05000362/LER-2005-002, Emergency Containment Cooling Inoperable for Longer than Allowed by Technical Specifications
L-2014-160, Application to Revise Technical Specifications to Adopt TSTF-426, Revise or Add Actions to Preclude Entry Into LCO 3.0.3 - RITSTF Initiatives 6B & 6C, Using the Consolidated Line Item Improvement Process
SBK-L-12266, Supplement to License Amendment Request 10-02, Application for Change to the Technical Specifications for the Containment Enclosure Emergency Air Cleanup System
L-2005-132, Proposed License Amendments Request for Additional Information Response Control Room Ventilation System and Miscellaneous Minor Changes
W3F1-2003-0044, License Amendment Request NPF-38-248 Relaxation of Ventilation System Heater Surveillance Acceptance Criteria
L-2002-140, Proposed License Amendments Technical Specification Improvements Associated with Handling of Recently Irradiated Fuel Assemblies
05000461/LER-1988-016, Forwards LER 88-016-00 Re Failure to Recognize Location & Extent of Penetration Seal Repair Results in Violation of Secondary Containment Integrity
AECM-86-0229, Forwards Responses to NRC Concerns Re Spent Fuel Decay Heat Capability & Associated Operating Procedures,Per 860716 Telcon.Requests That OL Amend for High Density Racks Be Granted on 860818
AECM-85-0273, Responds to NRC Re Violations Noted in Insp Rept 50-416/85-22.Corrective Actions:Maint Work Order E53832 Issued to Replace Damaged Latch Bolt Retaining Screws on Secondary Containment Door 1A318
AECM-85-0230, Submits Addl Info Re Proposed Addition to License NPF-29 Submitted in on Use of Auxiliary Bldg Railroad Bay Area as Secondary Containment Boundary While Spent Fuel Racks & Equipment Being Moved
B14227, Responds to NRC Re Violations Noted in Insp Rept 50-423/92-13 on 920503-0613.Corrective Actions:Breach Immediately Sealed Using Substitute Matl & Procedures for Erosion/Corrosion Investigation Changed
HL-2962, Application for Amend to License NPF-5,changing TS to Temporarily Revise Containment Sys Section to Allow Unit 1 Standby Gas Treatment Sys to Be Inoperable for Up to 7 Days During Unit 2 Operation,Per Generic Ltr 89-16
B15215, Application for Amend to License NPF-49 Re Secondary Containment
B14793, Responds to NRC Re Violations Noted in Insp Rept 50-423/93-24.Corrective Actions:Scope & Frequency of Slcrs/ Abfs Testing/Trending Will Be Revised to Address Component Timing & Stability.Fee Paid
B14669, Forwards Proposed Rev to TS Re SLCRS & Abfs,In Response to NRC Request During 931103 Meeting to Consolidate Submittals Made on 931027,29 & 1103 & to Provide Addl Info Requested in Subj Meeting
B14668, Proposed Tech Specs Related to SLCRS & Auxiliary Bldg Filtration Sys
B14647, Proposed Tech Specs 4.6.6.1.d.3 & 3.6.1.2.a Re Suppl Leak Collection & Release Sys
HL-3424, Responds to NRC Re Violation Noted in Insp Repts 50-321/93-11 & 50-366/93-11.Corrective Actions:Calibr Procedure 57CP-CAL-041-1S Temporarily Revised & Calib Procedure 57CP-T46-002-2S Reviewed
AECM-85-0283, Corrects Response to Violations Noted in Insp Rept 50-416/85-22.Corrective Actions:Maint Work Order E53832 Issued to Replace Damaged Latch Bolt Retaining Screws on Secondary Containment Door 1A318
05000382/LER-2021-003, Non-Compliance with Technical Specifications Due to Failed Ambient Pressure Input
05000423/LER-1988-016, :on 880425,control Switches for Both Trains of Motor Driven Auxiliary Feedwater Pumps & Train a Fan Left in pull-to-lock During Change Mode.Caused by Personnel Error. Tech Spec Reviewed to Ensure Operability
05000461/LER-1989-014, :on 890304,failure to Accurately Assess Impact That Existing Sys Lineup Had on Local Leak Rate Test Lineup Occurred,Violating Secondary Containment Integrity.Caused by Shift Supervisor Error.Supervisor Counseled
05000321/LER-1987-017-01, :on 871008,plant Operations Personnel Noticed Water Dripping from Standby Gas Treatment Sys (SGTS) Filter Train B Drain.Caused by Personnel Errors.Carbon Filter Medium Replaced & SGTS Returned to Operation
05000461/LER-1989-006, :on 890116,three Penetration Conduits in Secondary Containment Gas Boundary Lacked Internal Ventilation Seals.Caused by Misinterpreting Design Specs. Seals Installed in Unsealed Conduits
