ML24193A344
| ML24193A344 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 07/11/2024 |
| From: | Dilorenzo M Arizona Public Service Co |
| To: | Office of Nuclear Reactor Regulation, Document Control Desk |
| References | |
| 102-08832-MDD/CJS | |
| Download: ML24193A344 (1) | |
Text
10 CFR 50.55a A member of the STARS Alliance LLC Callaway
- Diablo Canyon
- Palo Verde
- Wolf Creek 102-08832-MDD/CJS July 11, 2024 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001
Subject:
Palo Verde Nuclear Generating Station Unit 3 Docket No. STN 50-530 Fourth 10-Year Interval, Second Period Owners Activity Report Number 3R24 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 3 refueling outage 24 (3R24). The outage ended on May 12, 2024.
No commitments are being made to the NRC by this letter. Should you need further information regarding this submittal, please contact me at (623) 393-3495.
Sincerely, Michael D. DiLorenzo Department Leader Nuclear Regulatory Affairs - Licensing MDD/CJS/cr
Enclosure:
Unit 3 Twenty-Fourth Refueling Outage Owners Activity Report, Report 3R24 cc:
J. D. Monninger NRC Region IV Regional Administrator W. T. Orders NRC NRR Project Manager for PVNGS N. Cuevas NRC Acting Senior Resident Inspector for PVNGS Palo Verde Nuclear Generating Station P.O. Box 52034 Phoenix, AZ 85072 Mail Station 7636 Tel: (623) 393-3495 Dilorenzo, Michael D(Z99838)
Digitally signed by Dilorenzo, Michael D(Z99838)
Date: 2024.07.11 09:48:14
-07'00'
ENCLOSURE Unit 3 Twenty-Fourth Refueling Outage Owners Activity Report Report 3R24
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: _____________________________________
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3R24 Palo Verde Generating Station, 5801 S. Wintersburg Road, Tonopah, Arizona 85354-7529 3
Jan 8, 1988 24 IWB,IWC,IWD,IWF = 4th ; IWE = 3rd ; IWL = 3rd ; SPT = 4th IWB,IWC,IWD,IWF = 2nd ; IWE = 2nd ; IWL = 1st ; SPT = 2nd 2013 Edition (IWE = 2007 Ed.,'08 Ad.)
ISI = 3/6/24 R2; IWE = 10/3/18 R0; IWL = 6/17/22 R0; SPT = 6/21/18 R0 2013 Edition N-532-5, N-716-1, N-722-1, N-729-6, N-770-5, N-845, N-885 U3R24 Jul 3, 2024 Hartford, Connecticut N.B. 9685 "A, N, I, C" AZ 264 Jul 3, 2024 Folley, Roy C(Z07131)
Digitally signed by Folley, Roy C(Z07131)
Date: 2024.07.03 11:18:37 -07'00'
- Hogstrom, Robert (YH2450)
Digitally signed by Hogstrom, Robert (YH2450)
Date: 2024.07.03 11:32:40
-07'00'
Table 1 3R24 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 3R24 Repair/Replacement Activities Required for Continued Service 1
Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 1
3PCHNV813 SEAL INJECTION TO RCP 2B MANUAL ISOLATION VALVE 4/30/2024 5333988-0 Replace valve due to degraded stem. New valve will be installed with half couplings welded to the valve body 1
3PCHNV813 SEAL INJECTION TO RCP 2B MANUAL ISOLATION VALVE 4/16/2024 5333988-3 Socket weld half couplings to valve to be installed by task 0 per DEC 18-07684-002 1
3MRCEE01A REPLACEMENT STEAM GENERATOR 4/26/2024 5340281-0 Install Westinghouse mechanical plugs in SG 3MRCEE01A "HOT" leg 1
3MRCEE01A REPLACEMENT STEAM GENERATOR 4/26/2024 5340282-0 Install Westinghouse mechanical plugs in SG 3MRCEE01A "COLD" leg 1
3MRCEE01B REPLACEMENT STEAM GENERATOR 4/26/2024 5340283-0 Install Westinghouse mechanical plugs in SG 3MRCEE01B "HOT" leg 1
3MRCEE01B REPLACEMENT STEAM GENERATOR 4/26/2024 5340284-0 Install Westinghouse mechanical plugs in SG 3MRCEE01B "COLD" leg 1
3JRCEPSV0200 PRESSURIZER SAFETY RELIEF VALVE 5/09/2024 5502249-0 Replace the pressurizer relief valve with a reconditioned spare.
1 3JRCEPSV0201 PRESSURIZER SAFETY RELIEF VALVE 5/09/2024 5502250-0 Replace the pressurizer relief valve with a reconditioned spare.
1 3JRCEPSV0202 PRESSURIZER SAFETY RELIEF VALVE 5/09/2024 5502251-0 Replace the pressurizer relief valve with a reconditioned spare.
1 3JRCEPSV0203 PRESSURIZER SAFETY RELIEF VALVE 5/09/2024 5502252-0 Replace the pressurizer relief valve with a reconditioned spare.
