RBG-36-263, Forwards Requests for Relief RR0007,RR0010 & RR0012B to ISI Plan.Revs Correct Typos

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Forwards Requests for Relief RR0007,RR0010 & RR0012B to ISI Plan.Revs Correct Typos
ML20091K566
Person / Time
Site: River Bend Entergy icon.png
Issue date: 01/16/1992
From: Odell W
GULF STATES UTILITIES CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
RBG-36-263, NUDOCS 9201240255
Download: ML20091K566 (13)


Text

..

GULF STATES UTILITIES COMPANY p!vt h t5t.ND t 1 AUOh PO510Fhd B su 220 sf I RANf lS. 'ILti LONAN A 707?b ARE A CODE M4 fl5 f094 346 9% i january 16,1992 RBG- 36,263 File Nos. G9.5, G15.4. I 224.600 w

U.S. Nuclear Regulatory Commission Document Control Desk Washington, D. C. 20555 Gentlemen:

River Bend Station - Unit i Docket No. 50-458 Please find enclosed the revised Requests for Relief RR0007, RR0010 and RR0012B to the River Bend Station (RBS) Inservice Inspection (ISI) Plan. These revisions correct typographical errors found during a review of all ISI Plan Requests for Relief, the ISI Plan and Safety . valuation Reports for the RBS ISI Program, as discussed during the exit meetmg for NRC Inspection 91-28 with your Messrs 1. Barnes, L. Gilbert and W. McNeill on November 22,1991.

Should you have any questions, please contact Mr. David Lorfing of my staff at (504) 381-4157.

Sincerely, f /

W. H. Odell Manager - Oversight River Bend Nuclear Group L lb o

Attachmeg

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9201240255 920116 PDR ADOCK 05000458 j\ \

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. cc: U. S. Nuclear Regulatory Commission 611 Ryan Plaza Drive, Suite 400

- Arlington, TX 76011 Mr. D.V. Pickett 11555 Rockville Pike Rockville, MD 20852 NRC Resident Inslator Post Office Box 1051 St. Francisville, LA 70775 I

CULFJSTATES UTILITIES RIVER BEND STATION - UNIT 1 ISI PLAN, APPENDIX "K" INSERVICE INSPECTION (ISI)

REQUEST'FOR RELIEF: RR0007 REVISION: 05 DATE: December 10, 1991 COMPONENT: Pressure retaining welds, Code Class 1, Category B-J. Item B9.11, (See attached listings).

CODE: Pressure retaining piping welds were fabricated in accordance with ASME Section III, Class 1 requirements.

Inservice inspections will be performed in accordance with ASME Section XI, 1980 Edition through and including Winter 1981 Addenda.

r' CODE REQUIREMENTS ASME SECTION XI: 100% of pressure retaining piping welds will be Surface and Volumetric examined for Inservice Inspection in accordance with ASME Section XI, IWB-2500-1 Examination Category B-J. Item B9.11.

INFORMATION TO SUPPORT THE DETERMINATION THAT THE CODE REQUIRE-MENT CANNOT BE HET: Due to location of integral attachments, branch connections, and code plates, required area of examination cannot be examined. The accessible portion of the weld will be examined in accordance with ASME Section XI.

REASON WHY RELIEF SHOULD BE GRANTED: Welds will be surface examined in accor-dance with ASME Code Section XI, Class I requirements.-

