ML082890098
| ML082890098 | |
| Person / Time | |
|---|---|
| Site: | Oconee, Mcguire, Catawba, McGuire  |
| Issue date: | 10/27/2008 |
| From: | Olshan L Plant Licensing Branch II |
| To: | Brandi Hamilton Duke Energy Carolinas |
| Olshan L N, NRR/DORL, 415-1419 | |
| References | |
| TAC MD4310, TAC MD4311, TAC MD4344, TAC MD4345, TAC MD4353, TAC MD4354, TAC MD4355 | |
| Download: ML082890098 (3) | |
Text
UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 October 27, 2008 Mr. Bruce H. Hamilton Vice President McGuire Nuclear Station Duke Energy Carolinas, LLC 12700 Haqers Ferry Road Huntersville, NC 28078
SUBJECT:
CATAWBA NUCLEAR STATION, UNITS 1 AND 2 (CATAWBA); MCGUIRE NUCLEAR STATION, UNITS 1 AND 2 (MCGUIRE); OCONEE NUCLEAR STATION, UNITS 1,2, AND 3 (OCONEE) - CLOSEOUT OF GENERIC LEDER 2007-01, "INACCESSIBLE OR UNDERGROUND POWER CABLE FAILURES THAT DISABLE ACCIDENT MITIGATION SYSTEMS OR CAUSE PLANT TRANSIENTS" (TAC NOS. MD4310, MD4311, MD4344, MMD4345, MD4353, MD4354, AND MD4355)
Dear Mr. Hamilton:
On February 07,2007, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter (GL) 2007-01, "Inaccessible or Underground Power Cable Failures That Disable Accident Mitigation Systems or Cause Plant Transients" (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 (10 CFR), Part 50, 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 10 CFR 50.65.
In your letters dated May 8,2007, and February 7, 2008 (ADAMS Accession Nos.
ML071350407 and ML080440302, respectively), you provided the information requested in GL 2007-01 and the subsequent request for additional information including: (1) A history of inaccessible or underground power cable failures for all cables that are within the scope of 10 CFR 50.65 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 EDGs, offsite power, ESW, service water, component cooling water and other systems that are within the scope of 10 CFR 50.65.
B. Hamilton
- 2 The NRC staff has reviewed the submitted information and has concluded that for Catawba, McGuire, and Oconee 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 of you at this time.
If you have any questions regarding this letter, please feel free to contact me at (301) 415-1419.
Sincerelt;')
'-y itA \\r:J1~
Leonard N. Olshan, Project Manager Plant Licensing Branch 11-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-413, 50-414, 50-369, 50-370, 50-269, 50-270, and 50-287 cc: Distribution via List Serv
B. Hamilton
- 2 The NRC staff has reviewed the submitted information and has concluded that for Catawba, McGuire, and Oconee 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 of you at this time.
If you have any questions regarding this letter, please feel free to contact me at (301) 415-1419.
Sincerely, IRA!
Leonard 1\\1. Olshan, Project Manager Plant Licensing Branch 11-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-413, 50-414, 50-369, 50-370, 50-269,50-270, and 50-287 cc: Distribution via List Serv DISTRIBUTION:
PUBLIC RidsOgcRpResource LPL2-1 R/F RidsAcrsAcnw_Ma iICtrResou rce RidsNrrDorlLpLlI-1 Resource RidsRgn1 MailCenter RidsNrrLAMO'Brien RidsNrrDeEeeb (GWilson)
RidsNrrPMLOlshan RidsNrrDorlDPRResource ADAMS Accession Number: ML082890098 NRR-106 OFFICE LPL2-1 :PM LPL2-1 :LA EEEB:BC LPL2-1 :BC NAME LOlshan MO'Brien GWilson MWong (RMartin for)
DATE 10/27/08 10/27/08 10/27/08 10/27/08 OFFICIAL RECORD COpy