ML20211E905

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Submits List of Refs Providing Documentation Re Preservice Insp Results & Analyses.Fracture Mechanics Analysis Provided on Byron Docket for Resolution of Issue
ML20211E905
Person / Time
Site: Byron, Braidwood, 05000000
Issue date: 06/11/1986
From: Miosi A
COMMONWEALTH EDISON CO.
To: Harold Denton
Office of Nuclear Reactor Regulation
References
1770K, NUDOCS 8606170043
Download: ML20211E905 (1)


Text

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._ f} 72 West Adams Street, Chicego, Illinois Commonwealth Edison Address Reply to: Post Offica Box 767 Cnicago, Illinois 60690- 0767 June 11, 1986 Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, DC. 20555

Subject:

Braidwood Station Unit 1 Preservice Inspection Steam Generators and Pressurizer NRC Docket No. 50-456-s psy October 11,p 985 K. A. Ainger letter to H.R.

References:

(a) 1 Denton (b)

February 28, 1986 A.D. Miosi letter to H.R. Denton (c)

May 21, 1986'K.A. Ainger letter to H.R. Denton l

Dear Mr. Denton:

l l

The above references provide documentation concerning Preservice Inspection results and analyses for indications found at Byron Unit 2 and Braidwood Unit 1.

In resolving this issue fracture mechanics analyses were provided on the Byron docket.

The two Westinghouse WCAPs provided in reference (c) for use in evaluating flaws in Byron Units 1 and 2 are equally applicable to Braidwood Units 1 and 2 steam generators and pressurizers.

Please direct any questions that you may have on this matter to this office.

One signed original and fifteen copies of this letter are provided for your review.

Very truly yours, W

A. D.

iosi Nuclear Licensing Administrator

/klj cc:

J.

Stevens 1770K 8606170043 860611 PDR ADOCK 0500045S G

PDR Bool

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