ML20005A936

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Responds to 801210 Application,As Amended on 810326,0401 & 0505,to Use Lower Plenum Phase Separation Model in Large Break LOCA Analyses.Changes Acceptable.Safety Evaluation Encl
ML20005A936
Person / Time
Site: Yankee Rowe
Issue date: 06/19/1981
From: Crutchfield D
Office of Nuclear Reactor Regulation
To: Kay J
YANKEE ATOMIC ELECTRIC CO.
Shared Package
ML20005A937 List:
References
LSO5-81-06-071, LSO5-81-6-71, NUDOCS 8107060058
Download: ML20005A936 (2)


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DISTBIBUTION June 19,1981 dockeb NRC PDR Docket No. 50-29 Local POR LS05-81-06-071 OlB Reading DL'rutchfield i

HSeith RCaarso OELD 01&E (3)

Mr. James A. Kay Senior Engineer-Licensing ACRS (10)

NSIC Yankee Atomic Electric Company 1671 Woreester Road TERA Framingham, Massachusetts 01701

Dear Mr. Kay:

This is in response to your application dated December 10,1980, as amended by letters dated March 26,1981, April 1,1981, and May 5,1981, LOCA analyses for the Yankee Nuclear Power Station (Yankee-Rowe)ge break for approval to use a lower plenum phase separation model in lar Details of the proposed model were submitted in YAEC-1231, and YAEC-1231, Revision 1.

We have completed our review of your changes ar.d we conclude that they are acceptable. Our : elated Safety Evaluation is enclosed.

Sincerely.

Original signed by Dennis M. Crutchfield, Chief Operating Reactors Branch #5 Division of Licensing

Enclosure:

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June 19,1981 w

o Docket No. 50-29 LS05-81-06-071 Mr. ' James A. Kay Senior Engineer-Licensing Yankee Atomic Electric Company 1671 Worcester Road Framingham, Massachusetts 01701

Dear Mr. Kay:

This is in response to your application dated December 10,1980, as amended by letters dated March 26,1981 April 1,1981, and May 5,1981, for approval to use a lower plenum phase separation model in lar LOCA analyses for the Yankse Nuclear Power Station (Yankee-Rowe)ge break Details of the proposed nodel were submitted in YAEC-1231, and YAEC-1231, Revision 1.

We have completed our review of your changes and we conclude that they are acceptable. Our related Safety Evaluation is enclosed.

Sincerely,

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en s M. C ch i d, C ef Operating Reactors Branch #5 Division of Licensing

Enclosure:

Safety Evalaution cc w/ enclosure:

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Mr. James A. Kay June 19,1981 cc Mr. Jame-E. Tribble, President

-Yankee Atomic Electric Company 25 Research Drive Westborough, Massachusetts 01581 Greenfield Community College 1 College Drive Greenfield, Massachusetts 01301 Chairaan 4

Board of Selectmen Town of Rowe Rowe, Massachusetts 01367 Energy Facilities Siting Council 14th Floor One Ashburton Place Boston, Massachusetts 02108

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i U. S. Environmental Protection Agency Region I Office ATTN:

EIS COORDINATOR JFK Feder' ] Building a

Boston, Massachusetts -02203 Resident Inspector Yankee Rowe Nuclear Power Station c/o U.S. NRC Post Office Box 28 Monroe Bridge, Massachusetts 01350 l

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