Semantic search
Jump to navigation
Jump to search
Issue date | Title | Topic | |
---|---|---|---|
ML18039A904 | 15 October 1999 | LER 99-010-00:on 990917,automatic Reactor Scram on Turbine Stop Valve Closure Occurred.Caused by High Water Level in Main Steam Moisture Separator 2C2.Unit 2C2 Reservoir Level Transmitter & Relays Were Replaced & Tested Satisfactorily | |
ML18039A898 | 14 October 1999 | LER 99-009-00:on 990915,manual Reactor Scram Was Noted Due to EHC Leak.Caused by Failure of Stainles Steel Tubing Connection.Removed Damaged Tubing & Connection Plug | |
ML18039A895 | 8 October 1999 | LER 99-008-00:on 990905,HPCI Was Inoperable Due to Failed Flow Controller.Caused by Premature Failure of Capacitor 2C3.Replaced Controller & HPCI Sys Was Run IAW Sys Operating Instructions | Fuel cladding |
ML20217F967 | 30 September 1999 | Monthly Operating Repts for Sept 1999 for Browns Ferry Nuclear Plant,Units 1,2 & 3.With | |
ML18039A875 | 30 September 1999 | LER 99-005-00:on 990901,SR for Standby Liquid Control Sampling Was Not Met.Caused by Deficient Procedure for Chemical Addition to Standby Liquid Control.Revised Procedure.With 990930 Ltr | Missed surveillance |
ML20212E634 | 23 September 1999 | Suppl to SE Resolving Error in Original 990802 Se,Clarifying Fact That Licensee Has Not Committed to Retain Those Specific Compensatory Measures That Were Applied to one-time Extension | |
ML20212D383 | 20 September 1999 | Safety Evaluation Supporting Proposed Rev to Withdrawal Schedule for First & Third Surveillance Capsules for BFN-3 RPV | |
ML20212B856 | 31 August 1999 | Monthly Operating Repts for Aug 1999 for Browns Ferry Nuclear Plant.With | |
ML18039A882 | 31 August 1999 | Increased MSIV Leakage Tech Spec Change Submittal - Seismic Evaluation Rept. | Probabilistic Risk Assessment Significance Determination Process Design basis earthquake Large early release frequency Earthquake Hardened vent |
ML18039A839 | 6 August 1999 | BFN Unit 2 Cycle 10 ASME Section XI NIS-1 & NIS-2 Data Repts. | Hydrostatic Coatings Nondestructive Examination VT-2 Moisture barrier Liquid penetrant Dissimilar Metal Weld |
ML20210N122 | 2 August 1999 | Safety Evaluation Accepting Licensee Request for Relief from ASME B&PV Code,Section XI Requirements.Request 3-ISI-7, Pertains to Second 10-year Interval ISI for Plant,Unit 3 | Nondestructive Examination Incorporated by reference |
ML20210R093 | 31 July 1999 | Monthly Operating Repts for July 1999 for Browns Ferry Nuclear Plant,Units 1,2 & 3.With | |
ML18039A820 | 26 July 1999 | LER 99-004-00:on 990625,facility Core Spray Divisions I & II Inoperable at Same Time Due to Personnel Error.Electrical Supply Breaker to Core Spray Division II Pump 3B Returned to Normal Racked in Position | |
ML18039A817 | 20 July 1999 | LER 99-007-00:on 990623,discovered That SR for Monitoring of Primary Containment Oxygen Concentration Had Not Been Met. Caused by Failure of Operators to Adequately Communicate. Required Surveillances Were Performed.With 990720 Ltr | Missed surveillance |
ML18039A816 | 19 July 1999 | LER 99-006-00:on 990618,noted That Main Steam SRV Exceeded TS Setpoint Tolerance.Caused by Pilot Vlve disc-seat Bonding.Util Replaced All 13 SRV Pilot Cartridges with Cartridges Certified to Be Witin +/-1%.With 990719 Ltr | Abnormal operational transient Corrosion bonding |
