ML16148B146

Discusses Response to Generic Ltr 91-06 Re Generic Issue A-30, Adequacy of Safety-Related DC Power Supplies

ML16148B146
Person / Time
Site:	Oconee
Issue date:	06/05/1992
From:	Matthews D Office of Nuclear Reactor Regulation
To:	Tucker H DUKE POWER CO.
References
REF-GTECI-030, REF-GTECI-NI, TASK-030, TASK-30, TASK-OR GL-91-06, GL-91-6, TAC-M81425, TAC-M81426, TAC-M81459, TAC-M81460, TAC-M81469, TAC-M81470, TAC-M81471, NUDOCS 9206150392
Download: ML16148B146 (5)

Text

0.gJune 5, 1992 Docket Nos. 50-269/270/287 50-369/370 50-413/414 Mr. H. B. Tucker Senior Vice President Nuclear Generation Duke Power Company P. 0. Box 1007 Charlotte, North Carolina 28201-1007

SUBJECT:

GENERIC ISSUE A-30, "ADEQUACY OF SAFETY-RELATED DC POWER SUPPLIES,"

PURSUANT TO 10 CFR 50.54(f) (GENERIC LETTER 91-06, MPA L-106),

OCONEE NUCLEAR STATION UNITS 1, 2, AND 3, WILLIAM B. MCGUIRE NUCLEAR STATION, UNITS 1 AND 2, AND CATAWBA NUCLEAR STATION, UNITS 1 AND 2 (TAC NOS. M81469, M81470, M81471, M81459, M81460, M81425, AND M81426)

On April 29, 1991, the NRC staff, under the authority of 10 CFR 50.54(f),

issued Generic Letter (GL) 91-06 requesting all holders of operating licenses to provide written responses to questions relating to the "Adequacy of Safety Related DC Power Supplies," Generic Issue A-30. Generic Issue (GI) A-30 is part of GI-128, "Electrical Power Reliability."

Your letter dated October 9, 1991, forwarded the information applicable to Oconee Nuclear Station, Units 1, 2, and 3, William B. McGuire Nuclear Station, Units 1 and 2, and Catawba Nuclear Station, Units 1 and 2. The completed questionnaires, which you and other licensees have provided, will be used by the staff to determine if further staff action is needed. Any future requirements relating to GI A-30 will be the subject of separate correspondence.

This action closes out TAC Nos. M81469, M81470, M81471, M81459, M81460, M81425, and M81426. Your timely response to GL 91-06 is appreciated. If you have any questions regarding this action, please contact me on (301) 504-1490.

Sincerely, original signed by Leonard A. Wiens for David B. Matthews, Director Project Directorate 11-3 Division of Reactor Projects -

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UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555 June 5, 1992 Docket Nos. 50-269/270/287 50-369/370 50-413/414 Mr. H. B. Tucker Senior Vice President Nuclear Generation Duke Power Company P. 0. Box 1007 Charlotte, North Carolina 28201-1007

SUBJECT:

GENERIC ISSUE A-30, "ADEQUACY OF SAFETY-RELATED DC POWER SUPPLIES,"

PURSUANT TO 10 CFR 50.54(f) (GENERIC LETTER 91-06, MPA L-106),

OCONEE NUCLEAR STATION UNITS 1, 2, AND 3, WILLIAM B. MCGUIRE NUCLEAR STATION, UNITS 1 AND 2, AND CATAWBA NUCLEAR STATION, UNITS 1 AND 2 (TAC NOS. M81469, M81470, M81471, M81459, M81460, M81425, AND M81426)

On April 29, 1991, the NRC staff, under the authority of 10 CFR 50.54(f),

issued Generic Letter (GL) 91-06 requesting all holders of operating licenses to provide written responses to questions relating to the "Adequacy of Safety Related DC Power Supplies," Generic Issue A-30. Generic Issue (GI) A-30 is part of GI-128, "Electrical Power Reliability."

Your letter dated October 9, 1991, forwarded the information applicable to Oconee Nuclear Station, Units 1, 2, and 3, William B. McGuire Nuclear Station, Units 1 and 2, and Catawba Nuclear Station, Units 1 and 2. The completed questionnaires, which you and other licensees have provided, will be used by the staff to determine if further staff action is needed. Any future requirements relating to GI A-30 will be the subject of separate correspondence.

This action closes out TAC Nos. M81469, M81470, M81471, M81459, M81460, M81425, and M81426. Your timely response to GL 91-06 is appreciated. If you have any questions regarding this action, please contact me on (301) 504-1490.

