ML060400176

Review of Steam Generator Tube Inspection Reports for the 2004 Outage

ML060400176
Person / Time
Site:	Diablo Canyon
Issue date:	02/18/2006
From:	Wang A Plant Licensing Branch III-2
To:	Kennan J Pacific Gas & Electric Co
Wang A, NRR/DLPM, 415-1445
References
TAC MC9301
Download: ML060400176 (3)

Text

February 18, 2006Mr. John S. KeenanSenior Vice President - Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 770000, Mail Code B32 San Francisco, CA 94177-0001

SUBJECT:

DIABLO CANYON POWER PLANT, UNIT NO. 2 - REVIEW OF STEAMGENERATOR TUBE INSPECTION REPORTS FOR THE 2004 OUTAGE (TAC NO. MC9301)

Dear Mr. Keenan:

By letters dated November 30, 2004, March 16, and August 25, 2005 (Agencywide DocumentsAccess and Management System (ADAMS) Accession Nos. ML043430465, ML050820052, and ML052440285, respectively), Pacific Gas and Electric Company, the licensee for Diablo Canyon Power Plant (DCPP), Unit No. 2, submitted reports summarizing several aspects of the steam generator tube inspections performed at DCPP, Unit No. 2, during their 2004 twelfth refueling outage (2R12). Additional information concerning the 2004 steam generator tube inspections at DCPP, Unit No. 2, was summarized by the Nuclear Regulatory Commission (NRC) staff in aletter dated January 4, 2005 (ADAMS Accession No. ML043570323). The NRC staff's reviewof these reports is documented in letter dated October 25, 2005 (ADAMS Accession No.

ML052860374).By letter dated December 16, 2005 (ADAMS Accession No. ML053560067), the licenseeprovided additional information regarding the 2004 outage (2R12) at DCPP, Unit No. 2, to satisfy the requirements of Technical Specification 5.6.10.b. The NRC staff reviewed thissubmittal and concludes that the licensee provided the information required by its technical specifications. In addition, the NRC staff did not identify any issues that were not previouslyaddressed in the review dated October 25, 2005.If you have any questions regarding this matter, please contact me at (301) 415-1445.Sincerely,/RA/Alan B. Wang, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor RegulationDocket No. 50-323 cc: See next page

ML043570323). The NRC staff's reviewof these reports is documented in letter dated October 25, 2005 (ADAMS Accession No.

ML052860374).By letter dated December 16, 2005 (ADAMS Accession No. ML053560067), the licenseeprovided additional information regarding the 2004 outage (2R12) at DCPP, Unit No. 2, to satisfy the requirements of Technical Specification 5.6.10.b. The NRC staff reviewed thissubmittal and concludes that the licensee provided the information required by its technical specifications. In addition, the NRC staff did not identify any issues that were not previouslyaddressed in the review dated October 25, 2005.If you have any questions regarding this matter, please contact me at (301) 415-1445.Sincerely,/RA/

Alan B. Wang, Project Manager Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor RegulationDocket No. 50-323 cc: See next pageDISTRIBUTION

PUBLIC LPLIV ReadingRidsNrrPMAWang RidsNrrDorl (CHaney/CHolden)RidsNrrLALFeizollahiRidsNrrDorlLplg (DTerao)

RidsAcrsAcnwMailCenter RidsRegion4MailCenter (BJones)RidsOgcRpKKarwoski LLundMMurphyACCESSION NO.: ML060400176NRR-106*Memo datedOFFICELPL4/PMLPL4/LACSGB/BCLPL4/BC NAMEAWangLFeizollahiAHiserDTerao DATE02/15/0602/15/061/13/0602/18/06DOCUMENT NAME: E:\Filenet\ML060400176.wpd February 2006Diablo Canyon Power Plant, Units 1 and 2 cc:NRC Resident InspectorDiablo Canyon Power Plant c/o U.S. Nuclear Regulatory Commission

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