top 5 problem slow

8/12/2019 Top 5 Problem Slow

1/20

4/15/20

TALES FROM THE FRONTTOP 5 PROBLEMS

Presented By: Frank Kroupa,Sr. Dir of Technical TrainingRusty Swindoll,Technical Services Manager

CUPPING

CUPPING DEFINITION

Defined as a moistue diffeentia!"it#in indi$idua! %ie&es of f!ooin'

Cu%%in' &an (e asso&iated "it#im%o%e a&&!imation of %odu&t andma) (e %emanent


2/20

4/15/20

CUPPING * CRO+NING

CUPPING

CUPPING


3/20

4/15/20

CUPPING

CUPPING - CAUSES

Bui!din' Lea,s Poo Daina'e P!um(in' Lea,s +et-Dam% (asements o &a"! s%a&es Su(states "it# e.&essi$e moistue Poo o no $enti!ation H/AC not o%eationa! E.&essi$e d)ness

CUPPING - CURE

Detemine and !o&ate t#e sou&e of moistue im(a!an&e

Coe&t and e!iminate t#e sou&e

Not on o$eni'#t fi. 0 ma) ta,e "ee,s1 mont#s1 o entie

#eatin' season to a!!o" fo "ood to etun to noma! Moistue mete must (e used to detemine if f!oo and

su(f!oo ae at %o%e !e$e!

Resand t#e f!oo 2if ne&essa)3 on&e t#e "ood4s moistue !e$e!is (a!an&ed fom to% to (ottom 0 "it#in 6


4/20

4/15/20

BUC7LING

BUC7LING

BUC7LING


5/20

4/15/20

CRO+NING

CRO+NING

CROWNING


6/20

4/15/20

CROWNING

Defined as t#e &ente of t#e %ie&es

of f!ooin' a%%ea to (e #i'#e t#ant#e ed'es 0 i8e8 t#e 9"as#(oadeffe&t:

CROWNING - CAUSE

Li,e!) &ause 0 f!oo "as &u%%ed and t#ensanded %io to f!oo a&tua!!) d)in' and !a)in'f!at

Ma) (e !o&a!i;ed 0 doo"a)s1 et&8

Ma) (e entie f!oo 0 ne" &onstu&tion ?: so!id "ood f!oo= 'a%s &an (e u% to t#e t#i&,ness of a

dime

+ide (oads "i!! #a$e "ide 'a%s t#en nao" (oads ofsame s%e&ies

NORMAL GAPS = CURE

Ga%s &an (e minimi;ed usin' t#e H/AC s)stemto &onto! f!u&tuations in #umidit)

De%endin' on t#e e'iona! &!imate addition ofa #umidifie o de#umidifie ma) (e ne&essa)


9/20

4/15/20

ABNORMAL GAPS = CAUSES

Ed'e &us# 2&om%ession

set3 due to %io e.%osueto e.teme moistue 0%ati&u!a!) "it# so!ids

Hot s%ots 0 i8e8 0 %oo!)insu!ated du&t "o, o%!um(in' !ines1 adiant#eat s)stems set at #i'#!e$e!s1 %o.imit) to $entsand "ood (unin' fie%!a&es1 in font ofefi'eatos


De(is Bet"een (oads "#en insta!!ed Im%o%e nai!in'- nai!in' %osition Mateia! insta!!ed "- e.&essi$e moistue o o$e a

su(f!oo "- e.&essi$e moistue

Not insta!!ed ti'#t!) to'et#e duin' insta!!ation


Foundation sett!ement

Im%o%e su(f!oo 0 una(!e to #o!d fastenes

Su(f!oo s#in,a'e-e.%ansion G!ue do"n f!oos 0 foot taffi&1 "on' ad#esi$e used1

!a&, of ad#esi$e tansfe1 "on' amount of f!as# timefo ad#esi$e1 et&8


10/20

4/15/20

ABNORMAL GAPS 0

@UESTIONS TO AS7


11/20

4/15/20

GAPPING 0 INSTALLATION RELATED

GAPPING 0 INSTALLATION RELATED

Ends cutEnds cutout of squareut of square

CONCRETE CONCERNS


12/20

4/15/20

+ood f!ooin'

