ML25133A161
| ML25133A161 | |
| Person / Time | |
|---|---|
| Site: | Prairie Island  |
| Issue date: | 05/13/2025 |
| From: | Currier B Northern States Power Company, Minnesota, Xcel Energy |
| To: | Office of Nuclear Reactor Regulation, Document Control Desk |
| References | |
| L-Pl-25-024 | |
| Download: ML25133A161 (1) | |
Text
fl Xcel Energy May 13, 2025 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001 Prairie Island Nuclear Generating Plant, Unit 1 Docket No. 50-282 Renewed Facility Operating License No. DPR-42 1717 Wakonade Drive Welch, MN 55089 L-Pl-25-024 10 CFR 50.55a Refueling Outage 1 R34 Owner's Activity Report for Class 1, 2, 3 and MC lnservice Inspections Northern States Power Company, a Minnesota corporation, doing business as Xcel Energy (hereafter "NSPM"), hereby submits the lnservice Inspection Summary report for inspections conducted prior to and during the Prairie Island Nuclear Generating Plant (PINGP) Unit 1 refueling outage 1 R34 that concluded on January 17, 2025.
The Enclosure to this letter contains Form OAR-1, "Owner's Activity Report" for lnservice Inspections for Class 1, 2, 3 and MC components.
Summary of Commitments T
z etter
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new commitments and no revisions to existing commitments.
Brya Currier Plant Manager, Prairie Island Nuclear Generating Plant Northern States Power Company - Minnesota Enclosure cc:
Administrator, Region Ill, USNRC Project Manager, Prairie Island, USNRC Resident Inspector, Prairie Island, USNRC
ENCLOSURE FORM OAR-1, OWNERS ACTIVITY REPORT FOR INSERVICE INSPECTION, FOR CLASS 1, 2, 3 AND MC COMPONENTS 2 pages follow
FORM OAR-1 OWNERS ACTIVITY REPORT Prairie Island Nuclear Generating Plant As required by the provisions of ASME Code Case N-532-5 Report Number ______________________________ 1R34_____________________________________________
Plant Prairie Island Nuclear Generating Plant, 1717 Wakonade Drive East, Welch, Minnesota, 55089_________
Unit No. 1 Commercial service date 12/16/1973 Refueling outage no. 1R34 Current inspection interval 5th ISI Inspection Interval for class 1,2, and 3. II 3rd IWE Inspection Interval for class MC Current inspection period 3rd ISI Inspection Period for class 1,2, and 3. II 2nd IWE Inspection period for class MC Edition and Addenda of Section XI applicable to the inspection plans 2007 Edition - 2008 Addenda for class 1,2, and 3. II 2013 Edition for class MC Date and revision of inspection plans 10/11/23 Rev. 17 for class 1,2, and 3. II 6/16/23 Rev. 14 for class MC Edition and Addenda of Section XI applicable to repair/replacement activities, if different than the inspection plans _
For class 1,2, 3 and MC: 2007 Edition - 2008 Addenda until 06/01/2023 II 2019 Edition after 06/01/2023 Code Cases used for inspection and evaluation: N-532-5, N-716-1, N-722-1, N-731, N-798, N-845-1, N-864, N-885, N-892 CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this Owners Activity 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 supporting the completion of refueling outage number 1R34 conform to the requirements of Section XI.
Signed
ISI Engineer Date V-/# ^5_______
Owi^rmr Owners 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 The 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 a loss of any kind arising from or connected with this inspection.
____________ Commissions NB 11863 I, N, R___________________________
Inspectors Signature (National Board Number and Endorsement)
Date_ /Q /1 0 Zj___________
TABLE 1 ITEMS WITH FLAWS OR RELEVANT CONDITIONS THAT REQUIRED EVALUATION FOR CONTINUED SERVICE Examination Category and Item Number Item Description Evaluation Description E-A, El.30 SP 1123 Inspection of concrete-steel interface adjacent the containment vessel knuckle region Five tears ranging in length from about 0.5 to 1.5 inches, and a 6 inch length of lack of adhesion. Accepted by evaluation QIM 501000079512.
TABLE 2 ABSTRACT OF REPAIR/REPLACEMENT ACTIVITIES REQUIRED FOR CONTINUED SERVICE Code Class Plant ID # Item Description Description of Work Completed Date Completed R/R Plan 1
145-043 13CHG PMP suction manifold piping Removed, through wall, a defect noted in charging pump manifold piping.
05-Oct-23 1-33-009 2
157-051 Unit 1 Lower Internal Support Baffle Former Replaced several baffle former bolts with SCC resistant material.
13-Jan-25 1-33-014