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Comment Resolution Sheet for

SITE INSPECTION, VERIFICATION AND BALANCE LIFE ASSESSMENT FOR SLU CATC!ERS

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ITEMREFERENCEDOCUMENT

ADMA-OPCO COMMENT onReport Rev. A

BUREAU VERITASRESPONSE

ADMA-OPCO RESPONSE /Comments on Rev. 1

BUREAU VERITAS RESPONSE

1

Fitness - For- ServieReportFor S!"# C$t%erM&'1 - Bcover page

Balance of Life AssessmentCalculation for the completevessel (including allcomponents) is to beperformed.

Noted. Calculation is addedfor 14 nole as !ell as footvessel.

Noted. "o!ever# assessment isre$uired for all noles (includingC%# C4# C C') based oninspection and readings.

Also# refer response to sl. No. *belo!

Noles calculations havebeen incorporated into reportfor all those noles for !hichinspection readings areavailable.

*

he report submitted is based

on e+ternal inspection of thevessel !hile in ,peration.Complete vessel inspection(-nternal /+ternal) to beperformed and Balance ofLife Assessment calculationsto be carried0out for allcomponents (shell# heads#noles# supports# e+ternal internal attachment# etc.)

As advised b N2CC in the3, and latercorrespondences that thevessel shall not be shutdo!n during the inspection.5o# accessibilit to thevessel internal !as notpossible.

As per 5cope of 6or7 8doc. no.

A901&&0*:100:*%: 5ection &;clause no. >5 assessment is based one+ternal inspection results asagreed in 3, !ith N2CCsince e$uipment !as notavailable for internalinspection.N2CC to advise this additionalre$uirement for >>5 based oninternal inspection.

%

5tress values used forcalculations shall correspond

to A5/ 5ection ?--- 9ivision1# /dition 1@ 5ummer1@< Addenda.

Noted. he calculation isrevised considering change

in design margin of 4 to %.&for allo!able stress !hichhas been occurred at 1@@@on A5/ 5ection ?---.

Noted Closed

4 efer to other commentsmar7ed in the document#revised accordingl resubmit.

5ee response to relevantcomments

Noted Closed

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2roDect 9ocument Coveremplate to be used and

A9A0,2C, documentnumber to be indicated.eport for 5lug Catchers 0*:1 A and B to have separatedocument nos.

N2CC to respond.

Comment is retained.C,NAC, should haveresolved such issues beforeissuing to A9A revie!.

N2CC to address the comment

'

>itness 0 >or0 5erviceeport >or 5lugCatcher *:1 0 BDisclaimer (Page 3 of24, paragraph 3)

Chec7 the dra!ing no. '

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1: Tale of !o"te"ts-ndicate the content of the

Appendices in this pageNoted and incorporated. Noted Closed

111#1 $ac%grou"&(Paragraph 4)

/+isting internal attachmentsare to be assessed# if usedfor support of ne! internals.

5ee response to commentNo. *

Comment retained. eferresponse to sl. no. *

Calculation for ne! internalattachment !as provided inev 1 and also available inev.* (efer Appendi+0G)."ence no further calculationre$uiredHenvisaged for e+istinginternal attachments.

1*1#1 $ac%grou"&(Paragraph 4)

-mpact of local loads on thevessel due to loads from ne!internals to be analed.

Noted. Calculations !ererevised based on ne! dataprovided b N2CC.

Noted Closed

1%

1#1 $ac%grou"&(Paragraph 4)8"o!ever# internalinspection could not becarried out due tooperations of these

vessels.=

efer comment on /+ecutive5ummar section and reviseaccordingl.

5ee response to commentNo. *

efer response to sl. no. * efer response for -temI*

14 1#4 'pplicale !o&e-ndicate the /dition including

Addenda H /rrataNoted and incorporated. Noted Closed

1&1# Softare Bulllet *.82?/lite *:1%=

efer comment on /+ecutive5ummar section and reviseaccordingl.

Noted and incorporated. Noted Closed

1'1#* +efere"cesable 1J List ofeference

-ndicate revision nos. H issuedate !herever applicable


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11# 'ssumptio"sBullet %(s%e!! $n+ %e$+s*

Hs Bureau ?eritas shall carrC,2L// vesselassessment calculations(including noles andsupports) to chec7 fitness forservice for another %: ears."ence# Hs B? is re$uested

to resubmit this reportcalculation consideringcomplete vessel chec7. ,DED- St$ti E"ipmentEn#ineer Comment

ev 1 includes assessmentof Noles# 5addles and-nternals.

Comment retained. eferresponse to sl. no. 1 *

efer to itemI 1#@ 11.

1or formulae used# addreference nos. of Code H5tandards

5ee response to commentNo. *4

Noted Closed

*< he minimummeasured thic7ness

Add reference to the sectionof the document includingnode no.