l l PAGE 1 of 2

GULF STATES UTILITIES RIVER BEND STATION - UNIT 1 INSERVICE INSPECTION.(ISI) ISI PLAN, APPENDIX "K" REQUEST FOR RELIEF: RR0007 REVISION: 05 DATE: December 10, 1991 LINE WELD RESTRICTION  % OF NUMBER NUMBER & LOCATION EXAM 1HSS-024-605-1 MSS *600A2-FWA04LA 8.5" from Circ, weld 65 l (restraint / lugs) 1HSS-024-605-1 MSS *600A2-FWA04LB 9.0" from Ciro. weld 75 l (restraint /luga) 1HSS-024-718-1 HSS*700A2-SWO8BLA 8.25" from circ. weld 70 l (restraint / lugs) 1NSS-024-718-1 MSS *700A2-SWOBBLB 8.5" from Cire. weld 60 l (rentraint/luga) 1RCS-020-80A-1 RCS*800B-FWA06 12.0" to 16.0" clock- 40 wise from V-stamp (branch-connection) 1RCS-020-80A-1 RCS*800B-FWA09LA 8.0" from Cire. weld 75 l (I.D. tag) 1RCS-010-800-1 RCS*800CX-SWO17BLA 12.25" from Cire. weld 75 (I.D. tag) 1RCS-010-80D-1 RCS*800CX-SWO18BLA 8.5" from Cire, weld 90 (I.D. tag) 1RCS-010-80E-1 RCS*800CX-SWO11ABLA 10.0" from Cire. weld 85 (I.D. tag) 1RCS-010-80F-1 RCS*800CX-SWO19BLA 9.75" from Circ, weld 90 (I.D. tag) 1RCS-010-800-1 RCS*800CX-SWO20BLA 10.5" from Cire. weld 90 (I.D. tag) 1RCS-010-900-1 RCS*900CX-SWO21BLA 10.75" from Cire, weld 90 (I.D. tag) 1RCS-010-90D-1 RCS*900CX-SWO22BLA 11.0" from Ciro, weld 90 (I.D. tag) 1RCS-010-90E-1 RCS*900CX-SWO11BBLA 9.5" from Cire, weld 85 (I.D. tag) 1RCS-010-90F-1 RCS*900CX-SWO23BLA 12.75" from Cire. weld 90 (I.D. tag) 1RCF-010-90G-1 RCS*900CX-SWO24BLA 9.5" from Cire weld 90 (I.D. tag) 1RCS-020-800-1 RCS*800A-SWOO2ABLC 9.75" from Cire, weld 85 l (I.D._ tag) 1RCS-020-800-l'dCS*800A-FWA04LA 2.5" from Ciro, weld 75 (branch connection) 1RCS-020-900-1 RCS*900A-SW002BBLC 9.0" from Cire. weld 85 l l (I.D. tag)

.1RCS-020-900-1 RCS*900A-SWOO4BBLA 9.5" from Cire, weld 85 l

r. (I.D. tag)

L 1RCS-020-900-1 RCS*900A-SWOO4BBLC 11.0" from Cire, weld 80 (branch connection) l '1RCS-020-900-1 RCS*900A-SWO5BALA 9.0" from Cire. weld 65 (I.D. tag) i PAGE 2 of 2

RIVER BEND STATION - UNIT 1

@ULF STATES UTILITIES .

ISI PLAN, APPENDIX "K" INSERVICE INSPECTION (ISI)

REQUEST FOR RELIEF: RR0010 REVISION: 04 DATE: December 10, 1991 COMPONENT: Pressure retaining weld in piping, Code Class 2, Category C-F.

CODE: Pressure retaining welds in piping were fabricated in accordance with ASME Section III, Class 2 requirements.

Inservice inspections will be performed in-accordance with ASME Section XI, 1980 Edition through and including Winter 1981 Addenda.

CODE REQUIREMENTS ASME SECTION XIt Pressure retaining piping welds will be surface examined for inservice inspection in accordance with ASMS Section XI, IWC-2500-1, Examination Category C-F, Item C5.10.

INFORMATION TO SUPPORT THE DETERMINATION THAT THE CODE REQUIRE-MENT-CANNOT BE MET: 1) Piping, pipe supports, and components that are underwater.

2) Open ended systems and respective portions of systems that are open ended.

REASON WHY RELIEF SuoULD BE GRANTED: 1)-The subject welds, supports, and components that are' underwater are completely inaccessible for the code required examination.

