ML19319C076

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Notifies of Inability to Meet ATWS 741001 Response Date Because Necessary Info Not Yet Received from B&W.New B&W Rept Submittal Date 741213
ML19319C076
Person / Time
Site: Davis Besse Cleveland Electric icon.png
Issue date: 10/28/1974
From: Roe L
TOLEDO EDISON CO.
To: Anthony Giambusso
US ATOMIC ENERGY COMMISSION (AEC)
References
NUDOCS 8001310451
Download: ML19319C076 (2)


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AEC DISTRIBUTION FOR PART 50 DOCKET MATERIAL (TEMPORARY FORM)

CONTROL NO: 11177 FILE:

FROM: Toledo Edison DATE OF DOC DATE REC'D LTR TWX RPT OTHER h $f$'g $,. h3652 10-28-7h 10-31-7h X

TO:

ORIG CC OTHER SENT AEC POR XX XX Mr. A. Ciambusso 1 siened SENT LOCAL PDR CLASS UNCLASS PROPINFO INPUT NO CYS REC'D DOCKET NO:

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50-3h6 DESCRIPTION:

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ENCLOSUR ES:

furnishing info resarding Anticipated Transients Uithout Scram ( AWS) for the Davis Eesse Unit....

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g1 Mr. A. Giambusso il OCTOd i974 A '@

Deputy Director for Reactor Projects

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Washington, D.C.

20545

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Dear Mr. Giarabusso:

The topical report referenced in our letter to you of January 24, 1974 is not yet completed. We have been informed by Babcock & Wilcox that additional time is required to ensure the methods used for ATWS events analyses are reasonably predicting transient consequences. The B&W topical report to address ATWS and WASH-1270 " Anticipated Transients Without Scram For Water-Cooled Power Reactors," is now expected to be submitted on December 13, 1974.

Since decisions affecting plant design may be required to adequately respond to WASH-1270, we believe that delay is reasonable, and therefore we will not be able to respond to ATWS by October 1,1974. Following our review of the B&W ATWS Topical an appropriate FSAR revision will be made.

Very truly yours,

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dh ee/3 14147 THE TCLEDO EDISCN COMPANY EDISON PLAZA 300 MADISCN AVENUE TOLEDO. CHt0 43652