ML19255A435

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Forwards Suggested Agenda for 820211 Probabilistic Risk Assessment Technical Review Meeting W/Util
ML19255A435
Person / Time
Site: Limerick  
Issue date: 02/03/1982
From: Thadani A
Office of Nuclear Reactor Regulation
To: Schwencer A
Office of Nuclear Reactor Regulation
References
NUDOCS 8202190382
Download: ML19255A435 (2)


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FEB 3 1982 DOCKET fl0S. : 50-352 50-353 MEMORAtlDUM FOR: Albert Schwencer, Chief sq\\

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.f'"h-193g Ashok Thadani, Chief' Reliability and Risk Assessment Bra 4

FROM:

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SUGGESTED AGEtlDA FOR FORTilCOMIflG LIMERI (' PRA MEETIN/G-

SUBJECT:

SM WITil PHILADELPilIA ELECTRIC COMPANY Enclosed is a suggested agenda for the forthcoming Limerick PRA Technical Review

!!eeting with Philadelphia Electric Company to be held on February 11,1982.

It seems that the duration of the meeting will take more than a day due to the in-depth technical details involved in the suggested agenda.

It is, therefore,re-quested that the suggested agenda be sent to the applicant as soon as possible.

Ashok Thadani, Chicf Reliability and Risk Assessment Branch Division of Safety Technology

Enclosure:

As stated cc:

H. Denton, NRR Distribution E. Case,flRR Docket file S. llanauer, DST RRAB Rdg D. Eisenhut, DL E. Chelliah M. Ernst. DST Chelliah Chron R. Tedesco, DL A Thadani F. Coffman, DST Thadani Rd9 E. Che111ah, DST

11. Abelson, DL omer y BR B.:DS

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8202190382 820203 CF ADOCK 050003 2 OFFICIAL RECORD COPY umm e-swo

1 SUGGESTED AGENDA FOR LIMERICK PRA REVIEW MEETING ON FEB. 11, 1982 FEB. 11, 1982 Morning Session:

Begin 9:00 A.M.

1.

Introduction 15 minutes 2.

Overview of study and main results 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> 3.

Overview of plant description (NSS, BOP, Containment 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> Desi gn, COR, ATWS-Alt.-3A).

4.

Questions and discussions 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> Afternoon Session:

Begin 1:15 P.M.

5.

Accicent Sequence Determination 30 minutes 6.

Dependency Analysis, Systems Interaction, Common Mode 30 minutes Failures 7.

Limits of Resolution in Fault Trees 15 minutes 8.

Detailed Description of Accident Sequences T W, T C 30 minutes E

3 9.

System Reliability 30 minutes 10.

Data Base 30 minutes 11.

Human Error Probability 30 minutes 12.

Quantifications of Results 30 minutes 13.

Uncertainty / Sensitivity Analysis 10 minutes FEB. 12, 1982 Morning Session:

Begin 8:30 A.M.

14.

Containment Response Analysis /Inplant Consequences 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> 15.

Radioactivity Release Categories 30 minutes 16.

Explant Consequencies 30 minutes Afternoon Session:

Begin 1:00 P.M.

17.

Comparison with WASH-1400 BWR 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> 18.

Discussion and Comments 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> NOTE:

Items 5 through 13 may involve fault tree related discussion.

Since fault tree is proprietary document, corresponding segments of the session may be closed to the public.

.