2) Open ended systems and- respective portions of systems that are open ended require examination of the respective portion referred to as the-pressure retaining boundary.

PAGE 1 of G

-GULF STATES UTILITIES RIVER BEND STATION - UNIT 1 INSERVICE INSPECTION (ISI) ISI PLAN, APPENDIX "K" REQUEST FOR RELIEF: RR0010 REVISION: 04 DATE: December 10, 1991 LINE NUMBER WELD NUMBER CONDITION 1CSH-010-018-2 CSH*017A-FWOO3 Underwater /Open Ended ICSH-020-019-2 CSH*019A-FW001 Underwater /Open Ended ICSH-020-019-2 CSH*019A-SW001 Underwater /Open Ended ICSL-020-051-2 CSL*012A-FW001 Underwater /Open Ended Iv8L-020-051-2 CSL*051A-SWOO3 Underwater /Open Ended IICS-012-018-2 ICS*052A-FWOO1A Underwater /Open Ended IICS-012-018-2 ICS*052A-FWOO3 Underwater /Open Ended 11CS-012-018-2 ICS*052A-FWOO4 Underwater /Open Ended IICS-012-018-2 ICS*052A-FWOOS Underwater /Open Ended IICS-012-052-2 ICS*052A-FWOO2 Underwater /Open Ended IICS-012-052-2 -ICS*052A-FWOO6 Underwater /Open Ended IICS-012-052-2 ICS*052A-FWOO7 Underwater /Open Ended IICS-012-052-2 ICS*052A-FWOO8 Underwater /Open Ended IICS-012-052-2 ICS*052A-FWOO9 Underwat.er/Open Ended IICS-012-052-2 ICS*052A-SWOS2 Underwater /Open Ended IICS-012-052-2 ICS*052A-SWO53 Underwater /Open Ended 1RHS-006-202-2 RHS*201A-FWOO3 Underwater /Open Ended 1RHS-006-202-2 RHS*201A-SWO13 Underwater /Open Ended 1RHS-006-202-2 RHS*201A-SWO14 Underwater /Open Ended 1RHS-006-203-2 RHS*201A-FWOO2 Underwater /Open Ended 1RHS-006-203-2 RHS*201A-SWO17 Underwater /Open Ended 1RHS-006-203-2 RHS*201A-SWO18 Underwater /Open Ended 1RHS-006-206-2 RHS*205A-FWO11 Underwater /Open Ended 1RHS-006-206-2 RHS*205A-SWO24 Underwater /Open Ended 1RHS-006-206-2 RHS*205A-SWO25 Underwater /Open Ended 1RHS-006-207-2 RHS*205A-FWOO2 Underwater /Open Ended 1RHS-006-207-2 RHS*205A-SWO28 Underwater /Open Ended 1RHS-006-207-2 RHS*205A-SWO29 Underwater /Open Ended 1RHS-006-210-2 RHS*209A-FWOO2 Underwater /Open Ended 1RHS-006-210-2 RHS*209A-FWO12 Underwater /Open Ended 1RHS-006-210-2 RHS*209A-SWO27 Underwater /Open Ended 1RHS-006-211-2 RHS*209A-FWOO3 Underwater /Open Ended 1RHS-006-211-2 RHS*209A-FWO13 Underwater /Open Ended IRHS-006-211-2 RHS*209A-SWO51 Underwater /Open Ended 1RHS-006-213-2 RHS*212A-FWOO3 Underwater /Open Ended 1RHS-006-213-2 RHS*212A-SWO35 Underwater /Open Ended

, 1RHS-006-213-2 RHS*212A-SWO36 Urderwater/Open Ended l 1RHS-006-214-2 RHS*212A-FWOO2 Underwater /Open Ended 1RHS-006-214-2 RHS*212A-SWO39 Underwater /Open Ended 1RHS-006-214-2 RHS*212A-SWO40 Underwater /Open Ended

