Table of Contents
1. 2. 3. 4. 5. #. &. *. +.
SCOPE........................................................................................................................... REFERENCE REFERENCE .......................... ............................ .......................... .......................... ........ DEFINITION ....................... .......................... ............................ .......................... .......... RESPONSIBLITIES RESPONSIBLITIES ......................... .......................... ............................ ......................... EXECUTION OR!NI"!TION OR!NI"!TION .......................... ............................ .......................... ........ $OR% PROCEDURE........................ PROCEDURE........................ ............................ .......................... ....................... 'U!LIT( RE'UIRE)ENT RE'UIRE)ENT ................................................. ..................... ............................ .......................... ................ SUB)ITT!LS.............................................................................................................. !PPENDIX..................................................................................................................
WORK METHOD STATEMENT (Construction a!e
of
Maintenance
Road-KGI)
" of #$
1.
SCOPE
T%is is Wor&in! Wor&in! Met%od State'ent s%a e i'*e'ented to t%e SITE REARA REARATION +or& of Wasit Gas ant for t%e S,.,R RAICAR OADING .ACIITIES RO/ECT0 T%e SITE REARATION +or& s%a e t%e Eart%+or& consistin! ut not i'it to Ceanin! 1 Gruin!2 E'an&'ent 32 Cuttin!2 Co'*actin! and Dis*osa for t%e *re*aration *re*aration of *atfor' su**ort t%e Road4faciit5 structure0
"0
RE.ERENCE
T%e seection of 'ateria and e6ui*'ent2 and t%e construction2 construction2 'aintenance s%a e referenced and co'*5 +it% t%e atest edition of t%e codes and standards isted eo+2 uness ot%er+ise noted0
"0#0
Saudi Ara'co En!ineerin! Standards
(a)
SAES-A-### 7orro+ it Re6uire'ents
()
SAES-A-##8 E9ca:ation and 7ac&3
(c)
SAES-;-<<$ As*%at and Sufur E9tended As*%at Concrete
a:in!
"0"0
Saudi Ara'co Genera Instructions
(a)
"0=0
GI-<<<"0#<< GI-<<<"0 #<< Wor& er'it S5ste'
Saudi Ara'co Manuas
(a)
Saudi Ara'co Construction Construction Safet5 Manua
()
Saudi Ara'co 7astin! Ser:ices Manua
"080
;uait5 re6uire'ent > Sc%edue ?;@
"00
Industr5 Codes and Standards Standards
Sois .iner
(a)
ASTM C#=$ Sie:e Ana5sis of .ine and Coarse A!!re!ates
()
ASTM D8"" artice-SiBe Ana5sis of Sois
(c) ASTM D##8< Standard Test Met%ods for A'ount of Materia in t%an t%e No0 "<< (-u') Sie:e
(d) ASTM D#$ Standard Test Met%od for Densit5 and ,nit Wei!%t of Soi in ace 5 t%e Sand-Cone Met%od (e) ASTM D# aorator5 Co'*action C%aracteristics C%aracteristics of Soi ,sin! Modi3ed Eort $2<<< ft-f4ft ("<< KN- M4M)
(f)
ASTM D"8F Cassi3cation of Sois for En!ineerin! ur*oses
(!) ASTM D8"= Ma9i'u' Inde9 Densit5 and ,nit Wei!%t of Sois ,sin! a irator5 Tae (%) ASTM D8"8 Mini'u' Inde9 Densit5 and ,nit Wei!%t of Sois and Cacuation of Reati:e Densit5 (i)
ASTM D8=#F i6uid i'it2 astic i'it and asticit5 Inde9 of
Sois
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Sufur Raicar oadin! .aciities roect SR.-S-#8#-<<<8
