ML15142A416

Independent Spent Fuel Storage Installation - 10 CFR 50.59, 10 CFR 72.48, and Commitment Change Annual Reports and Notifications

ML15142A416
Person / Time
Site:	Palo Verde
Issue date:	05/15/2015
From:	Weber T Arizona Public Service Co
To:	Document Control Desk, Office of Nuclear Material Safety and Safeguards
References
102-07045-TNW/TMJ
Download: ML15142A416 (5)

Text

a aps 10 CFR 50.59 / 10 CFR 72.48 Palo Verde 102-07045-TNW/TMJ Nuclear Generating Station P.O. Box 52034 May 15, 2015 Phoenix, AZ 85072 Mail Station 7636 ATTN: Document Control Desk Tel: (623) 393-5764 U.S. Nuclear Regulatory Commission Washington, DC 20555-0001

Subject:

Palo Verde Nuclear Generating Station (PVNGS)

Units 1, 2, & 3 and Independent Spent Fuel Storage Installation (ISFSI)

Docket Nos. STN 50-528/529/530 and 72-44 10 CFR 50.59, 10 CFR 72.48, and Commitment Change Annual Reports and Notifications Enclosed please find the Arizona Public Service Company (APS) 10 CFR 50.59 and 10 CFR 72.48 report for January 1, 2014 through December 31, 2014. The Commitment Change Report is for the period of June 28, 2014, through December 31, 2014. Please note that the Commitment Change Report for the period of January 1, 2014, through June 27, 2014, was included in the June 27, 2014 submittal (ADAMS Accession Number ML14184B413).

In accordance with 10 CFR 50.59(d)(2), APS is providing a brief description and summary of the evaluations required by 10 CFR 50.59(d)(1) for each change completed during the period. This report contains the evaluations written during 2014, regardless of the implementation status of the evaluated action, and is included as an enclosure to this letter.

In accordance with 10 CFR 72.48(d)(2), APS is reporting that there were no changes completed during the period that were required to be reported pursuant to 10 CFR 72.48.

In accordance with the APS commitment management program, APS is reporting that there were no commitment changes made during the period mentioned above that were not otherwise reported.

No new commitments are being made to the NRC by this letter. Should you need further information regarding this submittal, please contact Michael D. Dilorenzo, Regulatory Affairs, Section Leader, at (623) 393-3495.

Sincerely, aj~

Thomas N. Weber 4 (

Department Leader, Regulatory Affairs TNW/TMJ/hsc

Enclosure:

10 CFR 50.59 and 10 CFR 72.48 Report January 2014 - December 2014 A member of the STARS (Strategic Teaming and Resource Sharing) Alliance Callaway

• Diablo Canyon

• Palo Verde

• Wolf Creek

ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Annual 10 CFR 50.59, 10 CFR 72.48, and Commitment Change Report Page 2 cc: M. L. Dapas NRC Region IV Regional Administrator M. M. Watford NRC NRR Project Manager C. A. Peabody NRC Senior Resident Inspector for PVNGS M. D. Lombard Director, Division of Spent Fuel Management

ENCLOSURE PALO VERDE NUCLEAR GENERATING STATION 10 CFR 50.59 and 10 CFR 72.48 Report January 2014 - December 2014

10 CFR 50.59 and 10 CFR 72.48 REPORT (JANUARY 2014 through DECEMBER 2014)

Log Doc Doc Number Description Summary Type E-13-0004 LDCR 2014-F002 The piping, valves, and fittings provided for This change does not require Rev. 0 2014-F003 injection of hydrogen into the charging pump prior NRC approval in discharge line of the Chemical and Volume accordance with 10 CFR Control System system will be removed and 50.59(c)(1).

the connecting tee on the charging line replaced with a straight pipe segment.

E-14-0001 STDY 13-MS-B094 Rev I Involves issuance of several documents to an This change does not require Rev. 0 CALC 13-MC-CH-0201 Rev 8 engineering study, calculation, operating prior NRC approval in PROC 40DP-9ZZ04 Rev 9 procedure, and LDCR that implement three accordance with 10 CFR LDCR 2014-F007 interrelated changes pertaining to Refueling 50.59(c)(1).

Water Tank transfer volume sizing. These changes include (1) accounting for the postulated single failure of LPSI pump to stop following a Recirculation Actuation Signal, (2) recovering discretionary margin from the conservative Containment Spray pump flow rate previously used in the supporting analysis; and (3) reducing the time critical operator action from 8 minutes to 5 minutes E-14-0002 DMWO 3232547 Replacement of the normal inverters and This change does not require Rev. 0 addition of a swing inverter will continue to prior NRC approval in provide four independent Class 1E, 120V vital accordance with 10 CFR instrumentation and control Alternating 50.59(c)(1).

Current power supplies.

E-13-0001 DMWO 3270069 The Legacy Honeywell Plant Computer (PC) This change does not require Rev. 1 System and associated software are being prior NRC approval in replaced with a new Rolls Royce System. The accordance with 10 CFR proposed change is applicable to Units 1, 2, 50.59(c)(1).

and 3.

E-14-0003 DMWO 3286783 The legacy Main Generator Excitation and This change does not require Rev. 0 Voltage Regulator System (GENERREX) is to prior NRC approval in be replaced with a new General Electric (GE) accordance with 10 CFR digital excitation control system (EX2100e). 50.59(c)(1).

Enclosure Page 1 of 2

Log Doc Doc Number Description Summary Type E-14-0005 CALC 13-MC-ZZ-0633 R13 Document the addition of two Safety Injection This change does not require Rev. 0 LDCR 13-MC-ZZ-0594 R7 system High Energy Line Break locations and prior NRC approval in 2014-F051 associated evaluation of effects into the design accordance with 10 CFR bases 50.59(c)(1).

ACRONYMN/ABBREVIATION LIST DMWO Design Modification Work Order LDCR Licensing Document Change Request PROC Procedure STDY Study NOTE: There were no 10 CFR 72.48 evaluations in 2014.

Enclosure Page 2 of 2