ML20136A674

Concurs with Decision to Prenotice Proposed License Amend to Incorporate Revised Rod Withdrawal Limit Curves

ML20136A674
Person / Time
Site:	Three Mile Island
Issue date:	05/01/1975
From:	Mcgurren H NRC OFFICE OF THE EXECUTIVE LEGAL DIRECTOR (OELD)
To:	Treby S NRC OFFICE OF THE EXECUTIVE LEGAL DIRECTOR (OELD)
Shared Package
ML20125B444	List: IA-96-207, Forwards Comments by NRC Re Proposed NRC Responses to Senator Schweiker & R Nader on Security Problem.Draft Responses Encl IR 05000289/1974015 IR 05000289/1976008 IR 05000289/1977013 IR 05000289/1977036 ML20125B442 ML20125B445 ML20125B450 ML20126M904 ML20127A093 ML20127A097 ML20127B890 ML20128F507 ML20128F533 ML20128F556 ML20128F571 ML20128F641 ML20128F668 ML20128F893 ML20128F895 ML20128F904 ML20128F922 ML20128F956 ML20128F977 ML20129F343 ML20129F351 ML20129F370 ML20129F474 ML20129F487 ML20129F516 ML20129G431 ML20129G460 ML20129G511 ML20129G571 ML20129G612 ML20129G638 ML20129G768 ML20129H076 ML20129H083 ML20129H089 ML20129H097 ML20129H105 ML20129H111 ML20129H114 ML20129H128 ML20129H146 ML20129H165 ML20129H188 ML20129H201 ML20132A345 ... further results
References
FOIA-96-207 NUDOCS 7904250150
Download: ML20136A674 (1)

Text

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May 1,197.i J

Note to Stuart A. Treby METED, UNIT 1 -- PRENOTICE

,. , 3 , , 4 1 concur in the decision to prenotice the proposed h license amendm ' '

incorporate revised Rod Withdrawal Limit Curves that decrease t e w ,,o,,,. .

of the worst hypothetical ejected control rod.

5 As indicated in the letter from the Staffhto METEDondated March 3l calculations J d.

l the Staff identified deficiencies in thel ejected i the rod wort l is letter notes that, inspite of the deficiencies in these calcu at ons, h the present Rod Withdrawal Limit Curves are valid h curvesfor operation wit l!

current control rod arrangement and fuel cycle, but that sucA control rod

<l may be unacceptable with a control rod interchange.

19, 1975. l interchange was scheduled for May l l The Staff has concluded, and I agree, that revising l the Rod Withdraw l Limit Curves to compensate for the scheduled rod interchange invo ves i ificant ifi-a significant hazards consideration in that it may i i d curves cant decrease in a safety margin since the effect of such rev se f on LOCA restrictions is not known at this time, n

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Henry J .;ifcGurren

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