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INTERNAL OR EXTERNAL MEMORANDUM  and MEMORANDUMS-CORRESPONDENCE

Nitrogen +, Carbon +, Oxygen +, Hydrogen +, Chloride +, Lead +  and Calcium +

10 CFR 50 Appendix R +, 10 CFR 50.48 +, 10 CFR 50 +  and 10 CFR 50.59 +

SECY 83-269 +, SECY-98-058 +, SECY-83-269 +, SECY-94-090 +, SECY 94-090 +, SECY 93-167 +, SECY 93-143 +, SECY 93-028 +  and L-2505 +

00295  +, 00304  +, 00361  +, 00362  +  and 00259  +

45 FR 76602 +  and 60 FR 49495 +

NRC OFFICE OF NUCLEAR REGULATORY RESEARCH (RES) +  and Dey M +

NRC Generic Letter 86-10, Implementation of Fire Protection Requirements +, NRC Generic Letter 81-12, Fire Protection Rule (45 FR 76602, 11/19/80) +, NRC Generic Letter 83-33, NRC Positions on Certain Requirements of Appendix R to 10 CFR 50 +, NRC Generic Letter 85-01, Fire Protection Policy Steering Committee Report +, NRC Generic Letter 88-20, Individual Plant Examination for Severe Accident Vulnerabilities +  and NRC Generic Letter 1988-12, Removal of Fire Protection Requirements from Technical Specification +

ML20249C724 +, ML20249C724 +, ML20249C724 +, ML20249C724 +, ML20249C724 +, ML20249C724 +, ML20249C724 +  and ML20249C724 +

9.259259e-5 d (0.00222 hours, 1.322751e-5 weeks, 3.044e-6 months)  +, 8.333333e-4 d (0.02 hours, 1.190476e-4 weeks, 2.7396e-5 months)  +, 4.62963e-5 d (0.00111 hours, 6.613757e-6 weeks, 1.522e-6 months)  +, 3.472222e-5 d (8.333333e-4 hours, 4.960317e-6 weeks, 1.1415e-6 months)  +, 2.777778e-4 d (0.00667 hours, 3.968254e-5 weeks, 9.132e-6 months)  +, 2.314815e-5 d (5.555556e-4 hours, 3.306878e-6 weeks, 7.61e-7 months)  +, 5.787037e-5 d (0.00139 hours, 8.267196e-6 weeks, 1.9025e-6 months)  +, 5.555556e-4 d (0.0133 hours, 7.936508e-5 weeks, 1.8264e-5 months)  +, 1.157407e-4 d (0.00278 hours, 1.653439e-5 weeks, 3.805e-6 months)  +, 6.944444e-5 d (0.00167 hours, 9.920635e-6 weeks, 2.283e-6 months)  +, 3.125e-4 d (0.0075 hours, 4.464286e-5 weeks, 1.02735e-5 months)  +, 1.157407e-5 d (2.777778e-4 hours, 1.653439e-6 weeks, 3.805e-7 months)  +, 2.893519e-4 d (0.00694 hours, 4.133598e-5 weeks, 9.5125e-6 months)  +, 5.787037e-4 d (0.0139 hours, 8.267196e-5 weeks, 1.9025e-5 months)  +, 3.819444e-4 d (0.00917 hours, 5.456349e-5 weeks, 1.25565e-5 months)  +, 1.851852e-4 d (0.00444 hours, 2.645503e-5 weeks, 6.088e-6 months)  +, 0.00147 d (0.0353 hours, 2.099868e-4 weeks, 4.83235e-5 months)  +, 0.00231 d (0.0556 hours, 3.306878e-4 weeks, 7.61e-5 months)  +  and 0.00463 d (0.111 hours, 6.613757e-4 weeks, 1.522e-4 months)  +

