TXX-4808, Interim Deficiency Rept CP-84-12 Re Impact of high-energy Line Break Temps on Qualified Equipment Outside Containment. Initially Reported on 840604.Thermal Analysis Completed & Operability of Equipment Under Review.Next Rept by 860716

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Interim Deficiency Rept CP-84-12 Re Impact of high-energy Line Break Temps on Qualified Equipment Outside Containment. Initially Reported on 840604.Thermal Analysis Completed & Operability of Equipment Under Review.Next Rept by 860716
ML20198E521
Person / Time
Site: Comanche Peak  
Issue date: 05/16/1986
From: Counsil W
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To: Johnson E
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
CP-84-12, TXX-4808, NUDOCS 8605280038
Download: ML20198E521 (1)


Text

Log # TXX-4808 File #

10110 903.11 TEXAS UTILITIES GENERATING COMPANY SKYWAY TOWER

  • 400 NOmnt OIJVE STREET. L.S. 8 8

,Yg^1tc,2y,78,5 May 16, 1986 Mr. Eric H. Johnson, Director Division of Reactor Safety and Projects U. S. Nuclear Regulatory Commission 611 Ryan Plaza Drive, Suite 1000 Arlington, TX 76012

SUBJECT:

COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)

DOCKET NOS. 50-445 AND 50-446 IMPACT OF HELB TEMPERATURES ON QUALIFIED EQUIPMENT OUTSIDE CONTAINMENT SDAR: CP-84-12 (INTERIM REPORT)

Dear Mr. Johnson:

On June 4,1984, we verbally notified your Mr. D. Hunnicutt of a deficiency involving the environmental qualification of equipment outside containment for high energy line breaks (HELB). This is an interim report of a potentially reportable item under the provisions of 10CFR50.55(e).

Our most recent interim report was logged TXX-4710, dated February 21, 1986.

We have completed the thermal analysis of the environment and are in the process of reviewing the operability of equipment. We anticipate submitting our next report by July 16, 1986.

Very truly yours, W. G. Counsil JCH/arh c - NRC Region IV (0 + 1 Copy)

Director, Inspection & Enforcement U. S. Nuclear Regulatory Commission Washington, D.C.

20555 8605280038 860516 PDR ADOCK 05000445 S

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