8/16/2019 4.Weld Repaair
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APPROVED
WORK PROCEDURE
FOR
WELDING REPAIRS (ROOT REPAIR & PARTIAL REPAIR)
PROJECT : PAGUTHAN-NTPC JHANORE PIPELINE
PROJECT.
DOCUMENT NO : JPL/GSPL/PNJPL/WP-09
CLIENT : GUJARAT STATE PETRONET LTD.
CONSULTANT : DORSCH CONSULT (INDIA) PVT. LTD.
TPIA : BAXCOUNSCEL INSPECTION BUREAU
PVT. LTD.
CONTRACTOR : JAIHIND PROJECTS LIMITED
JPL BIBPL DCIL GSPL
PREPARED BY REVIEWED BYCHECED !
APPROVED BYAPPROVED BY
NAME
DESIGNATION
SIGNATURE
DATE
WELDING REPAIRS
DOCUMENT NO. REV
P"#$ % &' JPL/GSPL/PNJPL
/WP/0900
8/16/2019 4.Weld Repaair
2/3
CONSTRUCTION PROCEDURE FOR WELDING REPAIR
1.0 SCOPE :
T$ *+&,$ &' * ,&+$1$ * 23 & $3&45# $ 6$2
3$"2 6$$ *+&551$* "$
7$8&5 "++$,"72$ 23 "5 & '"+2"$ $6$2 "* ,$ $
",,&4$ WPS 6+ *"22 7$
6$2$ 78 1"2'$ 6$2$*.
2.0 METHOD :
A) RE;ERENCE CODE: API %%0< !DCIL/GSPL S,$+'+"&5*
(D&+. N&. %0%9-
%=>-%0?)B) PROCESS : SMAW (M"51"2)
C) WPS NO. : WPS @ (R&& R$,") ! WPS @< (P""2
R$,")
3.0 EVALUATION:
A) Lo!"#o$ : W $*,$+ & $ NDT $,& 2&+"&5 622 7$
3"$ &5
$ 6$2.
%) Roo" R'!# : G55# & 7$ &5$ 1, & && "5
&& &,$55# 622 7$
&5$ 78 +*$2 "+-*"6 72"$. T$5 622 7$ #&15*3&&28
& 4 #&&4$. ;& 5$5"2 & $$5"2 $,"* 6+&,$5 $
6$2 && M"313 $'$+ 2$5# 622 7$ >0 &' $6$2 2$5#.
P!"#! R'!# : E"+ 2"8$ 622 7$ &&1#28 +$+$ '& $
8,$ &'
*+&5518 5 NDT $,&*. S3&& #55# 622 7$ &5$
& 3"$ V #&&4$ "5 +2$"5 "22 *1'"+$*. . T$ 35313
2$5# &' " $,"$ "$" *"22 7$ %00 33 "* 3$"*1$
&4$
$+",,$ 2$5#.M". 2$5# 622 7$ 0 &' $ 6$2
2$5#.
C) P*+!"#$, : T$ 6$2 F&5 & 7$ $,"$ 622 7$ $"$
& "$3,$"1$ &' %000C 35313 1*5# 51+&5
$"5#/$**"5+$ $"5#
.
D) W-#$, : A'$ $5'85# $ $'$+* #55# *"22 7$ &5$
&
$3&4$ $ $'$+*. I' $1$ DPT $"35"&5 & 7$ &5$
& $5*1$ $ $3&4"2 &' $ $'$+*. C"$ *"22 7$ "$5
&
$5*1$ " 5& #55# 3"* "$ 3"$ "586$$ &5 ,,$
*1'"+$. I5$5"2 && $'$+* *"22 7$ #&15
&&1#28.
T$ $#$ ,$,""&5 "5 && #", *"22 +&5'&3 &
$
WELDING REPAIRS
DOCUMENT NO. REV
P"#$ > &' JPL/GSPL/PNJPL
/WP/0900
8/16/2019 4.Weld Repaair
3/3
1"2'$ 6$25# ,&+$1$ "5 *"22 7$ *3&& '$$ '&3
715* +1* "5 &$ *1'"+$ $#12"$*.
F) No. o W-/ : O5$. 1"2'$ 6$2$ '& $ ",,&,"$
,&+$** 622 7$
$5#"#$. W$25# 622 7$ +"$ &1 5 "++&"5+$ 6
",,&4$ WPS.
G) NDT : % R$-"",8 &' $,"$ 6$2 *"22 7$ 23$ & =
6$2 2$5# &5 $$ *$ &' $,"$ "$" &' F&5.
>. DPT "* ,$ $1$3$5 &' *,$+'+"&5 "5 DORSCH
E5#5$$.
H) A'"! C#"#! : A* ,$ API %%0< "++$,"72$ / DORSCH
S,$+'+"&5
%0%9-%=>-%0?.
I) No o A""'"/ : O5$ O528.
4.0 FORMATS :
Welding Procedure Specification : JPL/GSPL/PNJPL/WPS-03
Rev. 00
(For Root Repair)
Welding Procedure Specification : JPL/GSPL/PNJPL/WPS-04
Rev. 00
(For Partial Repair)
Daily Inspection Report : JPL/PNJPL/QC/IR-09 Rev. 00
Inspection Test Plan : JPL/PNJPL/QC/ITP-09Rev. 00
Incase of any conflict between this !oce"#!e an" cont!act$s
secification% the late!
shall &o'e!n
WELDING REPAIRS
DOCUMENT NO. REV
P"#$ &' JPL/GSPL/PNJPL
/WP/0900
