ML17332A381

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Informs Review Completed of Assessment Provided W/Ltr,Dtd 941026,of Crack Indications Identified in Plant Rv Head Penetration 75.NRC Has Concluded Adequate Margin of Safety Exists for One 18-month Cycle of Operation
ML17332A381
Person / Time
Site: Cook 
Issue date: 10/28/1994
From: John Hickman
Office of Nuclear Reactor Regulation
To: Fitzpatick E
INDIANA MICHIGAN POWER CO.
References
NUDOCS 9411040296
Download: ML17332A381 (3)


Text

October 28, 1994 Mr. E.

E. Fitzpatrick, Vice President Indiana Michigan Power Company c/o American Electric Power Service Corporation 1 Riverside Plaza

Columbus, OH 43215

SUBJECT:

CRDM REACTOR VESSEL HEAD PENETRATION ASSESSMENT

Dear Mr. Fitzpatrick:

By letter dated October 26,

1994, you provided an assessment of crack indications identified in Unit 2 head penetration 75.

The staff has completed a preliminary review of your assessment and concluded that there is adequate margin for one 18-month cycle of operation.

It is our understanding that another inspection will be performed at the next outage with appropriate corrective actions to be determined at that time.

Our detailed Safety Evaluation of your assessment will be forwarded to you at a later date.

Sincerely, Docket No. 50-316 cc:

See next page DISTRIBUTION:

-Docket File-NRC 5 Local PDRs PD31 Reading JHickman LLessler JHannon JStrosnider FILENAME: G:

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Regional Administrator, Region III U.S. Nuclear Regulatory Commission 801 Warrenville Road Lisle, Illinois 60532-4351 Attorney General Department of Attorney General 525 West Ottawa Street

Lansing, Michigan 48913 Township Supervisor Lake Township Hall Post Office Box 818 Bridgman, Michigan 49106 Al Blind, Plant Manager Donald C.

Cook Nuclear Plant Post Office Box 458 Bridgman, Michigan 49106 U.S. Nuclear Regulatory Commission Resident Inspector Office 7700 Red Arrow Highway Stevensville, Michigan 49127 Gerald Charnoff, Esquire

Shaw, Pittman, Potts and Trowbridge 2300 N Street, N.

W.

Washington, DC 20037 Mayor, City of Bridgman Post Office Box 366 Bridgman, Michigan 49106 Special Assistant to the Governor Room 1

State Capitol

Lansing, Michigan 48909 Nuclear Facilities and Environmental Monitoring Section Office Division of Radiological Health Department of Public Health 3423 N.

Logan Street P. 0.

Box 30195

Lansing, Michigan 48909 Donald C.

C Nuclear Plant Hr. S.

Brewer American Electric Power Service Corporation 1 Riverside Plaza

Columbus, Ohio 43215 Dccanbcr 1993