TXX-6617, Interim Deficiency Rept CP-87-12 Re Containment Pressure/ Temp Analysis Computer Error.Initially Reported on 870612. Reanalysis of Main Steam Line Break Accident Completed.Next Rept Will Be Submitted by 871211
| ML20236M666 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 08/05/1987 |
| From: | Counsil W, John Marshall TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) |
| References | |
| CP-87-12, TXX-6617, NUDOCS 8708110176 | |
| Download: ML20236M666 (1) | |
Text
- _-
p' L
M Log # TXX-6617 FE File # 10110 906.2 i
.=
=
Ref # 10CFR50.55(e) filELECTRIC August 5, 1987
.,,,,, c, c,,,,,
l ;.
Decmive Vke Preaknt U. S. Nuclear Regulatory Commission ATTN: Document Control Desk
. Washington, D.C. -20555
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NOS. 50-445 AND 50-446 CONTAINMENT P/T ANALYSIS COMPUTER ERROR SDAR: CP-87-12'(INTERIM REPORT)
Gentlemen:
'On June 12, 1987, we notified you by our letter logged TXX-6512, of a deficiency involving a containment pressure / temperature analysis computer error. This is 'an interim report of a deficiency which is reportable under the provisions of 10CFR50.55(e).
Our. reanalysis of the' Main Steam Line Break accident has been completed. The results of this analysis predict a containment pe:k' temperature of 344.50F, compared to the original value of 3330F used in the design basis. This evaluation.is scheduled to be completed on September;30,1987.
We will' submit our next report by December 11, 1967.
Very truly yours, hb {, 00aMt W. G. Counsil By:
N 41
/M S. Marshall Supervisor, Generic Licensing JCH/mgt c - Mr. R. D. Martin, Region IV Resident Inspectors, CPSES (3) 8708110176 870805 9
4 PDR ADOCK 05000445-S PDR i 0 MJO Nonh Olive Street LB 81 Dallas, Texas 7520I J