ML20151M062

Advises That Revised post-fire Safe Shutdown Methodology Conforms W/Requirements of Sections III.G.3. & Iii.L of App R,10CFR50 & Acceptable,Per .Technical Evaluation Rept SAIC-87/3084 Encl

ML20151M062
Person / Time
Site:	Millstone
Issue date:	04/14/1988
From:	Boyle M Office of Nuclear Reactor Regulation
To:	Mroczka E NORTHEAST NUCLEAR ENERGY CO.
Shared Package
ML20151M066	List: ML20151M062 ML20195G527
References
GL-86-10, TAC-60188, NUDOCS 8804220227
Download: ML20151M062 (2)

Text

_ - _ . _ . . _. _.

April 14,1988 Docket No. 50-245 DISTRIBUTION

, EDechet: File OGC-WF l 0 NRC & Lecal PDRs EJordan-

, SVarga JPartlow j Mr. Edward J. Mroczka BBoger ACRS(10)

! Senior Vice President SNorris - Gray File Nuclear Engineering and Orcrations MBoyle Northeast Nuclear Energy Company i

P. O. Box 270 i Hartford, Connecticut 06141-0270

SUBJECT:

SAFETY EVALUATION OF THE POST-FIRE SAFE SHUTDOWN

METH000 LOGY - MILLSTONE NUCLEAR POWER STATION, UNIT NO. 1 (TACNO,60188)

By letter dated December 10, 1986 NNEC0 submitted a revised description of the post-fire safe shutdown capability at Millstone Unit No.1. This submittal superseded previous submittals and was intended to address issues raised in l NRC Gener'c Letter 86-10 lmplementation of Fire Protecticn Requirements".

The staff ceviewed ;.his information and developed a request for additional information. The licensee responded to this request during a meeting at the Millstone site during the week of August 17, 1987. On that occasion, the

- licensee provided Revision P to the Appendix R Compliance Review. l 1 t The ttaff and its contractor, Science Applications International Corporation j (sal"), has reviewed this informatien. Enclosed with this letter is a Techn cal Evaluation Report by SAIC, concurred on by the staff, which '

concludes that the revised post-fire safe shutdown methodology conforms with I the requirements of Sections III.G.3 and III.L of Appendix R, 10 CFR Part 50 and is therefore, acceptable.

! i Sincerely,

+

original signed by i Michael L. Boyle, Project Manager ,

Project Directorate I-4  ;

Division of Reactor Projects I/II Office of Nuclear Reactor Regulation 1

Enclosure:

] As stated

', cc w/ enclosure:

See next page FM:PDI-4 L

S @s ri 04/d/F8 MBoy(le:b04/p[ /88 PDI-4 JStolz

{ / 04 M /88

i i i 8804220227 BOO 245 PDR ADGCK O PDR 1

\

.O Mr. Edward J. Mroczka Millstone Nuclear Power Station

, Northeast Nuclear Energy Company Unit No. I cc:

Gerald Garfield, Esquire R. M. Kacich, Manager Day, Berry and Howard Generation Facilities Licensing Counselors at Law Northeast Utilities Service Ccmpany City Place Post Office Box 270 Hartford, Connecticut 06103-3499 Hartford, Connecticut 06141-0270 W. D. Romberg, Vice President D. O. Nordquist Nuclear Operations Manager of Quality Assurance Northeast Utilities Service Company Northeast Nuclear Energy Company Post Office Box 270 Post Office Box 270 Hartford, Connecticut 06141-0270 Hartford, Connecticut 06141-0270 Kevin McCarthy, Director Regional Administrator Radiation Control Unit Region I Department of Environmental Protection U. S. Nuclear Regulatory Comission State Office Building 475 Allendale Road Hertford, Connecticut 06106 King of Prussia, Pennsylvania 19406 Bradford S. Chase, Under Secretary First Selectmen Energy Division Town of Waterford Office of Policy and Management Hall of Records 80 Washington Street 200 Boston Post Road Hartford, Connecticut 06106 Waterford, Connecticut 06385 S. E. Scace, Station Superintendent W. J. Raymond, Resident inspector Millstone Nuclear Power Station Millstone Nuclear Power Statien Northeast Nuclear Energy Company c/o U. S. Nuclear Regulatory Comission Post Office Box 128 Post Office Box 811 Waterford, Connecticut 06385 Niantic, Connecticut 06357 J. P. Stetz, Unit Superintendent Millstone -it No.1 Northeast Nuclear Energy Company Post Office Box 128 Waterford, Connecticut 06385 i

Q