ML19253C905

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Forwards Multiple Controlled Cell Removal, Delineating Util Methodology for Determining That Removal of One or Multiple Controlled Cells During Cold Shutdown Leads to Less Reactive State
ML19253C905
Person / Time
Site: Pilgrim
Issue date: 12/07/1979
From: Andognini G
BOSTON EDISON CO.
To: Ippolito T
Office of Nuclear Reactor Regulation
Shared Package
ML19253C906 List:
References
79-262, NUDOCS 7912120333
Download: ML19253C905 (1)


Text

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BOSTON EDl80N COMPANY DENERAL OFFICES 800 BOYLsTON STREET BOSTON. M AssACNusETTs 0219 9 G. CARL ANDOGNINS sWPERINTENDENT NUCLEAR OPERATIONS DEPARTMENT December 7, 1979 BECo. Ltr. #79- 262 Mr. Thomas A. Ippolito, Chief Operating Reactors Branch #3 Division of Operating Reactors Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Washington, D. C. 20555 License No. DPR-35 Docket No. 50-293 Report on Multiple Control Cell Removal Ref. a) BECo letter (J. E. Howard) to NRC (T.A. Ippolito) titled " Technical Specification Change Concerning d Multiple Control Cell Removal" dated November 21, 1979

Dear Sir:

D As mentioned in the Safety Considerations paragraph in Ref. a), attached please find the subject report which delineates the methodology utilized by our staff in the determination that removal of one or multiple controlled cells during cold shutdown leads to a less reactive state.

Should you have any further questions or concerns regarding this subject, please do not hesitate to contact us.

Very truly ours, '

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l ffe Attachments Y (40 copies) 1542 116 2912120 3 3 3