ML042580429

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Summary of Meeting with Pacific Gas and Electric to Discuss Resolution of the Staff'S Outstanding Questions/Concerns Regarding Leak-Before-Break as Applied to LAR 03-18 for the Steam Generator 4-Volt Alternate Repair Criteria (ARC)
ML042580429
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 09/16/2004
From: Shukla G
NRC/NRR/DLPM/LPD4
To:
SHUKLA G , NRR/DLPM/PD4, 415-8420
Shared Package
ML042580441 List:
References
Download: ML042580429 (4)


Text

September 16, 2004 LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Power Plant, Units 1 and 2

SUBJECT:

SUMMARY

OF MEETING HELD ON SEPTEMBER 8, 2004, TO DISCUSS RESOLUTION OF THE STAFFS OUTSTANDING QUESTIONS/CONCERNS REGARDING LEAK-BEFORE-BREAK AS APPLIED TO LICENSE AMENDMENT REQUEST (LAR) 03-18 FOR THE STEAM GENERATOR 4-VOLT ALTERNATE REPAIR CRITERIA On September 8, 2004, representatives of Pacific Gas & Electric Company (PG&E) met with the NRC staff to make a presentation on their resolution of the staffs outstanding questions/concerns regarding leak-before-break (LBB) as applied to LAR 03-18 for the steam generator 4-volt alternate repair criteria.

The meeting began with PG&Es discussion of the purpose of LBB, main steam line leak detection system (LDS), fracture mechanics perspective on LDS response time, no need for technical specifications to control LDS, and the LDS sensitivity analysis.

The staff had questions on the presentation. In response, PG&E stated that they will consider installing a new, diverse, redundant leak detection system. PG&E also stated that they will submit the response to the staffs request for additional information for the review and approval of the LAR. Following the meeting, the staff expressed its appreciation to PG&E for their presentation.

An attendance list is provided in the attachment. The presentation slides used during the meeting are available in ADAMS under Accession No. ML042530674.

/RA/

Girija S. Shukla, Project Manager, Section 2 Project Directorate IV Division of Licensing Project Management Office of Nuclear Reactor Regulation Docket Nos. 50-275 and 50-323

Attachment:

Attendance List cc w/att: See next page

ML042580429 NRC-001 OFFICE PDIV-2/PM PDIV-2/LA PDIV-2/SC NAME GShukla:mp EPeyton RGramm DATE 9/16/04 9/15/04 9/16/04 MEETING WITH PACIFIC GAS AND ELECTRIC COMPANY ATTENDANCE LIST SEPTEMBER 8, 2004 PACIFIC GAS & ELECTRIC COMPANY S. Ketelsen T. Baldwin M. Mayer OTHER A. Deardorff (Structural Integrity Associates)

T. Menelly (Westinghouse)

NRC R. Gramm G. Shukla J. Tatum J. Tsao P. Y. Chen S. Long P. Loeser K. Kavanagh J. Dixon-Herrity

Diablo Canyon Power Plant, Units 1 and 2 cc:

NRC Resident Inspector Richard F. Locke, Esq.

Diablo Canyon Power Plant Pacific Gas & Electric Company c/o U.S. Nuclear Regulatory Commission P.O. Box 7442 P.O. Box 369 San Francisco, CA 94120 Avila Beach, CA 93424 Mr. David H. Oatley, Vice President Sierra Club San Lucia Chapter and General Manager c/o Henriette Groot Diablo Canyon Power Plant 1000 Montecito Road P.O. Box 56 Cayucos, CA 93430 Avila Beach, CA 93424 Ms. Nancy Culver City Editor San Luis Obispo The Tribune Mothers for Peace 3825 South Higuera Street P.O. Box 164 P.O. Box 112 Pismo Beach, CA 93448 San Luis Obispo, CA 93406-0112 Chairman Mr. Ed Bailey, Chief San Luis Obispo County Board of Radiologic Health Branch Supervisors State Department of Health Services Room 370 P.O. Box 997414 (MS 7610)

County Government Center Sacramento, CA 95899-7414 San Luis Obispo, CA 93408 Mr. James D. Boyd, Commissioner Mr. Truman Burns California Energy Commission Mr. Robert Kinosian 1516 Ninth Street (MS 31)

California Public Utilities Commission Sacramento, CA 95814 505 Van Ness, Room 4102 San Francisco, CA 94102 Mr. James R. Becker, Vice President Diablo Canyon Operations Diablo Canyon Independent Safety and Station Director Committee Diablo Canyon Power Plant ATTN: Robert R. Wellington, Esq. P.O. Box 3 Legal Counsel Avila Beach, CA 93424 857 Cass Street, Suite D Monterey, CA 93940 Mr. Gregory M. Rueger Senior Vice President, Generation and Regional Administrator, Region IV Chief Nuclear Officer U.S. Nuclear Regulatory Commission Pacific Gas and Electric Company Harris Tower & Pavillion Diablo Canyon Power Plant 611 Ryan Plaza Drive, Suite 400 P.O. Box 3 Arlington, TX 76011-8064 Avila Beach, CA 93424