civil specification for electrical works - gasco
TRANSCRIPT
-
7/26/2019 Civil specification for electrical works - GASCO
1/29
CIVILWORKS
Civil Works for Underground Cables
STANDARDTECHNICALSPECIFICATIONSFORELECTRICWORKS
CIVIL WORKS
( SPECIFICAIO!"
CIVILWORKSFORU!#ER$ROU!#CA%LES
A#WEA&A##C&AA#C SA!#AR# ' )*)+,-./#OC
320324581.doc Page 1 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
2/29
CIVILWORKS
Civil Works for Underground Cables
CO!E!S
. $E!ERAL//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
) EC0!ICAL #ESCRIPIO!//////////////////////////////////////////////////////////////////////////////////////
2.1 "e#e$a%.............................................................................................................................
2.2 Sco&e a#d De'a(%).............................................................................................................
2.3 A&&%(ca*%e S'a#da$d)........................................................................................................
2.4 S&ec((c Re+,($e-e#')......................................................................................................2.5 Sc$eed...............................................................................................................................
2. Ea$'/ Wo$) a#d Ecaa'(o#)...........................................................................................
2..1 "e#e$a%.............................................................................................................................5
2..2 3$dPa$' Wo$) ('/(# '(%(' Co$$(do$) o$ Roada)......................................................
2.6 Ca*%e C$o))(#g)................................................................................................................
2.6.1 Road C$o))(#g...................................................................................................................6
2.6.2 Ho$(7o#'a% D($ec'(o#a% D$(%%(#g HDD9.............................................................................8
2.6.3 Poe$ Ca*%e) C$o))(#g Ne Ca*%e Ro,'e).....................................................................1!
2.6.4 :e#'o#('e.........................................................................................................................1!
2.6.5 S(g# :oa$d)....................................................................................................................20
2.8 Ca*%e P$o'ec'(o# T(%e).....................................................................................................
2.8.1 Co#c$e'e Ca*%e P$o'ec'(o# T(%e)......................................................................................202.8.2 LDPE Ca*%e P$o'ec'(o# T(%e)..........................................................................................21
2.! Ca*%e) S,&&o$'ed o# Rac) o$ T$a)...............................................................................
2.10 Ca*%e E#'$a#ce) a' S,*)'a'(o#) a#d P(')..........................................................................
2.11 Ladde$)...........................................................................................................................
2.12 Ca*%e Ro,'e ;a$e$)......................................................................................................
2.13 S'ee% S'$,c',$e)...............................................................................................................
2.14 Pa(#'(#g...........................................................................................................................
320324581.doc Page 2 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
3/29
CIVILWORKS
Civil Works for Underground Cables
CIVILWORKSFORU!#ER$ROU!#CA%LES
. $E!ERAL
T/() &a$' o '/e S&ec((ca'(o# )/a%% coe$ a%% ('e-) $e%a'ed 'o c((% o$) o$ ,#de$g$o,#d ca*%e).
Wo$) )/a%% (#c%,de< *,' #o' *e %(-('ed 'o '/e o%%o(#g= geo>'ec/#(ca% (#e)'(ga'(o#)< )o(%
'/e$-a% $e)()'((' -ea),$e-e#')< de)(g# o c((% o$)< &$o()(o# o acce)) $oad) a#d ),&&% o
-a'e$(a%) a)?a#d /e$e $e+,($ed.A%% o$) )/a%% ,$'/e$ *e ca$$(ed o,' (# ,%% co-&%(a#ce ('/ a%% %oca% a,'/o$('(e) $,%e) a#d
$eg,%a'(o#).
Fo$ a&&%(ca*%e 'ec/#(ca% )'a#da$d)< 'e)')< $ee$e#ce )/a%% *e -ade 'o=
S>AAA>CI@>"EN > "e#e$a% Re+,($e-e#')
A&&%(ca*%e Tec/#(ca% S'a#da$d)< Te)')< e'c.9
) EC0!ICAL #ESCRIPIO!
)/. $eneral
A%% c((% o$) 'o *e &e$o$-ed (# co##ec'(o# ('/ '/e ca*%e %a(#g o$< (.e. ecaa'(o#)< $oad
c$o))(#g)< &(')< ca*%e '(%e)< coe$(#g )%a*)< ca*%e a#d o'/e$ -a$e$)< )'a'(o# e#'$(e) a#d a# ,$'/e$
&e$'(#e#' o$< )/a%% *e de)(g#ed a#d eec,'ed *a)ed o# '/e o%%o(#g )&ec((ca'(o#< /oee$AAA>CA:>INST>L@ > I#)'a%%a'(o# Re+,($e-e#') o$ L@ #de$g$o,#d Ca*%e
)/a%% *e co#)(de$ed.
)/) S1o2e and #e3ails
T/e Sco&e o Wo$) )/a%% co-&$()e o< *,' #o' *e %(-('ed 'o '/e co#)'$,c'(o# o o(#' &(')
/o,)(#g)9< &(') /o,)(#g)9 o$ ga,ge &a#e%)< o(% &$e)),$e 'a#) a#d c$o))>%(# *oe)< o,#da'(o#)
o$ )ea%(#g e#d)< '/e($ )'ee% ),&&o$'(#g )'$,c',$e)< ),&&% a#d (#)'a%%a'(o# o ca*%e coe$ '(%e)4020< DIN>4021 o$ :S>
5!30 a#d :S>1366< a#d )o(% $e&o$' )/a%% &$o(de ),(c(e#' (#o$-a'(o# o# '/e ),*)o(%
co#d('(o#). A&&%(ca'(o# o o'/e$ )'a#da$d) )/a%% *e ),*ec' 'o a&&$oa% &$(o$ 'o '/e
&e$o$-a#ce o '/e )('e a#d %a*o$a'o$ 'e)').
*9 A%% co#c$e'e o$ )/a%% *e ca$$(ed o,' (# acco$da#ce ('/ :S 8110 o$ DIN>1045< %a'e)'
ed('(o#). T/e &a$'(c,%a$ $e+,($e-e#') o '/e CIRIA ",(de< B",(de 'o Co#c$e'e Co#)'$,c'(o#
(# '/e ",% Reg(o#< a#d D(ge)' 250 o :,(%d(#g Re)ea$c/ E)'a*%()/-e#' D(ge)'< %a'e)'
()),e)< )/a%% a%)o *e 'ae# (#'o co#)(de$a'(o#. No co#c$e'(#g )/a%% *e co--e#ced (# a#&o$'(o# o '/e o$ ,#'(% '/e &$e&a$a'(o#) a#d '/e co#c$e'e -( de)(g# /ae *ee# a&&$oed H(g/ (e%d S'ee% :a$) a) &e$ :S 444!
> Re(#o$c(#g S'ee% Fa*$(c) DIN 488? DIN EN ISO
1530>1
(e%d S'$e#g'/ > ;(#(-,- a%,e 40 N ? --2
Te#)(%e S'$e#g'/ > ;(#(-,- a%,e 483 N ? --2
S'$a#d) o$ P$e>S'$e))(#g > DIN EN ISO 1530 a#d
DIN 10138 ? :S 8!> 1!80
Wa'e$ > Po'a*%e a'e$
;(#(-,- a%,e 'o *e co#)(de$ed o$ $o,'(#e 'e)'(#g o#%< o$ ,$'/e$ 'e)'(#g< :S 444! ()
'o *e o*)e$ed
(. I# ge#e$a%< ;ode$a'e S,%&/a'e Re)()'a#' Ce-e#' ;SRC9 a) &e$ AST; C 150< '&e 2'$ea'ed (# a# o'/e$ a.
(. A%% edge) o %(d)< $ece))e)< &(')< '$e#c/e)< )%a*)< e'c.< )/a%% *e &$o'ec'ed * a#g%e ($o#) o a'
%ea)' 50 50 5 --.
. A%% )'ee% )'$,c',$e)< a#g%e ($o#) a#d o'/e$ $e%a'ed )'ee% &a$') a#d )'ee%o$ )/a%% *e /o'>d(&
ga%a#()ed a#d ,$'/e$ co$$o)(o# &$o'ec'ed ('/ &$o'ec'(e coa'(#g).
(. A%% $e(#o$ced co#c$e'e (# agg$e))(e co#d('(o#) )/a%% *e -ade co-&%e'e% a'e$&$oo *,'(%()(#g de#)e co#c$e'e )a'()(#g '/e d,$a*(%(' $e+,($e-e#') * '/e a&&%(ca*%e )'a#da$d)
a#d '/e CIRIA ",(de. S/o,%d '/e g$o,#da'e$ %ee% *e /(g/e$ '/a# 50 c- *e%o '/e
*o''o- o '/e )'$,c',$e< a# a&&$oed 'a#(#g ))'e-< co#)(de$(#g &o))(*%e a'e$ &$e)),$e a'
$e%ea#' de&'/)< )/a%% *e a&&%(ed.
((. S'$,c',$a% &a$') o o,#da'(o#) a) e%% a) o'/e$ co#c$e'e -e-*e$) (# 'o,c/ ('/ )o(% o$
$eac/(#g (#'o g$o,#da'e$ )/a%% *e &$o'ec'ed * -ea#) o a# a&&$oed a'e$&$oo 'a#(#g
))'e-< co#)(de$(#g &o))(*%e a'e$ &$e)),$e a' $e%ea#' de&'/).
)/, S1reed
I $e+,($ed< a -(#. 40 -- ce-e#' )c$eed )/a%% *e %a(d (# &(') 'o ),('a*%e )%o&e 'o '/e ),-& &('. T/()
)/a%% *e (#()/ed ('/ a oode# '$oe%.
