ML072260028

Review of the 2006 Steam Generator Tube Inspection Summary Report

ML072260028
Person / Time
Site:	Oconee
Issue date:	08/21/2007
From:	Olshan L NRC/NRR/ADRO/DORL/LPLII-1
To:	Brandi Hamilton Duke Power Co
Olshan L N, NRR/DORL, 415-1419
References
TAC MD4038
Download: ML072260028 (4)

Text

August 21, 2007 Mr. Bruce H. Hamilton Vice President, Oconee Site Duke Power Company LLC 7800 Rochester Highway Seneca, SC 29672

SUBJECT:

REVIEW OF THE 2006 STEAM GENERATOR TUBE INSPECTION

SUMMARY

REPORT FOR OCONEE NUCLEAR STATION, UNIT 3 (TAC NO. MD4038)

Dear Mr. Hamilton:

By letters dated June 30, and August 21, 2006 (Agencywide Documents Access and Mangement System (ADAMS) Accession Nos. ML061870381 and ML062410286), you submitted the results of the steam generator tube inspections conducted during the April 2006 refueling outage at Oconee Nuclear Station, Unit 3. These letters were submitted in accordance with plant Technical Specifications (TSs) 5.6.8.a and 5.6.8.b, respectively. Additional details of these inspections are documented under ADAMS Accession No. ML062340511. In addition, your staff met with us on June 22, 2005, and on April 10, 2006, to discuss the results of the inspections at Oconee Nuclear Station, Units 1, 2, and 3 and the status of the your activities to identify the cause of wear indications at the tube-to-tube support plate locations at these units (meeting summaries dated July 26, 2005 (ADAMS Accession No. ML051940468), and April 25, 2006 (ADAMS Accession No. ML061100194).

B. Hamilton We have reviewed your submittals and conclude that you have provided the information required by the TSs. Our review did not identify any new technical issues that warrant follow-up action. We will continue to monitor your efforts to identify the causes of the wear indications and potential corrective actions to mitigate damage progression.

Sincerely,

/RA/

Leonard N. Olshan, Project Manager Plant Licensing Branch II-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-287 cc: See next page

B. Hamilton We have reviewed your submittals and conclude that you have provided the information required by the TSs. Our review did not identify any new technical issues that warrant follow-up action. We will continue to monitor your efforts to identify the causes of the wear indications and potential corrective actions to mitigate damage progression.

Sincerely,

/RA/

Leonard N. Olshan, Project Manager Plant Licensing Branch II-1 Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation Docket No. 50-287 cc: See next page Distribution:

PUBLIC A. Hiser, NRR LPL2-1 R/F E. Murphy, NRR RidsNrrDorlLpl2-1 (EMarinos) K. Karwoski, NRR RidsNrrLAMOBrien (hard copy)

RidsNrrPMLOlshan (hard copy)

RidsOgcRp RidsAcrsAcnwMailCenter RidsRgn2MailCenter (JMoorman)

Accession Number: ML072260028 Memo Transmitted by AHiser dated*

OFFICE NRR/LPL2-1/PM NRR/LPL2-1/LA NRR/ADES/DCI NRR/LPL2-1/BC NAME LOlshan:nc MOBrien AHiser* EMarinos DATE 8/21/07 8/ 20/07 8/13/07 8/21/07 OFFICIAL RECORD COPY

Oconee Nuclear Station, Units 1, 2, and 3 cc:

Mr. Bruce H. Hamilton Mr. Leonard G. Green Vice President, Oconee Site Assistant Attorney General Duke Power Company LLC NC Department of Justice 7800 Rochester Highway P.O. Box 629 Seneca, SC 29672 Raleigh, NC 27602 Ms. Lisa F. Vaughn Mr. R. L. Gill, Jr.

Associate General Counsel and Managing Manager - Nuclear Regulatory Attorney Issues and Industry Affairs Duke Energy Carolinas, LLC Duke Power Company LLC 526 South Church Street - EC07H 526 S. Church St.

Charlotte, North Carolina 28202 Mail Stop EC05P Charlotte, NC 28202 Manager, LIS NUS Corporation Division of Radiation Protection 2650 McCormick Dr., 3rd Floor NC Dept of Environment, Health, & Natural Clearwater, FL 34619-1035 Resources 3825 Barrett Dr.

Senior Resident Inspector Raleigh, NC 27609-7721 U.S. Nuclear Regulatory Commission 7812B Rochester Highway Mr. Peter R. Harden, IV Seneca, SC 29672 VP-Customer Relations and Sales Westinghouse Electric Company Mr. Henry Porter, Director 6000 Fairview Road Division of Radioactive Waste Management 12th Floor Bureau of Land and Waste Management Charlotte, NC 28210 Dept. of Health and Env. Control 2600 Bull St. Mr. Henry Barron Columbia, SC 29201-1708 Group Vice President, Nuclear Generation and Chief Nuclear Officer Mr. Michael A. Schoppman P.O. Box 1006-EC07H Framatome ANP Charlotte, NC 28201-1006 1911 North Ft. Myer Dr.

Suite 705 Mr. Charles Brinkman Rosslyn, VA 22209 Director, Washington Operations Westinghouse Electric Company Mr. B. G. Davenport 12300 Twinbrook Parkway, Suite 330 Regulatory Compliance Manager Rockville, MD 20852 Oconee Nuclear Site Duke Energy Corporation Ms. Kathryn B. Nolan ON03RC Senior Counsel 7800 Rochester Highway Duke Energy Carolinas, LLC Seneca, SC 29672 526 South Church Street - EC07H Charlotte, NC 28202