Information Notices - 1983
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. |
Page Last Reviewed/Updated Thursday, March 29, 2012