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Letter  and Inspection Report

10 CFR 50.73 +, 10 CFR 50.46 +, 10 CFR 50 +, 10 CFR 50 Appendix B +, 10 CFR 50 Appendix B Criterion V +, 10 CFR 50 Appendix B Criterion XVI +, 10 CFR 50 Appendix B Criterion III, Design Control +, 10 CFR 50.73#a2iB +  and 10 CFR 50.54#q3 +

Jonathan Greives +, P. Specifically +  and O. Specifically +

Emergency Preparedness +, Barrier Integrity +, Initiating Events +  and Mitigating Systems +

05000387  +, 05000388  +, 00387  +  and 00388  +

05000387/LER-2016-016, Regarding Bus Synchronizing Select Hand Switch Failure Due to Less than Adequate Life Cycle Management +, 05000387/LER-2017-006-01, Regarding Control Room Envelope In-leakage Exceeded the Technical Specification Limit +, IR 05000387/2018001 +, 05000387/LER-2018-002, Loss of Secondary Containment Differential Pressure Following Surveillance Testing +, ML18248A058 +, ML18247A279 +, 05000388/LER-1917-010, Regarding Condition Prohibited by Technical Specifications Due to Drift of Reactor Pressure Switches +, 05000387/LER-2018-006, Standby Liquid Control Valve Failed Surveillance Test +, 05000387/LER-2018-005, Condition Prohibited by Technical Specifications Due to Drift of Reactor Pressure Switches +, 05000387/LER-2018-004, Condition Prohibited by Technical Specifications Resulting from Locked Snubber +, 05000387/LER-2018-003, Main Steam Isolation Valve Leakage Due to Pilot Poppet and Pilot Poppet Seat Wear/Degradation +, 05000387/LER-2018-001, Implementation of Enforcement Guidance Memorandum (Egm) 11-003, Revision 3, During Unit 1 Refueling +, 05000387/LER-2017-008, Core Spray Inoperable Due to Not Meeting Seismic Requirements as a Result of a Human Performance Error +, 05000387/LER-1917-007, Regarding Secondary Containment Declared Inoperable Due to the Opening of a Plenum +, 05000387/LER-1917-007, Regarding Secondary Containment Declared Inoperable Due to Supply Air Flow +, 05000387/LER-1917-006, Regarding Control Room Envelope In-leakage Exceeded the Technical Specification Limit +, 05000387/LER-1917-004, Regarding Secondary Containment Declared Inoperable Due to Failure of an Exhaust Fan Breaker +  and 05000387/LER-1917-001, Regarding Secondary Containment Declared Inoperable Due to Airlock Doors Open Due to Sticking Door Latch +

SE-030-B09 +  and SE-030-A09 +

EC-1936652 +  and EC-2167267 +

Jonathan Greives +  and Reactor Projects Region 1 Branch 4 +

IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +, IR 05000387/2018004 +...

8.101852e-5 d (0.00194 hours, 1.157407e-5 weeks, 2.6635e-6 months)  +, 1.50463e-4 d (0.00361 hours, 2.149471e-5 weeks, 4.9465e-6 months)  +, 4.282407e-4 d (0.0103 hours, 6.117725e-5 weeks, 1.40785e-5 months)  +, 1.388889e-4 d (0.00333 hours, 1.984127e-5 weeks, 4.566e-6 months)  +  and 4.166667e-4 d (0.01 hours, 5.952381e-5 weeks, 1.3698e-5 months)  +

NRC Inspection Manual 0609.04 +, NRC Inspection Manual 2515 +, NRC Inspection Manual 2515, Appendix D +  and NRC Inspection Manual 0609/Appendix A, The Significance Determination Process (SDP) for Findings At-Power +

IP 71111.12 +, IP 71111.18 +, IP 71111.01 +, IP 71111.04 +, IP 71111.06 +, IP 71111.22 +, IP 71111.13 +, IP 71124.05 +, IP 71111.19 +, IP 71114.04, Emergency Action Level and Emergency Plan Changes +, IP 71111.15, Operability Determinations and Functionality Assessments +, IP 71153, Event Followup +, IP 71111.11, Licensed Operator Requalification Program and Licensed Operator Performance +, IP 71124.01, Radiological Hazard Assessment and Exposure Controls +  and IP 71152, Problem Identification and Resolution (PI&R) +

IR 05000388/2017008 +  and IR 05000387/2018004 +

05000388/LER-1917-010, Regarding Condition Prohibited by Technical Specifications Due to Drift of Reactor Pressure Switches +, 05000387/LER-2018-006, Standby Liquid Control Valve Failed Surveillance Test +, 05000387/LER-2018-004, Condition Prohibited by Technical Specifications Resulting from Locked Snubber +, 05000387/LER-2018-003, Main Steam Isolation Valve Leakage Due to Pilot Poppet and Pilot Poppet Seat Wear/Degradation +  and 05000387/LER-2017-008, Core Spray Inoperable Due to Not Meeting Seismic Requirements as a Result of a Human Performance Error +

CH-CC-088 +, CH-024-002 +  and TP-003-014A +

Regulatory Guide 1.78 +, Regulatory Guide 1.137 +, Regulatory Guide 1.52 +  and Regulatory Guide 1.197 +

SR-3.0.1 +  and SR-3.6.1.3 +

07-18-047 +  and 07-17-047 +

Pennsylvania +  and Washington +

Secondary containment +, Service water +, High Pressure Coolant Injection +, Emergency Diesel Generator +, Main Steam Isolation Valve +, Reactor Core Isolation Cooling +, Primary containment +, Reactor Recirculation Pump +, HVAC +, Reactor Pressure Vessel +, Core Spray +, Residual Heat Removal +, Standby Liquid Control +, Emergency Core Cooling System +, Main Steam Line +, Control Room Envelope +, Main Condenser +, Control Rod +, Main Steam +  and Low Pressure Coolant Injection +

TS-3.5.1 +, TS-3.3.5.1 +, TS-3.7.3 +, TS-3.6.1.3 +  and TS-5.5.14 +

Susquehanna +  and Berryman B +

High Radiation Area +, Internal Flooding +, Enforcement Discretion +, Functionality Assessment +, Condition Adverse to Quality +, Significance Determination Process +, Local Leak Rate Testing +, Operability Determination +, Fire Protection Program +, Siren +  and Control Room Habitability +