Instrument Work Procedure

8/11/2019 Instrument Work Procedure

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Escravos Produced Water Project Rofcom Energy Services Limited Chevron Nigeria Limited

(EPWD)

Client

C!E"R#N N$%ER$&L$'$ED

Contractor

R#C#' ENER%*SER"$CES L$'$ED

Project itle ESCRAVOS PRODUCED WATER DISPOSAL PROJECT

Contract No+

Documentitle

INSTRUMENTATION WORKPROCEDURE

Doc+ Ref

Date

Revision ,

N&'E C#'P&N* S$%N-D&E

PREP&RED .*&+ /'&R

R#C#'

C!EC0ED .*C+ $%/D$&

R#C#'

&PPR#"ED .*%+#.&SE0$

R#C#'

RE"$EWED .*

C#NR&C !#LDER&PPR#"ED .*

Page 1 of 17

$nstrumentation Wor1 Procedure


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(EPWD)

&PPR#"ED .*

$NSR/'EN&$#N W#R0 PR#CED/RE

&.LE # C#NENS

,+2 P/RP#SE 3 3 3 3 3 3 3 45+2 SC#PE 3 3 3 3 3 3 3 44+2 REERENCES 3 3 3 3 3 3 66+2 DE$N&$#N 3 3 3 3 3 3 78+2 RESP#NS$.$L$$ES 3 3 3 3 3 3 9

7+2 PR#CED/RE 3 3 3 3 3 3 3 :9+2 $NSR/'EN $NS&LL&$#N 3 3 3 3 ;:+2 ES$N% 3 3 3 3 3 3 3 ,8;+2 D#C/'EN&$#N 3 3 3 3 3 3 ,7,2+2 PERS#NNEL 3 3 3 3 3 3 ,7,,+2 S&E* 3 3 3 3 3 3 3 ,7,5+2 N#N3C#N#R'&NCE 3 3 3 3 3 ,7

1.0PURPOSE

he


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(EPWD)

Escravos Produced Water Diss of >or1 are

as follo>s

/n?oing and sorting of $nstruments+

Ca?le drums testing+ Ca?le ray a?rication and $nstallation+

Bunction .o $nstallation+

Ca?le Pulling+

$nstrument $nstallation+

Ca?le %landing and ermination

Ca?le agging and Core $denti@cation+

esting

$nstrument &ir u?ing !oo13u


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(EPWD)

PWD3D2:83$CS3$$D3NE32223;2268322 $nstrument !oo13u


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(EPWD)

$C'3D/3,,+243& Level $nstruments

&P$ RP 886 Process $nstruments and

Control

&P$ RP 88, Process 'anagement$nstrumentation

$S& 8+, $nstrumentation Sym?ols&nd $denti@cation

4.0DEFINATION

&$ &nalogue $n


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(EPWD)

PWD Produced Water Dis


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(EPWD)

coordinating >ith the G& - GC Engineer for resolving

technical =ueries+ Inst!"#nt S!(#)'s*

Shall lead the instrumentation activities at construction stageH

carry out all ins


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(EPWD)

Guality &ssurance-Guality Control

$ns


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(EPWD)

in accordance >ith "endor - manufacturers recommendation+

Ca?le drums shall ?e stac1ed horiIontally in a safe


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(EPWD)

a?ove grade to allo> vie>ing from al1>ay level

as recommended ?y Comhose functioning can ?e

aFected ?y hot environments and also a clearance of at least

422 mm shall also ?e given ?et>een any instrument and cold

surface (less than minus 52KC)A >hich may lead to

condensation+ No $nstrument Su


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(EPWD)

damage and su


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(EPWD)

the ca?le glands on either side of Bunction ?o transit

frames and e=ui


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(EPWD)

#nly if ill 5nd choice

orientation ?e considered >ith aards for gases and steam+ lo> $nstruments shall ?e located to ?e accessi?le from

grade or


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(EPWD)

avoid o?struction of their ?lo> out ay from the oeen the ?lo> out

Disc and a near?y o?struction shall ?e at least 58mm+

6.10 C*nt*, V$,)#s

Comill detail the

re=uired clearanceA >eightA etc+

Control valve shall ?e located to ?e accessi?le from gradeA or


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(EPWD)

accordance >ith the relevant P $D+ $nstruments clearance and access re=uirements shall ?e in

comith relevant dra>ings+ hermometers and


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(EPWD)

12.0 NONCONFORMANCE

&ny non3conformance found during the installation and testing of

@eld mounted instrument shall ?e dealt in accordance >ith

Com

Documents

Instrument Work Procedure