ML19305B750

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Notifies That Proposed Mods & Procedural Changes Will Adequately Minimize Probability & Potential Consequences of Cask Drop Accident.Util Will Place Energy Absorbing Impact Pad in Spent Fuel Pool.Safety Evaluation Encl
ML19305B750
Person / Time
Site: Big Rock Point File:Consumers Energy icon.png
Issue date: 02/06/1976
From: Goller K
Office of Nuclear Reactor Regulation
To: Sewell R
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
Shared Package
ML19305B745 List:
References
NUDOCS 8003200251
Download: ML19305B750 (3)


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NUCLEA3 REOULATCRY COMMISSION 1

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." gl February 6,1976 er W c gg y,L Sp!CN/

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ket No. 50-155 Consumers Power Company ATE : Mr. Ralph B. Sewell Nuclear Licensing Administrator g

212 West Michigan Avenue GD a

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Jackson, Michigan 49201 D

g \\j Gentlemen:

By letter dated February 4,1974, we requested that you pr The information event of a postulated spent fuel cask drop accident.

if was needed to study the consequences of the accident and to see design or procedural changes would reduce the probability of such an Answers Your letter of July 1,1974, submitted the study.were provided in you accident.

30, 1975, to our questions of JuneYou submitted additional information by letter on August 25, 1975.

January 22, 1976.

' Your analysis shcws that with your present procedures and design a w

drop of either the fuel shipping or fuel transfer cask into the spent

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fuel pool could result in a leak larger than the pool makeup capability.

For this reason you proposed placing an energy absorbing impact pad in You also proposed codified cask handling and routing proce-dures to minimize the probability of_ a cask drop on spent fuel or safety the pool.

In addition, you proposed crane modifications and related equipment.

You described crane testing which should i= prove crane reliability.

advised that the planned modifications will be implemented within one You also stated that the procedure year from the date of our approval.

This changes are being implemented for the current fueling outage.

schedule is acceptable.

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' February 6, 1976 Consu=crs. Power Ccepany Wa have evaluated your analysis and the additional information provided.

W2 have concluded that the prcpesed modifications and procedure changes, when completed, will adequately minini e the probability and potential consequences of a cask drop accident. A copy of our related Safety Evaluation is enclosed.

Sincerely,

/

Karl R. Galler, Assistant Director for Operating Reactors Division of Operating Reactors

Enclosure:

Safety Evaluation cc w/ enclosure:

See next page 4

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Ccnsumars, Powsr Company F4bruary 6,1976

.' h, cc w/ enclosure:

Mr. Paul A. Perry, Secretary Consumers Power Ccmpany 212 West Michigan Avenue Jackson, Michigan 49201 Peter W. Steketee, Esquire Freihofer, Cook, Hecht, Oosterhouse ani-De Boer

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((0 Union Bank Building, Suite 950 D

I Grand Rapids, Michigan 49502 gU George C. Freeman, Jr., Esquire Hunton, Williams, Gay 6 Gibson 700 East Main Street Richmond, Virginia 23212 Charles F. Bayless Of Counsel Consumers Power Company 212 West Michigan Avenue Jackson, Michigan 49201 q

Charlevoix Public Library 3

107 Clinton Street Charlevoix, Michigan 49720

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