| File Name |
Date |
Description |
| in88023s5 |
04/23/1999 |
NRC Information Notice 88-23, Supplement 5: Potential for Gas Binding of High Pressure Safety Injection Pumps During a Loss-of-Coolant Accident |
| in88064 |
08/18/1998 |
Reporting Fires in Nuclear Process Systems at Nuclear Power Plants |
| in88023s4 |
12/18/1992 |
Potential for Gas Binding of High-Pressure Safety Injection Pumps During a Design Basis Accident |
| in88092s1 |
11/29/1991 |
Potential for Spent Fuel Pool Draindown |
| in88063s2 |
06/25/1991 |
High Radiation Hazards From Irradiated Incore Detectors and Cables |
| in88023s3 |
12/10/1990 |
Potential for Gas Binding of High-Pressure Safety Injection Pumps During a Loss-Of-Coolant Accident |
| in88063s1 |
10/05/1990 |
High Radiation Hazards From Irradiated Incore Detectors and Cables |
| in88030s1 |
02/02/1990 |
Target Rock Two-Stage SRV Setpoint Drift Update |
| in88023s2 |
01/31/1990 |
Potential for Gas Binding of High-Pressure Safety Injection Pumps During a Loss-of-Coolant Accident |
| in88046s4 |
09/11/1989 |
Licensee Report of Defective Refurbished Circuit Breakers |
| in88048s2 |
08/22/1989 |
Licensee Report of Defective Refurbished Valves |
| in88082s1 |
05/02/1989 |
Torus Shells with Corrosion and Degraded Coatings in BWR Containments |
| in88097s1 |
04/28/1989 |
Potential Substandard Valve Replacement Parts |
| in88075s1 |
04/17/1989 |
Disabling of Diesel Generator Output Circuit Breakers by Anti-Pump Circuitry |
| in88086s1 |
03/31/1989 |
Operating with Multiple Grounds in Direct Current Distribution Systems |
| in88073s1 |
02/27/1989 |
Direction-Dependent Leak Characteristics of Containment Purge Valves |
| in88023s1 |
01/05/1989 |
Potential for Gas Binding of High-Pressure Safety Injection Pumps During a Loss-of-Coolant Accident |
| in88046s2 |
12/30/1988 |
Licensee Report of Defective Refurbished Circuit Breakers |
| in88101 |
12/28/1988 |
Shipment of Contaminated Equipment Between Nuclear Power Stations |
| in88100 |
12/23/1988 |
Memorandum of Understanding Between NRC and OSHA Relating to NRC-Licensed Facilities (53 FR 43950, October 31, 1988) |
| in88099 |
12/20/1988 |
Detection and Monitoring of Sudden and/or Rapidly Increasing Primary-to-Secondary Leakage |
| in88098 |
12/19/1988 |
Electrical Relay Degradation Caused by Oxidation of Contact Surfaces |
| in88097 |
12/16/1988 |
Potentially Substandard Valve Replacement Parts |
| in88096 |
12/14/1988 |
Electrical Shock Fatalities at Nuclear Power Plants |
| in88095 |
12/08/1988 |
Inadequate Procurement Requirements Imposed by Licensees on Vendors |
| in88094 |
12/02/1988 |
Potentially Undersized Valve Actuators |
| in88093 |
12/02/1988 |
Teletherapy Events |
| in88092 |
11/22/1988 |
Potential for Spent Fuel Pool Draindown |
| in88091 |
11/22/1988 |
Improper Administration and Control of Psychological Tests |
| in88090 |
11/22/1988 |
Unauthorized Removal of Industrial Nuclear Gauges |
| in88089 |
11/21/1988 |
Degradation of Kapton Electrical Insulation |
| in88088 |
11/16/1988 |
Degradation of Westinghouse ARD Relays |
| in88087 |
11/16/1988 |
Pump Wear and Foreign Objects in Plant Piping Systems |
| in88086 |
10/21/1988 |
Operating with Multiple Grounds in Direct Current Distribution Systems |
| in88084 |
10/20/1988 |
Defective Motor Shaft Keys in Limitorque Motor Actuators |
| in88083 |
10/19/1988 |
Inadequate Testing of Relay Contacts in Safety-Related Logic Systems |
| in88085 |
10/14/1988 |
Broken Retaining Block Studs on Anchor Darling Check Valves |
| in88082 |
10/14/1988 |
Torus Shells with Corrosion and Degraded Coatings in BWR Containments |
| in88081 |
10/07/1988 |
Failure of AMP Window Indent KYNAR Splices and Thomas and Betts Nylon Wire Caps During EQ Testing |
| in88080 |
10/07/1988 |
Unexpected Piping Movement Attributed to Thermal Stratification |
| in88079 |
10/07/1988 |
Misuse of Flashing Lights for High Radiation Area Controls |
| in88069s1 |
09/29/1988 |
