building work method statement

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Doc. Title Method Statement of Building Work TOA-TOYO JOINT VENTURE

Doc. No CM – MS – BW - 001 Rev. No. 0 Date July, 2010

Construction of Port Facilities and Buildings for Cai Mep International Container Terminal

CAI MEP INTERNATIONAL CONTAINER TERMINAL

METHOD STATEMENT OF BUILDING WORK






TABLE OF CONTENS

1. Purpose Page 3

2. Work Scope Page 3

3. Reference Technical Specification Page 3

4. Reference Drawings Page 5

5. Construction Work Page

5.1 !eneral "low Chart Page

5.2 Construction Proce#ure Page $

5.2.1 Preparation Page $

5.2.2 %arth Work Page $

5.2.3 Piling Work Page &

5.2.4 Reinforce'ent Work Page 1

5.2.5 "or'work Page 1$

5.2. Concrete Work Page 1&

5.2.$ (asonr) Work 2

5.2.* Structural Steel + Roofing Work Page 23

5.2.& "inishing Work Page 25

5.2.1, (echanical + %lectrical Work Page 2

5.2.11 Testing -n# Trial Run Page 2*

. Construction Sche#ule Page 2*

$. rgani/ational Chart Page 2&

*. 0nspection -n# ualit) Control Page 3,

&. Safet) Control Page 3,

1,. %niron'ental Control Page 31

11. 0nspection -n# testing plan 0TP

12. -ppen#i

Page 2






1. PURPOSE

This (etho# State'ent is prepare# to ensure that construction of 6uil#ings for the pro7ect shall

co'pl) on plans specifications an# all releant stan#ar# an# co#e re8uire'ents in the

eecution of #ifferent work actiities to 6e perfor'e# in the construction of 6uil#ings an#

other releant structures associate# with the pro7ect in general. 0n a##ition this will sere as a

tool to gui#e all technical personnel an# la)'an eecute proper construction proce#ures

co'plie# with the 8ualit) an# safet) plans for the pro7ect.

2. SCOPE OF WORK

The scope of work coer for the construction of all 9uil#ing an# its utilities:

;o. 9uil#ing na'e Store) Structure

1 P(9 9ranch ffice 2 R C Structure

2 Securit) ffice 1 R C Structure

3 peration 9uil#ing 4 R C Structure

4 -'enit) 9lock 2 R C Structure

5 Container "reight Station C"S 1 < ( R C + Steel Structure

(aintenance Shop 1 < ( R C + Steel Structure

$ Container !ate 1 R C + Steel Structure

* Su6station 1 R C Structure

& "uel Station 1 R C + Steel Structure

1, Pu'p Station 1 R C Structure

11 (iscellaneous structures 1 R C + Steel Structure

3. REFERENCE TECHNICAL SPECIFICATION






= Refer attach'ent as appen#i > 1 = -pplica6le stan#ar#s an# co#e of practice ?@A(% 00

of the Technical Specifications Part 1B Diision ,4B pp 214=1414

4. REFERENCE DRAWINGS.

Refer attach'ent as appen#i=2= Drawing list for 9uil#ing Structure P-C1=C(=9@D=!;R.

5. CONSTRUCTION WORK.

5.1 GENERAL FLOW CHART

9uil#ing work is #epicte# 6) the following flow=chart :

%arth Work

Piling Work

Preparation

Roofing Work

(asonr) Work

Reinforce# Concrete Work

"inishing Work

Structural Steel Work

Testing + Trial Run

Co'pletion

(etal Cla##ing Work

( + % Work

?-C Plu'6ing%lectrical






5.2 CONSTRUCTION PROCEDUCE

The work proce#ure is #escri6e# as follows:

5.2.1 PREPARATION

Te'porar) )ar# such as stockpile an# fa6rication )ar# for 6uil#ing work shall 6e prepare#

within the site after soil i'proe'ent. @ocation an# plan shall 6e consi#ere# to aoi# traffic

an# congestions #uring 'o6ili/ation of 'aterialsB 'achines an# o6struction to construction

#uring the course of #ifferent actiities in the site.

0t is necessar) to set up a fa6rication )ar# in or#er to carr) out the fa6rication of

Reinforcing 6arsB for' workB steel fra'es an# so on. -n# alsoB those fa6ricate# BcastB

asse'6le# pro#ucts will 6e te'poraril) stocke# at the Stock )ar#. The )ar#s will 6e gra#e#

flat at the #esignate# area an# with a#e8uate #rainage.

Eoint sure) with the %ngineerFs representatie shall 6e carrie# out to esta6lish control

points an# confir' the coor#inates an# eleation prior to the co''ence'ent of the

construction works.

-fter confir'ing the coor#inates an# eleations of all the 6uil#ing locationB sure) location

for piling an# ecaation shall 6e carrie# out each stage of the works.

5.2.2 EARTH WORK

5.2.2.1 %caation work :

%caation shall 6e #one in a safe an# se8uential 'anner on the 6asis of the prepare# plan

#rawings an# in accor#ance with the instructions 6) the %ngineer.

The ecaation 'etho# is either 'achine or 'anual cutB an# care is to 6e taken not to

#istur6 the soil 6elow the supporting groun#. 0f #eep trenching nee#s shoringB proper lateral

sheeting an# struts shall 6e proi#e# for safet).

