ML14015A314

Submittal of Owner'S Activity Report Refueling Outage N1R23 (Form OAR-1)

ML14015A314
Person / Time
Site:	North Anna
Issue date:	01/08/2014
From:	Daugherty J Dominion, Virginia Electric & Power Co (VEPCO)
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
13-650
Download: ML14015A314 (6)

Text

VIRGINIA ELECTRIC AND POWER COMPANY RICHMOND, VIRGINIA 23261 January 8, 2014 U.S. Nuclear Regulatory Commission Serial No.: 13-650 Attention: Document Control Desk NAPS/JHL: RO Washington, D.C. 20555 Docket No.: 50-338 License No.: NPF-4 VIRGINIA ELECTRIC AND POWER COMPANY (DOMINION)

NORTH ANNA POWER STATION UNIT I OWNER'S ACTIVITY REPORT In accordance with the requirements of American Society of Mechanical Engineers (ASME) Code Case N-532-4, enclosed is the Owner's Activity Report (Form OAR-I), for refueling outage N1 R23. This report is for the first refueling outage of the second period of the fourth inspection interval.

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

Kemp at (540) 894-2295.

Very truly yours, Joh R. Daugherty Director - Nuclear Station Safety and Licensing Commitments made in this letter: None Attachment

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 Dr. V. Sreenivas NRC Project Manager U. S. Nuclear Regulatory Commission One White Flint North 11555 Rockville Pike Mail Stop 0-8 G9A Rockville, MD 20852-2738 Mr. M. M. Grace Authorized Nuclear Inspector North Anna Power Station

Attachment Owner's Activity Report for North Anna Unit I Refueling Outage N1R23 - Second Period of the Fourth ISI Interval North Anna Power Station Virginia Electric and Power Company

Form OAR-I, Owner's ActivityReport mil-Dominion- Fi- A.I10 ATTACHMENT Pae S Report Number: N1R23 (Unit 1,4t Interval, 2nd Period)

Plant: North Anna Power Station Unit No. 1 Commercial service date: 6/6/1978 Refueling outage no. N1R23 (if applicable)

Current inspection interval: 4 in (May 1. 2009 - April 30. 2019)

( 1 s, 2 na ,3 , 4 , other)

Current inspection period: 2nd (May 1, 2012 - April 30, 2016)

(1s, 2n, 3'r, 4 in)

Edition and Addenda of Section XI applicable to the inspection plans: 2004 Edition with No Addenda Date and revision of inspection plans: Revision 3. February 2012 Edition and Addenda of Section XI applicable to repair/replacement activities, if different than the inspection plans N4/A Code Cases used: N-432-1, N-460, N-504-4, N-526, N-532-4, N-552, N-566-2, N-583, N-586-1. N-597-2. N-613-1, N-624, N-638-4, N-641, N-658, N-661-1, N-663, N-683, N-686-1, N-696, N-706-1. N-722-1, N-729-1, N-753, N-770-1 (if applicable)

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 Xl; and (c) the repair/replacement activities and evaluations supporting the completion of N1R23 conform to the requirements of Section XI.

(refueling outage number)

Signed _ %4 ' 4 - .P',v.o /*//, /týfrF/e/t1- &'/6. Date /- 7-2 0/14 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 the State or Province of Virginia and employed by HSB CT 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 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 tls inspection.

___ ___ ___ ___ Commissions NB 9531-A-N-I-C / VA 424-R Inspector's Signature National Board, State, Province and Endorsements Date //X//

Form No. 729595 (Aug 2009)

Form OAR-I, Owner's Activity Report

-E Dominion- AAII-0 ATAHMN 1 Pag 2*f Table 1 Items with Flaws or Relevant Conditions That Required Evaluation for Continued Service Examination Item Description Evaluation Description Category and Item Number Attachment Weld 8-SI-49 / 81 H Evaluate per CR526819 C-C / C3.20 Surface flaw - allowable flaw Summary # Ni .C3.20.080 size acceptable Spring Support, SH-28 Evaluate per CR525372 F-A / F1.20C Load indicator missing -

Summary # N1. F1.20.110 determined acceptable Restraint, R-4 Evaluate per CR525394 F-A / F1.20B Clearance issue - meets Summary # Ni .F1.20.118 design function Restraint, R-19 Evaluate per CR525379 F-A/ F1.20B Clearance issue - meets Summary # Ni .F1.20.136 design function Snubber, 1-RH-HSS-103A Evaluate per CR526197 F-A/ F1.20D Loose pipe clamp bolt -

Summary # Ni .F1.20.393 performs design function Restraint, PH-9023 Evaluate per CR525318 F-A /F1.30A Clearance gap - meets design Summary # N1.F1.30.172 function Spring Support, SH-9 Evaluate per CR525799 F-A/ F1.1OC Thread engagement Summary # N1 .F1.10.539 acceptable Anchor, A-21 Evaluate per CR525431 F-A/ F1.20B Thread engagement Summary # N1 .F1.20.206 acceptable Anchor, A-P-3B Evaluate per CR525331 F-A/ F1.40B Thread engagement Summary # N1 .F1.40.011 acceptable Form No. 729595 (Aug 2009)

Form OAR-I, Owner's Activity Report W Dominion- F  :-SI0ATTCMN 1 Pag 3*f Table 2 Abstract of Repair/Replacement Activities Required for Continued Service Code Date Repair/Replacement Class Item Description Description of Work Completed Plan Number 1-SW-PP-2.00-3 WS-PIPE-C84- Replace piping due to 10/02/2012 2012-166 153A- MIC leak Q3 1-SW-PP-2.00-3 WS-PIPE-C86- Replace piping due to 153A- MIC leak 10/02/2012 2012-170 Q3 1-SW-PP-2*00- Replace piping due to 3 WS-PIPE-C86- MIC leak 08/28/2013 2013-080 153A-Q3 1-CH-MOV- Replace body to 2 1115C-VALVE bonnet bolting due to, 10/09/2013 2013-145 inactive boric acid leak.

2 1-QS-HSS-209B Replace snubber due 10/06/2013 to low fluid level 2013-148 1 1-RC-HSS-819 Replace snubber due 10/06/2013 2013-122 to low fluid level Replace check valve 2 1-SI-18 bolting due to failed 10/04/2013 2013-141 inspection Replace check valve 2 1-MS-96 bolting due to failed 11/22/2013 2013-143 inspection Form No. 729595 (Aug 2009)