Movable Contact Finger Binding in HFA Relays Manufactured by General Electric (GE) |
| in88078 |
09/22/1988 |
Implementation of Revised NRC-Administered Requalification Examinations |
| in88077 |
09/22/1988 |
Inadvertent Reactor Vessel Overfill |
| in88076 |
09/19/1988 |
Recent Discovery of a Phenomenon Not Previously Considered in the Design of Secondary Containment Pressure Control |
| in88075 |
09/16/1988 |
Disabling of Diesel Generator Output Circuit Breakers by Anti-Pump Circuitry |
| in88074 |
09/14/1988 |
Potentially Inadequate Performance of ECCS in PWRs During Recirculation Operation Following a LOCA |
| in88073 |
09/08/1988 |
Direction-Dependent Leak Characteristics of Containment Purge Valves |
| in88072 |
09/02/1988 |
Inadequacies in the Design of DC Motor-Operated Valves |
| in88071 |
09/01/1988 |
Possible Environ Effect of Reentry of COSMOS 1900 and Request for Licensee Radioactivity Measurements |
| in88070 |
08/29/1988 |
Check Valve Inservice Testing Program Deficiencies |
| in88048s1 |
08/24/1988 |
Licensee Report of Defective Refurbished Valves |
| in88068 |
08/22/1988 |
Setpoint Testing of Pressurizer Safety Valves with Filled Loop Seals Using Hydraulic Assist Devices |
| in88067 |
08/22/1988 |
PWR Auxiliary Feedwater Pump Turbine Overspeed Trip Failure |
| in88066 |
08/22/1988 |
Industrial Radiography Inspection and Enforcement |
| in88069 |
08/19/1988 |
Movable Contact Finger Binding in HFA Relays Manufactured by General Electric (GE) |
| in88065 |
08/18/1988 |
Inadvertent Drainages of Spent Fuel Pools |
| in88063 |
08/15/1988 |
High Radiation Hazards from Irradiated Incore Detectors and Cables |
| in88062 |
08/12/1988 |
Recent Findings Concerning Implementation of Quality Assurance Programs by Suppliers of Transport Packages |
| in88061 |
08/11/1988 |
Control Room Habitability - Recent Reviews of Operating Experience |
| in88060 |
08/11/1988 |
Inadequate Design and Installation of Watertight Penetration Seals |
| in88059 |
08/09/1988 |
Main Steam Isolation Valve Guide Rail Failure at Waterford Unit 3 |
| in88004s1 |
08/09/1988 |
Inadequate Qualification and Documentation of Fire Barrier Penetration Seals |
| in88058 |
08/08/1988 |
Potential Problems with ASEA Brown Boveri ITE-51L Time-Overcurrent Relays |
| in88057 |
08/08/1988 |
Potential Loss of Safe Shutdown Equipment Due to Premature Silicon Controlled Rectifier Failure |
| in88056 |
08/04/1988 |
Potential Problems with Silicone Foam Fire Barrier Penetration Seals |
| in88055 |
08/03/1988 |
Potential Problems Caused by Single Failure of an Engineered Safety Feature Swing Bus |
| in88054 |
07/28/1988 |
Failure of Circuit Breaker Following Installation of Amptector Direct Trip Attachment |
| in88053 |
07/28/1988 |
Licensee Violations of NRC Regulations, which Led to Medical Diagnostic Misadministrations |
| in88052 |
07/27/1988 |
Failure of Intrauterine Tandem of Fletcher Suit Applicator Brachytherapy Devices During Patient Treatment |
| in88051 |
07/21/1988 |
Failures of Main Steam Isolation Valves |
| in88050 |
07/18/1988 |
Effect of Circuit Breaker Capacitance on Availability of Emergency Power |
| in88049 |
07/18/1988 |
Marking, Handling, Control, Storage and Destruction of Safeguards Information |
| in88046s1 |
07/21/1988 |
Licensee Report of Defective Refurbished Circuit Breakers |
| in88048 |
07/12/1988 |
Licensee Report of Defective Refurbished Valves |
| in88047 |
07/14/1988 |
Slower-than-Expected Rod-Drop Times |
| in88046 |
07/08/1988 |
Licensee Report of Defective Refurbished Circuit Breakers |
| in88045 |
07/07/1988 |
Problems in Protective Relay and Circuit Breaker Coordination |
| in88044 |
06/24/1988 |
Mechanical Binding of Spring Release Device in Westinghouse Type DS-416 Circuit Breakers |
| in88043 |
06/23/1988 |
Solenoid Valve Problems |
| in88042 |
06/23/1988 |
Circuit Breaker Failures Due to Loose Charging Spring Motor Mounting Bolts |
| in88041 |
06/22/1988 |
Physical Protection Weaknesses Identified Through Regulatory Effectiveness Reviews (RERs) |