During ecaationB #rainage #itch shall 6e proi#e# an# sloping #own to su'p pit to

preent floo#ing within the work area in case rain occurs. %arth ecaation with slope# roof

an# surface #rainage to aoi# scouring off part of ecaation pit.

Ansuita6le 'aterial an# waste 'atters shall 6e re'oe# fro' site to the waste )ar# inaccor#ance with the specification re8uire'ents.






-fter ecaationB the 6otto' surface of pit shall 6e co'pacte# to not less than &5G of

'ai'u' #r) #ensit) 6) i6rator) plate co'pactor an# the slope shall 6e tri''e# off to

aoi# collapse of pit wall.

5.2.2.2 9ackfilling work

-pproe# suita6le 'aterial shoul# 6e use# for 6ackfilling. Co'paction stan#ar# shall 6e

e'plo)e# in the eecution of this work. "ill 'aterials shall 6e #istri6ute# eenl) to the

6ackfill area to a specifie# thickness of co'paction H 15, '' thick an# co'pacte# 6)

porta6le co'pactor to a specifie# co'paction factor. Sprinkle water to the earth fill in

co'pliance with the allowa6le 'oisture contents specifie# 6efore start co'paction. %er)

la)er shall 6e teste# for co'paction to assure that this particular work is checke# an#

co'plie# with the goerning specification.

5.2.3 PILING WORK

5.2.3.1 !eneral flow chart :

Page

(o6ili/ation of Piling (achine

Delier) of RC Pile for 9uil#ing structure

@ifting the lower seg'ent RC pile 6)

Crane then 'ount Diesel a''er

Driing the lower seg'ent RC pile

Confir' the 6earing capacit) 6)

ealuating penetration #uring #riing

@ifting the upper seg'ent RC pilean# splicing

Driing the upper RC pile

"inish






5.2.3.2 Piling Proce#ure :

5.2.3.2 !eneral Piling Proce#ure

1. Pile (aterial

= Pile (aterial :

PC Spun Pile ,,'' #ia.

PC Spun Pile 5,,'' #ia.

RC S8uare Pile 4,,'' 4,,''

Piles will 6e plant fa6ricate# an# transporte# to the site 6) 9arge an# trailer truck. The) will

6e supporte# 6) 6e##ing ti'6ers place# #irectl) un#er the positions of lifting hoops.

Piles will 6e store# carefull) on flat groun# within the te'porar) )ar#. Piles will 6e stacke#

on top of one another to a 'ai'u' of three la)er.

(aterial #elier) #ocketsB receipts an# inspection shall 6e con#ucte# to eer) pile #elier)

at site. Result of the inspection an# #elier) #ocu'ents shall 6e su6'itte# to the %ngineer.

RC PILE TIMBER

Storage of RC Pile

Page $






TRUCK CRANE

TRAILER

RC PILE

Transportation of RC pile

= Piling %8uip'ent :

The following e8uip'ent shall 6e use# for the Piling work.

a''er : Diesel a''er 4.5 > $ tons classB I9%@I I45I9,

9ase (achine : 0T-C0 PD& or e8uialent

Serice Crane : 35 ton classB crane truck

thers : Se'i=auto'atic wel#ing 'achine ) -cet)lene cutting outfit

2.

Piling 6) #iesel ha''er : Refer attache# #rawing 6elow

The pile will 6e #rien 6) #iesel ha''er an# #riing shall stop when the 6earing capacit) is

alrea#) reache# an# confir'e#. -ll piles shall 6e #rien to their specifie# 6earing capacit)

an# location co'pl)ing with technical specification an# #esign #rawings.

Page *






CENTER LINE OF PILE

SURVEYER

TRANSIT/PLUMB BOB

PILE DRIVER

SURVEYER

PILE UNDER DRIVING

DIESEL HAMMER

GNIVI

RD

NOIT

CERID

TRANSIT/PLUMB BOB

Pile Driing

a Driing lower seg'ent pile .

Crane will lift up the lower seg'ent pile. -fter lifting B the pile shall 6e hel# along lea#er

of #iesel ha''er

The pile position shall 6e a#7uste# 6) 'oing the lea#er. The ha''er with the cap is then

'ounte# on the pile top. 9efore starting #riingB the erticalit) an# position of the pile is

carefull) checke# 6) total station an# theo#olite an# a#7uste# as re8uire#.

6 Driing upper seg'ent pile .

When the lower seg'ent ha# 6een #rien the secon# seg'ent will 6e positione#

concentric to the 6otto' seg'ent hel# up an# aligne# erticall).

Prior to splicing area to 6e 7ointe# 'ust 6e free fro' rustB oilB water an# other foreign

'atter that woul# affect the 8ualit) of the wel#e# 7oints. Splices will 6e 6) 6utt t)pe 7oint

using arc wel#ing. -ll wel#e# 7oints will 6e inspecte# isuall) .

Page &






Driing will 6e stoppe# when 6earing capacit) is alrea#) achiee#B through the applicationof ile)F s for'ula in calculating the 6earing capacit). See PD- Test calculation .

0f it is foun# that the 6earing capacit) is insufficient against #esign after the re6oun#

recor#B the pile will 6e eten#e# an# re=#rien until the 6earing capacit) is attaine#.

