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MONTHYEAR05000269/LER-2004-002-01, 1 for Oconee Nuclear Station Re Main Steam Line Break Mitigation Design/Analysis Deficiency2004-09-0909 September 2004
1 for Oconee Nuclear Station Re Main Steam Line Break Mitigation Design/Analysis Deficiency
Project stage: Request
ML0429900092004-11-0404 November 2004
Safety Evaluation, Change the Licensing Basis for Tornado Mitigation
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Notice of Meeting with Duke Energy Corporation Options for Changing the Oconee Tornado Mitigation Strategy
Project stage: Meeting
ML0434501712004-12-0606 December 2004
Attachment 2, to 11/16/2004 Meeting Summary Regarding Tornado Mitigation Strategy
Project stage: Meeting
ML0433504792004-12-0606 December 2004
Meeting Summary with Oconee, Units 1, 2 & 3, to Discuss tornado-mitigation Strategy
Project stage: Meeting
ML0506003572005-03-0202 March 2005
Meeting with Duke Energy Corp Oconee Tornado Migration Strategy (Tac No. MC4608, MC4609, MC4610)
Project stage: Meeting
ML0525604392005-09-13013 September 2005
Notice of Meeting with Duke Energy Corporation to Discuss Proposed Oconee Tornado Mitigation Method Submittal
Project stage: Meeting
ML0527701472005-10-20020 October 2005
9/27/05 Meeting Summary with Duke Energy Corp. on Oconee Units 1, 2 and 3, Re Tornado Mitigation Method
Project stage: Meeting
ML0530102342005-10-31031 October 2005
Notice of Meeting with Duke Energy Corp, to Discuss Oconee Tornado Mitigation
Project stage: Meeting
ML0600304852005-12-21021 December 2005
Steam Generator Inservice Inspection 2EOC21 Steam Generator Tube Plugging and Repair 30-Day Report
Project stage: Request
ML0602402232006-01-24024 January 2006
Design-Basis Tornado (MC4608, MC4609, MC4610)
Project stage: Other
ML0605305002006-02-28028 February 2006
Y020040261 - Oconee, Units 1, 2 and 3, Letter, Request or Assistance Related to Staff Recommendation for a Site-Specific Backfit Regulatory Analysis
Project stage: Other
ML0617806392006-07-12012 July 2006
Ltr, Tornado and High Energy Line Break Mitigation Strategies
Project stage: Other
2005-12-21
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RONALD A JONES Pk Duke Vice President rPowere Oconee Nuclear Site Duke Power ONOI VP / 7800 Rochester Hwy.
Seneca, SC 29672 864 885 3158 864 885 3564 fax December 21, 2005 U. S. Nuclear Regulatory Commission Document Control Desk Washington, DC 20555-0001
Subject:
Duke Energy Corporation Oconee Nuclear Station, Unit 2 Docket No. 50-270 Steam Generator Inservice Inspection 2EOC21 Steam Generator Tube Plugging and Repair 30-day Report The Oconee Nuclear Station Technical Specification (TS) 5.5.10 establishes the Steam Generator (SG) tube surveillance program requirements for SGs.
TS 5.6.8, a, requires reporting of the number of SG tubes requiring plugging or repairs.
Both of the original Oconee Unit 2 SGs were replaced with new SGs in 2EOC20 (2004).
The tables below identify the number of tubes removed from service during 2EOC21.
Steam No. of Tubes Reason/Repair Method Generator Repaired A
2 Investigation of Tube Wear, Tubes Pulled and Tubesheets Plugged.
B 3
Eddy Current Wear Indications Tubes Plugged and Stabilized.
Please address any questions to Randall P. Todd at (864) 885-3418.
Very Truly Yours,
,&L o R. A. Jones, Site Vice President, A
`
Oconee Nuclear Station www. dukepower. corn
US Nuclear Regulatory Commission Page 2 December 21, 2005 CC:
Mr. William D. Travers Administrator, Region II U.S. Nuclear Regulatory Commission 61 Forsyth Street, S. W., Suite 23T85 Atlanta, GA 30303 Mr. L. N. Olshan Project Manager U.S. Nuclear Regulatory Commission Office of Nuclear Reactor Regulation Washington, D.C.
20555 Mr. M. C. Shannon NRC Senior Resident Inspector Oconee Nuclear Station
