ML24206A090

Owners Activity Report

ML24206A090
Person / Time
Site:	North Anna
Issue date:	07/24/2024
From:	Scott(Ois) Morris Virginia Electric & Power Co (VEPCO)
To:	Office of Nuclear Reactor Regulation, Document Control Desk
References
24-071
Download: ML24206A090 (1)

Text

VIRGINIA ELECTRIC AND POWER COMPANY RICHMOND, VIRGINIA 23261 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555 July 24, 2024 Serial No.:

NAPS/RAP:

Docket No.:

License No.: 24-071 RO 50-338 NPF-4 VIRGINIA ELECTRIC AND POWER COMPANY (DOMINION ENERGY VIRGINIA)

NORTH ANNA POWER STATION UNIT 1 OWNER'S ACTIVITY REPORT In accordance with the requirements of American Society of Mechanical Engineers (ASME) Code Case N-532-5, enclosed is the Owner's Activity Report (Form OAR-1 ), for refueling outage 1 R30. This report is for the second refueling outage of the second period of the fifth inspection interval.

Should you have any questions regarding this submittal, please contact Mr. Marcus A.

Hofmann at (540) 894-2100.

Very truly yours, S. W. Morris Director -Nuclear Station Safety and Licensing Commitments made in this letter: None.

Attachment:

Completed ER-AA-ISl-100, Attachment 1 cc: U.S. Nuclear Regulatory Commission Region II Marquis One Tower 245 Peachtree Center Avenue, NE, Suite 1200 Atlanta, Georgia 30303-1257 NRC Senior Resident Inspector North Anna Power Station Mr. John C. Lee, Jr.

Old Dominion Electric Cooperative Innsbrook Corporate Center 4201 Dominion Blvd.

Suite 300 Glen Allen, Virginia 23060 Mr. G. E. Miller NRC Project Manager U. S. Nuclear Regulatory Commission One White Flint North 11555 Rockville Pike Mail Stop 08 E-'IA Rockville, MD 20852-2738 Mr. M. M. Grace Authorized Nuclear lnservice Inspector North Anna Power Station Serial No.24-071 NAPS U 1 Owner's Activity Report Attachment Owner's Activity Report for North Anna Unit 1 Refueling Outage N1 R30 -Second Period of the Fifth ISi Interval North Anna Power Station Virginia Electric and Power Company (Dominion Energy Virginia)

Form OAR-1 Owner's Activity Report ER-AA-1S1-100 ATTACHMENT 1 Page 1 of 3 Report Number: N1 R30 (Unit 1, 5th Interval. 2nd Period)

Plant: North Anna Power Station UnitNo.1 __

(if applicable) Commercial service date: 6/6/1978 Refueling outage no. N1R30 Current inspection interval: 5th (May 1, 2019 -April 30, 2029)

(18', 2nd, 3rd, 4th, other)

Current inspection period: 2nd (May 1. 2022 -April 30, 2026)

(1 s1 1 2nd 1 3rd)

Edition and Addenda of Section XI applicable to the inspection plans: 2013 Ed. w/ No Add.

Date and revision of inspection plans: ISi -Rev. 1 Aug. 2019.

Edition and Addenda of Section XI applicable to repair/replacement activities, if different than the inspection plans:

Code Cases used for inspection and evaluation:

N-722-1, N-729-6, N-770-5, N-508-4, N-517-1, N-526, N-532-5, N-533-1, N-566-2, N-583, N-586-1, N-619, N-624. N-649, N-652-2. N-663, N-683, N-685. N-686-1, N-695-1, N-716-2, N-731, N-735. N-753, N-765, N-775.

N-778, N-798, N-800. N-805, N-823-1, N-824, N-825. N-831-1, N-843. N-845-1, N-854, N-864, N-885, N-892 (if applicable, including cases modified by Case N-532 and later revisions)

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 supporting the completion of N1 R30 nform to the requirements of Section XI.

(refueli 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 Hartford, CT 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 lnspedor 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 ny m ner for any personal injury or property damage or a loss of any kind arising from or connected with this inspe

__ ---,L/?o/1-'----------- Commissions ---'N"""'B __ 9=-=5=3..... 1 __ 1-N ______________ _

Inspector's Signature National Board Number and Endorsement Date Form No. 729595 (Apr 2021)

Dominion Energy* Form OAR-1 Owner's Activity Report ER-AA-1SI-100 Am+ACI--IMENT 1 Rage 2 of 3

. - 5 ""° """'"' "" ¥'"" "'"

Table 1 Items with Flaws or Relevant Conditions That Required Evaluation for Continued Service Examination Item Description Evaluation Description Category and Item Number CR1253801, ETE-NA-2024-0033 concluded that the B-L-2, 812.2001-RC-P-1A, Reactor Coolant pump casing continues to Pump Casing meetASME Section Ill code requirements out to 80 years of operation.

Form No. 729595 (Apr 2021)

Code Class 3

1 Dominion EnergyeForm OAR-1 Owner's Activity Report "ER-AA-1S1-1 oo **mrACHMENm 1 Rage 3 of 3

// -"'

J Table 2 Abstract of Repair/Replacement Activities Required for Continued Service ltem Description Description of Work Date Repair/Replacement Completed Plan Number 1-HV-H-30Through wall leak on 12/7/2023 2023-084 Flex hose 1-RC-ICV-3146 Through wall leak on 3/19/2024 2024-030 tubing union, replaced Form No. 729595 (Apr2021)