Ru H &.*1 %f.(R. (R < e2 .(P

S<,.5C1<C2<C3 (R < (P

0n which:

Ru : Alti'ate ResistanceB I;

(R : Weight of ra'B Ig

: Drop height of ha''erB ''

%f : %fficienc) of fall of ha''er

(P : Weight of pile < hel'et B Ig

e : Coefficient of restitution

Page 1,

PILE DRIVER

DIESEL HAMMER

HELMET

LOWER PILE

1) DRIVING OF LOWER PILE 2) CLEANING OF PILE HEAD 3) SPLICING 4) RESUMING OF DRIVING

FO A EAS EQUI ING MO E THAN 1 PILE LENGTH TO OBTAIN DESIGN BEA ING CAPACITY

UPPER PILE






C1 : %lastic #efor'ation of pile B ''

C2 : %lastic #efor'ation of groun# B ''

C3 : %lastic #efor'ation of pile hea# cushion B '' here C3 H 2 ''.

S : aerage penetrationB in '' per 6low for at least the last 1, 6lows

Ase re6oun# recor#

The result of Pile #riing an# 6earing capacit) shall 6e confir'e# 6) %ngineer. The recor#s

of pile installation shall 6e su6'itte# to the %ngineer.

0n case the pile tip can not reach the #esign leel #ue to unforeseen har# la)erB these 'atter

will 6e reporte# to %ngineer.0f piles can not 6e #rien to the #esign leel 6ut has alrea#) attaine# the re8uire# 6earingB

the #riing shall 6e stoppe# to aoi# 6uckling or cracking in accor#ance with Specification

an# %ngineer 0nstruction.

Pile hea# treat'ent shall 6e #one after getting the %ngineersF -pproal.

5.2.3.3 Pile Recor#

9efore final setting of the pilesB the re6oun# shall 6e recor#e#.

The pile #riing is #ee'e# co'plete# after confir'ation of the sufficient 6earing capacit)

against #esign. 9earing capacit) for all piles will 6e calculate# with for'ulas .

5.2.3.4 Test Pile = Test pile position refer to figure on page &B pile #riing

9efore pilingB Pile D)na'ic -nal)sis will 6e con#ucte# to confir' the pile capacities an# to

#eci#e the correction factor of ile)Fs for'ula. PD- test proi#es 'ore infor'ationB a6out

Skin resistance #istri6utionB Toe resistanceB si'ulate# static loa#=settle'ent relationshipB

pile integrit)B stresses in the pile #uring the 6low.

The #etail proce#ure shall 6e su6'itte# in separate #ocu'ent.

5.2.3.5 ualit) Control

a0nspection of pile .

Pile 'aterial such as concrete B re6ar an# wire stran#s or ten#ons for pre > stress t)pe

shall 6e inspecte# on factor) 6efore fa6rication an# the finishe# pro#uct shall 6e inspecte#

6efore #elier).

The inspection report shall 6e receie# 6efore arrial of piles on site.

Apon arrial on siteB piles shall 6e inspecte# as to #i'ensionsB 8uantit)B an# ph)sical

con#ition an# reporte# to the %ngineer.






6 0nspection prior to Wel#ing Work.

Prior to the wel#ingB the grooe# face an# its a#7acent areas shall 6e co'pletel) free fro'

oilB paintB oi#es B water an# all other foreign 'aterials.

When two lengths of pile are 7ointe#B the en# plates shall 6ear een in all areasB The

wel#ing 'ust 6e carrie# out accor#ing to the 'anufactureFs instruction an# 'ust 6e

checke# 6efore #riing resu'es.

During #riingB the pile hea# will 6e protecte# 6) hel'et of cast steel or 'il# steel fitte#

closel) aroun# the pile. Packing cushion ti'6erB coering the hea# of pileB will 6e place#

on the pile an# will 6e replace# as often as necessar) to preent #a'age to the piles.

c Driing recor#.

• Progra' an# progress

• The #ate an# ti'e of pile #riing

• Position of the pile nu'6er an# si/e of pile

• T)pe an# si/e of ha''er an# for #rop or single acting ha''er B #etails of release

'echanis' Bthe length of the #rop or strokeB for #iesel ha''er the length of stroke an# the

6lows per 'inute J for #ou6le acting ha''ers the nu'6er of 6lows per 'inute an# for

auto'atic h)#raulic #rop ha''ers the recor#e# aerage energ) per 6low #uring an

incre'ent of penetration.

• Deiation fro' tolerance an# the line an# leel shown on the #rawings.

• R.@ of toe of pile with ha''er in place 6efore #riing.

• R.@. of toe of pile on co'pletion of #riing.

• @ength of the co'plete# pile an# leel of splices.

• Driing @og Depth B 6low counts per 2,,'' for whole of penetration B with ti'es of

interruption of 6reaks in #riing .

• The recor# of te'porar) co'pression for each of the last ten 6lows.

• Doll) an# packing t)pe an# con#ition 6efore an# after #riing.

• DetailsB #ate an# ti'e of an) re=#riing or testing.

5.2.4 REINFORCEMENT WORK

(anufacturer of reinforcing 6ar shall 6e propose# to the %ngineer for accre#itation an#approal. ;o #elieries shall 6e accepte# for use without #ecision 6) the engineer.






