ML24022A226

Submittal of the Inservice Inspection (ISI) Owners Activity Report (OAR) for the 24th Refueling Outage for Unit 3

ML24022A226
Person / Time
Site:	Peach Bottom
Issue date:	01/22/2024
From:	Henry D Constellation Energy Generation
To:	Office of Nuclear Reactor Regulation, Document Control Desk
References
24?03
Download: ML24022A226 (1)

Text

CCN:2403 10CFR50.55a

January22,2024

U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington,DC 205550001

Peach BottomAtomic Power Station (PBAPS) Unit 3 SubsequentRenewed Facility Operating License No.DPR56 NRCDocketNo.50278

Subject:

Submittal of the lnservice Inspection (ISI) Owner's Activity Report (OAR)for the24th RefuelingOutagefor Unit3

Attached isthe ISIOwner's Activity Reportfor the 24th refueling cycle covering ISIactivities associatedwiththesecond periodof the 5th ISIinspectionintervalfor Unit 3. This report is submitted inaccordance with 10CFR 50.55a(b)(2)(xxxii); ASME Section XI, Article IWA6200; and ASME Code Case N5325.

Ifyou have any questions or require additional information, please contact MarcellusRuff at 610 7655231.

Sincerely,

DavidA.Henry SiteVicePresident PeachBottomAtomicPowerStation

Attachment

cc: USNRC, Regional Administrator,Region1 USNRC,SeniorResidentInspector,PBAPS W.DeHaas, Commonwealth of Pennsylvania S.Seaman, State of Maryland B.Watkins, PSEG

TABLE 1

ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRED EVALUATION FOR CONTINUED SERVICE

Examination Examination Item Category Number Item Description Evaluation Description As found condition evaluated by engineering under ATI 4710666-06 and found to be bounded by previous evaluation documented in E-A E1.30 Damaged Moisture Barrier EC 633079. This previous evaluation was provided to the NRC as part of the P2R23 OAR-1 (CCN:

21-14). Corrective measures were taken under WO 5320248 EC 640059 concluded the support would have performed its design F-A F1.30C 33HB-H145 Spring Can out of function in the as-found condition.

tolerance Spring can load setting was restored to design condition prior to return to service per WR 1550287 EC 640073 concluded the support would have performed its design F-A F1.20C 10GB-H64 Spring Can out of function in the as-found condition.

tolerance Spring can load setting was restored to design condition prior to return to service per WR 1550250

Page 2 of 3 TABLE 2

ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE

Code Item Description Date Repair/Replacement Class Description Of Work Completed Plan Number MS Relief Valve 23-083 RV-3-02-070A Replaced studs and nuts on 23-084 1 RV-3-02-071D Main Steam Relief Valves 10/23/2023 23-085 RV-3-02-071J 23-086 RV-3-02-071K MC Drywell Replaced Drywell Head Nut 10/27/2023 23-045 30S019 and Bolt Torus Access MC Hatch Bolting Replaced Torus Access Hatch 10/27/2023 23-002 N-200A Bolting 23-003 N-200B

Page 3 of 3