ML20138Q975

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Advises That Util Unable to Complete Design Description for 10CFR50.62 Requirements Re Reduction of Risk from ATWS Events Until Jul 1986 Due to Change in Scheduled Workload
ML20138Q975
Person / Time
Site: Rancho Seco
Issue date: 12/18/1985
From: Reinaldo Rodriguez
SACRAMENTO MUNICIPAL UTILITY DISTRICT
To: Thompson H
Office of Nuclear Reactor Regulation
References
RJR-85-567, NUDOCS 8512300157
Download: ML20138Q975 (1)


Text

)SMUD SACRAMENTO MUNICIPAL UTILITY DISTRICT O 6201 S Street, P.O. Box 15830, Sacramento, CA 95813; (916) 452-3211 AN ELECTRIC SYSTEM SERVING THE HEART OF CALIFORNIA RJR 85-567 December 18, 1985 DIRECTOR OF NUCLEAR REACTOR REGULATION ATTENTION HUGH L THOMPSON JR DIRECTOR DIVISION OF LICENSING U S NUCLEAR REGULATORY COMMISSION WASHINGTON D C 20555 DOCKET 50-312 RANCHO SECO NUCLEAR GENERAlING STATION UNIT N0 1 10CFR50.62 REQUIREMENTS FOR REDUCTION OF RISK FROM ANTICIPATED TRANSIENTS WITHOUT SCRAM (ATWS) EVENTS In our September 30, 1985 submittal (RJR 85-474), the District committed to provide for your review, a description of our design for meeting the requirements of 10CFR50.62.

The District had originally committed tc provide this design description by January 1986. In recent meetings with members of your staff, the District committed to provide an improved schedule for implementation of Auxiliary Feedwater improvements using the Districts Living Schedule. Due to this change in our scheduled workload, the District will not be able to complete the design description for meeting the requirements of 10CFR50.62 until July 1986. At that time the District will submit a description of the design for your review. This revised schedule for furnishing our design description will not change our original implementation schedule for the modification.

p have any questions, call Robert Roehler of my staff.

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