NL-17-0777, Flooding Focused Evaluation Summary Report
PNP 2016-037, Response to Request for Additional Information Regarding the License Amendment Request for Implementation of an Alternate Repair Criterion on the Steam Generator Tubes (CAC No. MF7435
L-2012-130, Administrative License Amendment Request No. 217 Regarding Operating License Conditions and Technical Specifications
LR-N10-0294, Response to Request for Additional Information - License Amendment Request: Emergency Diesel Generators a and B Allowed Outage Time Extension
IA-86-849, Paper Entitled, Effectiveness of Early Evacuation of Small Areas,Shelter & Relocation in Reducing Severe Accident Consequences, Presented at Fifth Intl Meeting on Thermal Nuclear Reactor Safety on 840909-13.Related Info Encl
BECO-91-047, Beco Annual Rept 1990, & Securities & Exchange Commission Form 10K
LD-92-091, Forwards Responses to 920409 Request for Addl Info Re Sys 80+ Severe Accident Design Features
05000213/LER-1986-010, :on 860226,unauthorized Maint Electrician Found Exiting Locked High Radiation Area.Caused by Failure of Mgt Personnel to Provide Adequate Instruction to Workers on Use & Control of High Radiation Key
05000348/LER-1988-010, :on 880411,determined That Individually Neither of Control Room Pressurization Units Able to Maintain Required Pressure of at Least 0.125 Inches Water Gauge. Caused by Open Penetrations
05000331/LER-1986-004, :on 860212,RWCU Sys Isolated Due to High Differential Temp Indication.Caused by Minor Degradation of Manual Valves on Vent & Drain Lines of Regenerative HX A. Valves Tightened
05000220/LER-1983-028-03, /03L-0:on 831027,oil Reservoir Indicators to Snubbers 39-HS-18 & 19 Found Off Scale on Low End.Snubbers Removed,Replaced,Tested & Found Operable.No Cause Noted.No Corrective Action Necessary
05000336/LER-1982-033-03, /03L-0:on 820722,while Testing Steam Driven Auxiliary Feedwater Pump,Turbine Failed to Reach Min Rpm. Caused by Insufficient Steam Supply.Steam Valve Collar Adjusted
05000155/LER-1982-020-03, /03L-0:on 820622,reactor Depressurizing Sys Isolation Valves on Two of Four Loops Not Returned to Operable Status.Caused by Slide Links Inadvertently Left Open,Due to Operator Error
05000309/LER-1981-022-03, /03L-0:on 810925,quarterly Surveillance Measurement of HPSI Valve Steam Stops Was in Progress When HPSI Valve Found to Have Adverse Tolerance Buildup.Caused by Periodic Disassembly & Normal Wear.Valve Readjusted
05000333/LER-1981-079-03, /03L-0:on 811116,sample of Standby Gas Treatment Charcoal Was Less than 99% Efficient in Removing Methyl Iodide.Apparently Caused by Age of Charcoal.Charcoal Replaced
05000333/LER-1981-072-03, /03L-0:on 811006,HPCI Turbine Exhaust Diaphragm Pressure Switch 23-PS-86B Found Set Higher than Tech Spec. Caused by Instrument Drift.Instrument Calibr & Surveillance Increased
05000333/LER-1981-068-03, /03L-0:on 810824,while Conducting Surveillance to Satisfy Tech Spec Table 4.2-2,HPCI High Steam Flow Differential Pressure Switch Was Found Set Above Tech Specs. Caused by Instrument Drift.Instrument Recalibr
05000370/LER-1983-019-01, /01T-0:on 830526,containment Pressure Control Sys Monthly Test Failed to Satisfy Surveillance Requirements to Check Permissive/Termination Setpoint Accuracy.Caused by out-of-tolerance Instruments.Modules Recalibr
05000334/LER-1981-049-03, /03L-0:on 810508,main Steam Trip Valve TV-MS-101B Would Not Stroke in Required Time Envelope on Steam Line Isolation.Caused by Solenoid Orifices Being Coated W/Dust & Residue,Restricting Air Flow When Venting Air Pistons
05000366/LER-1980-112-03, /03L-0:on 800723,during Steady State Operation, While Performing on HPCI Steam Line Delta P Flow Switch 2E41-N004,high Side micro-switch Found Inoperative.Caused by micro-switch Subcomponent Failure
05000336/LER-1981-007-03, /03L-0:on 810127,diesel Generator 12U Oil Cooler Found Leaking Svc Water.Caused by Corroded Sacrificial Zinc Anode.Zinc Inspected & Replaced & Maint Insp of Zincs Increased from Monthly to Weekly
05000364/LER-1989-013, :on 891019,reactor Tripped Due to lo-lo Level in Steam Generator 2C.Caused by Operator Incorrectly Transferring Steam Generator Level Control to Main Feedwater.Involved Personnel Counseled
05000309/LER-1980-009-03, /03L-0:on 800408,during Routine Monthly Surveillance Procedure 3.1.2,LPIS Loop 3 Header Stop Valve Failed to Operate as Required.Caused Unstated.Valve Recycled & Operated Satisfactorily
L-2019-012, Response to Follow-on NRC RAI No. B.2.3.9-1 a
L-05-125, Eleventh Refueling Outage Inservice Inspection Report
NL-08-1166, Inservice Inspection Summary Report, Refueling 14, Interval 3, Period 1, Outage 1
05000265/LER-1983-022-01, /01T-0:on 831115,during Routine Insp,Msiv Room Interlock Doors Found Defeated,While MSIV Room Part of Secondary Containment,Resulting in Degradation of Secondary Containment Integrity