WORK METHOD STATEMENT Re:
" (SITE REARATION-WG)
a!e
8 of #$
"0$0
rocess Industr5 ractices
(a) S*eci3cation
I CS<"#<< Site re*aration2 E9ca:ation2 and 7ac&3
=0
DE.INITION
=0#0
7rac&is% Water
7rac&is% Water +it% Tota Disso:ed Soids of #<2<<< **' or 'ore
=0"0
Cean Sand
Soi 'eetin! t%e foo+in! !radation containin! ess t%an = +ei!%t of or!anic 'ateria or ca5J Sie:e SiBe ercent assin! in ($0"'') #<< No0 #< ("0<< '') L<-#<< No0 "<< (<0<'') #< or ess
=0=0
Co'*an5 Re*resentati:e
Saudi Ara'cos aut%oriBed re*resentati:e +it% o:era aut%orit5 and res*onsiiit5 for t%e *roect0
=080
Contract or Contract Docu'ents
An5 and a docu'ents2 incudin! desi!n dra+in!s2 +%ic% Saudi Ara'co %as trans'itted or ot%er+ise co''unicated2 eit%er 5 incor*oration or 5 reference2 and 'ade *art of t%e e!a contract or *urc%ase order a!ree'ent et+een Saudi Ara'co and t%e Contractor0
=00
Contractor
T%e *art5 res*onsie for *erfor'in! e9ca:ation and ac&32 incudin! +or& e9ecuted t%rou!% t%e use of su-contractors
=0$0
Dune Sand
Dune Sand is +ind-de*osited sand consistin! of reati:e5 sin!e-siBed *artices !enera5 *assin! t%e No0 #$ sie:e (#0#F '') and usua5 containin! ess t%an #< soi *artices *assin! t%e No0 "<< sie:e (<0<8 '')0
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Sufur Raicar oadin! .aciities roect SR.-S-#8#-<<<8
WORK METHOD STATEMENT Re:
" (SITE REARATION-WG)
a!e
of #$
=00
.i Materia
.i Materia +i e !ra:e2 sand or 'ar $0"0# of SAES-A-##8 and
as s*eci3ed 5
reco''ended 5 Geotec%nica In:esti!ation Re*ort *ro:ided 5 t%e Co'*an50
=0F0
Hard Roc&
Hard Roc& see Roc& E9ca:ation2 section 0of SAES-A-##8
=0L0
Mar
Mar is a +ide :ariet5 of cacareous soi 'aterias found in Saudi Araia +%ic% 'a5 :ar5 fro' ca5 to !ra:e siBes and often incude coe and ouder siBed *ieces0
=0#<0
Roc&s
Roc&s %a:e :arious %ardness and en!ineerin! *ro*erties0 Roc& 'a5 refer to an5t%in! fro' edroc&0
intact
ouder-siBe See section
indi:idua 0 for
*ieces
to
%ard2
cassi3cation of roc& 5 e9ca:ation 'et%od0
=0##0
SA7KHA
SA7KHA consistin!
!enera5
is
a of
saine (!enera5 saturated2
coasta)
oose sit5 sand and *ossi5 ca50
=0#"0
Seect .i Materia
Seect .i Materia see section $0"0" of SAES-A-##8
=0#=0
Soft Roc&
Soft Roc& see Nor'a E9ca:ation2 section 0 of SAES-A-##8
80
RESONSI7ITIES
de*osit
80#0
Construction Mana!er CMP
T%e Construction Mana!er +i e in c%ar!e of construction acti:ities assisted 5 roect En!ineers2 Site en!ineers2 Assn0 En!ineers2 /unior En!ineers and Su*er:isors2 +%o +i e9ecute and su*er:ise eac% and e:er5 +or&0 T%e asic functions of t%e Construction Mana!er and %is tea' of en!ineers and su**ort sta incudeJ
- Su**ortin! t%e Site Mana!er in roect Mana!e'ent acti:ities - Construction Mana!e'ent - Coordination and su*er:ision of Sucontractors
----------------------- a!e #<-----------------------
Sufur Raicar oadin! .aciities roect
SR.-
S-#8#-<<<8
WORK METHOD STATEMENT Re:
" (SITE REARATION-WG)
$ of #$
- Entire Construction Acti:ities assi!ned to t%e'0
a!e
- I'*e'entation of en:iron'enta *rotection 'easures
80"0
;uait5 Contro Mana!er ;CMP
Estais%2 'aintain roect ;uait5 an
and i'*e'ent and O:era
t%e
a**ro:ed
