ML19262C366

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Forwards Auxiliary Feedwater Sys Reliability Analyses & BAW-1584, Emergency Feedwater Sys Reliability Analysis for Util
ML19262C366
Person / Time
Site: Three Mile Island Constellation icon.png
Issue date: 02/07/1980
From: Herbein J
METROPOLITAN EDISON CO.
To: Harold Denton
Office of Nuclear Reactor Regulation
Shared Package
ML19262C367 List:
References
E&L-2102, NUDOCS 8002110385
Download: ML19262C366 (1)


Text

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('J- l flead:n , Pennsylvania 19040 215 929 3G01 vb.ti r s o rect o a' ra,mtm File: 2259.4 February 7, 1980 E&L-2102 Dr. Harold R. Denton Director of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, DC 20555

Dear Dr. Denton:

SUBJECT:

THREE MILE ISLAND NUCLEAR STATION UNIT 1 (TMI-1)

DOCKET NUMBER 50-289 OPERATING LICENSE NUMBER DPR-50 REPORTS ON AUX 7.LIARY FEEDWATER SYSTEM RELIABILITY Enclosed are six (6) copies of a Generic Report for plants with Babcock & Wilcox reactors and six (6) copies of a Plant-Specific Report for Three Mile Island Unit 1 on the Auxiliary Feedwater Systems Reliability Analysis.

These reports are hereby submitted as supporting documents to the TMI-l Restart Report.

The generic report has identified dominant contributors to AFWS unreliability and has assessed the relative reliability of B&W operating plant Auxiliary Feedwater Systems, whereas, the plant-specific report has addressed the AFWS reliability for Three Mile Island Unit 1 only.

Very truly yours, h4C

. G. Herbein 1946 167 Vice President -

Nuclear Operations asb Enclosures cc: R. W. Reid H. Silver R. H. Vollmer 800211g b$

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