1 3PRCEV235 RC LOOP "1B" DRAIN VALVE TO RDT 5/10/2024 5618251-0 RCE-L058 Spool N-00B will be removed from RCE-V235 and weld replaced with Vendor supplied materials.
1 3PRCEV335 RC LOOP "1B" DRAIN VALVE TO RDT 5/10/2024 5618251-0 RCE-V335 will be removed and weld replaced with vendor supplied material.
Table 2 Abstract of 3R24 Repair/Replacement Activities Required for Continued Service 2
Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 1
3PRCEL058 STEAM GEN 1 RCEE01A DISCHDR TO REACT DRAIN TK 5/10/2024 5618251-0 Replace RCE-L058 Spool N-00B with vendor supplied material.
2 3JSGEPSV0558 S/G #2 LINE 2 SAFETY RELIEF VALVE 5/10/2024 5502165-0 Replacement of main steam safety valve with reconditioned and tested spare.
2 3SG203H014 SNUBBER SUPPORT AT TOP OF AIR CYLINDER ON 3JSGAUV0175.
5/10/2024 5502596-1 PM for replacement of air cylinder. Existing snubber support bracket to be transferred to the replacement air cylinder.
2 3SG203H013 SNUBBER SUPPORT AT TOP OF AIR CYLINDER ON 3JSGAUV0135.
5/10/2024 5502597-1 PM for replacement of air cylinder. Existing snubber support bracket to be transferred to the replacement air cylinder.
2 3JSGEPSV0579 S/G #1 LINE 2 SAFETY RELIEF VALVE 5/10/2024 5502165-0 Replacement of main steam safety valve with reconditioned and tested spare.
2 3JSIEPSV0231 SIT "1A" PRESSURE RELIEF VALVE 5/08/2024 5502802-0 Remove and test PSV, rework if required.
2 3PSIEL230 SIT 1B To Safety Valve 3JSIEPSV0241 5/08/2024 5598241-0 Modify SIE-L230 Spool N-00B per DEC 22-07965-018 and EDC 2024-00129 using vendor supplied materials.
2 3SG042H011 STEAM GEN 2 MAIN STEAM LN1 CONSTANT SPRING HANGER 5/10/2024 5615569-0 Replace failed constant spring support.
2 3SI107H012 SNUBBER HPSI PMP DISCHGTRAIN B AND RWT 2/20/2024 5510445-0 Replace snubber for cause. Torque carrier and shaft assembly are bent. Snubber passed ST requirements.
3 3PSPAL101 AIR AFTERCORS HT EXCH TOSPRAY POND TRAIN A S-001 3/05/2023 5392007-3 Base metal repair of pipe spool.
3 3MDGAE01A EDG INTERCOOLER A 3/05/2023 5392011-0 Weld repair of corroded areas 3
3MDGAE01B EDG INTERCOOLER B 3/05/2023 5392011-0 Weld repair of corroded areas 3
3MDGAE01A EDG INTERCOOLER CROSS CONNECT SPOOLS (5, 6, 7, and 8) 3/05/2023 5392011-0 Weld repair of corroded areas
Table 2 Abstract of 3R24 Repair/Replacement Activities Required for Continued Service 3
Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 3
3MDGAE05 EDG JACKET WATER COOLER 3/05/2023 5392011-0 Weld repair of corroded areas 3
3MDGAE04 EDG LUBE OIL COOLER 3/05/2023 5392011-0 Weld repair of corroded areas 3
3PSPBL032A ESS SPRAY POND SPBP01 TOJACKET WATER COOLER (Spools 14 and 15) 6/16/2023 5398442-4 Base Metal Repair of piping 3
3PSPBL049A DG CLG WTR HT EXCH DGBE01 FROM SPRAY POND TRAIN B (Spool 1) 6/16/2023 5398442-4 Base Metal Repair of Piping 3
3PSPBL106 LUBE OIL CLR DGBE04 TOSPRAY POND TRAIN B (Spools 1 and 4) 6/16/2023 5398442-4 Base Metal Repair of Piping 3
3MDGBE01A EDG INTERCOOLER A 6/16/2023 5398449-0 Weld repair of corroded areas 3
3MDGBE04 EDG LUBE OIL COOLER 6/16/2023 5398449-0 Weld repair of corroded areas 3
3MDGBE01B EDG INTERCOOLER B 6/16/2023 5398449-0 Weld repair of corroded areas 3
3MDGBE05 EDG JACKET WATER COOLER 6/16/2023 5398449-0 Weld repair of corroded areas 3
3MEWAE01 ECWS HTEXCH A 4/24/2024 5502134-1 Perform base material repairs to the heat exchanger as directed by engineering weld inspection maps.
3 3MDFBT01 "B" D/G FUEL OIL STORAGE TANK 6/16/2023 5542379-0 Fab and Install splice plate on cracked stiffener ring in Diesel Fuel Oil Tank