o$e &on&ete

INSTALLATION CONCERNS

CONCRETE

PROPER PREPARATION

ACCEPTABLE /APOR RETARDERS

O/ER CONCRETE

E$en "it# d) s!a(s1 a $a%o etade is a!"a)se&ommended in on='ade o (e!o" 'adea%%!i&ations

Mateia! must #a$e a %em atin' of 85 o !essE.am%!es

8mi! %o!)et#)!ene Dou(!e fe!t "it# ad#esi$e to s!a( * (et"een Uet#ane 2to"e! a%%!ied3 E%o.) 2o!!ed3 Ro!! out mem(anes


13/20

4/15/20

FLATNESS RE@UIREMENTS

FOR +OOD O/ER CONCRETE

Nail down using1 or longerfasteners in 103/16 in 6

Glue down3/16 in 101/8 in 6

*GRIND THE HIGH

AND FILL THELOW!

CONTAMINATES

TAR OR ASPHALT

COMPLETE MECHANICAL REMOVAL ISREQUIRED


14/20

4/15/20

NEED TO ADDRESS CRACKS

CONCRETE TESTING

CONCRETE TESTING

CONCRETE TESTING

ASTM F > is an indust) a&&e%ted testmeasuin' e!ati$e #umidit) in a &on&ete

s!a(


15/20

4/15/20

CONCRETE TESTING

RH=ASTM >

Con&ete moistue is measued at 6 t#ede%t# of t#e s!a(

Re!ati$e #umidit) eadin's of 56 ae

suita(!e fo most a%%o$ed #ad"ood

f!ooin'

A!"a)s fo!!o" s%e&ifi& manufa&tue4s'uide!ines

THERMO=HGROMETERS

CONCRETE MOISTURE TESTING

Con&ete Moistue eui!i(ates to moistueof o&&u%ied ai s%a&e

On!) if $a%o (aie is %esent and inta&t(e!o" s!a(

CONCRETE TESTING

RH=ASTM >

Di!! #o!e in s!a( at 6 de%t# of t#eo$ea!! t#i&,ness of t#e s!a(1 >6 if s!a(

is died fom (ot# sides Ho!e diamete is detemined () t#e

manufa&tues4 s!ee$e si;e

Ho!es s#ou!d (e %!a&e "it#in feet ofe.teio "a!!s

tests fo t#e st 1s-fJ additiona!test %e 1s-f o$e 1


16/20

4/15/20

CONCRETE TESTING

RH=ASTM >

Inset s!ee$e1 &a% and a!!o" to a&&!imate foa minimum of > #ous

Inset measuin' %o(e and a!!o" to

a&&!imate fo #ou1 t#en ta,e eadin'

ASTM > RH

Four brands ofRH probes inhigh-moistureconcrete

WHY 72

HOURS

?

@UANITATI/E MOISTURE TESTS

Re!ati$e Humidit) Testin'ASTM F=> 2d) s!a( at 56 RH o !ess3

Ca!&ium C#!oide TestASTM F=K 2d) s!a( 8!(s o !ess-sf

in > #ou %eiod3

Ca!&ium Ca(ide TestASTM D== 2'as %essue test >856 o !essfo d) s!a(3

ASTM 2AMERICAN SOCIET FOR TESTING ANDMATERIALS3


17/20

4/15/20

CONCRETE TESTING

Most &ommon!) and "ide!) used test

to detemine s!a( moistue in t#e US

Measues Moistue /a%o EmissionRate 2M/ER3

S#o"n as !(s8 of "ate o$e a >#%eiod1 %e s-f

Calcium Chloride

CACI ASTM 1869

MOISTURE GUIDELINES * TESTING

N+FA Insta!!ation Guide!ines &o$esmoistue testin'