)/6 Ear37 Works and E81ava3ions
)/6/. $eneral
T/e :(dde$?Co#'$ac'o$ )/a%% ca$$ o,' a%% (#d o ea$'/ a#d $oc>o$ o$) $e+,($ed ('/(# '/e
P$oec'< e('/e$ * -a#&oe$ o$ ,)e o ,e% d$(e# -ac/(#e$ a#d 'oo%) acce&'a*%e 'o
ADWEA?ADDC?AADC. Wo$) )/a%% (#c%,de< *,' #o' *e %(-('ed 'o=
320324581.doc Page 5 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
6/29
CIVILWORKS
Civil Works for Underground Cables
T$e#c/ ecaa'(o# o$ )e$(ce)< (#c%,d(#g c%ea$(#g a#d g$,**(#g< ecaa'(o# o 'o& )o(%
De-o%('(o# o e()'(#g )'$,c',$e)< $e-oa% o o*)'ac%e) a#d a$c/aeo%og(ca% (#d(#g)
:ac(%%(#g< (#c%,d(#g $e&%ace-e#' o -a'e$(a%.
T/e :(dde$?Co#'$ac'o$ )/a%% ,%% (#o$- /(-)e% co#ce$#(#g '/e #a',$e o '/e g$o,#d %(e% 'o *e
e#co,#'e$ed d,$(#g o&e$a'(o#)< a#d '/e ecaa'(o# o g$o,#d o a# #a',$e a#d a%% '&e) o )o(%
%(e% 'o *e -e' ('/ a#d )/a%% *e (#c%,ded (# /() oe$. No c%a(-) o$ e'$a) o# a# acco,#'
/a')oee$ )/a%% *e acce&'ed. No (#c$ea)e (# &$(ce o$ ecaa'(o# (# )a#d d,#e)< /a$d g$o,#d o$$oc< &,-&(#g a'e$ e%% &o(#' ))'e-)< c,''(#g a#d $e(#>)'a'e-e#' o a# co#c$e'e< a)&/a%' o$
'(%ed ),$ace) o$ a# o'/e$ ca,)e )/a%% *e g$a#'ed.
T/() $ee$) a%)o 'o g$ee# a$ea)< /e$e '/e :(dde$?Co#'$ac'o$ () o*%(ged 'o c/ec ('/ '/e
a,'/o$('(e) co#ce$#ed ( $e(#)'a'e-e#' -a *eco-e #ece))a$. A%% $e%ea#' co)') ( a#9 )/a%% *e
(#c%,ded (# '/e Co#'$ac' P$(ce.
T/e '$e#c/e) )/a%% *e %oca'ed eac'% ('/(# '/e a&&$oed $e)e$a'(o#< '/e )(de) )/a%% *e )'$a(g/'
a#d $ee $o- a# )/a$& -a'e$(a%?edge) %(e% 'o (#,$e '/e ca*%e o$ acce))o$(e)< '/e *o''o- )/a%%
*e ($- a#d o )-oo'/ co#'o,$ a#d )/a%% *e $ee $o- a# )/a$& -a'e$(a%? &e**%e)< e'c.< a#d %(e%
'o da-age '/e ca*%e).
W/e$e '$e#c/e) &a)) $o- a oo'&a'/ 'o a $oada< o$ a' o'/e$ &o)('(o#) /e$e a c/a#ge o %ee%() #ece))a$< '/e *o''o- o '/e '$e#c/ )/a%% $()e a#d a%% g$ad,a%%.
T/e :(dde$?Co#'$ac'o$ )/a%% 'ae a%% &$eca,'(o#) #ece))a$ 'o &$ee#' o$ -(#(-()e da-age) 'o
$oad o$ g$o,#d ),$ace d,e 'o a )%(& o$ *$ea(#g aa $o- '/e )(dea%%) o '/e '$e#c/.
T/e :(dde$?Co#'$ac'o$ )/a%% dea% ('/ a#d d()&o)e o a'e$ )o a) 'o &$ee#' a# $() o '/e ca*%e)
a#d o'/e$ -a'e$(a%)< /(c/ a$e 'o *e %a(d (# '/e '$e#c/e) *e(#g de'$(-e#'a%% aec'ed. He )/a%%
&$o(de a%% &,-&)< e%% &o(#') a#d a&&%(a#ce) $e+,($ed< a#d )/a%% ca$$ o,' a%% #ece))a$
&,-&(#g a#d *a(%(#g. T/e Co#'$ac' P$(ce )/a%% a%%o o$ a%% ),c/ e+,(&-e#' a#d o&e$a'(o#).
Ecaa'(o# (# &aed )(de>a%) )/a%% *e ca$$(ed o,' ('/ )&ec(a% ca$e. W/e# $e-o(#g &a(#g
)%a*)< '/e :(dde$?Co#'$ac'o$ )/a%% 'ae '/e #ece))a$ &$eca,'(o#) 'o ao(d *$eaage. A%% )%a*)$e-oed d,$(#g &e$o$-a#ce o '/e o$ )/a%% *e $e>e)'a*%()/ed o$ $e&%aced. W/e$e )a#d d,#e)
e()' (# '/e ca*%e $o,'e) a) (#a%% a&&$oed< '/e )/a%% *e c%ea$ed 'o '/e #o$-a% g$o,#d %ee%.
W/e$e '/e e()'(#g g$o,#d %ee% () -,c/ /(g/e$ '/a# '/e (#a% ,',$e g$o,#d %ee%< ca*%e) )/a%% *e
%a(d 'o a de&'/ -ea),$ed $o- '/e (#a% ,',$e g$o,#d %ee%. T/e a-o,#' o add('(o#a% ecaa'(o#
)/a%% *e (#c%,ded (# '/e Co#'$ac' P$(ce.
)/6/) rdPar39 Works :i37in U3ili39 Corridors or Road:a9s
T/e o%%o(#g &$oced,$a% $e+,($e-e#') )/a%% *e o%%oed a) a -(#(-,-=
320324581.doc Page o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
7/29
CIVILWORKS
Civil Works for Underground Cables
A $(''e# $e+,e)' o$ a No O*ec'(o# Ce$'((ca'e NOC9 -,)' *e ),*-(''ed 'o '/e '(%('
e#d ,)e$ o$ /() Co#),%'a#' a#d )/a%% (#c%,de d$a(#g) o$ &$o&o)ed o$< -e'/od
)'a'e-e#'< d,$a'(o# o$ co-&%e'(o#< a#d de)(g# o$ a# &$o&o)ed 'e-&o$a$ ),&&o$' o
ecaa'(o# ('/(# '/e (c(#(' o '(%('(e).
Fo$ ac'(e '(%('(e)< #o'((ca'(o# -,)' *e &$o(ded 'o aec'ed '(%(' Age#c(e)< (#c%,d(#g
TRANSCO< ETISALAT< ADDC< AADC< "ASCO< ADCO< e'c.
Fo$ '(%('(e) (#)'a%%ed *,' #o' ac'(a'ed< #o'((ca'(o# -,)' *e &$o(ded 'o '(%('
Co#),%'a#').
S,&e$()(o# a#d (#)&ec'o$ -,)' *e &$o(ded * '/e Co#'$ac'o$< Dee%o&e$) Co#),%'a#',&< o$ $e>*,(%d '/e $oad (# acco$da#ce ('/ '/e
$e+,($e-e#') o '/e co#ce$#ed a,'/o$('(e).
I $oado$ a$e o#go(#g o$ )c/ed,%ed< '/e :(dde$?Co#'$ac'o$ )/a%% *e *o,#d 'o co>o$d(#a'e a%% /()
o$ o$ $oad c$o))(#g) ('/ '/e $e%ea#' $oad co#)'$,c'o$. T/e co)') o$ co-&%e'e $e(#)'a'e-e#'
o$) a'e$ c$o))(#g o $oad)< (#c%,d(#g 'o&&(#g a#d $e(#)'a'e-e#' o '/e ),$ace)< a$e 'o *e
*o$#e * '/e :(dde$?Co#'$ac'o$.I '/e A,'/o$('(e) o*ec' 'o eec,'(o# o '/e $oad c$o))(#g a) de)c$(*ed a*oe< '/e
:(dde$?Co#'$ac'o$ )/a%% co#)(de$ o'/e$ #o#>de)'$,c'(e -e'/od)< ),c/ a) d$(%%(#g< o$ &$e))(#g
-e'/od )a'()(#g '/e %oca% a,'/o$('(e) $e+,($e-e#'). I# ,)(#g ),c/ -e'/od)< d,e ca$e )/a%% *e
ee$c()ed 'o %oca'e a# ,#de$g$o,#d )e$(ce) /(c/ -a #o' *e )/o# o# aa(%a*%e %oca%
a,'/o$('(e) $eco$d). I# ca)e o da-age 'o a# ),c/ e()'(#g )e$(ce) '/e co#'$ac'o$ () $e)&o#)(*%e
o$ a%% $e(#)'a'e-e#' o$) a#d co#)e+,e#'(a% da-age) 'o '/e )a'()ac'(o# o '/e co#ce$#ed
a,'/o$('(e).
320324581.doc Page 8 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
9/29
CIVILWORKS
Civil Works for Underground Cables
)/;/) 0ori
-
7/26/2019 Civil specification for electrical works - GASCO
10/29
CIVILWORKS
Civil Works for Underground Cables
coe$ed * '/() )&ec((ca'(o#< )/a%% (# #o a $e%(ee '/e Co#'$ac'o$ o /() $e)&o#)(*(%(' o$ '/e
)a'()ac'o$ co-&%e'(o# o '/e o$ a,'/o$(7ed ,#de$ '/e Co#'$ac'.