res*onsie in 6uait5 for a construction acti:ities incudin! 'aterias recei:in! as to t%e a**icae codes and standards and contro t%e 6uait5 contro *ersonneQs ins*ection acti:ities to ensure co'*iance +it% t%e 6uait5 re6uire'ent0
80=0
;uait5 Contro Su*er:isor ;CSP-Rai+a5 art
I'*e'ent t%e roect ;uait5 an to t%e *roect and Direct res*onsie in 6uait5 and estais% t%e IT2 'ana!e t%e ins*ection of t%e +or& and re:ie+ t%e acti:it5 of t%e ;uait5 Contro Ins*ector0 A 3ed 6uait5 contro docu'ent and ins*ection records as to t%e re6uire'ent of Sc%edue ?;@ s%a e *re*ared2 'aintained and su'it to ;CM0
8080
;uait5 Contro Ins*ector ;CIP-Rai+a5 art
Res*onsie in 6uait5 contro of t%e +or& *ro:idin! t%at *%5sica ins*ection in routine for e:er5 sta!e of t%e acti:ities as to t%e codes and standards and *rocedures and dei:er t%e
tec%nica ad:ice to t%e construction tea' to &ee*in! t%e 6uait5 re6uire'ent0 A t%e ins*ection acti:it5 s%a record as *er t%e desi!nated c%ec&ist su'it to ;CS and raise t%e R.I as u*on satisfaction of t%e ins*ection resut !uided 5 ;CS4;CM
800
Safet5 Ocer
Ensure a +or& *er'its are a:aiae *rior to co''ence'ent of an5 +or& as *er Saudi Ara'co Wor& er'it S5ste'0 C%ec& *ersonneQs co'*iance +it% safet5 re6uire'ents2 suc% as +earin! ersonne rotection E6ui*'ent (E)0 C%ec& +or& areas for an5 unsafe conditions0 iaise +it% .ied Su*er:isors and .ore'en t%at +or& is carried out in accordance +it% roect Safet5 an 4 rocedure0
80$0
.ied Contro Mana!er .CMP
Ensure to Mana!e t%e roect Co''unication and res*onsie for CientQs re:ie+ and a**ro:a of Dra+in!s2 Data and estais% t%e Tec%nica resoution to t%e *roe' if occurred durin! t%e +or&0
800
.ied En!ineerin! Mana!er .EMP
Ensure to *ro:ide tec%nica su**ort to construction o*eration section and *ro:ide I.C dra+in!s ase on !eotec%nica in:esti!ation re*ort (Geotec%nica .ie "<#=4F8)2 'ateria s*eci3cations2 standards and tec%nica s*eci3cations0
----------------------- a!e ##-----------------------
Sufur Raicar oadin! .aciities roect
SR.-
S-#8#-<<<8
WORK METHOD STATEMENT Re:
" (SITE REARATION-WG)
a!e
of #$
0
EEC,TION ORGANIUATION
0#0
E6ui*'ent and Man*o+er
T%e ca*acit5 of t%e eo+ 'entioned e6ui*'ent and 'an*o+er s%a e 'oiiBed in
accordance +it% site conditions and re6uire'ents0 7eo+ isted e6ui*'ent +i e t%e *rinci*a0
0#0#0
H4E6ui*'ent an
Descri*tion
Ca*acit5
,nit
;Qt5
E9ca:ator
<0FV#0='=
Nos0
Du'* Truc&
"8'=
Nos0
<
Motor Grader
=0$M
W%ee oader
"0L'=
Nos0
F
Nos0
=
irator5 Roer
#
Nos0
#<
7u DoBer
=$ton
Nos0
#
ate Co'*actor #
Industria
Nos0
Water Truc&
<<<
Nos0
=
0#0"0
Man*o+er an
Descri*tion
;Qt5
Res*onsie
O:era res*onsie in construction of t%e Site Construction Mana!er
# re*aration Wor&
Site En!ineer *re*aration Wor&
"
Direct Res*onsie for Site
8
Su*er:isin! t%e Wor&
Site Su*er:isor
Sur:e5or
Sur:e5or %e*er
"
In c%ar!e of Sur:e5in! Wor&
8
Assist Sur:e5or
O:era res*onsie in Safet5 for t%e Site HSE Su*er:isor
" re*aration Wor&
Direct res*onsie in Safet5 for t%e Site HSE Ocer
8 re*aration Wor&
.a!'an
8
Co''on aor
Trac Contro
"<
Genera Crafts of Wor&
----------------------- a!e #"-----------------------
Sufur Raicar oadin! .aciities roect SR.-S-#8#-<<<8
WORK METHOD STATEMENT Re:
" (SITE REARATION-WG)
a!e
0"0
F of #$
Wor& .o+ C%art
WORK ERMIT RECEIED
S,RE WORK 7ORROW-IT
DEEOMENT
-T7M Instaation -Settin! Out -E9traction 1 Stoc&*iin!
