ML20245K594

Forwards SER Accepting Licensee 831104 & 850524 Responses to Generic Ltr 83-28,Item 4.5.3, Reactor Trip Reliability - On-Line Functional Testing of Reactor Trip Sys. Technical Evaluation Rept EGG-NTA-8341 Also Encl

ML20245K594
Person / Time
Site:	Mcguire, McGuire
Issue date:	06/29/1989
From:	Hood D Office of Nuclear Reactor Regulation
To:	Tucker H DUKE POWER CO.
References
GL-83-28, TAC-53997, TAC-53998, NUDOCS 8907050182
Download: ML20245K594 (2)

Text

1

. Docket Nos. '50-369 June 29, 1989

.50-370

+ Mr. H. B. Tucker, Vice President Nuclear Production Department

-Duke Power Company 422 South Church Street Charlotte, North Carolina 28242

SUBJECT:

SAFETY EVALUATION FOR GENERIC LETTER 83-28, ITEM 4.5.3, REACTOR .l I

TRIP RELIABILITY - ON-LINE FUNCTIONAL TESTING OF THE REACTOR TRIP SYSTEM, MCGUIRE NUCLEAR STATION, UNITS'1 AND 2 (TACS 53997 AND 53998)

Generic Letter 83-28, Item 4.5.3, required confirmation from all licensees and applicants that. on-line functional testing of the reactor trip system, including independent testing of the diverse trip feature, was being performed. 3 By letters dated November 4,1983 and May 24, 1985, you submitted responses to Generic Letter 83-28, Item 4.5.3. Therein you ' indicated your endorsement of

~ the Westinghouse Owners' Group Report WCAP-10271 with its Supplement 1, as being applicable to McGuire Nuclear Station, Units 1 and 2. The NRC staff, with the assistance of our contractor, Idaho National Engineering Laboratory, has reviewed your response and the Westinghouse Owners' Group report. We I conclude that the existing intervals.for on-line functional testing at McGuire are consistent with achieving high reactor trip system availability.

The enclosed safety evaluation and contractor',s report (EGG-NTA 8341) provide the details and basis for our conclusion. Therefore, we consider Generic ,

Letter 83-28, Item 4.5.3 to be complete. I i

This completes all staff activities related to the subject TAC numbers. l

)

Sincerely A ,. /  :

Darl S. Hood, Project Manager Project Directorate II-3 Division of Reactor Projects - 1/II Office of Nuclear Reactor Regulation

Enclosure:

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Mr. A.V. Carr, Esq. Dr. John M. Barry Duke Power Company Department of Environmental Health P. O. Box 33189 Mecklenburg County 422 South Church Street 1200 Blythe Boulevard l Charlotte, North Carolina 28242 Charlotte, North Carolina 28203 l l'

County Manager of Mecklenburg County Mr. Dayne H. Brown, Chief 72C East Fourth Street Radiation Protection Branch Charlotte, North Carolina 28202 Division of Facility Services Department of Hunan Resources 701 Barbour Drive Mr. J. S. Warren Raleigh, North Carolina 27603-2008 Du ke Power Company Nuclear Production De~partment Mr. Alan R. Herdt, Chief P. O. Box 33189 Project Branch #3 Charlotte, North Carolina 28242 U.S. Nuclear Regulatory Commissian 101 Marietta Street, NW, Suite 2900 J. Michael McGarry, III, Esq. Atlanta, Georgia 30323 Bishop, Cook, Purcell and Reynolds 1400 L Street, N.W. Ms. Karen E. Long Washington, D. C. 20005 Assistant Attorney General N. C. Department of Justice Senior Resident Inspector P.O. Box 629 c/o U.S. Nuclear Regulatory Commission Raleigh, North Carolina 27602 Route 4 Box 529 Hunterville, North Carolina 28078 Regional Administrator, Region II U.S. Nuclear Regulatory Commission 101 Marietta Street, N.W., Suite 2900 Atlanta, Georgia 30323 Ms. S. S. Kilborn Area Manager, Mid-South Area j ESSD Projects Westinghouse Electric Corporation MNC West Tower - Bay 239 P. O. Box 355 Pittsburgh, Pennsylvania 15230 1

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