ML24053A193
| ML24053A193 | |
| Person / Time | |
|---|---|
| Site: | Point Beach  |
| Issue date: | 02/22/2024 |
| From: | Catron S NextEra Energy Seabrook |
| To: | Office of Nuclear Reactor Regulation, Document Control Desk |
| References | |
| L-2024-020 | |
| Download: ML24053A193 (1) | |
Text
February 22, 2024 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington DC 20555 RE:
Point Beach Nuclear Plant, Unit 1 Docket No.: 50-266 Renewed Facility Operating License: DPR-24 NEXTera ENERGYe POINT BEACH L-2024-020 10 CFR 50.55a Refueling Outage Owner's Activity Report (OAR-1) Unit 1 for lnservice Inspections In accordance with the requirements of Point Beach Nuclear Plant (PBNP) ISi Program Document Sixth lnterval-lSI-PBN-1-2-Program Plan Rev. 1, enclosed is the Owner's Activity Report (OAR).
The Enclosure to this letter contains the OAR-1 for Unit 1.
Should you have any questions regarding this submission, please contact Mr. Kenneth Mack, Fleet Licensing Manager, at 561-904-3635.
Sincerely, Steve C tron Licensing and Regulatory Compliance Director - Nuclear Fleet
Enclosure:
Point Beach Unit 1, OAR-1 Report cc:
Administrator, Region Ill, USNRC Project Manager, Point Beach Nuclear Plant, USNRC Resident Inspector, Point Beach Nuclear Plant, USNRC Public Service Commission of Wisconsin NextEra Energy Point Beach, LLC 6610 Nuclear Road, Two Rivers, WI 54241
Enclosure:
L-2024-020 Point Beach Unit 1, OAR-1 Report (3 Pages Follow)
FORM OAR-1 OWNER'S ACTIVITY REPORT Report Number: ISI-PB-U1R41 -2023 Plant:
NextEra Energy Point Beach Nuclear Plant 6610 Nuclear Road Two Rivers, Wisconsin 54241 Unit No.: _1_
Commercial Service Date: December 21, 1970 Current Inspection Interval: ISi-Sixth Interval, IWE-Third Interval Refueling Outage No.: U1R41 Current Inspection Period: ISi - First Outage First Period, IWE - First Outage, Third Period Edition and Addenda of Section XI applicable to the inspection plan:
ISi - Sixth Interval - 2017 Edition IWE-Third Interval - 2007 Edition through 2008 Addenda Date and Revision of inspection plans:
ISi - "6th lnterval-lSI-PBN-1-2-Program Plan", Revision 1, dated March 29, 2023 IWE-"3rd Interval IWE PB Units 1/2 Program Plan", Revision 1, dated March 13, 2017 Page 1 of 3 Edition and Addenda of Section XI applicable to repairs and replacements, if different than the inspection plan: Same Code Cases Used: N-716-2, N-729-6, N-892, N-523-5 CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspection Plan as required by the ASME Code,Section XI; and (c) the repair/replacement activities and evaluations ~porting the completion of U1 R41 conform to the requirements of Section XI.
Signed ~ -
ISi Program Owner Date 2/13/24 Owner or Owner's Designee, Title CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by Hartford Steam Boiler Inspection and Insurance Company of Connecticut have inspected the items described in this Owner's Activity Report, and state that, to the best of my knowledge and belief, the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.
By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the repair/replacement activities and evaluation described in this report. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury or property damage or loss of any kind arising from or connected with this inspection.
Jeff Bukowiecki
-~-U=-t'r--C}t__.""'~-~111..D3/4!~.... ~-~.,_-______ Commissions 12692, A, N,I, R, IS WI 929625
~7/ Inspector's Signature (National Board Number and Endorsements)
Date 2/13/2024
Page 2 of 3 FORM OAR-1 OWNER'S ACTIVITY REPORT TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRED EVALUATION FOR CONTINUED SERVICE Examination Category and Item Description Evaluation Description Item Number Two linear and three rounded liquid penetrant indications (AR 2469663)
Indications were evaluated per Westinghouse letter L TR-SDA-20-079, Revision 1 (Proprietary).
Indication 1 is acceptable based on the original casing analysis. The IWB 2420 criteria of the flaw being "essentially unchanged" or bounded by a projection to the allowable flaw size is Welded Attachment satisfied. Additionally, the evaluation was 8-K / 810.30 RCP-A-1-IWA revised to provide further discussion of the possibility of flaw mechanisms other than casting defects.
Indications 2 through 5 are acceptable based on both the casing analysis, and a structural and fracture mechanics analysis that verifies the structural integrity of the welded attachment for at least 2 operating cycles.
No additional scope expansion or successive examinations required.
Page 3 of 3 FORM OAR-1 OWNER'S ACTIVITY REPORT TABLE 2 ABSTRACT REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE Code Item Date Repair/
Class Description Description of Work Completed Replacement Plan Number Replacement of disc due to thinning from 2
Valve the jack and lap process while 12/7/2023 2023-018 1MS-2011 refurbishing the valve over multiple iterations.
1 Valve Replacement of disc insert due to being 11/7/2023 2023-019 1 RC-435 lapped below minimum tolerance.
1 RPV Stud #35 Replacement of stud with identified 12/14/2023 2023-028 thread damage.