ML19318C031

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Responds to IE Bulletin 80-12.Reviewing Hardware Capacity to Prevent Decay Heat Removal Loss Event.Analyzing Procedures for Adequacy of Safeguarding Against Loss of Redundancy & Diversity.Will Provide Response by 800630
ML19318C031
Person / Time
Site: Crane Constellation icon.png
Issue date: 06/25/1980
From: Herbein J
METROPOLITAN EDISON CO.
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
IEB-80-12, TLL-267, NUDOCS 8006300451
Download: ML19318C031 (1)


Text

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Metropolitan Edison Company f4" g')

Post Office Box 480 Makitetown, Pennsylvania 17057 L

717 0444041 Wnter's Direct Dial Number June 25,1980 TLL 267 Office of Inspection and Enforcement Attn:

B. H. Grier, Director Region I U. S. Nuclear Regulatory Commission 631 Park Avenue King of Prussia, Pa.

19406

Dear Sir:

Three Mile island Nuclear Station, Unit I (TMI-1)

Operating License No. DPR-50 Docket No. 50-289 IE Bulletin 80-12 We are reviewing the events which occurred at Davis-Besse, and are reviewing the hardware capacity of TMI-I to prevent a Decay Heat Removal (DHR) loss event.

Additionally, we are analyzing our procedures for adequacy of safeguarding against loss of redundancy and diversity of DHR capability and adequacy of responding to DilR loss events.

As a result of these continuing reviews and analyses, we will provide our response by.fune 30, 1980.

Sincerely, Signed J. G. Herben J. G. Herbein Vice President TMI-I JGH:DCM:lma cc:

Director Division of Operations Inspection NRC Office of Inspection and Enforcement Washington, D.C.

20555 J. T. Collins

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R. W. Reid D. Dilanni 47

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