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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
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CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
1 %& 12
C!'!L WOR#S PROCE(RE )METHO STATEMENT FOR
EARTHWOR#S
Prepared by:
FRE!E N$ RAGAASCQC – Civil Works
Reviewed by:
ARNOL C$MACARAEG
Deputy Site Manager
EBASH!SHCHA#RA'ARTT*
Site Manager
Approved by:
ROBERT A$ BACENADeputy Project Director
GAETANO P!SAP!AProject Director
ExecutionDate
RevisionNumer
Revision !ype
Description o" C#angesPage
$%ecte&'riginator
05-24-12 ∅ New Initial Issuance -F Ra!aas" #$#-#ivil
%or&s
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
2/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
2 %& 12
T+e %& C%n.en./()* P+RP'SE...............................................................................................................3
,)* SC'PE '- W'R. ................................................................................................3
,)( /eneral Description........................................................................................3
,)( !ools an& E0uipment.......................................................................................4
,)1 Materials..............................................................................................................4
,)2 Site planning 3 preparation.........................................................................4
,)4 Work Met#o&ology...........................................................................................5
,)5 'rgani6ation7 Responsiilities 3 Supervision........................................9
,)8 Work -orce........................................................................................................10
1)* RE-ERENCES.....................................................................................................11
2)* EN9:R'NMEN!$;7 S$-E!< $ND =E$;!=.................................................11
2)( >o Sa"ety $nalysis.......................................................................................11
2), Protective 3 Sa"ety E0uipment..............................................................11
2)1 :n"ormation to Personnel............................................................................11
2)2 Emergency Proce&ures...............................................................................11
4)* Q+$;:!< $SS+R$NCE.....................................................................................11
4)( Quality Re0uirements !ale.......................................................................11
5)* $PPEND:CES......................................................................................................12
Table of Figures:
FI'(R) 1: #*)ARIN' + 'R(,,IN' 8FI'(R) 2: ,A#FI**IN' .#/)) 00 #3PA#) /)I'/ P)R *A6)R7 8FI'(R) : A#(A* F A#I8I6 (.IN' .P))6 3I.(R) ).)R ?
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
3/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
3 %& 12
1$0P(RPOSE
!#is &ocument provi&es a met#o& statement in estalis#ing acompre#ensive an& &etaile& met#o&ology an& ot#er re0uirements "or eart#@orksin accor&ance @it# t#e contract speciAcations an& in con"ormity @it# approve&plans an& &ra@ings
2$0SCOPE OF WOR#
2.1 General Description
!#is construction met#o& statement provi&es a &etaile& met#o&ology an&proper se0uence to e a&opte& in eart#@orks inclu&ing preBconstruction survey7clearing an& gruing7 removal o" structures an& ostructions7 #auling out o" unsuitale materials7 excavation7 sugra&e7 ackAlling an& compaction inclu&ingt#e utili6ation o" eart# moving e0uipment an& tools7 materials an& @ork"orcenecessary to accomplis# t#is speciAc item o" @ork in con"ormance @it# t#ere0uirements an& speciAcations o" t#e contract)
!#e scope o" t#is @ork met#o& involves preBconstruction survey @orks to&etermine original groun& &ata an& covers clearing7 gruing7 removing an&&isposing all vegetation an& &eris as &esignate& in t#e Contract) $ll sur"aceojects @it#in at least 1**mm &ept# an& all trees7 stump7 roots7 organic matteran& ot#er protru&ing ostructions7 not &esignate& to remain s#all e cleare&an&or grue&7 inclu&ing mo@ing as re0uire&) Fuil&ings7 "ences7 structures7 ol&pavements7 aan&one& pipe lines an& any ostruction @#ic# are not planne& toremain s#all also e remove& an& &ispose& properly)