)/;/)/) Sub5i33als
)/;/)/)/. Work Plan
P$(o$ 'o '/e *eg(##(#g '/e o$ '/e Co#'$ac'o$ -,)' ),*-(' 'o ADWEA>ADDC>
AADC?E#g(#ee$ a o$ &%a# ? ;e'/od )'a'e-e#' 'o *e &$e&a$ed * '/e d$(%%(#g co-&a#
de'a(%(#g '/e &$oced,$e a#d )c/ed,%e 'o *e ,)ed 'o eec,'e '/e &$oec'. T/e Wo$ P%a# )/a%%
(#c%,de a de)c$(&'(o# o '/e e+,(&-e#' 'o *e ,)ed< do# /o%e 'oo%)< a %()' o &e$)o##e% a#d '/e($
+,a%((ca'(o#) a#d e&e$(e#ce (#c%,d(#g *ac ,& &e$)o##e% (# '/e ee#' '/a' a# (#d((d,a% ()
,#aa(%a*%e9 %()' o ),*co#'$ac'o$)< a )c/ed,%e o o$ ac'(('< &$oec' +,a%(' co#'$o% &%a#< a
)ae' &%a# (#c%,d(#g &$oced,$e) o /a#d%(#g &o'e#'(a%% /a7a$do,) -a'e$(a% a#d '/e -e'/od
)'a'e-e#'. Co#'$ac'o$ /a) 'o &$o(de o$ '/e o&e$a'o$) a#d ),&e$()o$) e(de#ce '/a' '/e /ae a'
%ea)' 5 ea$) e&e$(e#ce (# -(c$o ',##e%(#g? d($ec'(o#a% d$(%%(#g.
T/e Wo$ &%a# )/o,%d *e co-&$e/e#)(e< $ea%()'(c a#d *a)ed o# '/e ac',a% o$(#g co#d('(o#)
o$ '/e &a$'(c,%a$ &$oec'. T/e &%a# )/a%% doc,-e#' '/e '/o,g/',% &%a##(#g $e+,($ed 'o),cce)),%% co-&%e'e '/e &$oec'.
T/e *(dde$ )/a%% &$o(de a co-&$e/e#)(e )e' o &$e>+,a%((ca'(o# doc,-e#')< c%ea$% (#d(ca'(#g
'/e $ee$e#ce &%a#') /e o$ /() ),*>co#'$ac'o$ /a) a%$ead eec,'ed (# '/e AE?$eg(o#.
T/e &$oec' de'a(%) o '/e $ee$e#ce &$oec') )/a%% (#c%,de &$oec' '('%e< C%(e#'< E#g(#ee$ a#d
co#'ac' #a-e) ( aa(%a*%e.
I $e+,($ed * ADWEA>ADDC>AADC?EN"INEER '/e co#'$ac'o$ )/a%% a$$a#ge '/a' a#
(#de&e#de#' E&e$'?Co#),%'a#' )/a%% $e(e a&&$oe '/e o$ &%a#e a#d a%% $e%a'ed de)(g#
doc,-e#').
)/;/)/)/) E4ui25en3
T/e Co#'$ac'o$ )/a%% ),*-(' )&ec((ca'(o#) o# a%% d($ec'(o#a% d$(%%(#g e+,(&-e#' 'o *e ,)ed (# '/()
&$oec'. E+,(&-e#' )/a%% (#c%,de *,' #o' %(-('ed 'o= d$(%%(#g $(g< -,d ))'e-. ;,d -o'o$) (
a&&%(ca*%e9 do# /o%e 'oo%)< g,(da#ce ))'e-< $(g )ae' ))'e-). Ca%(*$a'(o# $eco$d) o$
g,(da#ce e+,(&-e#' )/a%% *e (#c%,ded. S&ec((ca'(o#) o a# %,(d add('(e) '/e co#'$ac'o$ (#'e#d)
'o ,)e )/a%% *e ),*-(''ed.
)/;/)/)/ >a3erials
320324581.doc Page 10 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
11/29
CIVILWORKS
Civil Works for Underground Cables
T/e )&ec((ca'(o# o -a'e$(a%) 'o *e ,)ed )/a%% *e ),*-(''ed 'o ADWEA>ADDC>
AADC?EN"INEER o$ a&&$oa%. ;a'e$(a% )/a%% (#c%,de &(&e)< (''(#g) a#d a# o'/e$ ('e- 'o *e
(#)'a%%ed &e$-a#e#'%.
)/;/)/)/+ #esign Profiles
T/e Co#'$ac'o$ )/a%% &$o(de ADWEA>ADDC>AADC?EN"INEER ('/ de)(g# &$o(%e) o# A0)(7e d$a(#g)< c%ea$% )/o(#g '/e d$(%% de&'/ o eac/ d$(%%(#g (#)'a%%a'(o#. T/e de)(g# &$o(%e)
)/a%% *e (# ag$ee-e#' ('/ '/e $e),%' o a ),$e :a'/-e'$(c ),$e= (# ca)e ( a'e$ a
c$o))(#g)9 co#d,c'ed * a# ADWEA>ADDC>AADC a&&$oed co#'$ac'o$ ( a&&%(ca*%e. T/e
P$o(%e )/a%% )/o a# c/a#ge (# '/e &$o(%e.
)/;/)/)/, $eo3e17ni1al 1onsidera3ions
T/e Co#'$ac'o$ /a) 'o co#)(de$ '/e S&ec((ca'(o# o$ "eo'ec/#(ca% S,$e a) )&ec((ed *e%o.
Hoee$ '/e d()'a#ce *e'ee# *o$e/o%e) )/a%% #o' *e -o$e '/a# 15 - a%o#g '/e /o$(7o#'a%
&$oec'(o# o '/e $o,'e. T/e de&'/ o '/e *o$e /o%e) )/a%% *e a' %ea)' 3 -e'e$) *e%o '/e dee&e)'ca*%e co#d,(' %ee%.
T/e *o$e/o%e %oca'(o# )/a%% *e %oca'ed #o' c%o)e$ '/a# 3 - o$ o%%o(#g '/e d($ec'(e o '/e
-,#(c(&a%(' 'o '/e &%a#ed /o$(7o#'a% d$(%%(#g $o,'e 'o ao(d d()',$*a#ce o '/e )o(% a%o#g '/e
d$(%%(#g $o,'e a#d 'o ao(d '/a' d,$(#g d$(%%(#g o&e$a'(o#) -,d? *e'o#(' -(g/' *e $e%ea)ed '/$o,g/
'/e *o$e/o%e) o$ )o(% (#e)'(ga'(o#.
)/;/)/ E4ui25en3 re4uire5en3s
)/;/)//. $eneral
T/e d($ec'(o#a% d$(%%(#g e+,(&-e#' )/a%% co#)()' o a d($ec'(o#a% d$(%%(#g $(g o ade+,a'e ca&ac('
'o &e$o$- '/e *o$e a#d &,%%*ac '/e ca*%e co#d,(')< '/e d$(%%(#g %,(d -((#g< de%(e$ a#d
$ecoe$ ))'e- o ),(c(e#' ca&ac(' 'o ),cce)),%% co-&%e'e '/e c$o))(#g< a d$(%%(#g %,(d
$ecc%(#g ))'e- 'o $e-oe )o%(d) $o- '/e d$(%%(#g %,(d )o '/a' '/e %,(d ca# *e $e>,)ed. A
g,(d(#g ))'e- /a) 'o *e &$o(ded 'o acc,$a'e% g,(de d$(%%(#g o&e$a'(o#). A ac,,- '$,c o
),(c(e#' ca&ac(' 'o *e &$o(ded 'o /a#d%e '/e d$(%%(#g %,(d o%,-e.
)/;/)//) #rilling S9s3e5
2.7.2.3.2.1 Drilling Rig
320324581.doc Page 11 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
12/29
CIVILWORKS
Civil Works for Underground Cables
T/e d($ec'(o#a% d$(%%(#g -ac/(#e )/a%% co#)()' o a /d$a,%(ca%% &oe$ed ))'e- 'o $o'a'e< &,)/
a#d &,%% /o%%o d$(%% &(&e (#'o '/e g$o,#d a' a a$(a*%e a#g%e /(%e de%(e$(#g a &$e)),$(7ed %,(d
-(',$e 'o a g,(da*%e d$(%% *o$e9 /ead. T/e -ac/(#e )/a%% *e a#c/o$ed 'o '/e g$o,#d 'o ('/)'a#d
'/e &,%%(#g< &,)/(#g a#d $o'a'(#g &$e)),$e $e+,($ed 'o co-&%e'e '/e c$o))(#g.
T/e /d$a,%(c &oe$ ))'e- )/a%% *e )e%>co#'a(#ed ('/ ),(c(e#' &$e)),$e a#d o%,-e 'o &oe$
d$(%%(#g o&e$a'(o#). T/e /d$a,%(c ))'e- )/a%% *e $ee o %ea). T/e $(g )/a%% *e g$o,#ded d,$(#g
d$(%%(#g a#d &,%%*ac &$e)),$e d,$(#g &,%%*ac o&e$a'(o#). T/e$e )/a%% *e a ))'e- 'o de'ec'e%ec'$(ca% c,$$e#' $o- '/e d$(%% )'$(#g a#d a# a,d(*%e a%a$- /(c/ a,'o-a'(ca%% )o,#d) /e# a#
e%ec'$(ca% c,$$e#' () de'ec'ed.
T/e &$o&o)ed HDD d$(%%(#g $(g )/a%% /ae ade+,a'e &,%%*ac ca&ac(' 'o e#),$e ade+,a'e &oe$
o$ &(%o' /o%e)9< $e-a(#(#g )'age< a#d &(&e &,%%*ac.
2.7.2.3.2.2 Drill Head
T/e d$(%% /ead )/a%% *e )'ee$a*%e * c/a#g(#g (') $o'a'(o# a#d )/a%% &$o(de '/e #ece))a$ c,''(#g
),$ace) a#d d$(%%(#g %,(d e').
