irg OI UOIntS2. Poi-nting of Joints3. Face brick repfacement

Ltll No. 079797

NYCSCA,/PS-56X I''ASONRY RESTORATION 04520 - 25