File Name |
Date |
Description |
in83044s1 |
08/30/1990 |
Potential Damage to Redundant Safety Equipment
As a Result of Backflow Through the Equipment and
Floor Drain System |
in83070s1 |
03/04/1985 |
Vibration-Induced Valve Failures |
in83066s1 |
05/25/1984 |
Fatality at Argentine Critical Facility |
in83084 |
12/30/1983 |
Cracked and Broken Piston Rods in Brown Bovery
Electric Type 5HK Breakers |
in83082 |
12/20/1983 |
Failure of Safety/Relief Valves to Open at BWR -
Final Report |
in83083 |
12/19/1983 |
Use of Portable Radio Transmitters Inside Nuclear
Power Plants |
in83081 |
12/07/1983 |
Entry Into High Radiation Areas From Areas Which
Are Not Under Direct Surveillance |
in83080 |
11/23/1983 |
Use of Specialized "Stiff" Pipe Clamps |
in83079 |
11/23/1983 |
Apparently Improper Use of Commercial Grade
Components in Safety-Related Systems |
in83078 |
11/17/1983 |
Apparent Improper Modification of a Component
Affecting Plant Safety |
in83077 |
11/14/1983 |
Air/Gas Entrainment Events Resulting in System
Failures |
in83075 |
11/03/1983 |
Improper Control Rod Manipulation |
in83074 |
11/03/1983 |
Rupture of Cesium-137 Source Used in
Well-Logging Operations |
in83076 |
11/02/1983 |
Reactor Trip Breaker Malfunctions (Undervoltage
Trip Devices on GE Type AK-2-25 Breakers) |
in83073 |
10/31/1983 |
Radiation Exposure From Gloves Contaminated With
Uranium Daughter Products |
in83072 |
10/28/1983 |
Environmental Qualification Testing Experience |
in83071 |
10/27/1983 |
Defects in Load-Bearing Welds on Lifting Devices
for Vessel Head and Internals |
in83070 |
10/25/1983 |
Vibration-Induced Valve Failures |
in83069 |
10/21/1983 |
Improperly Installed Fire Dampers at Nuclear Power
Plants |
in83068 |
10/11/1983 |
Respirator User Warning: Defective Self-Contained
Breathing Apparatus Air Cylinders |
in83067 |
10/11/1983 |
Emergency-Use Respirator Material Defect Causes
Production of Noxious Gases |
in83066 |
10/07/1983 |
Fatality at Argentine Critical Facility |
in83065 |
10/07/1983 |
Surveillance of Flow in RTD Bypass Loops Used in
Westinghouse Plants |
in83064 |
09/29/1983 |
Lead Shielding Attached to Safety-Related Systems
Without 10 CFR 50.59 Evaluations |
in83063 |
09/26/1983 |
Potential Failures of Westinghouse Electric
Corporation Type SA-1 Differential Relays |
in83062 |
09/26/1983 |
Failure of Redundant Toxic Gas Detectors Positioned
at Control Room Ventilation Air Intakes |
in83061 |
09/26/1983 |
Alleged Use of Stand-Ins For Welder Qualification
Test |
in83060 |
09/22/1983 |
Falsification of Test Results For Protective Coatings |
in83059 |
09/15/1983 |
Dose Assignment for Workers in Non-Uniform
Radiation Fields |
in83057 |
08/31/1983 |
Potential Misassembly Problem With Automatic
Switch Company (ASCO) Solenoid Valve Model NP
8316 |
in83058 |
08/30/1983 |
Transamerica Delaval Diesel Generator Crankshaft
Failure |
in83056 |
08/26/1983 |
Operability of Required Auxiliary Equipment |
in83055 |
08/22/1983 |
Misapplication of Valves by Throttling Beyond
Design Range |
in83054 |
08/11/1983 |
Common Mode Failure of Main Steam Isolation
Nonreturn Check Valves Valves |
in83053 |
08/11/1983 |
Primary Containment Isolation Valve Discrepancies |
in83052 |
08/09/1983 |
Radioactive Waste Gas System Events |
in83051 |
08/05/1983 |
Diesel Generator Events - |
in83050 |
08/01/1983 |
Failures of Class 1E Safety-Related Switchgear
Circuit Breakers to Close on Demand |
in83049 |
07/25/1983 |
Sampling and Prevention of Intrusion of Organic
Chemicals Into Reactor Coolant Systems |
in83048 |
07/14/1983 |
Gaseous Effluent Releases of Radioactive Iodine-125
and Iodine-131 in Excess of Nuclear Regulatory
Commission Limits |
in83047 |
07/12/1983 |
Failure of Hydraulic Snubbers as a Result of
Contaminated Hydraulic Fluid |
in83046 |
07/01/1983 |
Common-Mode Valve Failures Degrade Surry's
Recirculation Spray Subsystem |
in83045 |
07/01/1983 |
Environmental Qualification Test of General Electric