1RHS-008-204-2 RHS*154A-SWO19 Underwater /Open Ended

! 1RHS-008-204-2 RHS*154A-SWO20 Underwater /Open Ended l 1RHS-008-204-2 RHS*154A-SWO21 Underwater /Open Ended i 1RHS-008-205-2 RHS*205A-FW001 Underwater /Open Ended 1RHS-008-205-2 RHS*205A-SWO22 Underwater /Open Ended IRHS-008-205-2 RHS*205A-SWO23 Underwater /Open Ended l

pAGE 2 of 6

OULF STATES UTILITIES RIVER BEND STATION - UNIT 1 ISI PLAN, APPENDIX "K" INSERVICE INSPECTION (ISI)

REQUEST FOR RELIEF: RR0010 REVISION: 04 DATE: December 10, 1991 LINE NUMBER _ WELD NUMBER CONDITION 1RHS-008-205-2 RHS*205A-SWO26 Underwater /Open Ended IRHS-008-205-2 RHS*205A-SWO27 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-FW001 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-FWOO2 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SW005 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SWOO6 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SWOO7 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SWOO8 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SWOO9 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SWO10 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SWO51 Underwater /Open Ended 1RHS-010-154-2 RHS*154A-SWOS2 Underwater /Open Ended 1RHS-010-154-2 RHS*154B-FW001A Underwater /Open Ended IRHS-010-154-2 RHS*154B-FWOO2A Underwater /Open Ended 1RHS-010-154-2 RHS*154L-SWO30 Underwater /Open Ended 1RHS-010-154-2 RHS*154B-SWO31 Underwater /Open Ended 1RHS-010-154-2 RHS*154B-SWO32 Underwater /Open Ended 1RHS-010-154-2 RHS*154B-SWO54 Underwater /Open Ended 1RHS-010-158-2 RHS*158A-FWOO4 Underwater /Open Ended 1RHS-010-158-2 RHS*158A-FWOO7 Underwater /Open Ended 1RHS-010-201-2 RHS*201A-FW001 Underwater /Open Ended 1RHS-010-201-2 RHS*201A-SWO11 Underwater /Open Ended 1RHS-010-201-2 RHS*201A-SWO12 Underwater /Open Ended 1RHS-010-201-2 RHS*201A-SWO15 Underwater /Open Ended 1RHS-010-201-2 RHS*201A-SW016 Underwater /Open Ended 1RHS-010-208-2 RHS*154B-SWO41 Underwater /Open Ended 1RHS-010-208-2 RHS*154B-SWO42 Underwater /Open Ended 1RHS-010-208-2 RHS*154B-SWO43 Underwater /Open Ended 1RHS-010-209-2 RHS*209A-FWOO1 Underwater /Open Ended 1RHS-010-209-2 RHS*209A-SWO44 Underwater /Open Ended

! 1RHS-010-209-2 RHS*209A-SWO45 Underwater /Open Ended l

1RHS-010-209-2 RHS*209A-SWO48 Underwater /Open Ended 1RHS-010-209-2 RHS*209A-SWO49 Underwater /Open Ended 1RHS-010-212-2 RHS*212A-FW001 Underwater /Open Ended 1RHS-010-212-2 RHS*212A-SWO33 Underwater /Open Ended 1RHS-010-212-2 RHS*212A-SWO34 Underwater /Open Ended 1RHS-010-212-2 RHS*212A-SWO37 Underwater /Open Ended

! 1RHS-010-212-2 RHS*212A-SWO38 Underwater /Open Ended 1RHS-012-007-2 RHS*007A-FW001 Underwator/Open Ended 1RHS-012-007-2 RHS*007A-SWOO3 Underwater /Open Ended 1RHS-012-007-2 RHS*007A-SWOO4 Underwater /Open Ended