%er) #elier) of reinforcing 6ar suppl) for constructionB the 8uantit) an# ph)sical

properties shall 6e checke# 6) the Contractor. The 8ualit) shall 6e confir'e# 6) checking

'ill certificate issue# 6) the 'anufacturer through the co'parison of the la6orator) test

result of speci'en taken fro' the #ifferent kin#s of #ia'eter in the #eliere# pro#uct.

5.2.4.1 (aterial

Roun# 6ar + #efor'e# 6ar shall 6e 21,, Igc'²= Kiel# strength .

5.2.4.2 Reinforce'ent storage 6efore fa6rication

Reinforce'ent will 6e store# in a warehouse area at site with a#e8uate protection fro'

getting rust)B or protecte# fro' an) ele'ent that woul# affect its 8ualit) con#ition asspecifie#.

Storing will 6e organi/e# 6) categor)B t)peB gra#e an# #ia'eter. -s a ruleB the en# of

each 6ar ha# 6een painte# to #ifferentiate the #ifferent gra#es.

Reinforcing steel that are re7ecte# hae to 6e store# in a separate place awa) fro' where

it was accepte#B 6efore sen#ing 6ack to the supplier.

5.2.4.3 Reinforce'ent fa6rication process

1. Reinforce'ent fa6rication an# storage.

Workers will fa6ricate the 6ar accor#ing to the infor'ation 'entione# on the la6elB an#

fa6ricate# 6ars will 6e store# s)ste'aticall) accor#ing to their structural usage per work

unit 'entione# on their la6el Work AnitB structureB #rawingB categor)B t)peB #ia'eterB

gra#eL.

-ll precautions will 6e taken to aoi# #a'age an# 6en#ing the steel 6ars #uring storageB

loa#ing an# transportation to the site. The 6ars shoul# 6e protecte# fro' the rust 6)

storage on woo#en platfor'B crates or eleate# trestles.

2. 0nstallation at site.

The reinforce'ent installation will 6e in accor#ance with the #rawingsB the !eneral

Technical SpecificationsB an# the wner re8uire'ents coerB spacer 6locksB

reinforce'ent continuit) an# tolerances.

9efore an) pouringB all the reinforce'ent shall 6e inspecte# an# accepte# 6) the

%ngineer or the ownerFs representatie.






The fore'an on site will correct an) #eiation out of tolerances i''e#iatel) upon notice

6efore filling the inspection re8uest.

5.2.5 FORMWORK

5.2.5.1 "or'work Set=Ap :

9lin#ing concrete shall 6e installe# prior to placing for'work.

"or' 'a#e of pl)woo# or steel shall 6e cleane# on all its surfaces in contact with concrete

shall 6e treate# or painte# with oil prior to the installation. 0nstallation shall 6e 'a#e

precisel) on the lines an# gra#es using stringB spirit leelB sure) instru'ent etc.

"or's shall 6e kept fir'l) in position 6) putting tie ro#s or eternal support. Tie ro#s

support shall 6e so arrange# an# #istri6ute# an# strong enough to withstan# the pressure

#uring casting concrete.

5.2.5.2 Construction 'etho#

"oun#ations shall 6e constructe# first an# then colu'ns to the tripo# 6ea' 6otto'

leel. 0n the Workshop 6uil#ingB su6=colu'ns an# su6=6ea's s)ste' on wallB 6ea'

surface for' will 6e #one after the installation of steel fra'ework.

%sta6lish accurate centerline ais an# leel for the la)out of foun#ationsB colu'nsB

6ea'sB an# floorsB 6efore installing for's.

"or' shoul# 6e a#e8uatel) supporte# or 6race# to aoi# 'oe'ents or #isplace'ent

#uring casting concrete. 9olt connector or an) accepta6le pre fa6ricate# support

s)ste' is essential.

Check the align'ent of for'work 6) stretching a cor# along e#ges of installe# for's

"or a##itional supportsB 0ron an# tension ca6le can 6e use# as supports in the

installation of for's of colu'n footings. Check the esta6lish centerline for accurac)

to aoi# #eiations.

Staging an# scaffol#ing support s)ste' is to 6e utili/e# for 6ea's an# sla6 for'sB an#

the) are installe# at the sa'e ti'e. During installation regular checking of lines an#

gra#es shall 6e 'a#e to ensure the eenness an# straightness of sla6s an# 6ea's

#uring construction .






position Steel an# woo# 7oist supports an# 6racings is utili/e# for for's of concrete

structures. Eacks are installe# at top an# 6ase of supports for a#7usting height or lengthB all 6ases of

support shoul# 6e proppe# 6) a piece of woo#en 'aterial to preent settle'ent.

-ll supporting colu'ns an# 6racings shoul# 6e anchore#B hol# an# connect together to

6eco'e sta6le fra'e s)ste' to secure structures #uring concreting.

5.2.6 CONCRETE WORK

5.2..1 (aterial

= The class of concrete for each section of the works shall co'pl) with SpecificationB E0S an#

-ST( Stan#ar#s.

PRP%RTK C;CR%T% TKP%

1. Concrete Class D % !

2. -pplication er 2 Stor)

9uil#ings

1 Stor) 9uil#ings @ean

Concrete

3. Ce'ent T)pe=1 PC94, PC94, PC94,

4. Water Ce'ent Ratio ,.4$5 ,.5 .$

5. (ini'u' Ce'ent

Content kg'335, 33, 22,

. (a -ggregate Si/e 1& 1& 3*

$. Concrete C)lin#er

Strength at 2* #a)s>

"cF (pa

3,(pa 25(pa 14(pa

Design 'i shall 6e su6'itte# an# approe# 6) the engineer an# trial 'i shall 6e con#ucte# to

confir' the co'pression strength an# satisf) the specification.

