ML20039E822

Forwards B&W Re Large Break ECCS Evaluation of B&W 205 FA NSS Using Aug 1977 ECCS Evaluation Model, for Review & Comment by 771020

ML20039E822
Person / Time
Site:	05000561
Issue date:	10/17/1977
From:	Novak T Office of Nuclear Reactor Regulation
To:	Rosztoczy Z Office of Nuclear Reactor Regulation
Shared Package
ML111090060	List: ML19208A315 ML19208A325 ML19250B014 ML19250B445 ML19250B480 ML19250B482 ML19254C975 ML19254G119 ML19254G128 ML19255K396 ML19255K397 ML19257E274 ML19257F047 ML19257F050 ML19260B823 ML19260E912 ML19260E913 ML19260E914 ML19261C469 ML19262E467 ML19262F230 ML19263D836 ML19263F605 ML19263G068 ML19268C086 ML19268C087 ML19269F130 ML19271A085 ML19271A172 ML19273B051 ML19273D308 ML19274A409 ML19274E085 ML19275B428 ML19275B444 ML19275C327 ML19275C328 ML19275G904 ML19275G918 ML19275H308 ML19275H317 ML19275H339 ML19275H341 ML19275H375 ML19275H401 ML19275H405 ML19275H493 ML19275H655 ML19275H660 ML19276D594 ... further results
References
FOIA-80-515, FOIA-80-555 NUDOCS 8201110487
Download: ML20039E822 (2)

Text

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I WASHINGTON, D. C. 205$5 s,

OCT 171977 MEMORANDUM FOR:

Z. R. Rosztoczy, Chief, Analysis Branch, OSS FROM:

T. M. Novak, Chief, Reactor Systems Branch, DSS

SUBJECT:

ECCS EVALUATION OF THE B&W 205 FUEL ASSEMBLY PLANT

REFERENCES:

1.

Letter from Varga to Taylor, May 10, 1977, " Request for Additional Information on BAW-10102."

2.

Letter from Taylor to Varga, September 30, 1977, "Large Break ECCS Evaluation of B&W's 205 FA NSS Using the August 1977 ECCS Evaluation Model (BAW-10104, Rev. 3)."

Reference 1 requested additional analyses to address the effects of several model changes during the past year (BAW-10104).

Reference 2 contains the analyses provided by Babcock and Wilcox in response to the staff's request.

These analyses contain several changes in addition to the model changes which had previously been accepted by the Analysis Branch.

It is requested that you inform us whether you consider any of these additional changes to be model changes (thereby requiring your review). A copy of Reference 2 is enclosed for your use.

In the interest of maintaining the current B-SAR-205 schedule, it is requested that you inform us of your po " tion by October 20, 1977.

1. f Thomas M.

ak, Chief Reactor S tems Branch

Enclosure:

As Stated cc w/o encl.:

D. Ross

0. Parr Q Cox 3 S. Varga C. Stahl K. Kniel D. Tibbitts T. Novak I

G. Mazetis S. Newberry J. Watt

Contact:

Scott Newberry, NRR 49-27591 8201110407 010403 PDR FOIA MADDEN 80-515 PDR

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