ML20039H002

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Forwards Topical Rept Evaluation of Revision 1 to BAW-10095, Contempt - Computer Program for Predicting Containment Pressure - Temp Response to Loca
ML20039H002
Person / Time
Site: 05000561
Issue date: 02/13/1978
From: Varga S
Office of Nuclear Reactor Regulation
To: Taylor J
BABCOCK & WILCOX CO.
Shared Package
ML111090060 List: ... further results
References
FOIA-80-515, FOIA-80-555 NUDOCS 8201190406
Download: ML20039H002 (1)


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%.s*****j February 13, 1978

_.i Dabcock & Wilcox Company ATTN: Mr. James H. Taylor Manager, Licensing huclear Power Generation P. O. Box 1260 Lynchburg, Virginia 24505 Gentlemen:

SUBJECT:

EVALUATION OF BAW-10095, REVISI0'N 1 In a letter dated January 24, 1975, we issued our evaluation of BAW-10095,

" CONTE!!PT - Computer Program for Predicting Containment Pressure -

Temperature Response to a loss-of-Coolant Accident." On June 30, 1976, you submitted Revision 1 to BAW-10095 and you provided additional information

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on the subject topical report in a letter dated July 13, 1977.

In this letter, you stated that only the LOCA post-reflood mass and energy release methods were to be reviewed and not the methods for evaluating containment design temperature and pressure.

These methods for calculating long term mass and energy release have already been approved in our Safety Evaluation l'

for B-SAR-205. We conclude that BAW-10095, Revision 1 is acceptable if used in accordance with the assumptions stated in B-SAR-205 and our Safety Evaluation for B-SAR-205.

Our evaluation of the subject topical report is enclosed.

We request that within three months upon receipt of this letter you issue a revised version of the subject topical report incorporating this letter.

Si icerely NL MI Steven

. Varga,f hlef a

l Light Water React rs Branch No. 4 Division of Project Management I

Enclosure:

Evaluation of BAW-10095 Revision 1 i

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