Excavation @orks s#all e Anis#e& to reasonaly smoot# an& uni"ormsur"aces) FackAlling @orks s#all "ollo@ "rom a prepare& sugra&e alrea&y
strippe& an& cleare& o" all vegetation an& &eris an& t#e re0uire& ackAlling@orks ma&e up o" satis"actory materials @#ic# passes t#e re0uirements an&speciAcations o" t#e Contract) !#ere s#all e a minimum 1**mm compacte&layer covering t#e "ull stretc# o" t#e area eing compacte& an& it s#allsuse0uently pass -iel& Density !esting -D!at G4H o" t#e estalis#e&laoratory MDD Maximum Dry Density as speciAe& in t#e plans)
2.1 Tools and Equipment
!#e "ollo@ing items are t#e e0uipmenttools re0uire& "or t#is speciAcscope o" @ork consi&ering project sc#e&uling re0uirementsI
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
4/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
4 %& 12
N%$ Euen. . (n. Re+67/() Do6er ea)
,) Roa& /ra&er ea)
1) Dump truck ea)
2) =y&) Excavator ea)
4) Water truck ea)
5) 9iratory roller ea)
8) -D!ND/ apparatus set?) Survey e0uipment Set
Note: 9e nuber and ;uantities o< above e;uipent and plant will bedeterined to suit t9e contract pro!ra
2.3 aterials
Emankment materials s#all e constructe& o" suitale materialsacceptale in accor&ance @it# t#e contract re0uirements an& speciAcations an&may consists o" common material or rock)
+nsuitale materials not to e incorporate& in t#e @orks s#all e&iscar&e& an& &ispose& accor&ingly out o" t#e site premises) Suc# materialsmay contain &etrimental 0uantities o" organic origin like grass7 roots an&se@erage)
2.! "ite planning # preparation
$ preBconstruction survey jointly un&ertaken @it# t#e S;P/Crepresentatives s#all e un&ertaken to &etermine t#e extent an& limits o" t#eproject) Fenc#marks7 tie points an& ot#er re"erences s#all e estalis#e& as a
"uture re"erence in &etermining t#e re0uire& lines an& gra&es)
Existing structures s#all e remove& @#olly @#ile salvage& materials as&etermine& upon s#all e sa"eBkeep an& store& as &irecte&) !#is s#all e use& inconstruction o" temporary "acilities)
Prior to ackAlling @orks7 all necessary clearing an& gruing in t#at areas#all #ave een complete& in con"ormity @it# contract plans an& speciAcations)
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5/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
5 %& 12
$ll ackAlls s#all contain no muck7 peat7 so&7 roots or ot#er &eleteriousmatter) Rocks7 roken concrete or ot#er soli&7 ulky materials s#all not e place&in emankment areas @#ere piling is to e place& or &riven)
$pprove& ackAll materials s#all e source& out "rom ;ocal Quarry sitean& all unsuitale materials s#all e #aule& out o" t#e construction site)
2.$ %or& et'odolog(
OBJECT!'E
J !o ensure proper implementation o" t#e project ase& onproject plans&ra@ing speciAcations an& sc#e&ules)J !o ensure t#at construction met#o&s strictly "ollo@ t#e preBapprove& construction met#o& statement an& onBtime completiono" speciAc scope o" @ork)
SCOPE !#is proce&ure covers activities "rom preBconstruction survey tot#e con&uct o" -iel& Density !esting "or ackAlling an& compactionto c#eck i" it complies @it# t#e contract re0uirements)
Re/%n/.
A8.9.e/ Euen.:/
!n.e6&+8e/
Survey !eamDMC:S;P/C
Note ( Survey
e0uipmentSurvey -iel& Notes
-iel& EngineerSupervisor
DMC:Note ,
Dump truck3
Do6erMotor/ra&er
Daily ProgressReport
Survey !eamDMC:S;P/C
Surveye0uipment
Re0uest "or >ointSurvey
Survey -iel& Notes
-iel& EngrSupervisorP:C
DMC:
FackAlling Re0uest-orm
-iel& EngineerSupervisor
DMC:Note 1
Dump truck3
Do6erMotor/ra&er
Daily ProgressReport
-iel& EngineerSupervisor
DMC:Note 2
9iratoryRoller Daily Progress
Report
Conduct joint pre-construction survey
Undertae clearing!
Conduct joint surveyc#ecing as to location
and elevation
$u"mit re%uest for "acfilling&compaction at
$'P(C
Dump and spread "acfill
)
*nitially compact to levelsurface
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
6/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
; %& 12
Re/%n/.
A8.9.e/ Euen.:/
!n.e6&+8e/
-iel& EngineerSupervisor
DMC:
Note 4 Water truckDaily Progress
Report
-iel& EngineerSupervisor
DMC:Note 5 Motor /ra&er
Daily ProgressReport
-iel& EngineerSupervisor
DMC:Note 8 9iratory
Roller
Daily ProgressReport
-iel& EngineerSupervisorP:C
DMC:Notice o" testing
Q$QC !eamDMC: 3S;P/C
Note ?-D!