N+FA Teni&a! Pu(!i&ation A 9+ate

and +ood: a!so &o$es moistue testin'

CONCRETE FACTS

Moistue mi'ation and &on&ete %emea(i!it) aeaffe&ted () t#e "ate to &ement atio

Moistue $a%o tansmission in&eases "it# anin&ease in "ate to &ement atio

A'e of t#e s!a( is a!so a &iti&a! fa&to 90% of free water

water used in the mix leaves in 9 months

In normal circumstances this slab will reach balance in 90 days

Con&ete &uin' &om%ounds s!o" do"n t#e e!easeof fee "ate

Dont assume a slab is dry because of its age. These chemicals can also be a

cause of adhesive bond failure. Remove these comounds rior to

installation


18/20

4/15/20

CONCRETE MTHS

MOISTURE = CONCRETE MTHS

Moisture vapor can't occur in a !-"ear o#$ concrete s#a%& De%endin' on t#e $a%o (aie in %!a&e1 t#e stu&tue of t#e &on&ete1 t#e desi'n of

t#e (ase mateia!s and t#e %!a&ement of t#e &on&ete1 o!de1 %e=e.istin' &on&ete &an

often times emit #i'# !e$e!s of moistue emissions8

Moisture in$uce$ #oorin( ai#ures can't )appen on a

suspen$e$ s#a%& @uite t#e &onta)1 man) %o(!ems o&&u in s!a(s a(o$e 'ade "it# a non= %efoated

stee! %an &onstu&tion8 Fee "ate #as no %!a&e to 'o ot#e t#an u% into t#e f!ooin'

insta!!ation

It can*t %e +oisture, it as $r" )en I insta##e$ a d) s!a( toda) does not 'uaantee a d) s!a( tomoo"8 Conditions an'e !i,e

"eat#e1 !ands&a%in'-ii'ation1 maintenan&e and inteio en$ionments8 A!! t#is &an

di$e moistue into )ou f!ooin' insta!!ation

@UESTIONS-ANS+ERS


19/20

4/15/20

MEMBERSHIP

NET+OR7

ACCESS

Conne&tion to o$e "ood f!ooin'

%ofessiona!s

INDUSTR

GUIDELINES

Insta!!ation

Sand * Finis#

Teni&a! Manua!s

EDUCATION

TECHNICAL

SUPPORT

Wood Flooring Techniciansavailable to help with

challenges on the job-site

Hands-on workshopsInspector trainingAdvanced craftsmanshipMember sponsored

workshopsSales product knowledge

CERTIFIED PROFESSIONAL

BENEFITS

BUSINESS

GENERATED

Resou&e Boo,

N+FA +e(site

CP So&ia! net"o,in'

INDUSTR

RECOGNIED

PROFESSIONALS

Manufa&tue e&ommendations

Se$e on &ommittees as e&o'ni;ed e.%ets

Consume a"aeness of &etifi&ation8

Cedi(i!it)

Geneate moe mone)

MAR7ETING

TOOLS

CP P!aue and %ins

E.&!usi$e N+FACP Lo'o

Business &ads

Potentia! to e.&e! )ou &aee into ot#efa&ets of t#e indust)

Potentia! to (e an N+FA Instu&to

CAREER PATH

CERTIFIED

PROFESSIONALS

Insta!!ation

Sand * Finis#

Sa!es

Ins%e&to

INDUSTR

RECOGNIED

DEGREES

Caftsman

Maste Caftsman

Ad$an&ed MasteCaftsman

NET+OR7ING

Go" )ou &om%an)

Gi$e (a&, to t#eIndust)


20/20

4/15/20

THAN7 OU

ENO THE EQPO

REGISTER FOR PRIES

DEMO THEATRE

NAILING CONTEST

CLOSING PART

top 5 problem slow

Documents