-Sa'*in! 1 Testin! 5 TT
CEANING 1 GR,77ING
MATERIA AROED
-Re'o:e ,nsuitae Materias
-Re'o:e To* Soi 1 Stri**in!
-Re'o:e Trees
ECAATION EM7ANKMENT
-Cuttin!s -.oundation Treat'ent
-Su!rade re*aration -ace'ent 1 Co'*action -Re*ace'entIf re6uiredP -.ina Gradin!
COMETION
-.ina Ins*ection of
.I4S,7GRADE
----------------------- a!e #=-----------------------
Sufur Raicar oadin! .aciities roect
SR.-
S-#8#-<<<8
WORK METHOD STATEMENT Re:
" (SITE REARATION-WG)
a!e
L of #$
$0
WORK ROCED,RE
$0#0
7orro+-*it Mana!e'ent
T%e 7orro+-*it source for t%e *roect s%a e t%e ocation desi!nated 5 t%e SAMT and4or Contractor s%a e *ro*osed t%e ot% ocations +%ere +i e +it%in a**ro90 #&' a+a5 aon! +it% SAR ine CTW ##< under construction as s%o+n in A**endi9 #<0#0
$0#0#0
De:eo*'ent of 7orro+-*it
T%e De:eo*'ent of 7orro+-*it s%a e !uided 5 t%e SAES-A-###0 T%e 'ateria can e otained .i4Seect .i 'ateria as it consist of !ra:e2 sand and4or 'ar 5 e9ca:ation and 'ana!in! t%e stoc&*ies to e read5 to dei:erin! t%e site +%en t%e 'ateria is :eri3ed as *er t%e utiiBation re6uire'ent in accordance +it% SAES-A-##80
$0#0"0
Stoc&*iin!
T%e 'ateria e9tracted fro' t%e orro+-*it s%a e 'aintained 5 stoc&*iin! se*arate5 as to t%e soi cassi3cation in use0 Stoc&*iin! of t%e 'aterias s%a e &e*t in %ei!%t of ' in 'a9i'u' and *ro:ide a er' +it% a +idt% of #' at =' %ei!%t0 T%e side so*e of stoc&*ie s%a 'aintain as eo+X - Co%esi:eness Soi J # J "H - Co%esi:e-ess Soi J # J =H
$0#0=0
eri3cation of Materias
T%e 'ateria e9tract fro' t%e 7orro+-*it s%a e cassi3ed and :eri3ed as *er t%e
utiiBation *ur*ose and stoc&*ied se*arate5 in te'*orar5 a5-do+n area to e *ro:ided adacent to t%e 7orro+-*it0 T%e cassi3cation of t%e 'ateria s%a e referenced to *ara0=0< ?De3nition@0
$0#080
Ins*ection 1 Testin! an
T%e ins*ection and testin! of stoc&ed 'ateria s%a e carried out in accordance +it% Sc%edue ?;@ +%ic% +i e tested and :eri3ed 5 TT under +itnessed 5 t%e ID as *er t%e *rocedure desi!nated0 T%e fre6uenc5 of t%e testin! t%e 'ateria to :eri3cation +i e as eo+X
Test Descri*tion Test fre6uenc5
Materia
Test Standard
Gradation
ASTM C#=$
A**icae
A t5*e of
'aterias
assin! No0"<< Sie:e
'aterias
i6uid i'it " tests *er
1
ASTM D##8<
asticit5
A t5*e of
ASTM D8=#F Inde9
e9ce*t .i
"2<< ㎥ Modi3ed roctor Test
ASTM D#
ASTM Ma90 1 Min2 Densit5 Test
Cean4Dune sand
on5 8"=48"8
----------------------- a!e #8-----------------------
Sufur Raicar oadin! .aciities roect
SR.-S-
#8#-<<<8
WORK METHOD STATEMENT
Re:
" (SITE REARATION-WG)
a!e
#< of #$
$0"0
Site re*aration Wor&s
$0"0#0
S,RE AND SETTING O,T
T%e sur:e5in! coordinates s5ste'2 %oriBonta and :ertica datu'2 Datu' Transfor'ation to t%e +or& s%a e in accordance +it% SAES-A-#<<0 T%e Sur:e5 Contro oint endorsed 5 t%e Co'*an5 s%a e t%e Te'*orar5 7enc% Mar&
