ML20031F529

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Requests Addl Info Re 810822 Single Loop License Amend Application.Analysis Demonstrating Acceptability of Pump Seizure Accident During Single Loop Operation Should Be Submitted
ML20031F529
Person / Time
Site: Brunswick 
Issue date: 10/09/1981
From: Ippolito T
Office of Nuclear Reactor Regulation
To: Jackie Jones
CAROLINA POWER & LIGHT CO.
References
NUDOCS 8110200067
Download: ML20031F529 (2)


Text

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O Docket No. 50-324 Mr. J. A. Jones Senior Executive Vice President Carolina Power & Light Company 336 Fayetteville Street Raleigh, North Carolina 27602

Dear Mr. Jones:

RE: BRUNSWICK STEAM ELECTRIC PLANT UNIT NO. 2 We have reviewed your single loop license amendment request dated August 22, 1981.

In that request you assert that the potential effects of a pump seizure accident tre bounded by the effects of a Loss of Coolant Accident (LOCA). However, the acceptance criteria for a pump seizure are more stringent than the criteria for a LOCA. Standard Review Plan 15.3.3 (Reactor Coolant Pump RotoS Seizure and Reactor Coolant Pump Shaft Break) renuires that for a pump seizure accident anyisctivity release must be such that the calculated doses at the site boundary are a small fraction of the 10 CFR Part 100 guidelines. This is significantly more limiting than the corresponding LOCA criteria. We request therefore that you submit an analysis that demonstrates the acceptability of a pump seizure accident during single loop operation. We will not be able to complete action onryour request until we have received anderef f ewddtthis additional information.

Sir.cerely, CRIGINAL SIGNED BY Thomas A. Ippolito, Chief Operating Reactors Branch #2 Division of Licensing cc: See Next Page t F le NSIC P

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Richard E. Jones, Esquire Carolina Po,wer & Light Company 336 Fayetteville Street Raleigh, North Carolina 27602 George F. Trowbridge, Esquire Shaw, Pittman, Potts & Trowbridge 1800 M Street, N. W.

Washington, D. C.

20036 John J. Burney, Jr., Esquire Burney, Burney, Sperry & Barefoot 110 North Fifth Avenue Wilmington, North Carolina 28401 Resident Inspector U. S. Nuclear Regulatory Commission P. O. Box 1057 Southport, North Carolina 28461 Southport - Brunswick County Library 109 W. Moore Street Southport, North Carolina 28461 Mr.. Charles R. Dietz Plant Manager P. O. Box 458 Southport, North Carolina 28461 p

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