2.7.2.3.2.3 Mud Motors
T/e CONTRACTOR )/a%% )a'() /(-)e% ('/ '/e )o(% co#d('(o#) a' eac/ a#d ee$ c$o))(#g
%oca'(o# * -ea#) o )o(% (#e)'(ga'(o#) 'o *e ca$$(ed o,' (# o$de$ 'o )a'() /(-)e% ('/ '/e ;,d
;o'o$)9 $e+,($ed o$ ),cce)),% co-&%e'(o# o '/e &(%o' /o%e)9. T/e CONTRACTOR () ad()ed
o '/e %(e%(#e)) o -ee'(#g $oc g$o,#d co#d('(o#) /(c/ a$e /(g/% &$ea%e#' (# '/e A*, D/a*(
a$ea. ;,d -o'o$) )/a%% *e o ade+,a'e &oe$ 'o ',$# '/e $e+,($ed d$(%%(#g 'oo%) ('/o,' )'a%%.
S/o,%d a -,d -o'o$ #o' *e $e+,($ed o$ co-&%e'(#g '/e P(%o' Ho%e d$(%%(#g o&e$a'(o#< '/e# '/e
CONTRACTOR )/a%% &$o(de ADWEA>ADDC>AADC?EN"INEER ('/ o'/e$ &$o&o)eddo#/o%e 'oo%)< (#c%,d(#g '/e &$o&o)ed e''(#g a))e-*% a#d &(%o' /ead de'a(%).
2.7.2.3.2.4 Drill Pipe
D$(%% &(&e 'o *e ,)ed o# '/() &$oec' )/a%% *e (# acco$da#ce ('/ API F,%% Ho%e )&ec((ca'(o#)ud" S9s3e5
2.7.2.3.4.1 Mixing System
T/e )e%>co#'a(#ed< c%o)ed< d$(%%(#g %,(d -((#g ))'e- )/a%% *e o ),(c(e#' )(7e 'o -( a#d
de%(e$ d$(%%(#g %,(d. T/e -((#g ))'e- )/a%% co#'(#,a%% ag('a'e '/e d$(%%(#g %,(d d,$(#g d$(%%(#go&e$a'(o#).
2.7.2.3.4.2 Drilling Fluids
T/e d$(%%(#g %,(d )/a%% *e co-&o)ed o c%ea# &o'a*%e a'e$ a#d a&&$o&$(a'e *e#'o#('e -,d a#d
a&&$o&$(a'e add('(e). T/e a'e$ )/a%% *e ('/ a &H a%,e o 8.5 10. T/e a'e$ a#d add('(e)
)/a%% *e -(ed '/o$o,g/% a#d *e a*)e#' o a# c%,-&) o$ c%od). No &o'e#'(a%% /a7a$do,)
-a'e$(a% -a *e ,)ed (# '/e d$(%%(#g %,(d.
T/e &ode$>o$- *e#'o#('e )/a%% *e '/o$o,g/% -(ed a#d a%%oed 'o /d$a'e o$ a '(-e %o#ge#o,g/ 'o ao(d )e%%(#g /(%e (# '/e /o%e. T/e CONTRACTOR )/a%% &$o(de a%% -,d -((#g
de'a(%) (# co#o$-a#ce ('/ '/e *e#'o#('e -a#,ac',$e$) )&ec((ca'(o#) a#d -((#g g,(de%(#e)ADDC>AADC?EN"INEER a$e &$e)e#' a'
'/e o* )('e a#d ag$ee '/a' &$o&e$ &$e&a$a'(o#) o$ '/e o&e$a'(o# /ae *ee# -ade. ADWEA>
ADDC>AADC?EN"INEER a&&$oa% o$ *eg(##(#g '/e (#)'a%%a'(o# )/a%% (# #o a $e%(ee '/e
CONTRACTOR o '/e ,%'(-a'e $e)&o#)(*(%(' o$ '/e )a'()ac'o$ co-&%e'(o# o '/e o$ a)
a,'/o$()ed ,#de$ '/e Co#'$ac'.
)/;/)/+/) Personnel =ualifi1a3ions
A%% &e$)o##e% )/a%% *e ,%% '$a(#ed (# '/e($ $e)&ec'(e d,'(e) a) &a$' o '/e d($ec'(o#a% d$(%%(#g
c$e a#d (# )ae'. A $e)&o#)(*%e $e&$e)e#'a'(e /o () a-(%(a$ ('/ '/e e+,(&-e#' a#d '&e
o$ 'o *e &e$o$-ed< -,)' *e (# d($ec' c/a$ge a#d co#'$o% o '/e o&e$a'(o# a' a%% '(-e). I# a%%
ca)e) '/e ),&e$()o$ -,)' *e co#'(#,a%% &$e)e#' a' '/e o* )('e d,$(#g '/e ac',a% d($ec'(o#a% *o$e
o&e$a'(o#. T/e CONTRACTOR )/a%% /ae ),(c(e#' #,-*e$ o co-&e'e#' o$e$) o# '/e o* a'
a%% '(-e) 'o e#),$e '/e d($ec'(o#a% *o$e () -ade (# a '(-e% a#d )a'()ac'o$ -a##e$.
T/e o%%o(#g e d$(%%(#g &e$)o##e% )/a%% /ae a -(#(-,- o 5 ea$) e&e$(e#ce (# '/e($
$e)&ec'(e (e%d o o&e$a'(o#)< ('/ a&&$oed o$ e&e$(e#ce de'a(%) a#d $ee$e#ce)= >
P$oec' ;a#age$
P$oec' E#g(#ee$
D$(%%e$
S'ee$(#g E#g(#ee$
;,d Tec/#(c(a#
)/;/)/, #rilling Pro1edure
)/;/)/,/. Si3e Pre2ara3ion
P$(o$ 'o a# a%'e$a'(o#) 'o o$>)('e< '/e CONTRACTOR )/a%% &/o'og$a&/ o$ (deo'a&e e#'($e
o$ a$ea< (#c%,d(#g e#'$ a#d e(' &o(#'). O#e co& )/a%% *e /a#ded>oe$ 'o ADWEA>ADDC>
AADC ? EN"INEER a#d o#e co& )/a%% $e-a(# ('/ '/e CONTRACTOR o$ a &e$(od o o#e
ea$ o%%o(#g '/e co-&%e'(o# o '/e &$oec'. T/e CONTRACTOR )/a%% &$o(de '/e o$ )('e
ADDC>AADC?EN"INEER )/a%% (# #o a *e /e%d %(a*%e o$ de%a)< da-age)< o$ a# o'/e$
&$o*%e-) $e),%'(#g $o- ),c/ c($c,-)'a#ce).
)/;/)/,/ Soil Inves3iga3ion
T/e CONTRACTOR )/a%% co#d,c' )o(% (#e)'(ga'(o# (# a&&$oed %oca'(o#) )o a) 'o a)ce$'a(# '/e
&$ea(%(#g )o(% de'a(%)< a#d 'o a))()' /(- (# c/oo)(#g '/e d$(%%(#g a))e-*%(e) $e+,($ed o$ acc,$a'e
a#d '(-e% co-&%e'(o# o '/e &$oec' 'o '/e /(g/e)' +,a%(' a)),$a#ce %ee%). T/e )o(%
(#e)'(ga'(o# )/a%% *e ca$$(ed o,' * a&&$oed T/($d Pa$' Co#'$ac'o$) )&ec(a%(7(#g (# '/() (e%d oo$< a#d )/a%% *e a&&$oed * ADWEA>ADDC>AADC?EN"INEER.
So(% (#e)'(ga'(o# o$) )/a%% ge#e$a%% *e eec,'ed (# %(#e ('/ S'a#da$d Tec/#(ca%
S&ec((ca'(o#=
S>AAA>TR>CI@IL>SOIL > C((% Wo$) So(% I#e)'(ga'(o#
)/;/)/,/+ %a3795e3ri1 Surve9
T/e CONTRACTOR )/a%% co#d,c' a co-&$e/e#)(e *a'/-e'$(c ),$e 'o a)ce$'a(# '/e )ea*ed
%ee%) ac$o)) '/e a'e$a. T/e $e),%') )/a%% *e c/eced -a#,a%% * '/e CONTRACTOR 'o
e#),$e (') acc,$ac.
)/;/)/,/, Environ5en3al Pro3e13ion
T/e CONTRACTOR )/a%% &$ac'(ce d,e d(%(ge#ce 'o )aeg,a$d a%% e#($o#-e#'a% ()),e)< a#d )/a%%
eec,'e a%% o$) (# a -a##e$ '/a' co-&%(e) ('/ a%% $eg,%a'o$< -,#(c(&a%('< a#d ede$a%
$e+,($e-e#'). I# '/() $ega$d< '/e )('e )/a%% *e &$o'ec'ed aga(#)' &o%%,'a#' %ea) (#'o '/e )ea a#d a%%
o'/e$ ),$$o,#d(#g a$ea) o o$. Co#'$o%%ed ('e-) &e$'a(#(#g 'o '/() $e+,($e-e#' (#c%,de
320324581.doc Page 1 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
17/29
CIVILWORKS
Civil Works for Underground Cables
*e#'o#('e< o(%)< a)'e< a#d a%% o'/e$ %(+,(d)< )o%e#')< )o%(d)< e'c. '/a' -a *e /a$-,% 'o -a$(#e
%(e a#d?o$ ag$(c,%',$a% o,'c$o&).
Co%%ec'(o#< '$a#)&o$'a'(o# a#d d()&o)a% o d$(%%(#g %,(d) )/a%% *e e#($o#-e#'a%% )ae a#d
co-&% ('/ %oca% o$d(#a#ce) a#d goe$#-e#' $eg,%a'(o#.
