ML20125D385

Hazard Analysis Supporting Change 3 to License DPR-11, Authorizing Rescheduling of Integrated Leakage Rate Testing of Reactor Bldg

ML20125D385
Person / Time
Site:	05000130
Issue date:	03/04/1965
From:	Boyd R US ATOMIC ENERGY COMMISSION (AEC)
To:
Shared Package
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References
FOIA-85-54 NUDOCS 8506120340
Download: ML20125D385 (2)

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'. i DCfNSE AUTHORITY MLE COPY 4AZARDS ANALYSIS BY THE RESEARCH

. NCH AND POWER REACTO DIVISION OF REACTOR LICENSING IN THE MATTER OF NORTHERN STATES POWER COMPANY

_ PROPOSED CHANGE NO. 3 , [

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=ast:d authorization of a change in the 2 '1 pursuant to the provisions of 10 CTR 50.59 omp ns to Technical SP)  !

Specifica ense j r_ pat:d Proposed Change No. 3, would allow NSP to re-schedulThis request, which we ha -

e the integrated

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3 ad 10rate test of the the Technical reactor building which is required each 18 months as Specifications.

.m=::er 18,1963 The last test was performed on I JI.

NSP proposes to re-schedule the leakage er date rate testing to a la

.= $3 condition that such tests will be done after completion of the low se t: ting program and prior to continuation of reactor operation.

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~:*May : currently 1965 conducting low power tests which should ee be compl t d b y the x2::y la preparation for continued reactor operation.After this test phase During this interim

==., th] xeactor will not be operated.

We believe that re-scheduling the 2 a and acceptable from a safety viewpoint =.;:st:d leak rate testa to a t

==:21 'Spaci f1 cations

.2v cf the above, we believe that the first paragraph .. of 3of 7 the 2(f) e.:.:.a1

m Specifications of License No. DPR-11 may be changed to zwad as

.7.J(f) be perfortned at least once every 18 months except t leakage rate test required to be performed by18, May 1965 ,

plant modifications for full power operation but befor reactor operations after the modifications."

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asis of the foregoing, we have concluded that Proposed .3 Change No

pre:ent significant hazards considerations not described c or impil it I

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in the hazards susunary mport and that them is masonable assurance that the health and safety of the public will not be endangend. '

.t Originalsigned br. 6 Rogers.Boyd Roger S. Boyd, Chief Research & Power Reactor Safety Branch g Division of Reactor Licensing ,

Date E 4E '

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