ML20064D210
| ML20064D210 | |
| Person / Time | |
|---|---|
| Site: | LaSalle  |
| Issue date: | 12/28/1982 |
| From: | Schroeder C COMMONWEALTH EDISON CO. |
| To: | Schwencer A Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML20064D214 | List: |
| References | |
| 5668N, NUDOCS 8301040591 | |
| Download: ML20064D210 (2) | |
Text
I A Commonwerith Edison 10
.,I one First National Plaza, Chicago, tilinois 1~ C -
Address Reply to: Post Office Box 767 Chicago. Illinois 60690 d
December 28, 1982 i
Mr. A. Schwence r, Chie f Licensing Branch #2 Division o f Licensing U. S. Nuclear Regulatory Commission l
Washington, DC 20555 l
Subject:
LaSalle County Station Units 1 and 2 Reanalysis of the LaSalle Notwell to Drywell Vacuum Breakers Under Pool Swell Loading Conditions NRC Docket Nos. 50-373 and 50-374 i
Re ferences:
(a)
License NPF-11, Co ndition 2.C. (32),
i Vacuum Breakers.
(b)
C.
W.
Schroeder letter to A. Schwencer dated October 28, 1982
Dear Mr. Schwencer :
i Re ference (a) states:
" Prior to November 1, 1982, the licensee shall complete a test and shall submit its evaluation o f the results which confirm the capability of the vacuum breaker valves to withstand the opening and closing forces associated with pool swell."
Reference (b) provided the requested evaluation and several supporting documents, including a DRAFT " Reanalysis o f the LaSalle Wetwell to Drywell Vacuum Breakers under Pool Swell Loading Conditions" by Continuum Dynamics, Inc. Re f e re nc e (b ) als'o s ta te d that the o f ficial copy o f this report would be submitted to the NRC when available.
The purpose of this letter is to provide you with
" Reanalysis o f the LaSalle Wetwell to Drywell Vacuum Breakers Under Pool Swell Conditions", Revision 0, dated December, 1982, prepared by Continuum Dynamics, Inc.
300l S
l N l
8301040591 821220 PDR ADOCK 05000373 PDR p
To the best of my knowledge and belief the statements contained herein and in the attachment are true and correct.
In some respects these statements are not based on my personal knowledge but upon information furnished by other Commonwealth Edison employees and contractor employees.
Such information has been reviewed in accordance with Company practice and I believe it to be reliable.
Enclosed for your use are one signed original and thirty-nine (39) copies o f this letter and the enclosure.
If there are any f urther questions in this matter, please contact this office.
Very truly yours,
/L/1B/91L C. W. Schroeder Nuclea r Licensing Administrato r CW S/p1 cc:
NRC Resident Inspector - LSCS Enclosu re 5668N J
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