IEEE 2 +  and IEEE 446 +

NFPA 25 +, NFPA 13 +, NFPA 10 +, NFPA 72 +, NFPA 12 +, NFPA 101 +  and NFPA 1962 +

Information Notice 83-69 +  and Information Notice 84-09 +

NUREG-1493 +, NUREG/CR-4550 +, NUREG/CR-6144 +, NUREG/CR-2258 +, NUREG-1521 +, NUREG/CR-4527 +, NUREG/CR-2300 +, NUREG/CR-4330 +, NUREG/CR-6476 +, NUREG/CP-0138 +, NUREG/CR-5775 +, NUREG/CR-4627 +, NUREG/CR-5384 +, NUREG/CR-4598 +, NUREG/CR-4681 +, NUREG/CR-4230 +, NUREG/CR-4679 +, NUREG/CR-3192 +, NUREG/CP-0129 +, NUREG/CR-5813 +, NUREG-1547, Informs That DOE & Fmrc Repts Not Applicable to NRR Work Associated W/Fire Modeling & Fire Barrier Qualification. Staff Rept Re Study of Alternative time-temperature Curves to Be Published as NUREG-1547 & Available in Sept 1996 +, NUREG-0500, Informs Comm of Comments Received Re NRC Survey Rept on Differing Prof opinions(NUREG-0500)& Staff Plans to Dev NRC Proposed Policy & Procedures.Provides Sched for Completion of Response Actions +, NUREG-1032, Draft Reg Guide,Task SI 501-4, Station Blackout. Draft NUREG-1109 & NUREG-1032 Re Regulatory/Backfit Analysis for Resolution of USI A-44 & Evaluation of Station Blackout Accidents at Nuclear Power Plants,Respectively,Encl +, NUReG-1521 +, NUREG-1150, Weekly Info Rept for Wk Ending 890922 +, NUREG-0781, Summary of 890130-0201 Meeting W/Westinghouse,Houston Lighting & Power,Texas Utils,Bnl & EAS in Monroeville,Pa Re Overview of Status of Work on Bmi Thimble Tube Wear.Related Info Encl +, NUREG-0675, Forwards Decision DD-86-12 in Response to Petition & Suppls Re Licensing Actions Based on Allegations.Nrc Evaluation of Allegation & Basis for Conclusions in Decision DD-86-12 Contained in Sser 33 to NUREG-0675,transmitted on 860527 +, NUREG-0800, Document for February 22, 2024 ACRS Digital I&C Subcommittee Meeting +, NUREG/CR-4832, Forwards Unpublished Documents Used as Ref in Rept (NUREG/CR-4832) for Deposit in PDR +...

ES +, ST +  and MP +

SECY 83-269 +, SECY-98-058 +, SECY-83-269 +, SECY-94-090 +, SECY 94-090 +, SECY 93-167 +, SECY 93-143 +  and SECY 93-028 +

1E-10 +, 1E-07 +, 9E-7 +, 5E-6 +, 8E-3 +, 6E-5 +, 8E-10 +, 3D4E-1 +  and 3RN-estimat +

Texas +, Tennessee +, Pennsylvania +, Georgia +, Illinois +, Maryland +, North Carolina +, Washington +, California +, Massachusetts +, South Carolina +, New York +, Michigan +, Florida +, Vermont +  and New Mexico +

Steam Generator +, Reactor Coolant System +, Feedwater +, Service water +, Emergency Diesel Generator +, Main Steam Isolation Valve +, Auxiliary Feedwater +, Reactor Core Isolation Cooling +, Primary containment +, Shutdown Cooling +, HVAC +, Reactor Pressure Vessel +, Core Spray +, Residual Heat Removal +, Automatic Depressurization System +, Remote shutdown +, Decay Heat Removal +, Main Steam Line +, Safety Relief Valve +, Main Condenser +, Control Rod +, Main Steam +  and Containment Spray +

NRC OFFICE OF NUCLEAR REGULATORY RESEARCH (RES) +  and Morris B +

Safe Shutdown +, Mission time +, Fire Barrier +, Internal Flooding +, Hydrostatic +, Probabilistic Risk Assessment +, Coatings +, Emergency Lighting +, Loss of Offsite Power +, Exemption Request +, Fuel cladding +, Fire Protection Program +, Fire Watch +  and Backfit +