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Partial response to FOIA request.App A documents available in PDR.App B documents re review of PRA encl & being placed in PDR.

Accession Number: ML20209C800

Date Released: Wednesday, August 12, 2020

Package Contents

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• ML20211C165 - Partial response to FOIA request.App A documents available in PDR.App B documents re review of PRA encl & being placed in PDR. (5 page(s), 2/11/1987)
• ML20209D512 - Forwards util ltr reiterating position on probabilistic safety assessment.Util cannot provide addl support of PRA review due to financial problems.Meeting recommended. (2 page(s), 11/5/1984)
• ML20209D547 - "Seabrook PRA Review & Recommended Approach for Completion of Project," status rept as of 841101. (10 page(s), 11/14/1984)
• ML20211C632 - Responds to 840621 memo re review of facilities PRA.Contract w/BNL to provide technical support in process.Final rept can not be provided by 841015.Draft contractor rept will be available on or about 841030 & final rept by mid-Dec 1984. (8 page(s), 8/23/1984)
• ML20209D327 - Forwards Equipment Qualification Branch addl comment on preliminary review of external events analyses re probabilistic safety assessment. (2 page(s), 9/21/1984)
• ML20211D226 - "Review of Seabrook PRA," Monthly Mgt Ltr 15 for Jul 1985. (4 page(s), 8/26/1985)
• ML20211C679 - Forwards unexecuted std order for DOE work: "Review of Seabrook Nuclear Power Plant PRA," in accordance w/Section III.B.2 of DOE/NRC 780224 MOU.Accepts,w/minor mod,recipient 840605 proposal for continuation of project.Funds forwarded. (3 page(s), 8/28/1984)
• ML20211C641 - "Review of Seabrook PRA," Monthly Mgt Ltr 3 for Jul 1984. (5 page(s), 8/24/1984)
• ML20211D109 - Forwards util responses to questions re probabilistic safety assessment. (76 page(s), 2/6/1985)
• ML20211D129 - "Review of Seabrook PRA," Monthly Mgt Ltr 9 for Jan 1985. (5 page(s), 2/20/1985)
• ML20209D286 - Forwards Site Analysis Branch comments on probabilistic safety assessment (PLG-0300) Sections 9.3 re aircraft crash analysis & 9.7 re hazardous chemicals & transportation events.Sections acceptable. (2 page(s), 8/30/1984)
• ML20211C389 - Forwards draft std order for DOE work: "Review of PRA for Seabrook Nuclear Power Plant." Proposal to provide technical assistance to div should be submitted.Encl 2 details required work & should be used as basis for proposal. (27 page(s), 5/24/1984)
• ML20211D092 - "Review of Seabrook PRA," Monthly Mgt Ltr 8 for Dec 1984. (6 page(s), 2/4/1985)
• ML20211C484 - Forwards set of questions on Seabrook PRA,resulting from preliminary work on PRA review. (17 page(s), 8/13/1984)
• ML20211D198 - "Review of Seabrook PRA," Monthly Mgt Ltr 13 for May 1985. (5 page(s), 6/27/1985)
• ML20211C792 - "Review of Seabrook PRA," Monthly Mgt Ltr 4 for Aug 1984. (5 page(s), 9/18/1984)
• ML20211C363 - Forwards unexecuted std order for DOE work: "Review of Seabrook Power Plant Probabilistic Risk Analysis," issued to LLL.Proposal containing info set forth in Encl 2 in format of statement of work requested within 40 days. (16 page(s), 4/3/1984)
• ML20211C904 - "Review of Seabrook PRA," Monthly Mgt Ltr 6 for Oct 1984. (5 page(s), 11/19/1984)
• ML20209C897 - Forwards independent assessment of probabilities of extreme wind speed from tornado & nontornado phenomena.Applicant reasonably estimated probability associated w/tornadoes,but has not considered probabilities for nontornado phenomena. (4 page(s), 4/12/1984)
• ML20211D076 - Forwards unexecuted std order for DOE work: "Review of Seabrook Nuclear Power Plant PRA," for FIN A-0801.Period of performance retroactively extended to 850415. (4 page(s), 1/29/1985)