05000461/LER-1987-009, :on 870306,exhaust Fan a of Fuel Bldg Ventilation Sys Tripped.Caused by Failure of Solenoid Valve on Fuel Bldg Supply Outboard Isolation Damper.Standby Gas Treatment Sys Started & Solenoid Replaced
B15424, Clarifies 950609 Proposed Rev to TS Re Secondary Containment Per 951004 Telcon W/Nrc.Revised TS Pages Encl
05000321/LER-1986-007-01, :on 860331,standby Gas Treatment Filter Train 1A Found Degraded by Wet Downstream Charcoal Absorber Bed. Caused by Personnel Failure to Recognize Potential Leaking Deluge Valve.Charcoal Bed Replaced
05000382/LER-1997-010, :on 970305,failed to Meet Shield Bldg Ventilation TS Flow Criteria.Caused by Personnel Error. Readjusted Sbv Train B Flow Rate to within TS Acceptable Range
05000341/LER-1985-056, :on 850826,determined That Leak Rate Test Not Performed After Maint on Div II Thermal Recombiner on 850620.Leak Test on 850829 Indicated Excessive Leakage. Caused by Damaged Gasket.Gasket Replaced
05000423/LER-1996-001-02, :on 960120,supplementary Leak Collection & Release Sys Declared Inoperable Due to Equipment Failure of Door Latch.Door Repaired & Plant Returned to 100% Power
05000461/LER-1990-016, :on 901129,radiation Protection Technician Discovered Secondary Containment Access to RHR HX a Room Breached During Mode 5.Cause Undetermined.Personnel Told Not to Impair Access to Protected Area
05000397/LER-1984-013, :on 840213,during Shutdown Conditions,Both post-LOCA Hydrogen Recombiner (CAC-HR-1A & 1B) Motors Tripped on Electrical Overload.Caused by Differences Between Nameplate Date & Design.Fuses Resized
05000321/LER-1991-014, :on 910810,reactor Protection Sys Bus B Tripped When Overvoltage Relay Failed.Caused by Component Failure. Failed Component Replaced,Operating Order Issued & Design Review Performed
05000321/LER-1991-014-01, :on 910810,component Failure Occurred Resulting in Unplanned ESF Actuations.Failed Components Replaced, Operating Order Issued & Design & Field Review of SGTS Actuation Logic Completed
05000423/LER-1995-005-02, :on 950413,discovered That Primary Containment Potentially Breached for Almost 2 H on 950405.Caused by Personnel Error & Program & Procedure Weaknesses.Personnel Counselled & Tags Put on Drain Valves
05000423/LER-1995-004, :on 950322,historical Breaches Affected CR Pressurization & Secondary Containment Vacuum Due to Misinterpretation of Ts.Work Controls Minimized Possibility of Pressure Boundary Breaches
05000302/LER-1994-011, :on 941115,personnel Error Leads to Missed Surveillance Resulting in Violation of Ts.Surveillance for BSV-11 & BSV-12 Was Performed by Verifying Valve Position Locally at Each Valve
05000382/LER-1994-008, :on 940503,circuitry Problem Re Response Times of Temp Controllers & Time Delay Relays for ESF Filtration Unit Heaters.Caused by Personnel Missing Opportunities to Promptly Identify ESF Performance
05000416/LER-1982-077-01, /01T-0:on 820930,two Penetrations Found Not Sealed from Auxiliary Bldg to Control Bldg.Penetrations for Electrical Conduit Not Sealed During Const.Penetration Sealed
05000461/LER-1991-016, :on 901129,secondary Containment Access to RHR a HX Room Breached.Caused by Lack of Knowledge of Requirements for Secondary Containment Integrity & Controlled Boundary Doors.Personnel Counseled
05000321/LER-1982-076-03, /03L-0:on 820806,while in Steady State Operation W/Routine Calibr in Progress,Two Relative Humidity Controllers Found Inoperable on B Standby Gas Treatment Filter Train.Caused by Component Failure Due to Corrosion
05000423/LER-1993-014-01, :on 930903,determined That Delayed Start of Train a Auxiliary Bldg Fan During Testing Due to Inherent Design Characteristics of Flow Switch.Design Changed to Provide Uninterruptible Source of Power
B14551, Application for Amend to License NPF-49,revising TS to Clarify Locations Where Negative Pressure of 0.25 Inch Wg Must Be Obtained & Delineating Equipment Required to Comprise Operable Slcrs,In Response to in 88-076
05000366/LER-1981-123-03, /03L-0:on 811208,standby Gas Treatment Filter Train 2T46-C001B Tripped & Would Not Restart While Venting Primary Containment.Caused by Heater Control Relays Chattering.Relay Replaced
05000366/LER-1981-106-03, /03L-0:on 811108,during Reactor Startup,Filter Train 2T46-D001B Failed to Respond to Start Signal.Cause Attributed to Open Circuit on Start Logic Due to Loose Connection on Control Switch.Wire Repaired
