ML082730003

Transmittal Letter, Temporary Exemption from the Requirements of 10 CFR Part 50, Section 50.46 and Appendix K for Lead Fuel Assemblies

ML082730003
Person / Time
Site:	Palo Verde
Issue date:	10/14/2008
From:	Balwant Singal Plant Licensing Branch IV
To:	Edington R Arizona Public Service Co
Singal, Balwant, 415-3016, NRR/DORL/LPL4
References
TAC MD8330, FOIA/PA-2011-0148, FOIA/PA-2011-0137
Download: ML082730003 (3)

Text

UNITED NUCLEAR REGULATORY WASHINGTON, D.C. 20555*0001 October 14, 2008 Mr. Randall K.

Executive Vice President Chief Nuclear Officer Mail Station 7602 Arizona Public Service Company P. O. Box 52034 Phoenix, AZ 85072-2034 PALO VERDE NUCLEAR GENERATING STATION, UNIT 1 -TEIVIPORARY EXEMPTION FROM THE REQUIREMENTS OF 10 CFR PART 50, SECTION 50.46 AND APPENDIX K FOR LEAD FUEL ASSEMBLIES (TAC NO. MD8330)

Dear Mr. Edington:

The Nuclear Regulatory Commission has approved the enclosed temporary exemption from specific requirements of Title 10 of the Code of Federal Regulations (10 CFR), Part 50, Section 50.46, "Acceptance criteria for emergency core cooling systems for light-water nuclear power reactors," and Appendix K, "ECCS Evaluation Models," for the Palo Verde Nuclear Generating Station (PVNGS), Unit 1. This action is in response to your letter dated March 8, 2008, as supplemented by letter dated September 10,2008. The temporary exemption would allow up to eight lead fuel assemblies manufactured by AREVA NP consisting of fuel rods with M5 cladding material to be inserted into the PVNGS, Unit 1 reactor core operating Cycles 15, 16, and 17. A copy of the enclosed temporary exemption has been forwarded to the Office of the Federal Register for publication.

Sincerely, __, w 0...1 'GO, Balwant K. Singal, Senior Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. STN Temporary cc w/encl: Distribution via Palo Verde Nuclear Generating Station cc: Distribution via Listserv October 14, 2008 Mr. Randall K.

Executive Vice President Chief Nuclear Mail Station Arizona Public Service P. O. Box Phoenix, AZ PALO VERDE NUCLEAR GENERATING STATION, UNIT 1 -TEMPORARY EXEMPTION FROM THE REQUIREMENTS OF 10 CFR PART 50, SECTION 50.46 AND APPENDIX K FOR LEAD FUEL ASSEMBLIES (TAC NO. MD8330)

Dear Mr. Edington:

The Nuclear Regulatory Commission has approved the enclosed temporary exemption from specific requirements of Title 10 of the Code of Federal Regulations (10 CFR), Part 50, Section 50.46, "Acceptance criteria for emergency core cooling systems for light-water nuclear power reactors," and Appendix K, "ECCS Evaluation Models," for the Palo Verde Nuclear Generating Station (PVNGS), Unit 1. This action is in response to your letter dated March 8, 2008, as supplemented by letter dated September 10, 2008. The temporary exemption would allow up to eight lead fuel assemblies manufactured by AREVA NP consisting of fuel rods with M5 cladding material to be inserted into the PVNGS, Unit 1 reactor core operating Cycles 15, 16, and 17. A copy of the enclosed temporary exemption has been forwarded to the Office of the Federal Register for publication.

Sincerely, IRAI Balwant K. Singal, Senior Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. STN 50-528

Enclosure:

Temporary Exemption cc w/encl: Di str i but ion via Listserv DISTRIBUTION:

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