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Partial response to FOIA request for documents re generic or site-specific backfits & associated cost/benefit or value-impact analyses.Forwards documents listed in App B. App A & B documents available in PDR.
Accession Number: ML20195F761
Date Released: Monday, September 14, 2020
Package Contents
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- ML20236D162 - Responds to util 870901 ltr asserting NRC interpretation of two App J items constituted backfits per 10CFR50.109.Items concern containment integrated leakage testing.NRC concludes that items should not receive backfit.Related info encl. (3 page(s), 10/20/1987)
- ML20236X988 - Discusses EJ Markey 870814 request for info re generic & plant-specific backfits done after 850920 & rejected due to adverse cost/benefit analysis.PL Eng 861119 memo discussing value impact assessment encl. (2 page(s), 8/31/1987)
- ML20244E158 - Forwards SSER supporting util response to open items identified in 851022 auxiliary feedwater sys seismic qualification,per Generic Ltr 81-14.Efforts under TACs 43643,43644 & 43645 completed.SALP input also encl. (2 page(s), 8/5/1986)
- ML20236X537 - SER re seismic qualification of plant auxiliary feedwater sys.NRR request for addl info encl. (9 page(s), 10/22/1985)
- ML20235J954 - Forwards safety evaluation discussing duration of integrated leak rate test for plant containment,per recipient 860711 memo.Std for test ref in 10CFR50,App J & for shorter run in Topical Rept BN-TOP-1.Otherwise test needs NRC review. (1 page(s), 7/8/1987)
- ML20244B981 - Forwards Auxiliary Sys Branch SER input re standby shutdown facility (SSF) & Sections III.G.3 & III.L of 10CFR50,App R. SSE conforms w/App R requirements,except for provisions for source range flux & steam generator pressure indication. (2 page(s), 12/29/1982)
- ML20236X996 - Provides,per CJ Paperiello request,cost & value estimates for adding third diesel generator to plant.Comparison of relative value & cost show that value of 1.5 million about one order of magnitude smaller than estimated cost. (4 page(s), 11/19/1986)
- ML20236Y063 - Forwards draft NSAC-113, "EPRI/Westinghouse Owners Group Analysis of DHR Risk at Point Beach," per 870720 request. Rept gives best-estimate analysis of DHR risk & comparative values of core-melt frequency & backfit costs. (2 page(s), 10/28/1987)
- ML20244D726 - Forwards evaluation of safety issue discussed in 860107 memo re regulatory analysis of emergency feedwater sys at facility.Proposed fix of sys should consider plant improvements previously implemented by licensee. (5 page(s), 2/28/1986)
- ML20236X673 - Forwards NRC plant-specific backfit regulatory analysis,per NRC Manual Chapter 0514,covering actions in encl 860521 confirmatory action ltr re 860519 reactor trip.Info from 860508 backfitting workshop in King of Prussia,PA encl. (133 page(s), 6/16/1986)
- ML20236Y094 - "EPRI/Westinghouse Owners Group Analysis of DHR Risk at Point Beach," final rept. (237 page(s), 10/21/1987)
- ML20236Y022 - Safety evaluation clarifying determination of acceptability of test duration for performance of integrated leak rate test at plant. (3 page(s), 7/8/1987)
- ML20236X577 - SER addressing concerns of safe shutdown of plant following fire,internal flooding of turbine bldg & security incidents. (26 page(s), 12/29/1982)
- ML20236X348 - Provides,per CJ Paperiello request,cost & value estimates for adding third diesel generator to plant.Comparison of relative value & cost show that value of 1.5 million about one order of magnitude smaller than estimated cost. (2 page(s), 12/4/1987)
- ML20244D618 - Requests approval to proceed w/plant-specific backfit re auxiliary feedwater sys seismic qualification.Safe shutdown facility qualified to withstand SSE but contains single seismically qualified automatic feedwater sys pump. (2 page(s), 12/16/1985)
- ML20236D237 - Forwards BH Grier 740321 memo w/encl providing,as interim measure,Directorate of Regulatory Operations positions on problem areas in 10CFR50,App J.Positions in encl should be followed by inspectors pending regulation changes. (1 page(s), 3/21/1974)
- ML20244D855 - Requests review of results of suppression pool temp limits. Local temps near safety relief valve discharge points could cause loss of NPSH & endanger ECCS pumps.Completion of evaluation/prioritization requested by 861231. (1 page(s), 4/30/1986)
- ML20244D615 - Requests assistance in developing regulatory analysis in support of proposed plant-specific backfit,preventing loss of all auxiliary feedwater due to earthquake. (2 page(s), 1/7/1986)
- ML20236X694 - Supplemental safety evaluation supporting seismic qualification of auxiliary feedwater sys (Multi-Plant Action C-14).SALP input & 861029 FR re proposed rules section encl. (13 page(s), 8/5/1986)
- ML20244E090 - Submits Risk & Reliability Assessment Branch evaluation re util 860428 & 0507 ltrs concerning proposed emergency feedwater sys backfit.Sys vulnerability to seismically- induced turbine bldg flooding uncorrected. (4 page(s), 7/18/1986)
- ML20244D524 - Forwards SER & SALP input re licensee responses to 810210 ltr concerning Multi-Plant Action C-14, "Seismic Qualification of Auxiliary Feedwater Sys." Request for addl info also encl.Sys does not meet requirements. (3 page(s), 10/22/1985)