ML20034A313

Discusses Commitments in Response to Violations Noted in Insp Repts 50-454/89-16 & 50-455/89-18.Corporate Task Force Completed Draft Document Entitled 10CFR50.59 Implementation Task Force Rept on 900208

ML20034A313
Person / Time
Site:	Byron
Issue date:	04/11/1990
From:	Schuster T COMMONWEALTH EDISON CO.
To:	Davis A NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
NUDOCS 9004230035
Download: ML20034A313 (1)

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l CImm*n';;calth Edistn i

L 1400 Opus Pl:c3 7 Downers Grove, Illinois 60515

'. s%J April 11, 1990 Mr. A. Bert Davis Regional Administrator U.S. Nuclear Regulatory Commission Region III 799 Roosevelt Road Glen Ellyn, Il 60137

Subject:

Byron Station Units 1 and 2 Inspection Report Nos.

50-454/89016 and 50-455/89018 NRC_DncheJ;._Hos_, 50-454 and 50-455 -

Reference:

a) January 31, 1990 Letter from T.K. Schuster to A. Bert Davis i

Dear Mr. Davis 1

The letter of reference (a) stated a corporate review of the generic applicability of 10 CFR 50.59 safety evaluations was underway. Also, that as a result of this review the applicability of safety. evaluations prior to

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manipulation of Emergency Core Cooling System (ECCS) valves to abnormal

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4 positions would be resolved in response to a' Notice of Violation.

j Specifically, the conditions of concern would be when the valves have not been 1

repositioned as a result of an 00S or an. approved. procedure.

It was also

.l stated that a draf t report would be internally issued by February 9,1990 and that final disposition of a resultant Nuclear Operations Directive (N0D).and its content as applicable to abnormal ECCS valve positions-would be provided i

by April 15, 1990. The following describes our actions relative to these commitments.

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The Corporate Task Force completed a draft document entitled "10 CFR 50.59 Implementation Task Force Report" on. February 8, 1990.

The draft report l

was issued to each of the Commonwealth Edison Nuclear Stations for; review and i

comment. Numerous comments were received on the draft.

Incorporation of I

these comments into the draft and reformating to produce a Corporate N0D, including an assessment of the required resources for implementation,.will be l

an iterative process.

Issuance of the N0D in an approved form is therefore planned for October 1, 1990. The final content and' implementation schedule,

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as specifically applicable to abnormal ECCS valve positions, will be provided at that time since it has not yet been established.

Please direct any questions regarding this matter to this office.

I Very truly yours,

-l 9004230035 900411

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PDR ADOCK 05000454 T.K. Schuster G

PNU Nuclear Licensing Administrator I

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cc: Resident Inspector-Byron p

I P.C. Shemanski-NRR

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