ML20058P065
| ML20058P065 | |
| Person / Time | |
|---|---|
| Site: | Zion File:ZionSolutions icon.png |
| Issue date: | 09/01/1993 |
| From: | Simpkin T COMMONWEALTH EDISON CO. |
| To: | Murley T NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM), Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML20058P067 | List: |
| References | |
| NUDOCS 9310220058 | |
| Download: ML20058P065 (2) | |
Text
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"l' j7 N) 1400 Opus Plice Commonwd.ith Edison -
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TJ" 7 Downers Grove, Illinois 60515
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4 September 1,1993 i
Dr. Thomas E. Murley, Director Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, D.C. 20555 Attn: Document Control Desk
Subject:
Zion Station Units 1 and 2 Control Room Habitability o
NRC Docket Nos. 50-295 and 50 304 L
References:
(a)
August 6,1991 letter from S.F. Stimac to T.E. Murley (b)
June 17,1992 letter from S.F. Sti.aac to T.E.- Murley (c)
September 1,1992 letter from S.F. Stimac to T.E.--Murley_
(d)
November 5,1992 letter from S.F. Stimac to T.E. Murley
Dear Dr. Murley:
Commonwealth Edison Company (CECO) provided action plans for addressing the.
control room unfiltered air leakage concern at Zion via reference (a). These plans described the process CECO would utilize to demonstrate compliance with GDC utilizing Standard Review Plan (SRP) methodology. Reference (b) and (c) provided.
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i updetes to the stat.us ofimplementation of these act ons. Re erence c transm tted the final analyses which demonstrated GDC 19 compliance without reliance on compensatory measures.
The purpose of this letter is to transmit a revised calculation which incorporates.
the results of the Containment Spray Nozzle testing comph ad at Sprayco and the detailed sprayed volume analysis performed. In addition, the summary report has been revised and is included in this transmittal.
(
9310220058 930901-PDR ADDCK 05000295 rl P
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1 Dr. Murley September 1,1993 I
i CECO personnel are available to meet with the Staff to discuss any specific f
questions related to this matter. Please direct any questions to this office.
t Sincerely, 1
me),
T.W. Simpkin l
Nuclear Licensing Administrator t
Attachments i
cc:
J.B. Martin, Regional Administrator - RIII C.Y. Shiraki - Project Manager - NRR J.D. Smith, Senior Resident Inspector - Zion j
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