ML19209C852
| ML19209C852 | |
| Person / Time | |
|---|---|
| Site: | LaSalle  |
| Issue date: | 10/15/1979 |
| From: | Peoples D COMMONWEALTH EDISON CO. |
| To: | Parr Od Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML19209C853 | List: |
| References | |
| NUDOCS 7910180376 | |
| Download: ML19209C852 (1) | |
Text
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Commonwealth Edison s
One First National Plaza. Chicago, libnois Address Reply to: Post Office Box 767
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Chicago, Illinois 60690 octcher 15, 1979 Mr. Olan D. Parr, Chief Light Water Reactore - Branch 3 Division of Project Managemont U.S. Nuclear Rogulatory Cor.wtission Wachington, DC 20555
Subject:
LaSalle County Station Unite 1 & 2 Mark II Containmont NRC Docket Nos. 50-373/374 eforence (a):
L. O. Do1Coorge letter to O. D.
Parr dated March 23, 1979 Dear Mr. Parra Commonwealth Edison provided information described in Reference (a) to revise the Design Assessment Report for LaSalle County Station.
Subsequently, additional information was de-veloped in response to MRC diccuscionc; that information han been incorporated into the updated Appendix C which is attached.
i This information reflects the current status of the Mark II Owner's Group on this subject.
In our judgoment, this submittal resolves all outstanding Mark II Containment incues because we fool that those critoria agree with those of the Commission.
Throo (3) signed originalo and thirty-seven (37) copies of this revision are submitted for your review.
Very truly yours, ll I Yv. ch.
D. L. Peoples Director of Nuclear Licensing LODamac attachment 1178
'260 SUBSCRIBED and "W
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LSCS-MARK II DAR Rev. 6 10/79 LA SALLE COUNTY POWER STATION INSTRUCTIONS FOR UPDATING YOUR MARK II DAR To update your copy of the LSCS-MARK II DAR, remove and destroy the following pages and insert pages and figure as indicated.
REMOVE INSERT Contents pages lii through vi Contents pages iii through vi and viii and viii Pages 4.5-3 and 4.5-4 Pages 4.5-3 through 4.5-8 Pages 4.6-2 and 4.6-3 Pages 4.6-2 through 4.6-4 Page C.0-1 Page C.0-1 Pages C.1-2 through C.1-4 Pages C.1-2 through C.1-4 Pages C.1-6 through C.1-9 Pages C.1-6 through C.1-9 After page C.3-3 New Appendix C.4, including pages C.4-i through C.4-iii, C.4-1 through C.4-39, and Figures C.4-1 through C.4-15 p%$ Ydkhb 1178 261