Company "CR-2940" Position Selector Control
Switch |
in83044 |
07/01/1983 |
Potential Damage to Redundant Safety Equipment as
a Result of Backflow Through The Equipment and
Floor Drain System |
in83043 |
06/24/1983 |
Improper Settings of Intermediate Range (IR) High
Flux Trip Setpoints |
in83042 |
06/23/1983 |
Reactor Mode Switch Malfuctions |
in83041 |
06/22/1983 |
Actuation of Fire Suppression System Causing
Inoperability of Safety-Related Equipment |
in83040 |
06/22/1983 |
Need to Environmentally Qualify Epoxy Grouts and
Sealers |
in83039 |
06/17/1983 |
Failure of Safety/Relief Valves to Open at BWR -
Interim Report |
in83038 |
06/13/1983 |
Defective Heat Sink Adhesive and Seismically
Induced Chatter In Relays Within Printed Circuit
Cards |
in83037 |
06/13/1983 |
Transformer Failure Resulting From Degraded
Internal Connection Cables |
in83036 |
06/09/1983 |
Impact of Security Practices on Safe Operations |
in83035 |
05/31/1983 |
Fuel Movement With Control Rods Withdrawn at
BWRs |
in83034 |
05/26/1983 |
Event Notification Information Worksheet |
in83033 |
05/26/1983 |
Nonrepresentative Sampling of Contaminated Oil |
in83032 |
05/26/1983 |
Rupture of Americium-241 Source(s) Contained in a
Well Logging Device |
in83031 |
05/19/1983 |
Error in The Adlpipe Computer Program |
in83030 |
05/11/1983 |
Misapplication of Generic Emergency Operating
Procedures (EOP) Guidelines |
in83029 |
05/06/1983 |
Fuel Binding Caused by Fuel Rack Deformation |
in83028 |
05/04/1983 |
Criteria for Protective Action Recommendations For
General Emergencies |
in83027 |
05/04/1983 |
Operational Response to Events Concerning
Deliberate Acts Directed Against Plant Equipment |
in83026 |
05/03/1983 |
Failure of Safety/Relef Valve Discharge Line
Vacuum Breakers |
in83025 |
04/28/1983 |
Standby Gas Treatment System Heater High
Temperature Trip Setpoint Adjustment |
in83024 |
04/28/1983 |
Loose Parts in The Secondary Side of Steam
Generators at Pressurized Water Reactors |
in83023 |
04/25/1983 |
Inoperable Containment Atmosphere Sensing
Systems |
in83022 |
04/22/1983 |
Boiling Water Reactor Safety/Relief Valve Failures |
in83021 |
04/15/1983 |
Defective Emergency-Use Respirator |
in83001s1 |
04/15/1983 |
Ray Miller, Inc. |
in83020 |
04/13/1983 |
ITT Grinnell Figure 306/307 Mechanical Snubber
Attachment Interference |
in83019 |
04/05/1983 |
General Electric Type HFA Relay Contact Gap and
Wipe Setting Adjustments |
in83018 |
04/01/1983 |
Failures of The Undervoltage Trip Function of
Reactor Trip System Breakers |
in83017 |
03/31/1983 |
Electrical Control Logic Problem Resulting in
Inoperable Auto-Start of Emergency Diesel
Generator Units |
in83016 |
03/30/1983 |
Contamination of The Auburn Steel Company
Property With Cobalt-60 |
in83015 |
03/23/1983 |
Falsified Pre-Employment Screening Records |
in83014 |
03/21/1983 |
Dewatered Spent Ion Exchange Resin Susceptibility
to Exothermic Chemical Reaction |
in83013 |
03/21/1983 |
Design Misapplication of Bergen-Paterson Standard
Strut Restraint Clamp |
in83012 |
03/18/1983 |
Incorrect Boron Standards - |
in83011 |
03/14/1983 |
Possible Seismic Vulnerability of Old Lead Storage
Batteries |
in83010 |
03/11/1983 |
Clarification of Several Aspects Relating to Use of
NRC-Certified Transport Packages |
in83009 |
03/09/1983 |
Safety and Security of Irradiators |
in83008 |
03/09/1983 |
Component Failures Caused by Elevated DC Control
Voltage |
in83007 |
03/07/1983 |
Nonconformities With Materials Supplied by Tube
Line Corporation |
in83006 |
02/24/1983 |
Nonidentical Replacement Parts - |
in83005 |
02/24/1983 |
Obtaining Approval for Disposing of
Very-Low-Level Radioactive Waste - 10 CFR
Section 20.302 |
in83004 |
02/18/1983 |
Failure of ELMA Power Supply Units |
in83003 |
01/28/1983 |
Calibration of Liquid Level Instruments |
in83002 |
01/28/1983 |
Limitorque HOBC, H1BC, H2BC, and H3BC
Gearheads |
in83001 |
01/26/1983 |
Ray Miller, Inc. |