ML082950391
| ML082950391 | |
| Person / Time | |
|---|---|
| Site: | Indian Point  (DPR-026, DPR-064) |
| Issue date: | 10/30/2008 |
| From: | Boska J Plant Licensing Branch 1 |
| To: | Entergy Nuclear Operations |
| Boska J, NRR, 301-415-2901 | |
| References | |
| TAC MD4337, TAC MD4338 | |
| Download: ML082950391 (3) | |
Text
October 30, 2008 Vice President, Operations Entergy Nuclear Operations, Inc.
Indian Point Energy Center 450 Broadway, GSB P.O. Box 249 Buchanan, NY 10511-0249
SUBJECT:
INDIAN POINT NUCLEAR GENERATING UNIT NOS. 2 AND 3 - CLOSEOUT OF GENERIC LETTER 2007-01, AINACCESSIBLE OR UNDERGROUND POWER CABLE FAILURES THAT DISABLE ACCIDENT MITIGATION SYSTEMS OR CAUSE PLANT TRANSIENTS@ (TAC NOS. MD4337 AND MD4338)
Dear Sir or Madam:
On February 7, 2007, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter (GL) 2007-01 AInaccessible 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 10 CFR 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 (the Maintenance Rule).
In your letter dated May 7, 2007 (ADAMS Accession No. ML071350410), you provided the information requested in GL 2007-01 including: (1) a history of inaccessible or underground power cable failures for all cables that are within the scope of 10 CFR 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 EDGs, offsite power, ESW, service water, component cooling water and other systems that are within the scope of 10 CFR 50.65.
The NRC staff has reviewed the submitted information and has concluded that for Indian Point Nuclear Generating Unit Nos. 2 and 3 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) 415-2901.
Sincerely,
/RA/
John P. Boska, Senior Project Manager Plant Licensing Branch I-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-247 and 50-286 cc: Distribution via ListServ The NRC staff has reviewed the submitted information and has concluded that for Indian Point Nuclear Generating Unit Nos. 2 and 3 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) 415-2901.
Sincerely,
/RA/
John P. Boska, Senior Project Manager Plant Licensing Branch I-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket Nos. 50-247 and 50-286 cc: Distribution via ListServ DISTRIBUTION:
PUBLIC RidsOgcRp LPLI-1 R/F RidsAcrsAcnw&mMailCenter RidsNrrDorlLpl I-1 RidsRgn1MailCenter RidsNrrLASLittle RidsNrrDeEeeb (GWilson)
RidsNrrPMJBoska RidsNrrDorlDpr ADAMS Accession Number: ML082950391 OFFICE LPLI-1:GE LPLI-1:PM LPLI-1:LA EEEB:BC LPLI-1:BC NAME JGall JBoska SLittle GWilson MKowal DATE 10/24/08 10/21/08 10/28/08 10/30/08 10/30/08 OFFICIAL RECORD COPY