ML20136A674

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Concurs with Decision to Prenotice Proposed License Amend to Incorporate Revised Rod Withdrawal Limit Curves
ML20136A674
Person / Time
Site: Crane Constellation icon.png
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: ... further results
References
FOIA-96-207 NUDOCS 7904250150
Download: ML20136A674 (1)


Text

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LL #

May 1,197.i J

Note to Stuart A. Treby METED, UNIT 1 -- PRENOTICE 4

1 concur in the decision to prenotice the proposed license amendm

,., 3,,

h incorporate revised Rod Withdrawal Limit Curves that decrease t e w

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of the worst hypothetical ejected control rod.

5 As indicated in the letter from the Staff to METED dated March 3l h calculations on the Staff identified deficiencies in the ejected rod wort J

d.

l i the l

is letter notes that, inspite of the deficiencies in these calcu at ons, h the present Rod Withdrawal Limit Curves are valid for operation wit h curves current control rod arrangement and fuel cycle, but that sucA control rod may be unacceptable with a control rod interchange.

<l 19, 1975.

l interchange was scheduled for May l

l The Staff has concluded, and I agree, that revising the Rod Withdraw l

Limit Curves to compensate for the scheduled rod interchange invo ves i

ificant a significant hazards consideration in that it may i ifi-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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u, m-Henry J.;ifcGurren 1

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