ML20209J077 | 16 July 1999 | Safety Evaluation Concluding That Licensee Provided Adequate Information to Resolve ampacity-related Points of Concern Raised in GL 92-08 for BFN & That No Outstanding Issues Re GL 92-08 Ampacity Issues for Browns Ferry NPP Exist | Fire Barrier |
ML18039A812 | 12 July 1999 | LER 99-005-00:on 990617,ESF Actuation & HPCI Declared Inoperable.Caused by Personnel Error.Reset HPCI & Returned Sys to Operable Status with 25 Minutes.With 990712 Ltr | Fuel cladding |
ML20209H438 | 30 June 1999 | Monthly Operating Repts for June 1999 for Browns Ferry Nuclear Plant,Units 1,2 & 3.With | |
ML18039A810 | 28 June 1999 | LER 99-004-00:on 990530,safety Features Sys Actuations Occurred Due to RPS Trip.Caused by Failure of MG Set AC Drive Motor Starter Contractor Coil.Licensee Placed 2B RPS Bus on Alternate Feed & Half Scram Was Reset | Half scram |
ML20196F881 | 23 June 1999 | Safety Evaluation Accepting GL 95-07, Pressure Locking & Thermal Binding of Safety-Related Power Operated Gate Valves | Backfit |
ML18039A807 | 14 June 1999 | LER 99-003-00:on 990515,automatic Reactor Scram Due to Turbine Trip Was Noted.Caused by Failure of Mechanical Trip Cylinder to Latch When Hydraulically Reset.Operations Crew Stabilized Reactor Following Scram | |
ML18039A802 | 14 June 1999 | LER 99-002-00:on 990501,SRs for Single CR Withdrawal During Cold SD Were Not Adequately Implemented.Caused by Procedural Inadequacy.Revised Applicable Plant Surveillances.With 990614 Ltr | |
ML18039A801 | 14 June 1999 | LER 99-001-00:on 990515,automatic Reactor Scram Occurred Due to Tt.Caused by Failure of Mechanical Trip Cylinder to Latch When Hydraulically Reset.Operations Crew Stabilized Reactor Following Scram.With 990614 Ltr | |
ML20196B805 | 31 May 1999 | Monthly Operating Repts for May 1999 for Browns Ferry Nuclear Plant,Units 1,2 & 3.With | |
ML18039A779 | 6 May 1999 | LER 99-003-00:on 990408,declared Plant HPCI Sys Inoperable Due to Loose Wire.Caused by Failure to Properly Tighten Screw at Some Time in Past.Loose Wire Was Tightened | Fuel cladding |
ML20206R073 | 30 April 1999 | Monthly Operating Repts for Apr 1999 for Bfnp.With | |
ML18039A776 | 30 April 1999 | Revised Surveillance Specimen Program Evaluation for TVA Browns Ferry Unit 3. | |
ML18039A756 | 23 April 1999 | Bfnp Risk-Informed Inservice Insp (RI-ISI) Program Submittal. | Safe Shutdown Non-Destructive Examination Mission time VT-2 Large early release frequency Maintenance Rule Program Fuel cladding |
ML18039A767 | 8 April 1999 | Rev 0 to TVA-COLR-BF2C11, Browns Ferry Nuclear Plant Unit 2 Cycle 11 Colr. | Shutdown Margin |
ML18039A746 | 7 April 1999 | LER 99-001-00:on 990308,determined That Two Trains of Standby Gas Treatment (SGT) Were Inoperable.Caused by Trip C SGT Blower Motor Breaker.Initiated Shutdown of Plant,Reset C SGT Blower Motor Breaker & Declared Train Operable | |
ML20205F934 | 1 April 1999 | Safety Evaluation Authorizing Licensee 990108 Relief Request PV-38,from Requirements of ASME BPV Code Section XI IST Testing,Valve Program for Plant,Units 1,2 & 3 | |