(T7M) +%ic% +i e con3r'ed 5 T%ird art5 Sur:e5 Ser:ice ro:ider and con3r'ation re*ort su'it to t%e Co'*an5 for a**ro:a in *rior to a Settin! out of t%e Site re*aration +or& 'a5 co''ence0
T%e a**icae toerances of Eart%+or& s%a eX
- ocation of E'an&'entJ
De:iated fro' Desi!n ineJ Y#<''4-<''
Distance fro' Centerine to Su!rade Outer Ed!eJ-<''4Y#<''
- Ee:ation in GradeJ
$0"0"0
Eart%+or& .iPJ Z<''
.or'ation e:eSu!radePJ Y<''4-"''
De'oition
Areas t%at %a:e e9istin! aandoned structure suc% as foundation4 *edestas2 +as and ot%er si'iar structure t%at +i ostruct t%e de:eo*'ent +or&s of t%e *roect 'ust e e9ca:ated and re'o:ed4de'ois%ed fro' t%e site2 incudin! t%e scra*in! of e9istin! as*%at *a:e'ent u* to t%e ase coarse e:e0 T%e unsuitae 'ateria s%oud e dis*osed at desi!nated area(ease see section L0# 7orro+ *it and Dis*osa area)
$0"0=0
Ceanin! 1 Gruin!
Cearin! and !ruin! s%a consist of t%e re'o:a and dis*osa of a trees2 stu'*s2 roots2 o!s2 s%rus2 !rass2 +eeds2 faen ti'er and ot%er surface itter2 +%ere:er t%e5 occur +it%in t%e ri!%t-of-+a5 and +it%in suc% ot%er areas as directed and sta&ed out 5 t%e MT0
- Cearin! and Gruin! incusi:e of ac&3in! %oes and trenc%es caused 5 re'o:a of stu'*s - Re'o:a of trees suect to consent of MT - Re'o:a of o:er%an!in! ranc%es of !irt% - Re'o:a of Structures and ostruction
$0"080 or StructureP
E9ca:ation and Su!rade re*aration Cuttin! to recei:e a:e'ent
(a) Areas to recei:e 32 foundations2 *a:e'ent or areas to e used to su**ort structura oads s%a e free of roots2 tras% and ot%er unsuitae 'ateria0 Stri**in! s%a consist of t%e e9ca:ation2 re'o:a2 and satisfactor5 dis*osa of a to*soi and soi
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Sufur Raicar oadin! .aciities roect
SR.-S-
#8#-<<<8
WORK METHOD STATEMENT
Re:
" (SITE REARATION-WG)
a!e
## of #$
containin! or!anic 'ateria or e9cessi:e0 Suc% 'ateria s%a not e used as 3 'ateria under an5 circu'stances0 () E9ca:ation s%a e 'ade to t%e ines2 !rades and cross sections as to t%e I.C dra+in!0 (c) Side so*e of e9ca:ation s%a e cut true and strai!%t and s%a e !raded to t%e cross section s%o+n in I.C dra+in!0 (d) Construction of ne+ so*e s%a e acco'*is%ed 5 co'*actin! %oriBonta 3 a5ers at east # roer +idt% e5ond t%e desi!n ed!e of t%e so*e and t%en tri''in! ac& to ac%ie:e t%e 3na so*e di'ensions0 (e) T%e surface of e9istin! !round after e9ca:ated and stri**ed s%a e t%e [Su!radeQ and s%a e treated as *er t%e *ara080= 1 2 SAES-;-<<$0
$0=0
E'an&'ent
T%e e'an&'ent usua5 refers to an eart%en structure t%at is used to raise u* ao:e t%e ee:ation of t%e surroundin! area +%ere to e recei:ed Road Structure2 Rai+a5 or Structure .oundation0
(a)
E'an&'ent .oundation0
A deris2 unsuitae 'ateria and :e!etae 'atter s%a e re'o:ed fro' t%e surface u*on +%ic% t%e e'an&'ent is to e *aced and t%e ceared surface s%a e co'*ete5 ro&en u* 5 *u!!in!2 scarif5in! or ste**in! to a 'ini'u' de*t% of =<(t%irt5)c'0 () de*t%0 .i