0n generalB concrete 'ust 6e caste# within , 'inutes fro' 'iing to placing. The concrete

te'perature shall 6e 6elow 35⁰C as specifie# at the point of pouring. ther 'easures to keep the

concrete te'perature low is to keep the aggregates an# water coolB or arrange earl) 'orning

pouring to aoi# casting #a)ti'e which has high hu'i#it) con#ition.

5.2..2 Construction 'etho# :

< Concrete Pouring an# Treat'ent re8uire'ents:

= Do not change positionB 6en# shape of reinforce'entB position of for'work an# thickness

of concrete coer.

= Do not use i6rator to #isplace hori/ontall) the concrete 'i






= Concrete shall 6e poure# continuousl) up to finish gra#e or construction 7oints in#icate#

on the #rawing shall 6e followe# when there is a ten#enc) to stop pouring.

= Tre'ie pipe shall 6e utili/e# when pouring concrete 6e)on# 'anual reach or a6oe

groun# to aoi# segregation of the rea#) 'i concrete #uring pouring an# 'ai'u'

falling height 6e 1.5'.

= Ase concrete spacer 6etween for'work an# reinforce'ent to aoi# #isplace'ent of

reinforce'ent #uring concrete place'ent.

= Concrete shall 6e continuousl) poure# until one co'ponent is finishe# to aoi# col#

7oints.

= Structural co'ponents such as colu'nB wall which is higher than 1.5' shall 6e proi#e#

with openings at 1.5' 'ai'u' ertical spacing to aoi# concrete fro' segregation

#uring pouring an# to a6i#e 6) the stan#ar# height of pour of 1.5 'eters .

= Ase concrete i6rator to co'pact 'iB i6ration ti'e shall 6e fro' 2, to 3, secon#s. Ase

trowel to leel the concrete surface.

= 0f the concreting is too large in 8uantit) that one ti'e pouring is i'possi6leB the

contractor shall proi#e proper construction 7oints in accor#ance with the specification.

These 7oints shall 6e locate# at places that hae 'ini'u' effect of 'o'ent an# shearB

usuall) locate# at 13 or 23 points of the span of the structure or refer to the

specifications on construction 7oints. 9efore casting the re'aining portion roughene#

surface to ensure 6on#ing with new concrete.

= Concrete shall 6e poure# in la)ers fro' 2,=3,c' then i6rate in accor#ance with the

specifie# ti'e. ;u'6er of i6rator #epen#s on the concreting areaB at least 3 stan#=6)

i6rators in eer) concreting location as 6ack up for conke# out units .

= Concrete for sla6 shall 6e leele# right after pouring. Pre cast concrete pieces for leel

control points shall 6e proi#e# an# re'oe# 6efore caste# concrete gets har#.

Page 1






Concrete Pouring for "oun#ation

Concrete Pouring for Superstructure

< Concrete Curing: 24 hours after Casting.

-ll concrete shall 6e cure# 6) either spra)ing water #irectl) or spra)ing water on a 'at

place# on the concrete surface.

Water curing 6) sprinkling processB shall 6e repeate# wheneer the water #ries up an#

'aintain the concrete wet for a perio# of $ #a)s.

< Concrete "inishing: Apon re'oing for'worksB concrete surface shall 6e finishe#B

repaire# of an) #efects to ensure eenness an# unifor'it) in color. -ll concrete surfaces

shall 6e free fro' an) irregularities. - waterproofing coat 'a) also 6e applie# to a selecte#

location as specifie#.

5.2..3 Testing an# Check for -cceptance:

Concrete speci'ens for strength test shall 6e o6taine# in eer) 2, '³ 6atch groupB an#

taken at the sa'e ti'e an# place. Test sa'ple stan#ar# #i'ensions are ØH15,'' hH

3,,'' c)lin#er .

5.2.7 MASONRY WORK

(aterial Sa'ple an# technical #ataFs of hollow 6rick shall 6e su6'itte# to the %ngineer for

approal.

9ricks 6etween colu'n an# lintel supports shall 6e arrange# in accor#ance with the

Page 1$

P U M P C A R






specification an# #rawings.

The 'ortar co'position is the 'iture of ce'entB san# an# water 6) correct proportion

specifie#. "or olu'e 3 : 5 : 1B for reinforce# 6lock work an# elsewhere. The 'iing an#

knea#ing is to 6e #one 6) 'anual 'iing or a s'all a porta6le 'ier. -#e8uate an#

sufficient application of 'ortar for hori/ontal 7oints shall 6e applie#B an# 6ricks shall 6e

wette# 6efore la)ing. The 'ortar for ertical 7oints shall 6e fille# up 6) trowel #uring 6lock

la)ing an# the en#s of the 6rick 'ust 6e M6uttere#N to enhance fir' connection. %cess

'ortar that ca'e out on the surface shall 6e scrape out with a trowel. -ll hori/ontal an#

ertical 7oints shall hae full 'ortar coerage. The 'ortar s8uee/e# fro' the 7oints shall 6e

flushe# with the the a#7oining installe# 6ricks. "inish 7oints to face work after 'ortar has 6egun to stiffen 6) s8uare raking. "ollow specifie# stan#ar# for the 'ai'u' la)er of

6ricks installation per #a).

