ML19270G997

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Reconfirms 790522 Verbal Rept to Rg Taylor That Pipe Wall Thickness Requirements in Project Piping Specs May Not Be Adequately Conservative to Meet ASME Code Stress Requirements.Investigation & Evaluation Continue
ML19270G997
Person / Time
Site: Comanche Peak  Luminant icon.png
Issue date: 06/18/1979
From: Gary R
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To: Seidle W
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
TXX-3002, NUDOCS 7906220324
Download: ML19270G997 (1)


Text

TEXAS UTILITIES GENERATING COMInNY 2001 HitYAN TO% Ett . DALLAM. TEX AS 7520t June 18, 1979 R. J. G ARY TXX-3002 Mr. W. C. Seidle, Chief Reactor Construction & Engineering Support Branch U. S. Nuclear Regulatory Commission Office of Inspection and Enforcement 611 Ryan Plaza Dr., Suite 1000 Docket Nos. 50-445 Arlington, Texas 76012 50-446 COMANCHE PEAK STEAM ELECTRIC STATION 1981-83 2300 MW INSTALLATION PIPE WALL THICKNESS FILE N0. 10110

Dear fir. Seidle:

On !!ay 22,1979, we verbally informed your Mr. R. G. Taylor that pipe wall thickness requirements established in the project piping specs may not have been adequately conservative to meet ASME code stress requirements.

We are continuing our investigation and evaluation and will notify you as soon as we have reached a conclusion.

Very truly yours,

~

R. . Gary RJG:dla cc: NRC Region IV - (0 + 1 copy)

Director, Inspection & Enforcement - (15 copies) c/o Distribution Services Branch, DDC, ADM.

U. S. Nuclear Regulatory Commission Washington, D. C. 20555 2348 090 7906220 3d7