05000366/LER-1981-090-03, /03L-0:on 810916,while Performing HNP-2-1500 for Primary Containment Atmospheric Control Sys,Standby Gas Treatment Discharge Damper Would Not Open Completely.Caused by Broken Valve Disc.Valve Replaced
05000325/LER-1982-121-03, /03L-0:on 821130,RTGB Control switch,1-VA-CS-2581 for Standby Gas Treatment Sys 1B Was in Standby,Not Preferred Position.Caused by Failed Spring Return Function. Switch Repaired,Cleaned & Restored to Svc
05000366/LER-1981-026-03, /03L-0:on 810406,during Attempt to Clear High Moisture Content Alarm,Standby Gas Treatment Sys B Heater Would Not Start.Caused by Misconnection of Unlabeled Sensor Cables.Cables Labeled & Reconnected & Procedures Revised
05000366/LER-1980-060-03, /03L-0:on 800411,w/unit in Cold Shutdown for Surveillance/Vent Header Deflector Installation Outage,B Standby Gas Treatment Filter Train Would Not Auto Start. Caused by Previous Trip from Local Control Panel
L-2002-089, Application for Amendments to Revise TS to Incorporate Line Item Improvements Associated with Handling of Recently Irradiated Fuel Assemblies
05000325/LER-1980-027-03, /03L-0:on 800319,during Normal Plant Operation, Standby Gas Treatment Sys 1B Would Not Reset.Caused by Tripped Control Power Circuit Breaker.Breaker Was Reset, Closed & Standby Gas Treatment Sys Was Successfully Run
05000325/LER-1979-039-03, /03L-0 on 790613:during Normal operation,1B Standby Gas Train de-energized for Approx 40 Minutes.Caused by Hot Spot Breaker for 1B Reactor Water Cleanup Pump Causing Feeder from E-6 to 1XF to Trip.Breaker Removed
05000397/LER-1992-007, :on 920225,both Divs of Primary Containment Atmosphere Control Hydrogen Recombiner Sys Inoperable & Plant Shutdown Initiated.Caused by Less than Adequate Design.Design Changes Implemented
05000335/LER-1991-004-01, :on 910516,late Fire Watch Patrol of Shield Bldg Discovered.Caused by Personnel Error.Shield Bldg Exhaust Fan Secured to Allow Access to Annulus & Fire Watch Entered Annulus & Performed Patrol
L-95-215, Application for Amend to License NPF-16,modifying Spec 3.6.6.1, Sbvs to More Effectively Address Design Functions Performed by Sbvs for Shield Bldg & Fuel Handling Bldg,Per NUREG-1432
L-2017-041, Application to Revise Technical Specifications to Adopt TSTF-522, Revise Ventilation System Surveillance Requirements to Operate for 10 Hours Per Month, Using the Consolidated Line Item Improvement Process
L-94-198, Application for Amends to Licenses DPR-67 & NPF-16, Incorporating Encl Administrative Changes
05000361/LER-2009-002, Re Inoperable 1E Breaker Causes Containment Chiller to Be Inoperable
05000361/LER-2005-002, (SONGS) Re Missing Taper Pins on CCW Valve Cause Technical Specification Required Shutdown
05000362/LER-2003-001, Regarding Breaker Failure Coincident with Planned Maintenance Results in Both Trains of Emergency Core Cooling Systems and Containment Spray Being Inoperable
05000361/LER-2002-002, Breaker Failure to Close Renders Containment Emergency Fan Inoperable for Longer than Allowed by Technical Specifications
B18534, Technical Specification Change Request 3-16-01 Revision of the Term Refueling Interval
05000382/LER-2002-001, Re Shield Building and Controlled Ventilation Area Systems Inoperable Due to Maintenance Activities
JSP-078-92, Application for Amend to License NPF-62,changing TSs to Delete Component Lists,As Recommended in Generic Ltr 91-08 & Deleting Reactor Vessel Specimen Withdrawal Schedule,As Recommended by Generic Ltr 91-01
NRC-87-0081, Responds to 870514 Notice of Violation & Proposed Imposition of Civil Penalty from Insp Repts 50-341/87-02,50-341/87-06 & 50-341/87-08.Corrective Actions:Control & Instrumentation Surveillance Procedures Improvement Program Instituted
05000324/LER-1983-017-03, /03L-0:on 830126,during Standby Gas Treatment Sys Heater Check,One Heater Element in Treatment Sys a Found Inoperable.Caused by Damaged Power Supply Cable Terminal Lug Ring.Lugs Checked for Proper Tightness
05000325/LER-1982-142-03, /03L-0:on 821121,standby Gas Treatment Train 1B Stopped Running.Caused by Moisture Intrusion in Train Local Control Panel.Train 1B Dried & Cleaned & Control Logic Relays Replaced