5.2.7.1 Work preparation:

-fter re'oing for'work of sla6B floor cleaning shall 6e #one for 'arking.

Sure) group shall re=esta6lish center lineB ink 'arks shall 6e applie# to a re=locate#

'argin lines of 6rick walls on colu'ns an# sla6s.

-#7ust #eiate# anchor 6ars that will connect to 6rick walls .

(o6ili/e 6ricksB ce'entB 'ortarB waterB scaffol#ing to construction area.

5.2.$.2 Construction or#er:

9rick work shall 6e constructe# fro' 6otto' to top processB 'ain walls shall 6e lai#

first followe# 6) partition walls.

9oun#ar) walls shall 6e 6uilt first followe# 6) partition wall.

5.2.$.3 Checking:

Check regularl) the erticalit) an# straightness #uring 6rick la)ing 6) ruler an#

plu'6. Stretche# cor# to 6oth en#s to ensure 6rick la)ing course are in straight line.

5.2.8 STRUCTURAL STEEL ROOFING WORK

5.2.*.1 . Structural Steel :

1. (aterial an# Receiing

(anufacturer of steel 'aterials shall 6e propose# to the engineer for approal prior to

procure'ent an# #elier). -ll steel 'aterials #eliere# to the fa6rication shopB shall 6e

Page 1*






inspecte# an# checke# 6) the recipient. Delier) #ocketsB 'ill certificates B 8uantit) an#

ph)sical propert) checking of the 'aterial shall 6e perfor'e# 6efore unloa#ing. 0nferior

an# su6 stan#ar# 'aterials are re7ecte# an# preente# fro' unloa#ing. The 'aterial

technical #ataFs fro' the 'ill certificate shall 6e confir'e# 6) con#ucting la6orator) test

on sa'ple taken fro' the #eliere# 'aterials. Asage of the 'aterial #epen#s on the test

result for the specifie# stress re8uire'ents.

2. Shop "a6rication

Prior to fa6ricationB shop #rawings shall 6e su6'itte# to the engineer for approal.

9en#e# steel 'e'6ers shall confor' to the approe# shop #rawing. 0n or#er to 'aintain

8ualit) an# 'ini'ise the installation an# asse'6l) perio#B painting 'ust 6e #one in thefa6rication )ar#.

3. %rection work

Detaile# erection se8uence for each structure approe# 6) the %ngineer shall 6e

ac8uire# prior to erection. (o6ile cranes will 6e use# for the erection. Te'porar)

6racings shall 6e prepare# 6efore colu'n erection in or#er to 'aintain the erticalit) an#

align'ent. -fter checking proper align'entB fasten these steel 'e'6ers 6) connectors of

high strength 6olt an# tighten it accor#ing to its specifie# tor8ue 'o'ent re8uire'ent 6)

using tor8ue wrench or special tightening han# tool. Touch up paint will 6e applie# to all

scratche# surfaces to restore its re8uire# teture surfaces.

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%rection of Steel Structure

4. (etal Roofing an# Cla##ing Work

The 'aterial for 'etal roofing an# cla##ingB inclu#ing shop #rawing re8uire'ent for this

work shall 6e su6'itte# to %ngineer for approal. The 'aterial shall 6e fa6ricate# 6ase#

on the approe# shop #rawings su6'itte# to the 'anufacturer.

9asic Steps for installation of 'etal roofing an# cla##ing is eplaine# 6elow.

Step 1: %sta6lish the gri#s an# eleations 6ase# on the stan#ar# proce#ure in eecuting

this work ite' or releant accepta6le 'etho# through 'arkings using stretche# string or

wire along its gri# or eleation.Step 2: "iing 'etal sheets onto purlin an# girt using self=tapping screws.

Step 3: Sealant shall 6e applie# at proper wrappe# portion 6ase# on the 'anufacturerFs

shop #rawing

Step 4: "i flashingsB tri'sB guttersB #own spout pipes an# louers.

5.2.*.2 . Roofing Work :

Roofing 'aterial an# shop #rawing for this t)pe of work shall 6e su6'itte# to the engineer

for approal.

0nstallation proce#ure shall confor' to 'anufacturerFs pro#uct technical specification on

installation. Precautions against acci#ent shall 6e well consi#ere# for its sensitieness in

eecuting this work.

9efore placing waterproofing 'e'6raneB the surface shall 6e thoroughl) cleane# an#

pri'er paint shall 6e applie# in #r) con#ition. -ppl) waterproofing 'e'6rane on pri'er

coate# surfaceB 6) pre heating to a#here fir'l). erlapping portion of waterproofing

'e'6rane shall 6e carefull) 6on#e# with each other to aoi# water leakage.

5.2.*.3 . ccupational ealth -n# Safet) Control for Steel Structure Work.

%er)6o#) who will carr) out the works shall use all the necessar) protectie or safet)

gears an# a6i#e 6) the occupational health an# safet) control plan of the pro7ect to aoi# the

occurrence of acci#ent an# 'ini'i/e the potential cause of ha/ar#. Working areas shall 6e

proi#e# with warning #eices signageFs or 6arriers B an# fre8uentl) checke# 6) Safet)

%ngineer #uring work ti'e.

