ML19250F452

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Advises That Reliability & Risk Assessment Branch Has Reviewed Probabilistic Risk Assessment for Facilities & Finds Study to Be Acceptable for Docketing.Addl Info Re Failure Probabilities Required to Initiate Review
ML19250F452
Person / Time
Site: Limerick  Constellation icon.png
Issue date: 04/08/1981
From: Thadani A
Office of Nuclear Reactor Regulation
To: Tedesco R
Office of Nuclear Reactor Regulation
Shared Package
ML19250E879 List:
References
FOIA-81-416 NUDOCS 8104220364
Download: ML19250F452 (1)


Text

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Docket Nos. 50-352/353 MEMORANDUM FOR:

R. L. Tedesco, Assistant Director for Licensing DL FROM:

A. C. Thadani, Acting Chief Reliability & Risk Assessment Branch, DST

SUBJECT:

ACCEPTANCE REVIEV - LIMERICK GENERATING STATION co e

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N Plant Name:

Limerick, Units 1 and 2 9

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D Docket Numbers:

50-352/50-353 d-'

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r Licensing Stage:

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Responsible Branch LB-2

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and Project Manager:

D. Calkins 4

DST Branch Involved:

RRAB E

Description of Review:

Acceptance Review

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.S Status:

Complete

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The Reliability and Risk Assessment Branch has reviewed the Probabilistic Risk Assessment for Limerick, Units 1 and 2, and finds the study acceptable for docketing. During our review, it was noted that the applicant did not address our previous request for property damage consequences and sensitivity studies for latent cancer and property damage to allow comparison with WASH-1400 results based on design and site differences only.

In addition, failure probebilities should be added to the fault trees to permit identifi-cation of najor contributors to system unavailabilities. This additional information is required bafore we can initiate our review.

Criginal signed by S. L. Irrael for:

Ashok C. Thadani, Acting Chief Reliability & Risk Assessment Branch Division of Safety Technology cc:

T. Murley DISTRIBUTION M. Ernst A. Schwencer vo0CKET FILES (2)

D. Calkins RRAB RDG S. Israel A.THADANI ISRAEL CHRON

Contact:

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