[

1RHS-012-059-2 RHS*059A-FW001 Underwater /Open Ended 1RFS-012-059-2 RHS*059A-SW001 Underwater /Open Ended l

1RHS-012-059-2 RHS*059A-SWOO2 Underwater /Open Ended 1RHS-012-145-2 RHS*007A-FWOO4 Underwater /Open Ended 1RHS-012-145-2 RHS*007A-FWOO5 Underwater /Open Ended 1RHS-012-145-2 RHS*007A-FWOO6 Underwater /Open Ended 1RHS-012-145-2 RHS*007A-FWOO7 Underwater /Open Ended 1RHS-012-145-2 RHS*007A-FWOO8 Underwater /Open Ended pAGE 3 of 6

GULF STATES UTILITIES RIVER BEND STATION - UNIT 1

' INSERVICE _ INSPECTION (ISI) ISI PLAN, APPENDIX "K" REQUEST FOR RELIEF: RR0010 REVISION: 04 DATE: December 10, 1991 LINE NUMBER WELD NUMBER CONDITION 1RHS-012-148-2 RHS*059A-FWOO3 Underwater /Open Ended 1RHS-012-148-2 RHS*059A-FWOO4 Underwater /Open Ended 1RHS-012-148-2 RHS*059A-FWOO5 Underwater /Open Ended 1RHS-012-148-2 RHS*059A-FWOO7 Underwater /Open Ended 1RHS-012-148-2 RHS*059A-FWOO8 Underwater /Open Ended 1RHS-014-009-2 RHS*009A-FW001 Underwater /Open Ended 1RHS-014-009-2 RHS*009A-SWOO1 Underwater /Open Ended IRHS-014-009-2 RHS*009A-SWOO2 Underwater /Open Ended 1RHS-014-011-2 RHS*011A-FW001 Underwater /Open Ended 1RHS-014-011-2 RHS*011A-FWOO5A Underwater /Open Ended 1RHS-014-011-2 RHS*011A-SWOO4 Underwater /Open Ended 1RHS-014-062-2 RHS*062A-FWOO1 Underwater /Open Ended 1RHS-014-062-2 RHS*062A-FWOO2 Underwater /Open Ended 1RHS-014-062-2 RHS*062A-FWOO6 Underwater /Open Ended 1RHS-014-062-2 RHS*062A-SW001 Underwater /Open Ended 1RHS-014-146-2 RHS*009A-FWOO2 Underwater /Open Ended 1

'1RHS-014-146-2 RHS*009A-FWOO3 Underwater /Open Ended g 1RHS-014-140-2 RHS*009A-FWOO5 Underwater /Open Ended {

3RHS-014-146-2 RHS*009A-FWOO6 Underwater /Open Ended 1RHS-014-147-2 RHS*011A-FWOO3 Underwater /Open Ended 1RHS-014-147-2 RHS*011A-FWOO4 Underwater /Open Ended 1RHS-014-147-2 RHS*011A-FWOO6A Underwater /Open Ended 1RHS-014-149-2 RHS*062A-FWOO3A Underwater /Open Ended 1RHS-014-149-2 RHS*062A-FWOO4 Underwater /Open Ended IRHS-014-149-2 RHS*062A-FW005 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FW001 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FW002 Underwater /Open Ended i 1RHS-020-001-2 RHS*001A-FWOO3 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWOO4 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWOO5 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWOO6 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWOO7 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWOO8 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWOO9 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWO10 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWO11 Underwater /Open Ended 1RHS-020-001-2 RHS*?01A-FWO12 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWO13 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWO14 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWO15 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FW016 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWO17 Underwater /Open Ended 1RHS-020-001-2 RHS*001A-FWO18 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FW001 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWOO2 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWOO3 Underwater /Open Ended l 1RHS-020-001-2 RHS*001B-FWOO4 Underwater /Open Ended I 1RHS-020-001-2 RHS*001B-FWOO5 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWOO6 Underwater /Open Ended PAGE 4 of 6