)/;/)/,/6 Safe39
T/e CONTRACTOR )/a%% ad/e$e 'o ADWEA>ADDC>AADC HSE )'a#da$d) a#d 'o a%%
a&&%(ca*%e )'a'e< ede$a% a#d %oca% )ae' $eg,%a'(o#) a#d a%% o&e$a'(o#) )/a%% *e co#d,c'ed (# a
)ae -a##e$. Sae' -ee'(#g) )/a%% *e co#d,c'ed a' %ea)' ee% ('/ a $(''e# $eco$d o
a''e#da#ce a#d 'o&(c ),*-(''ed 'o ADWEA>ADDC>AADC?EN"INEER.
)/;/)/,/; Pi2e
T/e &(&e) 'o *e ,)ed o# '/e &$oec' )/a%% co#o$- 'o ADWEA>ADDC>AADC?EN"INEER)
$e+,($e-e#') coe$ed e%)e/e$e (# '/() )&ec((ca'(o#) a#d )/a%% *e )o,$ced $o- a&&$oed
-a#,ac',$e$).
H(g/ De#)(' Po%e'/%e#e HDPE9 &(&e) a$e 'o *e (#)'a%%ed a' '/e e#d o d$(%%(#g o&e$a'(o# 'o
)e$e a) ca*%e co#d,(') D,c')9 a%% a%o#g '/e d$(%%(#g $o,'e. M,a%(' o HDPE &(&e)< &(&e
d(a-e'e$< &(&e a%% '/(c#e))< a#d -e'/od o o(#'(#g '/e &(&e) )/a%% *e &$o&o)ed * '/e
Co#'$ac'o$ a#d a&&$oed * ADWEA>ADDC>AADC?EN"INEER &$(o$ 'o co--e#ce-e#' o
o$). O#% &(&e) de)(g#ed o$ /(g/ &$e)),$e o$(#g co#d('(o#) c%a)) SDR 16 o$ SDR 11 'o
ISO>4426< o$ )(-(%a$ a&&$oed9 )/a%% *e ,'(%(7ed. O&e$a'(o#a% $e+,($e-e#') $e%a'ed 'o 400@ a#d
o'/e$ ca*%e) )/a%% *e ,%% $e)&ec'ed /e# dec(d(#g o# )(7e) a#d c/a$ac'e$()'(c) o HDPE &(&e).
;e'/od o e%d(#g '/e &(&e) D,c')9 )/a%% *e &$o&o)ed * '/e Co#'$ac'o$ 'o a)),$e '/a' ac'o$ o
)ae' aga(#)' o(#' a(%,$e () acce&'a*%e. P(&e o(#') a#d &(&e a%% '/(c#e)) )/o,%d *e o),(c(e#' )'$e#g'/ 'o $e)()' '/e /(g/e)' &,%%(#g o$ce d,$(#g (#)'a%%a'(o# a#d Co#'$ac'o$ )/a%% *e
$e+,($ed 'o &$oe * ca%c,%a'(o# '/a' )'$e#g'/ o &$o&o)ed &(&e) () )a'()ac'o$. T/e HDPE &(&e
e%d(#g e+,(&-e#' )/o,%d *e a# a,'o-a'(c *,'' e%d(#g ))'e-< /(c/ &$od,ce) o$ eac/
e%d(#g o(#' a 'ec/#(ca% ce$'((ca'e. Eac/ e%d(#g ce$'((ca'e )/o,%d *e $eg()'e$ed a#d (%% *e a
&a$' o '/e doc,-e#'a'(o# o '/e o*. A'e$ e%d(#g '/e Co#'$ac'o$ )/o,%d $e-oe '/e e%d(#g
:ed (#)(de '/e &(&e ca$e,%%.
Fo$ P(&e A$$a#ge-e#' o #de$g$o,#d Ca*%e Co#d,(') ,)(#g Ho$(7o#'a% D($ec'(o#a% D$(%%(#g
-e'/od< $ee$e#ce )/a%% *e -ade 'o '/e *e%o %()'ed d$a(#g) /(c/ a$e &$o(ded (# '/e
D$a(#g) Sec'(o#=
320324581.doc Page 16 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
18/29
CIVILWORKS
Civil Works for Underground Cables
#ra:ing !o. i3le
DW" AAA CI@ CA: 14 13 T&(ca% A$$a#ge-e#' o Co#d,(') o$ Poe$ Ca*%e) )(#g%e
c($c,('9 ,)(#g D($ec'(o#a% D$(%%(#g ;e'/od HDD9
DW" AAA CI@ CA: 14 14 T&(ca% A$$a#ge-e#' o Co#d,(') o$ Poe$ Ca*%e) do,*%e
c($c,('9 ,)(#g D($ec'(o#a% D$(%%(#g ;e'/od HDD9
)/;/)/,/- Pilo3 0ole
T/e &(%o' /o%e )/a%% *e d$(%%ed o# *o$e &a'/ ('/ #o de(a'(o#) g$ea'e$ '/a# 5 o de&'/ oe$ a
%e#g'/ o 30-. I# '/e ee#' '/a' &(%o' doe) de(a'e $o- *o$e &a'/ -o$e '/a# 5 o de&'/ (# 30-ADDC>AADC?EN"INEER
a#d a# o'/e$ co#ce$#ed a,'/o$('.
)/;/)/; Re1ord Kee2ing @ #o1u5en3a3ion
)/;/)/;/. #rilling Re2or3s $eneral
T/e CONTRACTOR )/a%% a' a%% '(-e) ee& acc,$a'e a#d ,& 'o da'e $eco$d) o a%% d$(%%(#g
o&e$a'(o#)< (#c%,d(#g a%% P(%o' Ho%e< Rea-(#g a#d P,%%*ac )'age) o# '/e &$oec'.
320324581.doc Page 18 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
19/29
CIVILWORKS
Civil Works for Underground Cables
P(%o' Ho%e d$(%% $eco$d) )/a%% (#c%,de '/e o%%o(#g a) a -a#da'o$ $e+,($e-e#'= P$oec' de'a(%)
(#c%,d(#g C%(e#'< E#g(#ee$< Co#'$ac'o$< Da'e)9< d$(%% &(&e de'a(%)< d$(%%e$) #a-e< )'ee$(#g
e#g(#ee$) #a-e< -,d -o'o$ de'a(%) ( $e+,($ed9< d$(%% *,' )(7e< '(-e o$ eac/ d$(%% &(&e e#'$ADDC>
AADC?EN"INEER.
)/;/ Po:er Cables Crossing !e: Cable Rou3es
P$(o$ 'o co--e#c(#g o a# #e ;@ &oe$ ca*%e (#)'a%%a'(o# o$ '/e $e%a'ed ca*%e $o,'e )/a%%
*e c/eced 'o (#d o,' a#d 'o %oca'e c$o))(#g) o o'/e$ e()'(#g o$ &%a##ed9 ;@ o$ H@ &oe$
ca*%e c($c,(').
A' %oca'(o#) /e$e o'/e$ e()'(#g o$ &%a##ed9 ;@ o$ H@ &oe$ ca*%e) a$e c$o))(#g '/e #e
ca*%e $o,'e< '/e #e ;@ &oe$ ca*%e) /ae 'o *e %oe$ed * a*o,' 50c- *e%o '/e e()'(#g o$
&%a##ed ;@ o$ *e%o '/e %oe)' e()'(#g o$ &%a##ed H@ ca*%e a#d 'o *e &$o'ec'ed * &%a)'(c
&(&e). T/e e()'(#g o$ &%a##ed ;@ o$ H@ &oe$ ca*%e) )/a%% *e &$o'ec'ed * )&%('9 &%a)'(c &(&e).
A%% &%a)'(c &(&e) )/a%% *e (%%ed ('/ :e#'o#('e a#d '/e )&ace *e'ee# '/e #e a#d e()'(#g o$
320324581.doc Page 1! o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
20/29
CIVILWORKS
Civil Works for Underground Cables
&%a##ed &oe$ ca*%e) )/a%% *e (%%ed ('/ C:S TR1.29 'o -(#(-()e /o' )&o' dee%o&-e#' o#
e('/e$ &oe$ ca*%e c($c,(').
)/;/+ %en3oni3e
P(&e o c$o))(#g) $oad) HDD )/a%% *e (%%ed ('/ :e#'o#('e a'e$ &oe$ ca*%e) /ae *ee#
&,%%ed (#. :e#'o#('e )/a%% #o' &$ee#' &,%%(#g>*ac o ca*%e) (# ca)e o a ca*%e a(%,$e. A#
)e''%e-e#' o '/e *e#'o#('e co-&o,#d )/a%% *e &$ee#'ed a#d '/e /ea' '$a#)e$ )/a%% #o' d(o$('e
d,$(#g '/e %(e '(-e o '/e ca*%e.
)/;/, Sign %oards
Fo$ S,*-a$(#e Ca*%e C$o))(#g S(g# :oa$d de'a(%)< $ee$e#ce )/a%% *e -ade 'o '/e *e%o %()'ed
d$a(#g) /(c/ a$e &$o(ded (# '/e D$a(#g) Sec'(o#=
#ra:ing !o. i3le
DW" AAA CI@ CA: 14 15 S,*-a$(#e Ca*%e C$o))(#g S(g# :oa$d
)/- Cable Pro3e13ion iles
T/() )ec'(o# de'a(%) '/e $e+,($e-e#') o$ Cable Pro3e13ion ileso$ '/e &$o'ec'(o# o ,#de$g$o,#de%ec'$(c Poe$ Ca*%e).