.i 'ateria s%a e *aced in ifts not e9ceedin! "<< '' (F in) in oose
'aterias s%a e *aced in ifts not e9ceedin! #<< '' (8 in) in oose de*t% for %ando*erated co'*action0 Ot%er ift t%ic&nesses 'a5 e a**ro:ed 5 t%e a**ro*riate Saudi Ara'co ID ased on t%e *ro*osa of [.ied TriaQ usin! t%e intended co'*action e6ui*'ent0 (c) .or foundation for as*%at and concrete *a:e'ent su!rades2 3 s%a e co'*acted to F reati:e densit5 for co%esion-ess sois or L of t%e 'a9i'u' densit5 as deter'ined 5 ASTM D# for co%esi:e 'aterias0 (d) T%e 'oisture content of t%e 'ateria ein! co'*acted s%a e +it%in =2 *us or 'inus2 of t%e o*ti'u' 'oisture content as deter'ined 5 ASTM D#0 Ho+e:er2
for co%esion-ess free drainin! D8"8 is t%e
sois
+%en ASTM
D8"=4ASTM
a**ro*riate test *rocedures2 t%ere is no a**icae o*ti'u' 'oisture content0 (e) If cean sand or dune sand is used for 32 surface *rotection +i e re6uired0 A ca* a5er of co'*acted co%esi:e 'ateria #< to =<< '' ($ to #" in) in t%ic&ness +i !enera5 e sucient0 Ca**in! 'ateria s%a %a:e a 'a9i'u' siBe of one-%af ift t%ic&ness or '' (= in)2 +%ic%e:er is ess2 and s%a %a:e et+een ## -= *assin! t%e No0 "<< sie:e0 T%e ca**in! 'ateria s%a %a:e a 'a9i'u' i6uid i'it of = and a 'a9i'u' *asticit5 inde9 of #"2 *er ASTM D8=#F0
----------------------- a!e #$-----------------------
Sufur Raicar oadin! .aciities roect SR.-S-#8#-<<<8
WORK METHOD STATEMENT Re:
" (SITE REARATION-WG)
a!e
#" of #$
0
as
;,AIT RE;,IREMENT
*er
T%e t%e
;uait5 a**ro:ed
+or& contro ;uait5
s%a
e
i'*e'ented
Docu'ents(;uait5 an 1 Ins*ection 1 Test ans) of Sc%edue ; 0
F0
to
S,7MITTAS
t%e
T%e Saudi
foo+in! Ara'co
su'ittas Co'*an5
s%a
e
trans'itted
Re*resentati:e
F0#0 .ied
Re*orts incudin! a aorator5 and 3ed test o!s and co''ents2
test re*orts s%a incude densit5 and 'oisture content test o!s indicatin! ocation 5 coordinates and ee:ation0 Re*orts s%a e su'itted on t%e foo+in!J
F0#0#0
7i-+ee&50
F0#0"0
At eart%+or& co'*etionJ A co'*ete record of a test o!s and co''ents for *er'anent *roect records0
F0"0
7orro+ (.i) Materias and Water Sources and test resuts of a
orro+ 'aterias and co'*action +ater used for 3 *rior to e!innin! 3 o*erations as accordin! to SAES-A-##80
F0=0
E9ca:ation an2 incudin! a re-E9ca:ation c%ec&ist2 as *er t%e
Saudi Ara'co Safet5 Mana!e'ent Guide <$-<<"-"<
(a) Descrie t%e 'aterias and s%orin! s5ste' to e used0 () Indicate +%et%er or not an5 co'*onents +i re'ain after 3in! or ac&3in!0
(c) ro:ide *ans2 s&etc%es and4or detai aon! +it% cacuations0 (d) Indicate t%e se6uence and 'et%od of s%orin! instaation and re'o:a0 F080 Contractor
to
t%e
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" Sur:eianceJ ;A4;C or!aniBation to 'onitor +or& in *ro!ress +it%out notice fro' Construction Or!aniBation
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