$pparatus-iel& Density !est
Report
Q$QC !eamDMC: 3S;P/C
Note G
Survey !eamDMC:S;P/C
Surveye0uipment Survey -iel& Notes
NOTE 1< C%n=u8. J%n. P6e-C%n/.6u8.%n Su69e() $ preBconstruction survey s#all e con&ucte& y DMC: operation
an& DMC: CQC representative @ill e con&ucte& to &etermine t#ere0uire& control7 estalis#ing enc#marks an& tie points
)
C#ec if needed +ater sprinling&aeration
'evel +it# motor grader toattain re%,d cro+n&level
Re-compact to ac#ievedre%uired density
Re%uest to conduct ieldDensity Test
Undertae ield DensityTest
RectifyNotedDefect
Pass No
/es
Record survey data of compacted area
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
7/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
" %& 12
NOTE 2< (n=e6.+7e Ce+6n>, G6un> ? /%/+() $ll vegetation7 &eris7 trees7 stumps7 roots an& ot#er protru&ing
ostruction s#all e cleare&) :t s#all also inclu&e t#e salvaging o" &esignate& materials an& ackAlling t#e resulting trenc#es7#oles7 an& pits)
Figure 1: Clearing & Grubbing
NOTE 3< u ? S6e+= B+87@ M+.e6+/() W#en ne@ emankmentackAll is to e place& against existing
ackAll7 t#e existing slopes s#all e continuously enc#e& overt#ose areas as t#e @ork is roug#t up in layers)
,) Roa&@ay ackAll o" eart# material s#all e place& in #ori6ontallayers not excee&ing 2**mm7 loose measurement an& s#all ecompacte& as speciAe& e"ore t#e next layer is place&)
Figure 2: Backfilling Scheme (300mm compacted height per laer!
NOTE 4< !n.+ C%+8. .% Le9e Su6&+8e
1$ $ compaction trial section s#all e con&ucte& to otain t#ere0uire& compaction e%ort to attain t#e necessary &egree o" compaction)
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
8/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
%& 12
NOTE 5< W+.e6 S6n7n>:Ae6+.%n() Water s#all e a&&e& or remove& i" necessary7 in or&er to otain
t#e re0uire& &ensity),) Removal o" @ater s#all e accomplis#e& t#roug# aeration y
plo@ing7 la&ing7 &iscing or ot#er met#o&s satis"actory toac#ieve t#e ojective)
NOTE ;< Le9e : M%.%6 G6+=e6 .% A..+n Reu6e= C6%n:Le9e
() $s t#e compaction o" eac# layer progresses7 continuous levelingan& manipulating @ill e re0uire& to assure uni"orm &ensity)
NOTE "< Re-8%+8. .% A8e9e= Reu6e= en/.() !#e Contractor s#all compact t#e material place& in all
emankment layers an& t#e material scariAe& to t#e &esignate&&ept# until a uni"orm &ensity o" not less t'an )$* of t'ema+imum dr( densit( &etermine& y $S!M DB(448 Met#o& F7is attaine& at a moisture content suitale "or suc# &ensity)
Figure 3:
"ctual F#$ acti%it uing
Speed 'oiture $eter
NOTE <C%n=u8. Fe=en/. Te/.
() -iel&Density !ests
-D! s#all e con&ucte& "orevery layer o" compacte& material in accor&ance @it# $S!M DB
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CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
D %& 12
(445B*8 or ot#er approve& Ael& &ensity tests inclu&ing t#e use o" properly calirate& nuclear testing &evices) !#e "ollo@ingproce&ure s#o@s t#e steps nee&e& to con&uct t#e -D!I
a) Select a location t#at @ill e t#e representative o" t#e areato e teste&)
) Place t#e metal ase plate to t#e selecte& location an&secure t#e metal ase plate on t#e groun& y provi&ingnails on t#e e&ges)
c) Make a #ole accor&ing to t#e &iameter o" metal ase plate7at least (4cm &eep)&) Secure t#e soil sample in a plastic or container t#en @eig#
an& recor& it)e) $"ter @eig#ing place it on top o" t#e #ole t#en open t#e
valve o" t#e san& cone apparatus7 @ait until t#e #ole is "ullt#en close t#e valve an& @eig# again an& recor&)
") /et a ,*grams o" soil sample an& put it in t#e spee&ymoisture content apparatus t#en s#ake7 recor& t#emoisture content result)
g) Calculate t#e "ollo@ing using t#e "ormula state& in t#e -D!