)/-/. Con1re3e Cable Pro3e13ion iles
To &$o'ec' a#d 'o (#d(ca'e '/e %oca'(o# o '/e *,$(ed ca*%e)9< ca*%e coe$ '(%e) )/a%% *e &%aced
a*oe '/e ca*%e)9=
a" #i5ensions and #e3ails
d(-e#)(o#) 'o *e a) de'a(%ed (# '/e 'e#de$ d$a(#g
d(-e#)(o#a% acc,$ac= 5 -- 'o a%% )(de)
-a$(#g o '/e #o-(#a% o%'age o '/e ca*%e (#)'a%%ed )/a%% *e e-*o))ed (# eac/ '(%e) (# 5 c-
/(g/ %e''e$(#g< $ead(#g BD" VOL CA%LE
9 #o-(#a% o%'age o ca*%e 'o *e )'a'ed.
b" >anufa13ure
T(%e) )/a%% *e -a#,ac',$ed * ca)'(#g co#c$e'e (#'o co$$ec'% d(-e#)(o#ed -o,%d)< a#d
a&&%(ca'(o# o a# e(c(e#' /d$a,%(c &$e)),$e. No $e(#o$ce-e#' () #ece))a$ o$ '/e /d$a,%(ca%%
&$e))ed ca*%e coe$ '(%e).
Fo$ Ca*%e Coe$ T(%e) de'a(%)< $ee$e#ce )/a%% *e -ade 'o '/e *e%o %()'ed d$a(#g) /(c/ a$e
&$o(ded (# '/e D$a(#g) Sec'(o#=
320324581.doc Page 20 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
21/29
CIVILWORKS
Civil Works for Underground Cables
#ra:ing !o. i3le
DW" AAA CI@ CA: 14 02>1 > Co#c$e'e Ca*%e Coe$ T(%e) 11@ ADDC9
DW" AAA CI@ CA: 14 02>2 > Co#c$e'e Ca*%e Coe$ T(%e) 22@ ADDC9
DW" AAA CI@ CA: 14 02>3 > Co#c$e'e Ca*%e Coe$ T(%e) 33@ ADDC9
DW" AAA CI@ CA: 14 02>4 > Co#c$e'e Ca*%e Coe$ T(%e) 11@ AADC9
DW" AAA CI@ CA: 14 02>5 > Co#c$e'e Ca*%e Coe$ T(%e) 22@ AADC9DW" AAA CI@ CA: 14 02> > Co#c$e'e Ca*%e Coe$ T(%e) 33@ AADC9
DW" AAA CI@ CA: 14 02>6 > Co#c$e'e Ca*%e Coe$ T(%e) 11@ ADWEA9
DW" AAA CI@ CA: 14 02>8 > Co#c$e'e Ca*%e Coe$ T(%e) 22@ ADWEA9
DW" AAA CI@ CA: 14 02>! > Co#c$e'e Ca*%e Coe$ T(%e) 33@ ADWEA9
1/" Con1re3e Slab Pro3e13ion
Co#c$e'e )%a* &$o'ec'(o# )/a%% *e &$o(ded (# a%% '/e )ec'(o#) o '/e ca*%e '$e#c/ &a))(#g (# '/e
$oada.
)/-/) L#PE Cable Pro3e13ion iles
)/-/)/. A22li1able S3andards
Ece&' /e$e -od((ed * '/() )&ec((ca'(o#< '/e Ca*%e P$o'ec'(o# T(%e) )/a%% *e 'e)'ed (#acco$da#ce ('/ '/e o%%o(#g :$('()/ S'a#da$d)=
:S EN ISO 526 ;e'/od) o Te)'(#g P%a)'(c)
Pa$' 1>1!! "e#e$a% P$(#c(&%e)
Pa$' 2>1!! Te)' co#d('(o#) o$ -o,%d(#g a#d e'$,)(o# &%a)'(c)
Pa$' 3>1!! Te)' co#d('(o#) o$ (%- a#d )/ee')
)/-/)/) #esign Cri3eria
T/e ca*%e &$o'ec'(o# '(%e) )/a%% *e ),('a*%e o$ ,)e (# g$o,#d /a(#g /(g/ a'e$ 'a*%e a#d )a%(#eco#d('(o#).
S('e o&e$a'(#g co#d('(o#) a$e a) &e$ ADWEA?ADWEA>ADDC>AADC "e#e$a% De)(g# C$('e$(a.
320324581.doc Page 21 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
22/29
CIVILWORKS
Civil Works for Underground Cables
)/-/)/ #e3ailed S2e1ifi1a3ions
)/-/)//. La9ou3s
320324581.doc Page 22 o 2!
S&ace o$ ADDC a#d -a#,ac',$e$) %ogo)
250--
150--
1000-- 25--
e%%o
:%ac Te'
2 15-- /o%e)
:%ac
-
7/26/2019 Civil specification for electrical works - GASCO
23/29
CIVILWORKS
Civil Works for Underground Cables
)/-/)//) >a3erials
T/e P$o'ec'(o# T(%e) )/a%% co#)()' o a *a)e -a'e$(a% o %o de#)(' &o%e'/%e#e LDPE9 'o /(c//a) *ee# added o#% '/o)e -a'e$(a%) 'o g(e '/e $e+,($ed good (#()/< )'$e#g'/< d,$a*(%('< co%o,$a#d ca&ac('.
)/-/)// #i5ensions and Colours
Fo$ d(-e#)(o#) a#d co%o,$)< $ee$e#ce )/a%% *e -ade 'o 'a*%e *e%o=
DESCRIPTION CA:LE PROTECTION
TILES
Le#g'/ 1 -e'e$ J?> 5--9
T/(c#e)) .0 -- -(#(-,-9
W(d'/ 250 -- J?> 2--9
Co%o,$ A) &e$ '/e a''ac/ed d$a(#g o$ d(e$e#' o%'age
$a'(#g
)/-/)//+ >arkings
T/e Ca*%e P$o'ec'(o# T(%e) )/a%% /ae '/e ca&'(o# &$(#'ed o# 'o& (# Arabi1 @ Englis7< (#
c/a$ac'e$) #o' %e)) '/a# 40-- /(g/ a#d )/a%% *e )&ec(a%% &$o'ec'ed aga(#)' de'e$(o$a'(o#< a) )/o#
(# '/e a''ac/ed d$a(#g.
)/-/)//, #ra:ingsG Sa52les e31/
320324581.doc Page 23 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
24/29
CIVILWORKS
Civil Works for Underground Cables
T/e S,&&%(e$ )/a%% &$o(de d$a(#g)< )a-&%e)< ca'a%og,e)< 'e)' $e&o$') e'c. o '/e ('e-) oe$ed *
/(- ('/ /() oe$.
A%% d$a(#g)< ca'a%og,e)< )a-&%e) a#d 'e)' $e&o$') )/a%% *e ),*-(''ed * '/e S,&&%(e$ a' /() e&e#)e
a#d )/a%% *eco-e '/e &$o&e$' o ADDC.
)/-/)//6 In3erHlo1king
I#'e$>%oc(#g ,)(#g &eg) )/a%% *e &$o(ded o# eac/ ca*%e &$o'ec'(o# '(%e a%o#g (') (d'/. T/e (#'e$>%oc(#g a$$a#ge-e#' )/a%% *e ),c/ a) 'o e#),$e ea) (#)'a%%a'(o# a#d )/a%% /ae )a-e 'e#)(%e
)'$e#g'/ a) '/e '(%e. T/e ce#'$e o '/e /o%e d$(%%ed 'o 'ae '/e &eg) )/a%% *e 25-- (# $o- '/e *oa$d
e#d J?> 2--9.
)/-/)//; Pa1king @ #is2a317
T/e ca*%e '(%e) )/a%% *e &aced (# *,#d%e). T(%e) &e$ *,#d%e )/a%% #o' *e -o$e '/a# 10 No). T/e)e*,#d%e) )/a%% *e ,$'/e$ &aced (# &a%%e') a#d )(7e o eac/ &a%%e' )/a%% #o' *e -o$e '/a# 1200 -- 1200 -- 1200 -- %e#g'/ (d'/ /e(g/'9.
T/e &a%%e') )/a%% *e d,% coe$ed a#d )'$a&&ed )o '/a' '/e co%o,$) o '/e ca*%e '(%e) do #o' ade/e# )'o$ed (# o&e# a$d. T/e &a%%e') )/a%% /ae &$o&e$ a$$a#ge-e#' o$ %('(#g * o$%(' $o- a%%4 )(de). F,$'/e$< &ac(#g )/a%% *e ),c/ '/a' (' ao$d) ade+,a'e &$o'ec'(o# 'o '/e e#c%o)ed -a'e$(a%)
*o'/ aga(#)' c%(-a'(c co#d('(o#) a#d aga(#)' -ec/a#(ca% da-age d,$(#g '$a#)&o$' 'o (') (#a%de)'(#a'(o#< (#c%,d(#g $o,g/ /a#d%(#g d,$(#g )ea< $a(% a#d $oad '$a#)&o$' a#d '$a#)('(o# $o- o#e
&o(#' 'o a#o'/e$.
)/-/)//- es3s
2.8.2.3.8.1 Type Tests
Fo%%o(#g '&e 'e)') )/a%% *e ca$$(ed o,' o# '/e P$o'ec'(o# T(%e a#d '/e S,&&%(e$ (%% *e $e+,($ed 'o),*-(' co&(e) o 'e)' ce$'((ca'e) o$ ADDC $e(e a#d a&&$oa%. T/e S,&&%(e$ )/a%% ),*-(' a%o#g('/ /() oe$ o#e co& o 'e)' ce$'((ca'e) o$ )(-(%a$ &$od,c' -a#,ac',$ed (# '/e &a)'.