OULF STATES UTILITIES RIVER BEND STATION - UNIT 1 INSERVICE INSPECTION (ISI) ISI PLAN, APPENDIX "K" REQUEST FOR RELIEF: RR0010 REVISION: 04 DATE: December 10, 1991 LINE NUMBER WELD NUMBER CONDITION 1RHS-020-001-2 RHS*001B-FWOO7 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWOO8 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWOO9 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO10 Underwater /Open Ended IRHS-020-001-2 RHS*001B-FWO11 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO12 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO13 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO14 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO15 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FW016 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO17 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO18 Underwater /Open-Ended 1RHS-020-001-2 RHS*001B-FWO20 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO21 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO22 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO23 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO24 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO25 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO26 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO27 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO28 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-FWO29 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-SWOO4 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-SWOO8 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-SWOO9 Underwater /Open Ended 1RHS-020-001-2 RHS*001B-SWO10 Underwater /Open Ended 1RHS-020-004-2 RHS*004A-FWOO3 Underwater /Open Ended 1RHS-020-004-2 RHS*004A-FWOO4 Underwater /Open Ended 1RHS-020-004-2 RHS*004A-FWOO5 Underwater /Open Ended 1RHS-020-004-2 RHS*004A-FWOO6 Underwater /Open Snded 1RHS-020-004-2 RHS*004A-SWOO2 Underwater /Open Ended 1RHS-020-004-2 RHS*004A-SWOO3 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FW001 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWOO2 Underwater /Open Ended 3RHS-020-056-2 RHS*056A-FWOO3 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWOO4 Underwater /Open Ended 1RHS-0E0-056-2 RHS*056A-FWOO5 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWOO6 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWOO7 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWOO8 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWOO9 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWO10 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWO11 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWO12 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-FWO13 Underwater /Open Ended-1RHS-020-056-2 RHS*056A-SW001 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-SWOO2 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-SWOO7 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-SWOO9 Underwater /Open Ended PAGE 5 t t' 6

,-. - - . - - - . . - - - . - . ~ . . . . - . - . . . - _ - _ - - - - . .

a f !. b

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LGULF STATES UTILITIES RIVER' BEND STATION -_ UNIT 1 i

, . INSERVICE INSPECTION (ISI) - -

ISI PLAN, APPENDIX "K" i

REQUEST-FOR RELIEF: RR0010= REVISION 04 ,

DATE- December 10, 1991

?

LINEI_HilMRER WELD NUMBEH CONDITION 1RHS-020-056-2 RHS*056A-SWO10 Underwater /Open Ended 1RHS-020-056-2 RHS*056A-SWO11 Underwater /Open Ended 1RHS-020-056-2: RHS*056A-SWO12. Underwater /Open Ended 3RHS-020-056-2 RHS*056A-SWO13 Underwater /Open Ended 1RHS-020-056-2 RHS*056B-FW001. Underwater /Open Ended -

1RHS-020-056-2 RHS*056B-FWOO2 Underwater /Open Ended 1 1RHS-020-056-2 RHS*056B-FWOO3 Underwater /Open Ended 1RHS-020-056 RHS*056B-FWOO4 Underwater /Open Ended  ;

1RHS-020-056-2 RHS*056B-FWOOS Underwater /Open Ended

1RHS-020-056-2 RHS*056B-FWO11 Underwator/Open Ended 1RHS-020-056-2 RHS*056B-FWO12 Underwater /Open Ended 1RHS-020-056-2 RHS*056B-FWO13 Underwater /Open Ended 1RHS-020-056-2 RHS*056B-FWO14 Underwater /Open Ended 1RHS-020-056-2 RHS*056B-FWO15 Underwater /Open Ended 1RHS-020-056-2 RHS*056B-FW016 Underwater /Open Ended!

1RHS-020-056-2 RHS*056B-FWO17 Underwater /Open Ended 1RHS-020-056-2 RHS*056B-FWO18 Underwater /Open Ended.