Sincerely, David B. Matthews, Director Project Directorate 11-3 Division of Reactor Projects -

I/II Office of Nuclear Reactor Regulation cc:

See next page

Duke Power Company Catawba Nuclear-Station McGuire Nuclear Station Oconee Nuclear Station cc:

Mr. R. C. Futrell Mr. Alan R. Herdt, Chief Regulatory Compliance Manager Project Branch #3 Duke Power Company U.S. Nuclear Regulatory Commission 4800 Concord Road 101 Marietta Street, NW, Suite 2900 York, South Carolina 29745 Atlanta, Georgia 30323 Mr. A.V. Carr, Esq.

North Carolina Electric Membership Duke Power Company Corp.

422 South Church Street P.O. Box 27306 Charlotte, North Carolina 28242-0001 Raleigh, North Carolina 27611 J. Michael McGarry, III, Esq.

Saluda River Electric Cooperative, Winston and Strawn Inc.

1400 L Street, N.W.

P.O. Box 929 Washington, D. C. 20005 Laurens, South Carolina 29360 North Carolina MPA-1 Senior Resident Inspector Suite 600 Route 2, Box 179N P.O. Box 29513 York, South Carolina 29745 Raleigh, North Carolina 27626-0513 Regional Administrator, Region 11 Mr. Frank Modrak U.S. Nuclear Regulatory Commission Project Manager, Mid-South Area 101 Marietta Street, NW, Suite 2900 ESSD Projects Atlanta, Georgia 30323 Westinghouse Electric Corp.

MNC West Tower - Bay 241 Mr. Heyward G. Shealy, Chief P.O. Box 355 Bureau of Radiological Health Pittsburgh, Pennsylvania 15230 South.Carolina Dept. of Health and Environmental Control County Manager of York County 2600 Bull Street York County Courthouse Columbia, South Carolina 29201 York, South Carolina 29745 Ms. Karen E. Long Richard P. Wilson, Esq.

Assistant Attorney General Assistant Attorney General North Carolina Dept. of Justice S.C. Attorney General's Office P.O. Box 629 P.O. Box 11549 Raleigh, North Carolina 27602 Columbia, South Carolina 29211 Mr. R.-L. Gill,, Jr.

Piedmont Municipal Power Agency Licensing 121 Village Drive Duke Power Company Greer, South Carolina 29651 P.O. Box 1007 Charlotte, North Carolina 28201-1007

Duke Power Company Catawba Nuclear Station McGuire Nuclear Station Oconee Nuclear Station cc:

Dr. John M. Barry Mr. M. E. Patrick Mecklenburg County Compiance Dept. of Environmental Protection Duke Power Company 700 N. Tryon Street Oconee Nuclear Site Charlotte, North Carolina 28202 P.O. Box 1439 County Manager of Mecklenburg County 720 East Fourth Street Mr. Robert B. Borsum Charlotte, North Carolina 28202 Babcock & Wilcox Nuclear Power Division Mr. R. 0. Sharpe Suite 525 Compliance 1700 Rockville Pike Duke Power Company Rockville, Maryland 20852 McGuire Nuclear Site 12700 Hagers Ferry Road Manager, LS Huntersville, North Carolina 28078-8985 NUS Corporation Washington, DC 20005 2650 McCormick Drive, 3rd Floor Senir Rsidnt IspetorClearwater, Florida 34619-1035 Senior Resident Inspector c/o U.S. Nuclear Regulatory Commission Senior Resident Inspector 12700 Hagers Ferry Road U. S. Nuclear Regulatory Commission Huntersville, North Carolina 28078 Route 2, Box 610 Seneca, South Carolina 29678 Mr. Dayne H. Brown, Director Department of Environmental, Mr. M. S. Tuckman Health and Natural Resources Vice President, Catawba Site Division of Radiation Protection Duke Power Company P.O. Box 27687 4800 Concord Road Raleigh, North Carolina 27611-7687 York,-South Carolina 29745 Office of Intergovernmental Relations Mr. T. C. McMeekin 116 West Jones Street Vice President, McGuire Site Raleigh, North Carolina 27603 Duke Power Company 12700 Hagers Ferry Road County Supervisor of Oconee County Huntersville, North Carolina 28078-8985 Walhalla, South Carolina 29621 Mr. J. W. Hampton Vice President, Oconee Site Duke Power Company P. 0. Box 1439 Seneca, South Carolina 29679

June 5, 1992 Distribution

{Docket File NRC PDR Local PDR PDII-3 R/F Oconee R/F McGuire R/F Catawba R/F S. Varga G. Lainas D. Matthews L. Berry L. Wien.s T. Reed R. Martin 0GC ACRS (10)

L. Reyes, RII