• ML20211C942 - Advises that branch record indicates expiration of DOE work order re review of facility PRA on 850115.Appropriate paperwork should be initiated,including justification if period of performance should be extended or modified. (3 page(s), 12/3/1984)
• ML20211D169 - "Review of Seabrook PRA," Monthly Mgt Ltr 11 for Mar 1985. (5 page(s), 5/1/1985)
• ML20211D178 - "Review of Seabrook PRA," Monthly Mgt Ltr 12 for Apr 1985. (5 page(s), 5/1/1985)
• ML20211C769 - Forwards unexecuted std order for DOE work: "Review of Seabrook Nuclear Power Plant PRA." Transmits FY84 funds for continuation of project.Related info also encl. (34 page(s), 9/12/1984)
• ML20211D042 - Discusses options for concluding review of facility probabilistic safety assessment due to lack of cooperation by util. (4 page(s), 1/17/1985)
• ML20211C430 - Discusses proposal to review PRA,examining aspects of PRA leading to estimates of frequencies of each plant damage state to determine accuracy of estimates. (1 page(s), 6/22/1984)
• ML20209C798 - Requests portion of funds allotted to FIN A-3754 be transmitted w/statement of work & requests proposal for NRC work to LLL.Review work must begin 840401 in order to meet commitment to provide preliminary rept by 840930. (1 page(s), 3/19/1984)
• ML20211C558 - Forwards 840621 memo re facility PRA review & site visit. Objective of site visit & type of util personnel to discuss specific questions w/ requested by 840817. (2 page(s), 8/16/1984)
• ML20211D140 - Forwards std order for DOE work: "Review of Seabrook Nuclear Power Plant PRA," for FIN A-0801.Order stops work effective immediately due to lack of util participation & support. (6 page(s), 3/11/1985)
• ML20211D068 - "Review of Seabrook PRA," Monthly Mgt Ltr 7 for Nov 1984. (4 page(s), 1/25/1985)
• ML20211C259 - Discusses new work w/Structural Mechanics Assoc to perform detailed leakage model analysis of containment.Facility has robust large dry containment & simple thershold analysis gives exceptionally high ultimate strength failure pressure. (29 page(s), 12/9/1983)
• ML20209E274 - "Review of Seabrook PRA," Monthly Mgt Ltr 10 for Feb 1985. (5 page(s), 3/29/1985)
• ML20209D278 - Forwards comments & questions re probabilistic safety assessment external events analyses. (5 page(s), 8/20/1984)
• ML20209E015 - Apprises of status of probabilistic safety assessment review effort & of decision to terminate review.Review did not identify any safety issues which merit immediate action. (3 page(s), 2/27/1985)
• ML20211D208 - "Review of Seabrook PRA," Monthly Mgt Ltr 14 for June 1985. (6 page(s), 8/9/1985)
• ML20209D266 - Forwards request for addl info re review of geotechnical & structural aspects of accident sequences resulting from seismic events.W/o encl. (3 page(s), 8/21/1984)
• ML20211C841 - Forwards draft "Summary of Results Presented in Seabrook PRA," for review & comment. (48 page(s), 10/2/1984)
• ML20209D479 - "Review of Seabrook PRA," Monthly Mgt Ltr 5 for Sept 1984. (6 page(s), 10/15/1984)
• ML20209D870 - Forwards results of initial review of probabilistic safety assessment.No significant omissions identified re overall contribution of dominant sequences to core melt probability. (23 page(s), 1/30/1985)
• ML20211C920 - Advises that result of Task 3,draft rept,delayed due to difficulty in obtaining necessary documentation & arranging plant visit.Period of performance for FIN A-0801 extended to 850415 in order to provide time for review of rept. (1 page(s), 1/1/1985)
• ML20211D191 - Forwards std order for DOE work: "Review of Seabrook Nuclear Power Plant PRA," for FIN A-0801.Charges incurred before issuance of 850311 stop work order transmitted. (2 page(s), 5/30/1985)