ML23188A187
| ML23188A187 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 07/07/2023 |
| From: | Cox M Arizona Public Service Co |
| To: | Office of Nuclear Reactor Regulation, Document Control Desk |
| References | |
| 102-08640-MSC/CJS | |
| Download: ML23188A187 (1) | |
Text
10 CFR 50.55a A member of the STARS Alliance LLC Callaway
- Diablo Canyon
- Palo Verde
- Wolf Creek 102-08640-MSC/CJS July 7, 2023 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001
Subject:
Palo Verde Nuclear Generating Station Unit 2 Docket No. STN 50-529 Fourth 10-Year Interval, Second Period Owners Activity Report Number 2R24 Pursuant to Title 10 of the Code of Federal Regulations 50.55a and in accordance with the American Society of Mechanical Engineers Boiler and Pressure Vessel Code Case N-532-5, Repair/Replacement Activity Documentation Requirements and Inservice Inspection Summary Report Preparation and Submission Section XI, Division 1, Arizona Public Service Company hereby submits the Owners Activity Report (Form OAR-1) for Unit 2 refueling outage 24 (2R24). The outage ended on May 13, 2023.
No commitments are being made to the NRC by this letter. Should you need further information regarding this submittal, please contact me at (623) 393-5753.
Sincerely, Matthew S. Cox Department Leader, Nuclear Regulatory Affairs MSC/CJS/cr
Enclosure:
Unit 2 Twenty-Fourth Refueling Outage Owners Activity Report, Report 2R24 cc:
R. J. Lewis Acting NRC Region IV Regional Administrator S. P. Lingam NRC NRR Project Manager for PVNGS L. N. Merker NRC Senior Resident Inspector for PVNGS Palo Verde Nuclear Generating Station P.O. Box 52034 Phoenix, AZ 85072 Mail Station 7636 Tel: (623) 393-5753 Cox, Matthew S(Z05628)
Digitally signed by Cox, Matthew S(Z05628)
Date: 2023.07.07 15:01:05
-07'00'
ENCLOSURE Unit 2 Twenty-Fourth Refueling Outage Owners Activity Report Report 2R24
PV-E0796 Ver. 2 FORM OAR-1 OWNERS ACTIVITY REPORT Report Number: ________________________________________________________________________________________________
Plant: ___________________________________________________________________________________________________________
Unit No.: ___________
Commercial service date: ___________________
Refueling Outage No.: ___________________
(if applicable)
Current inspection interval ______________________________________________________________________________________
(1st, 2nd, 3rd, 4th, other)
Current inspection period _______________________________________________________________________________________
(1st, 2nd, 3rd)
Edition and Addenda of Section XI applicable to the inspection plans ____________________________________________
Date and revision of inspection plans ___________________________________________________________________________
Edition and Addenda of Section XI applicable to repair/replacement activities, if different than the inspection plans ____________________________________________________________________________
Code Cases used for inspection and evaluation:
(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 XI; and (c) the repair/replacement activities and evaluations supporting the completion of
_______________ conform to the requirements of Section XI.
(refueling outage number)
Signed _________________________________________________________
Date: _____________________________________
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 _____________________________ of _______________________________ have inspected the items described in this Owners 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 ____________________________________________________
(Inspectors Signature)
National Board, State, Province, and Endorsements Date: _____________________________________
- The Hartford Steam Boiler Inspection and Insurance Co.
2R24 Palo Verde Nuclear Generating Station, 5801 S. Wintersburg Road, Tonopah, Arizona 85354-7529 2
Sep 19, 1986 24 IWB, IWC, IWD, IWF = 4th
/
IWE = 3rd
/
IWL = 3rd
/
S.P.T. = 4th IWB, IWC, IWD, IWF = 2nd
/
IWE = 2nd
/
IWL = 1st
/
S.P.T. = 2nd 2013 Edition (IWE = 2007 Ed., '08 Ad.)
ISI=9/16/21 R1, SPT=6/21/18 R0, IWE=10/3/18 R0, IWL=6/17/22 R0 2013 Edition N-532-5, N-716-1, N-722-1, N-729-6, N-770-5 U2R24 Folley, Roy C(Z07131)
Digitally signed by Folley, Roy C(Z07131)
Date: 2023.07.05 16:07:15
-07'00' Jul 5, 2023 Hartford, Connecticut
- Hogstrom, Robert (YH2450)
Digitally signed by Hogstrom, Robert (YH2450)
Date: 2023.07.05 16:18:32
-07'00' N.B. 9685 "C, I, N, R" Jul 5, 2023
Table 1 Items with Flaws or Relevant Conditions That Required Evaluation for Continued Service Examination Category and Item Number Item Description Evaluation Description None None None
Table 2 Abstract of 2R24 Repair/Replacement Activities Required for Continued Service 1
Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 1
2JRCEPSV0200 PRESSURIZER SAFETY RELIEF VALVE 5/09/2023 5405377-0 Replace the pressurizer safety relief valve with a reconditioned spare 1
2JRCEPSV0201 PRESSURIZER SAFETY RELIEF VALVE 5/09/2023 5405378-0 Replace the pressurizer safety relief valve with a reconditioned spare 1
2JRCEPSV0202 PRESSURIZER SAFETY RELIEF VALVE 5/09/2023 5405379-0 Replace the pressurizer safety relief valve with a reconditioned spare 1
2JRCEPSV0203 PRESSURIZER SAFETY RELIEF VALVE.