Page 2,






%nsure all ehicles an# e8uip'ent is safe an# full) efficientB guar#e# an# e8uippe# with

safet) #eices an# has 6een su67ecte# to necessar) test.

(ake sure that operatorsB #riers an# atten#ants will onl) concern the'seles on the

e8uip'ent for which the) hae 6een thoroughl) traine#. Check working efficienc) of

e8uip'ent for its inten#e# purposeB an# its ali# registration an# cali6ration certificates.

Safet) lifelines shall 6e proi#e# to all eleate# work areas to enhance connection point

safet) harness or 6elts use# 6) workersB especiall) to a location where scaffol#ing

i'possi6le. -ll workers working higher than 1.5 'eters 'ust wear a safet) harness or 6elt.

The safet) line 'anufacturerOs reco''en#ations for use shall 6e strictl) followe#.

5.2.! FINISHING WORK

5.2.&.1 Door + Win#ow works

DoorsB louers an# win#ows shall 6e of the approe# ones an# in co'pliance with the

specification. 0nstallations shall 6e 'a#e in accor#ance with the sche#ule to keep finishing

work in se8uence an# to aoi# lapping of actiities that cause #ela) or #a'age i'pact to

other finishing work. 0nstalle# #oorsB louers an# win#ows shall 6e keep protecte# to aoi#

#a'ages cause# 6) other ongoing finishing works an# other parties.

5.2.&.1 Plastering

The thickness an# 'i proportion of 'ortar for plastering or ren#ering shall 6e in accor#ance

with the specification an# the 'iing an# knea#ing process is to 6e #one 'anuall) or 6)

porta6le 'ier. Ce'ent shall 6e of the stan#ar# or#inar) Portlan# ce'ent an# san#B source#

out fro' lan# or rier an# shall 6e approe# 6) the %ngineer.

5.2.&.2 Tiling

Tile 'aterial an# shop #rawing for tile la)out or arrange'ent shall 6e su6'itte# to engineer

for approal. Prior to tile la)ing concrete surface where tile is lai# shall 6e cleane#B free fro'

#ustB oilB grease an# other ele'ents that woul# affect 8ualit) of tile 6e# 'ortar. 9e# 'ortar of

specifie# 'i proportion 1:3 is place# an# sprea# eenl) with a 'ini'u' thickness of

1,'' oer the area to 6e tile#. Tiles are then lai# oer the eenl) applie# 6e# 'ortar until it

a#here fir'l) inplace.Tile gaps shall 6e fille# up with grout of approe# t)pe or as specifie#

in the plan. -fter grouting tile# area shall 6e cleane# fro' ecess grout to keep the work

clean as specifie#.

5.2.&.3 Painting






Paint 'aterial shall 6e of the approe# one in accor#ance with specification. Surface

preparation 6efore painting shall confor' to the 'anufacturerFs instruction to each kin# of

paint 'aterial. ;u'6er of coatB #r) fil' thickness shall co'pl) with the approe# paint

sche#ule. Where re8uire#B final coat shall 6e carrie# outB after or al'ost all of the work

near6) is co'plete# to 'ini'i/e #a'age.

5.2.&.4 Ceiling Work

The 'aterial for ceiling shall 6e su6'itte# to the engineer for approal. Shop #rawing for

ceiling la)out an# arrange'ent plan shall 6e approe# 6) the %ngineer. -n# proper

coor#ination to (% works shall 6e 'a#e to aoi# lapping of works that cause #ela) in

eecuting the work.angers shall 6e installe#B fastene# an# fie# properl) un#er the concrete sla6 or steel

structural 'e'6ers. Then thin gauge an# light steel fra'e is installe# to enhance leel

a#7ust'entsF re8uire#. (+% works a6oe ceiling shall 6e co'plete# 6efore installing the

ceiling fra'e.

Deflections or #a'age on the T=runner fra'e shall 6e repaire# prior to installation of the

g)psu' 6oar#.

5.2.1" MECHANICAL ELECTRICAL WORK

5.2.1,.1 -ir Con#itioning an# ?entilation Work

(anufacturer an# %8uip'ent of -ir Con#itioning an# ?entilation s)ste' inclu#ing shop

#rawing plans an# all sche'atic la)outs for these works shall 6e su6'itte# to the %ngineer

for approal. -ll slots in eterior walls inten#e# for pipe crossing shall 6e 'a#e i'perious.

Shop #rawings of ceilings an# walls shall reflect location of air con#itionerB entilator an#

#uctsB to account for the 6alance #istri6ution of other e8uip'ent. 0nstallation of air

con#itionerB entilatorB air inlet an# outletB inclu#ing pipesB #ucts an# other relate# fittings

shall confor' as in#icate# in the shop #rawings. %haust pipe#uct shall slope# #ownwar#

fro' insi#e to outsi#e.

5.2.1,.2 Plu'6ing Work

(aterial an# e8uip'ent for Plu'6ing work an# shop #rawings shall 6e su6'itte# to the

engineer for approal.

%caation an# trenching of soilB preparation of sleees on floorB wall an# 6ea' where there

are necessar) in structures shall 6e well consi#ere#.

9efore 6eing installe#B all pipes shall 6e thoroughl) cleane#B free fro' an) scalesB 6urrsB

rusts an# o6structions.