| in88040 |
06/22/1988 |
Examiners' Handbook for Developing Operator Licensing Examinations |
| in88039 |
06/15/1988 |
LaSalle Unit 2 Loss of Recirculation Pumps with Power Oscillation Event |
| in88038 |
06/15/1988 |
Failure of Undervoltage Trip Attachment on General Electric Circuit Breakers |
| in88037 |
06/14/1988 |
Flow Blockage of Cooling Water to Safety System Components |
| in88036 |
06/08/1988 |
Possible Sudden Loss of RCS Inventory During Low Coolant Level Operation |
| in88046s3 |
06/08/1988 |
Licensee Report of Defective Refurbished Circuit Breakers |
| in88035 |
06/03/1988 |
Inadequate Licensee Performed Vendor Audits |
| in88088s1 |
05/31/1988 |
Degradation of Westinghouse ARD Relays |
| in88034 |
05/31/1988 |
Nuclear Material Control and Accountability of Non-Fuel Special Nuclear Material at Power Reactors |
| in88033 |
05/27/1988 |
Recent Problems Involving the Model Spec 2-T Radiographic Exposure Device |
| in88032 |
05/25/1988 |
Prompt Reporting to NRC of Significant Incidents Involving Radioactive Material |
| in88031 |
05/25/1988 |
Steam Generator Tube Rupture Analysis Deficiency |
| in88030 |
05/25/1988 |
Target Rock Two-Stage SRV Setpoint Drift Update |
| in88029 |
05/24/1988 |
Deficiencies in Primary Containment Low-Voltage Electrical Penetration Assemblies |
| in88028 |
05/19/1988 |
Potential for Loss of Post-LOCA Recirculation Capability Due to Insulation Debris Blockage |
| in88027 |
05/18/1988 |
Deficient Electrical Terminations Identified in Safety-Related Components |
| in88026 |
05/16/1988 |
Falsified Pre-Employment Screening Records |
| in88025 |
05/16/1988 |
Minimum Edge Distance for Expansion Anchor Bolts |
| in88024 |
05/13/1988 |
Failures of Air-Operated Valves Affecting Safety-Related Systems |
| in88023 |
05/12/1988 |
Potential for Gas Binding of High-Pressure Safety Injection Pumps During a Loss-of-Coolant Accident |
| in88022 |
05/12/1988 |
Disposal of Sludge from Onsite Sewage Treatment Facilities at Nuclear Power Stations |
| in88021 |
05/09/1988 |
Inadvertent Criticality Events at Oskarshamn and at U.S. Nuclear Power Plants |
| in88020 |
05/05/1988 |
Unauthorized Individuals Manipulating Controls and Performing Control Room Activities |
| in88019 |
04/26/1988 |
Questionable Certification of Class 1E Components |
| in88018 |
04/25/1988 |
Malfunction of Lockbox on Radiography Device |
| in88017 |
04/22/1988 |
Summary of Responses to NRC Bulletin 87-01, "Thinning of Pipe Walls in Nuclear Power Plants" |
| in88016 |
04/22/1988 |
Identifying Waste Generators in Shipments of Low-Level Waste to Land Disposal Facilities |
| in88015 |
04/18/1988 |
Availability of FDA-Approved Potassium Iodide for Use in Emergencies Involving Radioactive Iodine |
| in88014 |
04/18/1988 |
Potential Problems with Electrical Relays |
| in88013 |
04/18/1988 |
Water Hammer and Possible Piping Damage Caused by Misapplication of Kerotest Packless Metal Diaphragm Globe Valves |
| in88012 |
04/12/1988 |
Overgreasing of Electric Motor Bearings |
| in88011 |
04/07/1988 |
Potential Loss of Motor Control Center and/or Switchboard Function Due to Faulty Tie Bolts |
| in88010 |
03/28/1988 |
Materials Licensees: Lack of Management Controls over Licensed Programs |
| in88009 |
03/18/1988 |
Reduced Reliability of Steam-Driven Auxiliary Feedwater Pumps Caused by Instability of Woodward PG-PL Type Governors |
| in88008 |
03/14/1988 |
Chemical Reactions with Radioactive Waste Solidification Agents |
| in88007 |
03/07/1988 |
Inadvertent Transfer of Licensed Material to Uncontrolled Locations |
| in88006 |
02/29/1988 |
Foreign Objects in Steam Generators |
| in88005 |
02/12/1988 |
Fire in Annunciator Control Cabinets |
| in88004 |
02/05/1988 |
Inadequate Qualification and Documentation of Fire Barrier Penetration Seals |
| in88003 |
02/02/1988 |
Cracks in Shroud Support Access Hole Cover Welds |
| in88002 |
02/02/1988 |
Lost or Stolen Gauges |
| in88001 |
01/27/1988 |
Safety Injection Pipe Failure |
