ML20062H120

Forwards Notification of NRC Evaluation of New Info Re Flow Blockage Model for ECCS to Determine Design Conformance

ML20062H120
Person / Time
Site:	05000471
Issue date:	04/02/1979
From:	Beverly Smith NRC OFFICE OF THE EXECUTIVE LEGAL DIRECTOR (OELD)
To:	Callihan A, Cole R, Luton E Atomic Safety and Licensing Board Panel, UNION CARBIDE CORP.
References
NUDOCS 7905070131
Download: ML20062H120 (1)

Text

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UNITED STATES

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'S NUCLEAR REGULATORY COMMisslON

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%,; , / Apyil 2,1979 NP.C PIIDLIC DCCJMENT ROOM Edward Luton..Esq. .

Dr. A. Dixon Callihan-Atomic Safety and Licensing Board Union Carbide Corporation U.S. Nuclear Regulatory Commission P. O. Box Y Washington, D.C. 20555 Oak Ridge, Tennessee 37830  ;

Dr. Richard F. Cole , e -;; .

Atomic Safety and Licensing Board -~

U.S. Nuclear Regulatory Commission i ' ' % ' <. -g' " y,'s

• _ _ _ _ _ .. Washington, D.C. 20555 4 -

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• In the Matter of ~

BOSTON EDISON C0ff ' , E AL.

(Pilgrim Nuclear Generat ng Stat'i n, Unit 2)

Docket No. 50-471 -

Gentlemen: -

This letter is to notify you that the Staff is evaluating new infonnation relating to Combustion Engineering's flow blockage model for the Pilgrim Unit 2 Emergency Core Cooling System (ECCS). This model is being reviewed to determine Pilgrim Unit 2's ECCS design conformance to the requirements of Appendix K and 10 CFR 550.46. I will forward to you the Staff's evaluation of this information when it is ccmpleted.

Sincerely, , ,

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Barry H. Smitn Counsel for NRC Staff cc: See Pilgrim Service List .

7905070/3i. G

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