ML20115G349

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Submits Dose Calculations & Heat Removal Calculations for Transferring Irradiated Fuel Assemblies Through Transfer Tube at Same Time.Calculations Show Significant Margin of Safety for Dose Rate & Heat Removal
ML20115G349
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 07/16/1996
From: Marsh W
SOUTHERN CALIFORNIA EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20115G352 List:
References
NUDOCS 9607190085
Download: ML20115G349 (1)


Text

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j mas Southem Califomia Edison Company P. O. BOX 128 SAN CLEMENTE, CALIFORNIA 02674-0128 WAL.TEFt C, MARSH TELEPHONE MONAGER OF NUCLE.AR HEGULATORY AFFAIMS (714)388-7501 U. S. Nuclear Regulatory Commission Attention: Document Control Desk .

Washington, D.C. 20555 Gentlemen: ,

Subject:

Docket Nos. 50-361 and 50-362 Transfer of Two Fuel Assemblies through the Transfer Tube San Onofre Nuclear Generating Station i Units 2 and 3 j Southern California Edison (Edison) is submitting this letter, as committed in a telephone call on May 9, 1996, to provide dose calculations and heat removal ,

calculations for transferring two irradiated fuel assemblies through the i transfer tube at the same time. Both calculations are enclosed for your )

information.  !

The calculations show there is a significant margin of safety for both dose rate and heat removal. Edison will use these calculations as the basis for changing the current. wording in the Updated Final Safety Analysis Report which only refers to "a fuel assembly." The new wording will clearly indicate that two irradiated fuel assemblies may be transferred through the transfer tube at the same time.

If you have any questions in this matter, please call me.

Very truly yours, YAYJb?.Y 100004 Enclosures cc: L. J. Callan, Regional Administrator, NRC Region IV J. E. Dyer, Director, Division of Reactor Projects, Region IV K. E. Perkins, -Jr., Director, Walnut Creek Field Office, NRC Region IV J. A. Sloan, NRC Senior Resident Inspector, San Onofre Units 2 & 3 M. B. Fields, NRC Project Manager, San Onofre Units 2 and 3 swl, 9607190085 960716 PDR ADOCK 05000361 P PDR ,

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