"orm see attac#menti) +se& san&ii) San& to All t#e #oleiii) 9olume o" test #oleiv) :n place @et &ensity o" soilv) :n place &ry &ensity o" soil
vi) H compaction otaine&
,) $t least one !roup o< t9ree in-situ density tests s#all e carrie&out "or eac# 4** s0)m) o" eac# layer o" compacte& All)
NOTE D< E9+u+.%n %& Te/. Re/u.() :" y suc# tests t#e speciAe& &ensity an& moisture con&itions
#ave not een attaine&7 t#e Contractor s#all per"orm a&&itional@orks as may e necessary to attain t#e speciAe& con&itions)
2., Organi-ation Responsibilities # "uper/ision
,)5)( Personnel 'rgani6ationDuring t#e execution o" @ork un&er t#is &ocument t#e "ollo@ing
personnel @ill e &eploye& as minimum I
• Project Supervisor-iel& Engineer
• Q$QC :nspector• E0uipment :nBc#arge
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
10/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
10 %& 12
• Sa"ety 'Kcer
,)5), Responsiility 3 Supervision
:t is t#e responsiility o" t#e ContractorLs sta% an& personnel tocomply @it# t#e proce&ures set out in t#is &ocument ) !#e responsiilities o" t#e key personnel are outline& "or clarity an& easy re"erence elo@)
a) Project Supervisor-iel& EngineerIo Ensure t#at Construction Met#o& Statement is strictly "ollo@e&)
o Monitor t#e implementation o" @ork plan)
o Coor&inate @it# t#e Q$QC team "or all NonBCon"ormance Report
an& un&ertake reme&ial action)
) Q$QC :nspector Io Ensure t#at :nspection !est Plan is strictly "ollo@e&)
o Monitor t#e implementation o" approve& QC plan)
o Control all NonBCon"ormance Report an& un&ertake reme&ial action)
c) E0uipment :nBc#arge Io Ensure t#at re0uire& e0uipment are availale an& in @orking
con&ition)o Ensure t#at e0uipment &ispatc# "ollo@s t#e approve& sc#e&ule)
&) Sa"ety 'Kcer
o Ensure t#at all personnel #ave un&ergone sa"ety in&uctiontoolox)
o Ensure t#at all Ael& personnel comply @it# t#e clients ES3 = plan
re0uirements)o Reports an& investigate all acci&ents an& inci&ents)
2.0 %or& Force
N%$ T6+=e . (n.() =eavy E0uipment
'peratorea)
,) Spotter ea)
1) ;aoratory !ec#nician ea)
2) ;aoratory $i&e ea)
4) ;aor=elper ea)
5) :nstrumentman ea)
8) Survey $i&e ea)
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8/18/2019 2x150mw Dmci Cwp 001 Earthworks
11/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
11 %& 12
Note: 9e Nuber o< persons s9all be selected in accordance wit9 wor&conditions and re;uireents
3$0REFERENCESo Contract Documents
o =ealt# an& Sa"ety Plan
o DPW= Stan&ar& SpeciAcations ,**2
o $S!M =an&ook
4$0EN'!RONMENTAL, SAFET* AN HEALTH
!.1 ob "afet( nal(sis
See >o Sa"ety $nalysis
!.2 rotecti/e # "afet( Equipment
Personal sa"ety e0uipment is a must to e @orn at all site activities) Cotton gloves
Sa"ety S#oes
Sa"ety goggles @it# si&e protection
Dust Mask
=ar& #at
!.3 4nformation to ersonnel
!ool ox meeting @ill e con&ucte& y Sa"ety 'Kcer or
Supervisor ) $ll sa"ety relate& matters must e emp#asi6e& to t#e @#ole
team)
!.! Emergenc( rocedures
:n case o" Emergency situation 7 t#e Contractor s#oul& "ollo@ t#eEmergency Proce&ure an& Emergency an& Evacuation Response Plansumitte& an& approve& y t#e management)
5$0(AL!T* ASS(RANCE
$.1 5ualit( Requirements Table
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12/12
CIVIL WORKS PROCEDUREEffectivity Date:
June 4, 2013
Project Name:
2 x 150MW SLPGC CFB POWER PLANT PROJECTPHASE 1
Document Code:
2X150MW-MC!-CWP-00"
Document Title:
METHO STATEMENT FOR EARTHWOR#SRev. No.
0$0Page No.
12 %& 12
Te C%+n8e Re+67/() -iel& Density !est