ML20086F861

Telecopy AO 75-76:on 751117,rigid Pipe Support Found Broken on RHR Shutdown Cooling Suction Line.Cause Under Investigation.Corrective Action to Be Determined After Investigation

ML20086F861
Person / Time
Site:	Peach Bottom
Issue date:	11/18/1975
From:	Ullrich W PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20086F860	List: ML20086F855 ML20086F861
References
AO-75-76, NUDOCS 8401090601
Download: ML20086F861 (1)

Text

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. .. b PHILADELPHIA ELECTRIC COMPANY Peach Botton Atocic Power Station

. Delta, Pennsylvania.

17314 November 18, 1975 Mr. Janes. F. O'Reilly, Director Office of Inspection,and- Enforcenent.

Region I. ,

h6f 4 uY1A C-United States Nuclear Regulatory Co=nission 631 Park Avenue King of Prussia, Pennsylvania 19406

Subject:

Abnornal Occin rence 2h-Hour- doti ficat t'on-Con firming. J. V. Spencer's verbal conversation with Mr.. Vnit Baunack, _g*

Re61on 1, United States Nuclear Regulatory Connission on November 18, 1975..

Reference:

License Number: DPR hk .

Technical Specification

Reference:

. None l'

Report Bo.: 50-2T7-77-76 Report Date: Novenbcr 16,.1973 . .

Occurrence Date: Novenber 17, 1977 Facility :" Peach Botton Atonic Power Station.

• R.D. 1, Delta, Pennsylvanin 17314 . _ .

Identification of Occurrenco:

Broken pipe s upp o r t .. - -

Conditions Prior to Occurrence: ,

Plant shutdown- . . ,

D'escription.of Occurrence: 3 A routine 4nspoetion. o f plant piping reveale.d a rigid pipe support p-

.that. vas brohen. .on the RER shutdovn: cooling suc. tion line downstreau.

of the outer isolation. valve, E0-10-17.

Designation of Apparent Cause of Occurrence:

Under investi6ation.. .  :

Analysis of' Occurrence; -

Since t'he reactor is depressurised, the possibility of a water hanner in this piping is remote. Safety impli. cation.s.are, therefore, c,,i n i m a l .

Corrective Action:

To.be deternined after investigntion. .

Failure Data:. .

None.

Very tru1'y yourn,. .

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W. T. Ullrich, Superintendent

• Pench Botton Atomic Power Station k

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