ML20034A313
| 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) | |
Text
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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.
i
/
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
+
PDR ADOCK 05000454 T.K. Schuster G
PNU Nuclear Licensing Administrator I
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/sc1:0884T:1 j
cc: Resident Inspector-Byron p
I P.C. Shemanski-NRR
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