IRHS-020-056-2 RHS*056B-FW019 Underwater /Open Ended 1RHS-020-056-2 -RHS*056B-SWOO3 Underwater /Open Ended 1RHS-020-056-2 .RHS*056B-SWOO4 Underwater /Open Ended 1RHS-020-05b-2_ RHS*056B-SWOO6 Underwater /Open-Ended ,

1RHS-020-056-2 RHS*056B-SWOO8 Underwater /Open Ended 1RHS-020-056 -. RHS

  • 05 6 B-SWO 14 Underwater /Open Ended ,

ARHS-020-056-2 R HS*056B-SWG15 Underwater /Open Ended ~ '

1RHS-020-056-2 RHS*056B-SW016 Underwater /Open Ended

, 1RHS-020-056-2 RHS*056B-SWO17 Underwater /Open Ended IRHS-020-325-2 -RHS*004A-FWOO1 Underwater /Open Ended 1RHS-020-325-2 RHS*004A-FWOO2 Underwater /Open Ended l

l 5

PAGE G of 6

GULF STATES UTILITIES. _

RIVER BEND STATIOM - UNIT 1

' INSERVICE INSPECTION (ISI) ISI PLAN, APPENDIX "K" REQUEST FOR RFLIEF: HR0012B REVISION: 03 DATE: January 03, 1992 COMPONENT: Primary nozzle-to-vessel welds, Code Category B-D:

N1A N2E N3A N4C N6C N16 N1B N2F N3B N4D N7 N2A N20 N30 NSA N8 N2B N2H N3D NSB N9A L2C N2J N4A N6A N9B N2D N2K N4B NGB N10 CODE: Nozzle-to ;essel wolds were fabricated in- accardance with ASME Section III, <

Class 1 requirements. -Inservice inspections will be performed . in accordance with _ASME Section XI, 1980 Edition through and including Winter 1961 Addenda.

CODE REQUIREMENTS ASME SECTION XI: Nozzle-to-vessel welds will be '

Volumetric examined for inservice inspection in accordance with ASME Section XI, IWB-2500-1 Examination Category B-D, Items B3.90 and B3.100. l INFORMATION TO SUPPORT THE DETERMINATION THAT THE CODE REQUIRE-MENT CANNOT.BE MET: Due to the geometry of the nozzles, the ultrasonic examination from the- outside surface'is only possible from the vessel side of the nozzle-to-vessel welds.

REASON WHY-RELIEF SHOULD BE GRANTFO: 1) The preservice ultrasonic examination of the nozzle-to-vessel welds listed above acheived full coverage for parallel and- -transverse reflectors from the vessel side- of the welds.

Approximately 50% of the required volume on the' nozzle side of the weld was inspected for parallel' reflectors i' rom the vessel - side of the welds.

All of the weld metal examined.

Shaded areas HFG in the attached sketch were not covered for parallel reflectors, at.d areas EFGH were not l

covered for transverse reflectors.

(See attached Sketch 1).

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CULF->1TATES UTILITIES RIVER BEND STATION - UNIT 1 INSERVICE INSPECTION (ISI) ISI PLAN, APPENDIX "K"

' REQUEST FOR RELIEF: RR0012B REVISION: 03 DATE:' January 03,1992

2) The inservice Volumetric ultrasonic examination coverage for the listed nozzle-to-vessel welds will be the same as that obtained for the preservice inspection of the wolds.

Completion of_the remaining portion of. the required examination is impractical and would result in undue hardship -without a compensating increase in safety.

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CULF STATES UTILITIES. RIVER BEND STATION - UNIT 1 INSERVICE INSPECTION (ISI) ISI PLAN, APPENDIX "K" 9

REQUEST FOR RELIEF RR0012B REVISION: 03 DATE: January 03,1992 SKETCH NUNBER: 1 7

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