Prefa6ricationB installation an# 7ointing of pipes inclu#ing fittings with a#hesie for P?C

'aterialB inclu#ing alesB strainersB an# flei6le 7oints shall 6e #one carefull).

-#e8uate pipe supportsB hanging steel 6ars an# anchorage shall 6e proi#e#.

Sealing of pipe sleees shall 6e #one properl).

Pressure test for water suppl) pipes an# flushing test for #rainage pipes shall 6e perfor'e#.

9ack=fill an# co'paction of soil for un#ergroun# piping shall 6e #one carefull).

5.2.1,.3 %lectrical Work

(aterial an# e8uip'ent for %lectrical work an# shop #rawings shall 6e su6'itte# to the

%ngineer for approal.

Preparation for efficient wire or ca6le la)ing such as confir'ation of the eact locationswhere the) are to 6e lai#B cleaning the trenches or #uctsB scraping6rushing insi#e of the

#uct 6ankB pipes or con#uits an# so on shall 6e #one.

-ll ca6le connections shall 6e 'a#e insi#e #istri6ution 6oar#J pull 6o an# outlet 6o etc.

an# the connection shall neer 6e epose# or insi#e of con#uits.

Ca6le align'entB 6in#ingB fiingB wall penetration sealingB ca6le 'arkingB ca6le penetration

into con#uits 6etween ca6le tra)sB #ucts an# Eo6=site 7unction 6oes an# si'ilar shall 6e

'a#e properl).

-#e8uate press=sae couplingB wire connector or press co'6ine ter'inal etc. will 6e use# as

a principle for the connection of wires an#or ca6les.

0n the case of line pipe ecee#ing 3,' for one section or where lea#ing in is #ifficultB pull

6o shall 6e use#.

"iing 'etho# of #istri6ution 6oar#s etc. shall 6e specifie# on the construction #rawingB an#

shall 6e fie# accor#ingl).

The position of lighting apparatus shall 6e in#icate# on ceiling allotte# sketch in a#anceB

taking 6alance with other facilities apparatus.

"iing height of switch an# socket outlet shall 6e shown on the shop #rawing securing the

approal of the consultant an# shall 6e fie# accor#ingl).

5.2.11 TESTING AND TRIAL RUN

-fter installation of (echanical an# %lectrical e8uip'entB test an# inspection inclu#ing

their recor# reports will 6e #one. Trial operation shall 6e procee#e# to a#7ust an# check the

function of e8uip'ent.






6. CONSTRUCTION SCHEDULE :

See -ttach= -ppen#i=3

7. ORGANI#ATIONAL CHART






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8. INSPECTION UALITY CONTROL

*.1 !eneral

The Contractor shall su6'it the na'e an# appropriate #etails of an) in#epen#ent testing

organi/ation to the engineer for approal 6efore an) construction work for 9uil#ing

co''ence.

*.2 (aterials Testing

(aterials testing is to 6e carrie# out 6efore #elier) of 'aterials into the site an# 8ualit)

certificate shall 6e su6'itte#.

!. SAFETY CONTROL

The pro7ect Safet) Plan is esta6lishe# for the Construction of C-0 (%P 0;T%R;-T0;-@

C;T-0;%R T%R(0;-@ in ?ietna' 6ase# on ccupational ealth an# Safet) an#

Reha6ilitation (anage'ent (anual of TTE?.

The safet) control of works shall 6e 'aintaine# an# ensure its co'pliance through=out the

co'pletion perio# so that works can 6e eecute# s'oothl) without unnecessar) interruption.

0'portance shall 6e place# on the preention of an) acci#ent such as personal in7ur) B

#a'age to structures an# work itself.

0n generalB safet) rules an# regulations stipulate# 6) the goerning authorities of ?ietna' as

well as 6) the client shall 6e o6sere#.

1". EN@IRONMENT CONTROL

The Pro7ect %niron'ental (anage'ent Plan %(P a##resses the re8uire'ents for

%niron'ental (anage'ent B outlining how the scope B as #escri6e# 6) the Con#itions of

Contract B will 6e i'ple'ente# to achiee the ke) o67ecties for C-0 (%P

0;T%R;-T0;-@ C;T-0;%R T%R(0;-@ PRE%CT B an# has 6een #esigne# to

co'pl) with the intent of S-S 1*,,1 an# 0S 14,,1.

9uilt into this operating s)ste' will 6e C-0 (%P 0;T%R;-T0;-@ C;T-0;%R

T%R(0;-@ PRE%CT Specification re8uire'ents Bas #efine# in the contract. This

Page 2






%niron'ental (anage'ent Plan will incorporate work 'etho# state'entsB inspectionsB test

plans B an# check sheets are #eelope# to coer the particular re8uire'ents of this pro7ect.

This Plan is esta6lishe# 6ase# on the %niron'ental (anage'ent (anual of TTE?.

11.A&*,

1. > -pplica6le Co#es an# Stan#ar#s

2. > Drawing @ist for 9uil#ing

3. = 9uil#ing Construction Sche#ule4. > 0nspection an# Test Plan

Page 2$






A&*, ; 1

-pplica6le Co#es an# Stan#ar#s

Page 2*






A&*, ; 2

Drawing @ist for 9uil#ing

Page 2&






A&*, ; 3

9uil#ing Construction Sche#ule

Page 3,






A&*, ; 4

0nspection an# Test Plan

building work method statement

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