*@ tell.min K %*.% mm

As per Appendi+ 4B of thisdocument# minimummeasured thic7ness for headis %1.% mm at nodes C%04< C%0&.


%:Level 1 Acceptabilitcriteria chec7J

-ndicate the same in sectionfor /llipsoidal "ead 1 chec7.

Noted and incorporated. Comment retained

Comment is alreadincorporated in ev.1 efer2age0 of *%.-t is also the part of latestrevision of report (ev.*) efer2age0 ** of %1@.

%1Elliptical -ea& (-ea&2) . Sheet 2 of 2

2rovide numeric values alsoin e$uations


%*Tale of !o"te"ts(Error/ $oo%mar% "ot&efi"e&)

evise. Noted and incorporated. Noted Closed

%%Shell '"alysis 0 Shell!yli"&ri (page 4)

he report is entirel

revised !ith ne! datareceived from N2CC on *10

Aug0*:1%ser entered minimummetal temperature

2rovide basis.

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01:.:: C.

%4emperature for-nternal 2ressure@%.:: C

echec7 9ata

%&9esign /+ternal2ressureJ 1&.:: psig

Chec7 if e+ternal pressure isapplicable for design of the

Noted Closed

emperature of/+ternal 2ressureJ&:.:: C

vessel.

%'5 K *::::.:: psi# 5A K*::::.:: psi5 K %4orce due to

efer comment on sl. No. '#5ection 1.

Noted Closed

6eight; M K 4&::: N

%@

Fitness - For- ServieReport For S!"#C$t%er M&'1,Appen+i3 &A

an values in tables are notreadable# attach legible copin the appendices.

he cop provided to N2CCis clear. N2CC pleasesubmit to A9A0,2C,same attachments.

Noted Closed

4: ener$! 5ubmitted >>5 report resultsare based on e+ternal inspection of the vessel. As

N2CC to address this issue.

B? has done >>5 assessment

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per clause < of 5ection &5,6 for Balance Life

Assessment# B? is re$uiredtoJa. -nspect the vessels during

shutdo!n !indo!.b. ?erif the ne! site

inspection reports.c. Carr out balance life

assessment based on ne!findings and providerecommendations forvessel life e+tensionendorsement in order toguarantee the vesselmechanicall

based on e+ternal inspectionresults as discussed andagreed !ith N2CC in 3,."o!ever B? has included theNumber of Oear for balancelife ev.*.

41 ener$! 0*:1B has local metal lossbased on the previous >>5report submitted (ev.:)."o!ever# B? has removedlocal metal loss findings andcalculations from the revised>>5 report (ev.1). B? shallclarif and advise on this.

B? has done calculation usingboth approaches (general local metal loss) and found thate$uipment is fit for servicebased on both approaches.Calculation based on A2-0&@2art04 had been made the partof final report since A2-0&@recommends to first perform>>5 based on 2art04 (!hich ismore conservative approach(efer A2-0&@ clause04.1.*#4.4.1.% &.1.*).

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-rrespective of aboveunderstanding# !e haveincorporated the local metalloss calculations in ev.*

4* ener$!

efer document for othercomments. B?HN2CC torevie! and re submitincorporating the same.

Noted

4%

it"ess.or.Service+eport for Slug!atcher 21.$

thic7ness readings for allnoles shall be attached tothe report. Assessmentcalculations shall besubmitted for all nolesbased on actual thic7nessmeasurements and not onlfor C1 and foot vessel.

thic7ness readings fornoles are available in ev.*

Appendi+0B C%.Assessment of noles hasbeen done and available inev.*

44

B? is re$uested ma7e clearrecommendations toN2CCHA9A in the report!.r.t. the findings of theassessment calculationssubmitted. >or e+ample# 14inlet nole is found to beinade$uate based on the areareinforcement calculations.

Noted. -t is incorporated# eferClauseI% of ev.* (2age014 of*)

4& it"ess.or.Service+eport for Slug!atcher 21.$

-ndicate evision remar7s inthe document for sectionsmodified

-ncorporated in ev.*."o!ever it cannot be mar7edin calculation part of reportbecause calculation !as donein soft!are and soft!are

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directl generates the report.

4'

it"ess.or.Service+eport for Slug!atcher 21.$

Executive Summary(page 4 of *ollo!ing sections fromearlier revision of thedocument are not included#B?HN2CC to clarifJ1. Local etal Loss

Calculations

2. reports of 55-inspection# !hich !eresubmitted !ith earlierrevision# are notavailable.

[email protected] -ncorporated# referAppendi+0A1 /1

4@.*J -ncorporated# referAppendi+0B

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&:

it"ess.or.Service+eport for Slug

!atcher 21.$1$ %ntroduction&page of *

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'$3 *eferences&page 1* of *

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applicableK 8-9V=H*= >CA L,55

&CA L,55

Noted and corrected.

&

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