ML20206M557

Forwards SER Accepting 840808 & 850621 Responses to IE Info Notice 84-90, Main Steam Line Break Effect on Environ Qualification of Equipment. Higher Temp Will Not Preclude Ability to Shut Down Reactor in Safe Shutdown Condition

ML20206M557
Person / Time
Site:	McGuire
Issue date:	08/13/1986
From:	Youngblood B Office of Nuclear Reactor Regulation
To:	Tucker H DUKE POWER CO.
Shared Package
ML20206M560	List: ML20206M557 ML20206M562
References
IEIN-84-90, TAC-59005, TAC-59006, NUDOCS 8608210255
Download: ML20206M557 (2)

Text

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,. 'y c _ Docket Nos.: 50-369 and 50-370

.Mr. H. B. Tucker, Vice President 13 AUG 1986 Nuclear Production Department Duke Power Company 422 South Church Street Charlotte, North Carolina 28242 De'ar nr . Tucker:

Subject:

- Steam Line Break Effect on Environmental Qual,1fication of Equipment'- McGuire Nuclear Station, Units 1 #nd 2

The-NRC has reviewed your analyses of August 8, 1984 and June 21, 1985,

- and related additional information of November 15, 1985, submitted for McGuire Nuclear. Station'in response to IE Information Notice 84-90,-

" Main Steam'Line Break Effect on Environmental Qualification of Equip-ment,". dated December 7, 1984. -Enclosed is our safety evaluation report in which we^ a~ccept your analyses showing that the higher temperature due

'to discharge of superheated steam would not preclude the ability.to shut down -the reactor or to maintain it in a safe shutdown condition. There-fore, the issues raised in,the IE Notice are resolved.

Contact your Project Manager, Darl Hood, at (301) 492-8961 if you have questions.

Sincerely, tS\

B. J. Youngblood, Director PWR Project Directorate #4 Division of PWR Licensing-A.

Enclosure:

As stated cc: See next page

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Mr. H. B. Tucker

• . Duke Power Company McGuire Nuclear Station CC:

Mr. A. Carr Dr. John M. Barry Duke Power Company Department of Environmental Health P. O. Box 33189 Mecklenburg County 422 South Church Street 1200 Blythe Boulevard Charlotte, North Carolina 28242 Charlotte, North Carolina 28203 Mr. F. J. Twogood County Manager of Mecklenburg County Power Systems Division 720 East Fourth Street Westinghouse Electric Corp. Charlotte, North Carolina 28202 P. O. Box 355 Pittsburgh, Pennsylvania 15230 Chairman, North Carolina Utilities Connission Mr. Robert Gill Dobbs Building Duke Power Company 430 North Salisbury Street Nuclear Production Department Raleigh, North Carolina 27602 P. O. Box 33189 Charlotte, North Carolina 28242 Mr. Dayne H. Brown, Chief Radiation Protection Branch J. Michael McGarry, III, Esq. Division of Facility Services Bishop. Liberman, Cook, Purcell Department of Human Resources and Reynolds P.O. Box 12200 1200 Seventeenth Street, N.W. Raleigh, North Carolina 27605 Washington, D. C. 20036 Senior Resident Inspector c/o U.S. Nuclear Regulatory Consnission Route 4, Box 529 Hunterville, North Carolina 28078 Regional Administrator, Region II

, U.S. Nuclear Regulatory Coninission,

. 101 Marietta Street, N.W., Suite 2900 Atlanta, Georgia 30323 L. L. Williams Operating Plants Projects Regional Manager Westinghcuse Electric Corporation - R&D 701 P. O. Box 2728 4 Pittsburgh, Pennsylvania 15230

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