ML20205N834 | 1 April 1999 | Part 21 Rept Re Automatic Switch Co Nuclear Grade Series X206380 & X206832 Solenoid Valves Ordered Without Lubricants That Were Shipped with Std Lubrication to PECO & Tva.Affected Plants Were Notified | |
ML20205S060 | 31 March 1999 | Rept on Status of Public Petitions Under 10CFR2.206 with Status Change from Previous Update,990331 | Fuel cladding |
ML20205S066 | 31 March 1999 | Rept on Status of Public Petitions Under 10CFR2.206 with No Status Change from Previous Update,990331, Atlas Corp | |
ML20205T544 | 31 March 1999 | Monthly Operating Repts for Mar 1999 for Bfnp.With | |
ML18039A736 | 11 March 1999 | Rev 4 to TVA-COLR-BF2C10, Bfnp,Unit 2,Cycle 10 Colr. | Shutdown Margin |
ML20204C789 | 28 February 1999 | Monthly Operating Repts for Feb 1999 for Browns Ferry Nuclear Plant,Units 1,2 & 3.With | |
ML18039A695 | 19 February 1999 | LER 99-002-00:on 990122,LCO Was Not Entered During Calibration Testing of 3D 480 Volt Rmov Board.Caused by Personnel Error.Tva Has Briefed Operations Personnel to Preclude Recurrence of Event.With 990219 Ltr | |
ML18039A687 | 12 February 1999 | LER 99-001-00:on 990114,Unit 3 HPCI Was Noted Inoperable. Caused by Oil Leak on Stop Valve.Corrective Maint Was Performed to Repair Oil Leak.With 990212 Ltr | Fuel cladding |
ML18039A694 | 3 February 1999 | Rev 1 to TVA-COLR-BF3C9, Bfnp Unit 3 Cycle 9 Colr. | Shutdown Margin |
ML18039A693 | 3 February 1999 | Rev 3 to TVA-COLR-BF2C10, Bfnp Unit 2 Cycle 10 Colr. | Shutdown Margin |
ML20199K895 | 31 December 1998 | Monthly Operating Repts for Dec 1998 for Browns Ferry Nuclear Plant.With | |
ML18039A667 | 31 December 1998 | LER 98-004-00:on 981202,SR Intent Was Not Adequately Implemented.Caused by Procedural Inadequacy.Revised Procedures to Provide Proper SR Implementation.With 981231 Ltr | Missed surveillance |
ML18039A666 | 31 December 1998 | Ro:On 981215,HRPCRM 2-RM-90-273C Was Declared Inoperable. Caused by Downscale Indication.Containment RM Will Be Utilized as Planned Alternate Method of Monitoring Until Hrpcrm 2-RM-90-273C Can Be Returned to Operable Status | Post Accident Monitoring |
ML20199F272 | 31 December 1998 | ISI Summary Rept (NIS-1), for BFN Unit 3,Cycle 8 Operation | Coatings VT-2 Dissimilar Metal Weld |
ML18039A647 | 15 December 1998 | LER 98-007-00:on 981116,unplanned ESF Following Loss of 4kV Unit Board 3B Occurred.Caused by Temporary Energization of Lockout Relay on 4kV Unit Board 3B When Resistor on Relay Monitoring Lamp Circuit Shorted.Replaced Resistor | Half scram |
ML18039A637 | 7 December 1998 | LER 98-006-00:on 981116,MSSR Valves Exceeded TS Setpoint Tolerance.Caused by Pilot Valve Disc/Seat Bonding. Installed SRV Pressure Switches During Unit 3,cycle 8 Outage.With 981207 Ltr | Abnormal operational transient Corrosion bonding |
ML20199F279 | 3 December 1998 | Bfnp Unit 3 Cycle 8 ASME Section XI NIS-2 Data Rept | Hydrostatic |
ML20198D962 | 30 November 1998 | Monthly Operating Repts for Nov 1998 for Bfn,Units 1,2 & 3. with | |
ML18039A607 | 12 November 1998 | LER 98-005-00:on 981014,mode Changes Not Allowed by TS 3.0.4 Were Made During Reactor Startup.Caused by TS LCO 3.0.4 Not Being Properly Applied.Training Info Memo Re Proper Application for TS LCO 3.0.4 Was Prepared.With 981112 Ltr |