ML083240211

Closeout of Generic Letter 2007-01, Inaccessible or Underground Power Cable Failures That Disable Accident Mitigation Systems or Cause Transients

ML083240211
Person / Time
Site:	Harris
Issue date:	11/20/2008
From:	Vaaler M Plant Licensing Branch II
To:	Burton C Carolina Power & Light Co
Vaaler, Marlayna, NRR/DORL 415-1998
References
GL-07-001, TAC MD4333
Download: ML083240211 (2)

Text

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 November 20, 2008 Chris L. Burton, Vice President Shearon Harris Nuclear Power Plant Carolina Power & Light Company Post Office Box 165, Mail Zone 1 New Hill, North Carolina 27562-0165

SUBJECT:

SHEARON HARRIS NUCLEAR POWER PLANT, UNIT 1 - CLOSEOUT OF GENERIC LETTER 2007-01, "INACCESSIBLE OR UNDERGROUND POWER CABLE FAILURES THAT DISABLE ACCIDENT MITIGATION SYSTEMS OR CAUSE PLANT TRANSIENTS" (TAC NO. MD4333)

Dear Mr. Burton:

On February 7,2007, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter (GL) 2007-01 (Agencywide Documents Access and Management System (ADAMS)

Accession No. ML070360665). GL 2007-01 requested that licensees provide the following information within 90 days of the date of the GL:

(1) A history of inaccessible or underground power cable failures for all cables that are within the scope of Title 10 of the Code of Federal Regulations, Section 50.65 (the Maintenance Rule) and for all voltage levels including the cable type, cable manufacturer, date of failure, type of service, voltage class, years of service, and the root causes for the failure; and, (2) A description of all inspection, testing, and monitoring programs to detect the degradation of inaccessible or underground power cables that support emergency diesel generators (EDGs), offsite power, emergency service water (ESW), service water, component cooling water and other systems that are within the scope of the Maintenance Rule.

In your letter dated May 8, 2007 (ADAMS Accession No. ML071310075), you provided the information requested in GL 2007-01, as outlined above. The NRC staff has reviewed the submitted information and has concluded that for the Shearon Harris Nuclear Power Plant, Unit 1, your response to GL 2007-01 is adequate. Based on this review, your response to GL 2007-01 is considered closed and no further action is requested at this time.

If you have any questions regarding this letter, please feel free to contact me at 301-415-3178.

~~

Marlayna Vaaler, Project Manager Plant Licensing Branch 11-2 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-400 cc: Distribution via ListServ

ML071310075), you provided the information requested in GL 2007-01, as outlined above. The NRC staff has reviewed the submitted information and has concluded that for the Shearon Harris Nuclear Power Plant, Unit 1, your response to GL 2007-01 is adequate. Based on this review, your response to GL 2007-01 is considered closed and no further action is requested at this time.

If you have any questions regarding this letter, please feel free to contact me at 301-415-3178.

Sincerely, IRA!

Marlayna Vaaler, Project Manager Plant Licensing Branch 11-2 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-400 cc: Distribution via ListServ DISTRIBUTION:

PUBLIC RidsOgcRp Resource RidsAcrsAcnw_MailCTR Resource LPL2-2 RlF RidsNrrDeEeeb Resource RidsRgn2MailCenler Resource RidsNrrDorlLpl2-2 Resource RidsNrrLACSoia Resource RidsNrrPMMVaaler Resource RidsNrrDorlDpr Resource ADAMS Accession Number" ML083240211 NRR-106 OFFICE LPL2-2:PM LPL2-2:LA EEEB:BC LPL2-2:BC NAME MVaaler RSoia GWilson TBoyce DATE 11/13/08 11/19/08 11/20/08 11/20/08