5/09/2023 5405380-0 Replace the pressurizer safety relief valve with a reconditioned spare 1
2MRCEE01B REPLACEMENT STEAM GENERATOR 5/09/2023 5405371-0 Replace retainer plate due to wear.
1 2MRCEE01A REPLACEMENT STEAM GENERATOR 4/28/2023 5419140-0 Install Westinghouse mechanical tube plugs in steam generator 2MRCEE01A "HOT" leg 1
2MRCEE01A REPLACEMENT STEAM GENERATOR 4/28/2023 5419141-0 Install Westinghouse mechanical tube plugs in steam generator 2MRCEE01A "COLD" leg.
1 2MRCEE01B REPLACEMENT STEAM GENERATOR 4/28/2023 5419142-0 Install Westinghouse mechanical tube plugs in steam generator 2MRCEE01A "HOT" leg 1
2MRCEE01B REPLACEMENT STEAM GENERATOR 4/28/2023 5419143-0 Install Westinghouse mechanical tube plugs in steam generator 2MRCEE01A "COLD" leg 1
2PSIBV532 B HPSI INJ TO LOOP 2 CHECK VALVE 5/09/2023 5245515-0 Weld replace valve with substitute Borg Warner model 77700.
1 2JRCBHV108 PRESSURIZER VENT VALVE TO RDT 5/04/2023 5405454-0 Remove and weld replace SOV RC-108 valve body 2
2JSGBUV500R S/G #2 BLOWDOWN CTNMT ISOL VALVE 3/05/2022 5413979-0 Weld repair the 1/8" fillet weld pin hole leak between valve bonnet and packing leak off port plug.
Table 2 Abstract of 2R24 Repair/Replacement Activities Required for Continued Service 2
Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 2
2SI112H00F SIB-P02 TO RWT RESTRAINT 5/05/2023 5532107-0 Replace broken U-Bolt 3
2PSPAL080 ESP PP SPAP01 TO DG CLG WTR HT EXCH DGA-E01 4/24/2023 4884332-11 Weld repair spool # 10 per Engineering weld map.
3 2SI199H00A SUPORT 00A ON LINE SI199 SPOOL N00J 5/08/2023 4884350-0 Replace nut of U-bolt Item 5 of 13-SI-199-H-00A per EDC 2023-00223 3
2MDGBY18 TURBOCHARGER COOLING OUTEXP JOINT 3/25/2022 5303385-10 Perform base metal repairs of expansion joint 3
2MDGBY019 TURBO COOLING SUPPLY EXPJOINT 3/25/2022 5303386-10 Perform Base Metal Repairs of expansion joint 3
2MDGBY024 TURBO COOLING OUTLET EXPJOINT 3/25/2022 5303386-10 Perform Base Metal Repairs of expansion joint 3
2PSPBL032 SP PUMP SPB P01 TO DG CLG WTR HT EXCH DGB-E01 SPOOL 014 3/25/2022 5303426-5 Perform base metal repair to pipe spool 3
2PSPBL032 SP PUMP SPB P01 TO DG CLG WTR HT EXCH DGB-E01 SPOOL 015 3/25/2022 5303426-5 Perform base metal repair to pipe spool 3
2PSPBL049 DG CLG WTR HT EXCH DGB-E01TO TRAIN B SPRAY POND SPOOL 001 3/25/2022 5303426-5 Base metal repair to pipe spool 3
2PSPBL104 ESS SPRAY POND P SPB-P01TO LUBE OIL CLR DGBE04 SPOOL 003 3/25/2022 5303426-5 Perform base metal repair to pipe spool 3
2PSPB106 LUBE OIL CLR DGB-E04 TO SPRAY POND TRAIN B SPOOL 001 3/25/2022 5303426-5 Perform base metal repair to pipe spool 3
2PSPB106 LUBE OIL CLR DGBE04 TO SPRAY POND TRAIN B SPOOL 004 3/25/2022 5303426-5 Base metal repair to pipe spool 3
2MDGBE04 EDG LUBE OIL COOLER 3/25/2022 5303431-0 Weld repair of corroded areas
Table 2 Abstract of 2R24 Repair/Replacement Activities Required for Continued Service 3
Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 3
2MDGBE05 EDG JACKET WATER COOLER 3/25/2022 5303431-0 Weld repair of corroded areas 3
2MDGBE01A/B EDG INTERCOOLER CROSS CONNECT SPOOLS (5, 6, 7, and 8) 3/25/2022 5303431-0 Weld repair of corroded areas 3
2MDGBE01A EDG INTERCOOLER A 3/25/2022 5303431-0 Weld repair of corroded areas 3
2MDGBE01B EDG INTERCOOLER B 3/25/2022 5303431-0 Weld repair of corroded areas 3
2MEWAE01 ECWS HTEXCH A 4/25/2023 5405244-1 Perform base material repairs to the heat exchanger