ML23298A067
| ML23298A067 | |
| Person / Time | |
|---|---|
| Site: | Millstone  |
| Issue date: | 10/24/2023 |
| From: | Armstrong L Dominion Energy Nuclear Connecticut |
| To: | Office of Nuclear Reactor Regulation, Document Control Desk |
| References | |
| 23-283 | |
| Download: ML23298A067 (1) | |
Text
Dominion Energy Nuclear Connecticut, Inc.
Millstone Power Station 314 Rope Ferry Road, Waterford, CT 06385 Dominion Energy.com OCT 2 4 2023 U.S. Nuclear Regulatory Commission Attention: Document Control Desk Washington, DC 20555 DOMINION ENERGY NUCLEAR CONNECTICUT, INC.
MILLSTONE POWER STATION UNIT 2 Dominion Energy Serial No.
NSS&L/TFO Docket No.
License No.23-283 RO 50-336 DPR-65 INSERVICE INSPECTION PROGRAM - OWNER'S ACTIVITY REPORT, REFUELING OUTAGE 28 Dominion Energy Nuclear Connecticut, Inc. hereby submits the American Society of Mechanical Engineers (ASME),Section XI, Form OAR-1, Owner's Activity Report for the period from November 8, 2021, through Refueling Outage 28, completed on July 2, 2023, for Millstone Power Station Unit 2. The enclosure is in accordance with the requirements of ASME Code Case N-532-5.
If you have any questions or require additional information, please contact Mr. Dean Rowe at (860) 440-5292.
Sincerely, ~
Lori J. Armstrong Director, Nuclear Station Safety and Licensing
Enclosure:
Millstone Power Station Unit 2, Owner's Activity Report - Refueling Outage 28 Commitments made in this letter:
None
cc:
U.S. Nuclear Regulatory Commission Region I 475 Allendale Rd Suite 102 King of Prussia, PA 19406-1415 R. V. Guzman NRC Senior Project Manager Serial No.23-283 Owner's Activity Report, 2R28 Docket No. 50-336 Page 2 of 2 U.S. Nuclear Regulatory Commission, Mail Stop 08 C2 One White Flint North 11555 Rockville Pike Rockville, MD 20852-2738 NRC Senior Resident Inspector Millstone Power Station
ENCLOSURE MILLSTONE POWER STATION UNIT 2 OWNER'S ACTIVITY REPORT REFUELING OUTAGE 28 Serial No.23-283 Docket No.
50-336 MILLSTONE POWER STATION UNIT 2 DOMINION ENERGY NUCLEAR CONNECTICUT, INC.
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Form OAR-1 Owner's Activity Report ER-AA-ISl-100 ATTACHMENT 1 Page 1 of 3 Report Number: '""M,._P.:::.2--=2,..,R2.,,8.__ _____________ _
Plant __
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Unit No.
2 Commercial service date: 12/26/1975 Refueling outage no. 28 (If applicable)
Current Inspection interval: ____
.... 5=th....._ _________ _
(1st, 2nd, 3rd, 4th, other)
Current inspection period: ____
.... 2=n=d'------------
(1st, 2nd, 3rd)
Edition and Addenda of Section XI applicable to the inspection plans: 2013 Edition. No Addenda Date and revision of inspection plans: __
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ey....,is=lo,.,_ni...1,._ __________ _
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-532-5, N-686-1, N-716-1, N-729-6. N-753, N-770-5, N-823-1, N-854, 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 Coda,Section XI; and (c) the repair/replacement activities and evaluations supporting the completron of 2R28 conform to the requirements of S cllon XI.
(refueling outage number)
CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holdlng a valid commission Issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by The Hartford Steam Boller Inspection and Insurance Company of Hartford, ConnecUcut 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 evaluallon 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.
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/dl0 Arr.
~ector's Signature ~
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Date /()-
/ - a OZ-3 Form No. 729595 (Apr 2021)
Form OAR-1 Owner's Activity Report ER-AA-ISl-100 ATTACHMENT 1 Page 2 of 3 Table 1 Items with Flaws or Relevant Conditions That Required Evaluation for Continued Service Examination Item Description Evaluation Description Category and Item Number NIA NIA NIA Form No. 729595 (Apr 2021)
~
Dominion pr Energy Form OAR-1 Owner 1s Activity Report ER-AA-151-100 ATTACHMENT 1 Page 3 of 3 Table 2 Abstract of Repair/Replacement Activities Required for Continued Service Code Item Description Description of Work Date Repair/Replacement Class Completed Plan Number 3
Support M2HGR-Replace support 5/29/2023 53203379538 329009A assembly 3
Piping M22-SW-R(:3place degraded 56C, through-wall 2/28/2023 53203366772 leak, outlet drain piping 3
Piping M22-SW-56A, through-wall Replace elbow 5/14/2023 53203358425 leak, elbow Form No. 729595 (Apr 2021)