2.8.2.3.8.2 Tensile Stress and Elongation Tests
Te#)(%e )'$e)) a#d e%o#ga'(o# 'e)') )/a%% *e ca$$(ed o,' a) de'a(%ed (# :S EN ISO 526= Pa$') 1< 2 a#d3< o# )&ec(-e#) c,' $o- '/e &$o'ec'(o# '(%e. F(e )&ec(-e#) )/a%% *e 'ae# %o#g(',d(#a%% a#d (e'$a#)e$)e%. T/e 'e#)(%e )'$e)) a#d '/e e%o#ga'(o# a' *$ea )/a%% *e '/e ae$age $e),%' o (e)&ec(-e#) (# eac/ -ode a#d )/a%% #o' *e %e)) '/a# '/e a%,e) )&ec((ed *e%o=
19 ;(#(-,- ,%'(-a'e Te#)(%e S'$e)) a' :$ea N?--29 ... 10
29 ;(#(-,- E%o#ga'(o#= Lo#g(',d(#a% 9 ... 300
320324581.doc Page 24 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
25/29
CIVILWORKS
Civil Works for Underground Cables
T$a#)e$)e 9 ... 350
2.8.2.3.8.3 Chemical Tests
2.8.2.3.8.3.1 Size of Samples to be Tested
Sa-&%e) o )(7e 200 -- 50 -- )/a%% *e c,' a%o#g '/e &$o'ec'(o# '(%e ),c/ '/a' eac/ )a-&%eco#'a(#) *o'/ *acg$o,#d co%o,$(#g a#d %e''e$(#g. S,(c(e#' )a-&%e) )/a%% *e c,' 'o a%%o o#e)a-&%e 'o *e &%aced (# eac/ c/e-(ca% )o%,'(o#. T/e)e )a-&%e) )/a%% *e ,)ed o$ a))e))-e#' o
*acg$o,#d d()co%o,$a'(o# a#d ad/e)(o# o '/e &$(#'(#g.T/e $e-a(#(#g %e#g'/< (#c%,d(#g '/e %e#g'/ $o- /(c/ '/e )a-&%e) /ae *ee# 'ae#< )/a%% *e)'o$ed (# a %(g/'>&$oo co#'a(#e$.
2.8.2.3.8.3.2 Chemical Solutions
I#'o eac/ o '/e c/e-(ca% )o%,'(o#) %()'ed *e%o< )/a%% *e &%aced o#e )a-&%e o )(7e 200 -- 50--=
(9 D(e)e% o(% 35 )< Redood )ca%e< ga) o(%9
((9 S,%&/,$(c Ac(d &H 1
(((9 A--o#(,- Hd$o(de &H 11.
2.8.2.3.8.3.3 Duration of the Test
T/e )a-&%e) )/a%% *e (--e$)ed (# '/e c/e-(ca% )o%,'(o#) %()'ed a*oe o$=
(9 A &e$(od o 12 ee) a#d )'o$ed (# a %(g/'>&$oo e#c%o),$e a' a# a-*(e#' 'e-&e$a',$e o 20oC.
o$
((9 A &e$(od o 30 da) a#d )'o$ed (# a %(g/'>&$oo e#c%o),$e a' a# a-*(e#' 'e-&e$a',$e o 50oC.
2.8.2.3.8.3.4 Examination of Samples
T/e )a-&%e) )/a%% *e $e-oed $o- eac/ c/e-(ca% )o%,'(o# a#d '/e# a)/ed a#d d$(ed. T/e
o%%o(#g &$o&e$'(e) )/a%% *e (#e)'(ga'ed a#d '/e $e+,($e-e#') -e'=(9 :acg$o,#d d()co%o,$a'(o#=
T/e *acg$o,#d co%o,$ o '/e 200 -- 50 -- )a-&%e )/a%% #o' /ae ),(c(e#'% d()co%o,$edd,$(#g '/e 'e)' * co-&a$()o# ('/ '/e o$(g(#a% &$o'ec'(o# '(%e $o- /(c/ '/e )a-&%e) e$e'ae#.
((9 Ad/e)(o# o P$(#'(#g=
T/e ad/e)(o# o '/e &$(#'(#g o# '/e 200 -- 50 -- )a-&%e )/a%% *e a))e))ed a#d )/a%% *eco-&a$ed ('/ '/a' o '/e %e''e$(#g o# '/e o$(g(#a% &$o'ec'(o# '(%e $o- /(c/ '/e )a-&%e a)'ae#. No )(g#((ca#' c/a#ge (# ad/e)(o# +,a%(' o '/e %e''e$(#g )/a%% *e o*)e$ed.
2.8.2.3.8.4 Impact Test
320324581.doc Page 25 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
26/29
CIVILWORKS
Civil Works for Underground Cables
2.8.2.3.8.4.1 Test Euipment
A &(c )(-(%a$ 'o a &(c>ae (%% a%% aga(#)' '/e 'e)' o*ec'. T/e &(c )/a%% *e -ade o )'ee%. I' )/a%%*e a))e-*%ed 'o a# a&&a$a',) /(c/ e#o$ce) '/e (-&ac' d($ec'(o# a#d (-&ac' &o(#' a) de)c$(*ed*e%o. T/e -a)) o '/e &(c )/a%% *e 10 g a#d '/e /e(g/' o a%% )/a%% g(e a# (-&ac' e#e$g o 0N-.
2.8.2.3.8.4.2 Test Conditions
T/e 'e)' o*ec' )/a%% *e %a(d /o$(7o#'a%% (# d$ co-&ac'ed )a#d (# a ($- )'a*%e *o. A )a#d %ae$o a' %ea)' 50 -- )/a%% ),$$o,#d '/e 'e)' o*ec'. T/e (-&ac' &o(#' )/a%% *e 50 -- *e%o '/e )a#d),$ace %ee%.
2.8.2.3.8.4.3 Test Series
To 'e)' )e$(e)< eac/ ('/ 5 (-&ac')< )/a%% *e &e$o$-ed. I# o#e o '/e )e$(e) '/e edge o '/e &(c)/a%% /(' ac$o)) a#d (# '/e o'/e$ a%o#g '/e %o#g(',d(#a% ce#'$e o '/e 'e)' o*ec'. T/e 'e)'(#g )/a%% *e-ade &a$'% a' '/e %oe)'< &a$'% a' '/e /(g/e)' 'e-&e$a',$e) 'o *e co#)(de$ed.
T/e &(c )/a%% /(' '/e %o#g(',d(#a% ce#'$e %(#e o '/e 'e)' o*ec'. T/e (-&ac' &o(#' )/a%% *e %oca'ed a'%ea)' 200 -- $o- '/e e#d o '/e 'e)' o*ec' o$ $o- ea$%(e$ (-&ac' &o(#'. Ee$ (-&ac' &o(#' ()e&o)ed 'o o#e /(' o#%.
2.8.2.3.8.4.4 !euirements
T/e 'e)' o*ec' () acce&'ed ( a' %ea)' 4 (-&ac') (# eac/ )e$(e) &e$o$- a) $e+,($ed.
Re+,($ed &e$o$-a#ce () '/a' '/e edge o '/e &(c -a -ae a deo$-a'(o# o '(%e o$ &a)) '/$o,g/'/e 'e)' o*ec' ,& 'o a %e#g'/ o 50 -- -a(-,-.
T/e deo$-a'(o# o$ &a))>'/$o,g/ %e#g'/ () 'o *e de'e$-(#ed /(%e '/e &(c () )'(%% (# '/e 'e)' o*ec'.
)/? Cables Su22or3ed on Ra1ks or ra9s
T/e :(dde$?Co#'$ac'o$ )/a%% ),&&% a%% $ac)< '$a) a#d ),&&o$'(#g )'ee%o$ o$ '/e ca*%e)
),&&%(ed a#d (#)'a%%ed ,#de$ '/() Co#'$ac'.No#>-ag#e'(c c%a-&) -,)' *e ,)ed o$ '/() &,$&o)e< 'o *$ace '/e ca*%e) aga(#)' d#a-(c (-&,%)e
o$ce) d,$(#g )/o$'>c($c,(').
T/e )&ac(#g o ca*%e>),&&o$'(#g )'ee%o$ )/a%% *e 'o '/e a&&$oa% o ADWEA?ADDC?AADC.
W/e$ee$ ca*%e) a#d acce))o$(e) a$e (#)'a%%ed a#d e&o)ed 'o d($ec' )o%a$ $ad(a'(o#< ),# )/(e%d)
o a&&$oed -a'e$(a% a#d de)(g# )/a%% *e a&&%(ed a#d (#)'a%%ed.
W('/(# '/e )'a'(o#)< -oa*%e oo'*$(dge) )/a%% *e &$o(ded (# o$de$ 'o e#a*%e '/e
:(dde$)?Co#'$ac'o$G) a#d a# -a(#'e#a#ce &e$)o##e% 'o )'e& oe$ '/e ca*%e)Q #,-*e$ a#d de)(g#
)/a%% *e ),*ec' 'o a&&$oa%.
320324581.doc Page 2 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
27/29
CIVILWORKS
Civil Works for Underground Cables
Fo$ '/e ca*%e *a)e-e#' o ),*)'a'(o#) '/e :(dde$?Co#'$ac'o$ )/a%% &$e&a$e '/e a$$a#ge-e#' a#d
%ao,' o$ a%% ca*%e) (#c%,d(#g a%% ,',$e ca*%e) (# o$de$ '/a' c$o))(#g) a$e ao(ded a#d ),(c(e#'
)&ace o$ ,',$e co##ec'(o#) () &$o(ded. T/() o$ )/a%% *e co>o$d(#a'ed ('/ '/e $e%ea#'
),*)'a'(o# :(dde$)?Co#'$ac'o$) a#d '/e de)(g# )/a%% *e ),*ec' 'o '/e a&&$oa% o
ADWEA?ADDC?AADC.
A%% ($o# &a$') ),c/ a) oo'*$(dge)< ca*%e>),&&o$'(#g )'$,c',$e)< e'c.< )/a%% *e co$$o)(o# &$o'ec'ed
a) de)c$(*ed /e$e(#a'e$ a#d )/a%% *e &$o&e$% g$o,#ded. T/() () a%)o a%(d o$ a%% #,') a#d *o%')
,#%e)) '/e a$e o )'a(#%e)) )'ee%.
)/.* Cable En3ran1es a3 Subs3a3ions and Pi3s
S&ec(a% ca$e )/a%% *e 'ae# '/a' a%% ca*%e e#'$(e) 'o o(#' &(')< ),*)'a'(o#) a#d ca*%e) &a))(#g ($e
$a'ed &a$'('(o# a%%) a#d )ec'(o#)< /e'/e$ ,'(%(7ed o$ #o'< a$e d,$a*% a#d &e$-a#e#'% )ea%ed
aga(#)' a'e$ &e#e'$a'(o# 'o '/e )a'()ac'(o# o ADWEA?ADDC?AADC. A%% ),c/ e#'$a#ce) )/a%%
*e $ec/eced a#d )ea%ed aga(# *eo$e ()),a#ce o '/e F(#a% Acce&'a#ce Ce$'((ca'e.
Fo$ '/() &,$&o)e< a co-&%e'e -,%'( ca*%e '$a#)(' ))'e- ada&'a*%e 'o d(e$e#' (#)'a%%a'(o#
$e+,($e-e#') )/a%% *e ),&&%(ed a#d a))e-*%ed.
T/e ca*%e )ea%(#g ))'e- )/a%% co#)()' o ga%a#(7ed o$ )'a(#%e)) )'ee% $a-e) o$ %a#ge) 'o *e(ed a' &a$'('(o# a%% ($e )ec'(o#9 ('/ &$o()(o# o )&a$e) o$ ca*%e) o$ '/e (#a% e'e#)(o# o
'/e $e)&ec'(e $ece))e).
T/e )'ee% $a-e) o '/e )ea%(#g ))'e- )/a%% *e (%%ed ('/ -od,%a$ &ac(#g *%oc) -ade o,' o
e%a)'(c ($e &$oo a#d $ode#' $e)()'a#' -a'e$(a% o d(e$e#' )(7e)< 'o acco--oda'e '/e $e)&ec'(e
ca*%e) &a))(#g '/$o,g/ '/e a%%).
Re-oa*%e co-&$e))(o# &%a'e) o e#d &ac(#g &$e)) edge) )/a%% )ea% '/e co-&%e'e ca*%e '$a#)('
))'e- aga(#)' a'e$ &$e)),$e a#d ($e.
A co-&%e'e )e' o d(e$e#' )(7ed ca*%e ada&'e$ *%oc) (#c%,)(e 'oo%)< 'a&e)< e'c.< )/a%% *e
),&&%(ed. A-o,#' a#d )(7e o )&a$e *%oc) acco$d(#g 'o (#a% e'e#)(o# $e+,($e-e#'9.
Eac/ ca*%e< /e# co-&%e'e% (#)'a%%ed< )/a%% /ae &e$-a#e#'% a''ac/ed 'o (' a' eac/ e#d a#d a'
(#'e$-ed(a'e &o)('(o#) > a) -a *e co#)(de$ed #ece))a$ * ADWEA?ADDC?AADC #o#>
co$$od(*%e -e'a% &%a'e) ('/ '/e (de#'((ca'(o# #,-*e$ o '/e ca*%e< o%'age< $a'(#g< co#d,c'o$ )(7e
a#d -ae e#g$aed o$ &e$-a#e#'% )'a-&ed o#.
T/e ca*%e (de#'((ca'(o# #,-*e$) )/a%% co-&% ('/ '/e ca*%e )c/ed,%e)< /(c/ )/a%% *e &$e&a$ed *
'/e :(dde$?Co#'$ac'o$ acco$d(#g 'o '/e ac',a%% %a(d ca*%e). T/e)e ca*%e )c/ed,%e) )/a%% (#d(ca'e '/e
ca*%e #,-*e$)< ca*%e )(7e)< o%'age< co#d,c'o$ )(7e< 'e$-(#a'(o# a#d co##ec'(o#) a' eac/ e#d o '/e
ca*%e $o,'e.
320324581.doc Page 26 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
28/29
CIVILWORKS
Civil Works for Underground Cables
A%% ca*%e) (# ca*%e &(') a#d a' e#'$ 'o *,(%d(#g *%oc) )/a%% *e %a*e%ed ,'(%(7(#g '/e ao$e-e#'(o#ed
'&e o %a*e%. A co-&%e'e a#d de'a(%ed %()' o 'oo%) a#d e+,(&-e#' $e+,($ed o$ )ea%(#g '/e ca*%e)
)/a%% *e ),*-(''ed.
)/.. Ladders
Ladde$) o$ L(# :o P(')< e'c.< )/a%% *e co#)'$,c'ed o a%,-(#(,- )'$(#ge$) a#d $,#g). S'$(#ge$)
)/a%% *e o /o%%o )ec'(o#) 50 30 3 -- ('/ a (d'/ o 450 --Q $,#g) )/a%% *e 20 --
d(a-e'e$ a' d()'a#ce) o 0.3 -< a#d )/a%% *e a#c/o$ed 'o /oo) $o- '/e $oo )%a* o$ (# '/e a%%.I)o%a'(o# -a'e$(a% )/a%% *e ,)ed 'o ao(d co#'ac' *e'ee# d())(-(%a$ -e'a%).
)/.) Cable Rou3e >arkers
Fo$ Ca*%e Ro,'e ;a$e$ de'a(%)< $ee$e#ce )/a%% *e -ade 'o '/e *e%o %()'ed d$a(#g) /(c/ a$e
&$o(ded (# '/e D$a(#g) Sec'(o#=
#ra:ing !o. i3le
DW" AAA CI@ CA: 14 11>11>1 Ca*%e Ro,'e ;a$e$ 11 @9 > T&e 1 ADDC
DW" AAA CI@ CA: 14 11>11>2 Ca*%e Ro,'e ;a$e$ 11 @9 > T&e 1 AADC
DW" AAA CI@ CA: 14 11>11>3 Ca*%e Ro,'e ;a$e$ 11 @9 > T&e 1 ADWEA
DW" AAA CI@ CA: 14 11>11>4 Ca*%e Ro,'e ;a$e$ 11 @9 > T&e 2 ADDC
DW" AAA CI@ CA: 14 11>11>5 Ca*%e Ro,'e ;a$e$ 11 @9 > T&e 2 AADC
DW" AAA CI@ CA: 14 11>11> Ca*%e Ro,'e ;a$e$ 11 @9 > T&e 2 ADWEA
DW" AAA CI@ CA: 14 11>12>1 Ca*%e Ro,'e ;a$e$ 22 @9 > T&e 1 ADDC
DW" AAA CI@ CA: 14 11>12>2 Ca*%e Ro,'e ;a$e$ 22 @9 > T&e 1 AADC
DW" AAA CI@ CA: 14 11>12>3 Ca*%e Ro,'e ;a$e$ 22 @9 > T&e 1 ADWEA
DW" AAA CI@ CA: 14 11>12>4 Ca*%e Ro,'e ;a$e$ 22 @9 > T&e 2 ADDC
DW" AAA CI@ CA: 14 11>12>5 Ca*%e Ro,'e ;a$e$ 22 @9 > T&e 2 AADC
DW" AAA CI@ CA: 14 11>12> Ca*%e Ro,'e ;a$e$ 22 @9 > T&e 2 ADWEA
DW" AAA CI@ CA: 14 11>13>1 Ca*%e Ro,'e ;a$e$ 33 @9 > T&e 1 ADDC
DW" AAA CI@ CA: 14 11>13>2 Ca*%e Ro,'e ;a$e$ 33 @9 > T&e 1 AADC
DW" AAA CI@ CA: 14 11>13>3 Ca*%e Ro,'e ;a$e$ 33 @9 > T&e 1 ADWEA
DW" AAA CI@ CA: 14 11>13>4 Ca*%e Ro,'e ;a$e$ 33 @9 > T&e 2 ADDC
DW" AAA CI@ CA: 14 11>13>5 Ca*%e Ro,'e ;a$e$ 33 @9 > T&e 2 AADC
320324581.doc Page 28 o 2!
-
7/26/2019 Civil specification for electrical works - GASCO
29/29
CIVILWORKS
Civil Works for Underground Cables
DW" AAA CI@ CA: 14 11>13> Ca*%e Ro,'e ;a$e$ 33 @9 > T&e 2 ADWEA
Co#c$e'e ca*%e $o,'e -a$e$) )/a%% *e (#)'a%%ed a'e$ a%% $e(#)'a'e-e#' /a) *ee# ca$$(ed o,'.
)/. S3eel S3ru13ures
T/e ),&&% a#d (#)'a%%a'(o# o a%% $e+,($ed /o' d(& ga%a#()ed a#d ),('a*% &a(#'ed )'ee% )'$,c',$e)
o$ ),&&o$'(#g ca*%e)< )ea%(#g e#d) #ea$ '/e )('c/gea$< a#d o'/e$ (#)'a%%a'(o#) (# $e%a'(o# 'o '/e
ca*%e %a(#g )/a%% a%)o *e (#c%,ded.
)/.+ Pain3ing
A%% &a(#' o$ coa'(#g o$) )/a%% *e eec,'ed (# co-&%(a#ce ('/ '/() S&ec((ca'(o# a#d
;a#,ac',$e$) )&ec((c (#)'$,c'(o#) a#d Tec/#(ca% S'a#da$d S&ec((ca'(o#< Pa$'=
S>AAA>CORR > Co$$o)(o# P$o'ec'(o#
;a#,ac',$e$< '&e a#d co%o,$ o &a(#')?coa'(#g) 'o *e a&&%(ed a$e ),*ec' 'o '/e a&&$oa% o
ADWEA?ADDC?AADC.