SBK-L-08005, License Amendment Request 07-04 Application for Amendment to Delete Post-Maintenance Testing Surveillance Requirement for Containment Isolation Valves
LR-N07-0032, Response to RAIs on LCR S06-06 Request for Change to Technical Specifications Containment Ventilation System Containment Isolation Valves
05000315/LER-1981-016-03, /03L-0:on 810601,procedure Review Revealed That Selected Valves Were Not Cycled at Frequency & in Operating Modes Required by Tech Specs.Caused by Personnel Error. Procedures Revised
GO2-96-250, Forwards Response to NRC Re NOV & Proposed Imposition of Civil Penalty Re Insp Rept 50-397/96-19. Corrective Actions:Need for Maintaining Focus on Plant Conditions Was Emphasized
NOC-AE-07002144, CFR50.59 Summary Report
05000412/LER-1998-007-01, :on 980409,inadequate Beaver Valley Power Station Procedures to Ensure Compliance W/Tech Specs Were Noted.Caused by Inadequate Training of Procedure Writers. Procedures Revised
05000445/LER-1997-007, :on 970820,post-work Testing for Containment Isolation Valve Was Not Performed After Maint.Caused by Incorrect Belief That Work Did Not Involve Replacement. Tested Valve IAW TS Requirements
05000302/LER-1988-017, :on 880913,failure to Perform post-maint Test Occurred.Caused by Lack of Understanding of Design Function of Valves.Testing of FWV-43 & FWV-44 Will Be Conducted During Oct 1988 Outage
05000412/LER-1998-001, :on 980112,failure to Perform Surveillance Testing of Ci Spring Loaded Check Valve Was Noted.Caused by Fact That Ci Spring Loaded Check Valve Was Not Uniquely identified.2CVS-93 Was Successfully Tested
05000529/LER-1986-010-01, :on 860415,discovered That Local Leak Rate Test Not Performed on Containment Isolation Valve.Caused by Personnel Error.Local Leak Rate Test Performed on 860415 & Valve Declared Operable
05000382/LER-1987-031, :on 871021,containment Atmosphere Purge Isolation Valves 103 & 205 Exceeded Required Stroke Time Surveillance.Caused by Inadequate Administrative Controls. Procedures Adequately Revised
05000352/LER-1988-024, :on 880623,failure to Stroke Test Valve Following Maint Resulted in Failure to Take Tech Spec Action Statement.Caused by Personnel Error.Individuals Counseled About Importance of post-work Testing
05000483/LER-1984-033, :on 840816 & 24,packing Adjusted on Containment Isolation Valves W/O Performing Retest within Time Constraints of Tech Specs.Caused by Personnel Error.Valves Retested.Personnel Trained & Procedure Revised
05000302/LER-1988-003, :on 880128,four Containment Isolation Valves Not Being Surveilled Per Tech Specs Discovered.Caused by Personnel Error During Development & Review of Procedure. Surveillance Procedure Revised
05000483/LER-1997-002, :on 970307,missed TS 4.6.3.1 Surveillance of Containment Isolation Valves Following Maintenance Occurred Due to Cognitive Personnel Error.Applicable Requirements Have Been Discussed with Individual Involved
05000498/LER-1993-004, :on 930112,TS Violated When ASME Section XI Code Surveillance Test Exceeded Grace Period for Outside Containment Isolation Suppl Purge Valve.Desk Top Instruction for Surveillance Coordinator Changed
05000338/LER-1992-012-01, :on 920925,determined That Two Ci Instrument Air Supply Trip Valves Not Tested Per TS 4.6.3.1.2.(a),due to Personnel Error.Changes to Periodic Test Procedure Will Be Made During Next Refueling Outage
05000346/LER-1985-001, :on 850109,determined That Atmospheric Vent Valve Test Scheduling Deficient.Caused by Problem in Surveillance Test Program.Atmospheric Vent Valve ICS 11A Had Not Been Tested from 770915-801005
05000352/LER-1984-043, :on 841228,discovered Closure of Valve SV-52-139 Could Not Be Verified for Prior Period.Caused by Containment Atmospheric Control Valve Not Properly Measuring Valve Stroking Time
05000338/LER-1992-009, :on 920402,surveillance on Containment Purge & Exhaust Isolation Sys Missed & PORV Alarm Actuated Due to Personnel Error During Procedure Development.Addl Review of Other Complex Instrumentation Being Performed
05000424/LER-1992-001-02, :on 920415,stroke Time Testing Not Performed on Containment Isolation Valve to Demonstrate Operability,Per TS 4.6.3.1.Caused by Cognitive Personnel Error.Personnel Responsible for Error Counseled
05000368/LER-1991-010, :on 910407,containment Purge Isolation Valve Declared Inoperable Due Excessive Leakage.Caused by Inadequate Design Info from Valve Mfg.Valve Will Be Replaced or Rotated,Per Evaluation of Feasibility
05000302/LER-1982-057-03, /03L-0:on 820527,containment Isolation Valve in Svc Water Sys (SWV-49) Not Stroke Time Tested Following Maint.Caused by Personnel Failure to Include Stroke Time Testing in Work Request.Maint Planners Instructed
05000315/LER-1982-018-03, /03L-0:on 820329,containment Hydrogen Sample Valves ECR-10,-11,-13,-21 & -23 Failed to Open.Caused by Two Open Solenoid Coils,Mfg by Asco,Model 103-834-2. Solenoids Replaced,Valves Timed & Returned to Svc
05000362/LER-1993-003, :on 930527,discovered Three Containment Isolation Valves w/motor-operator Switch Setttings Nonconservative,Per GL 89-10.Caused by Using Outdated Configuration.Valves Secured
BSEP-94-0152, Responds to NRC Re Violations Noted in Insp Repts 50-324/94-04 & 50-325/94-02.Corrective Action:Temporary Rev Was Made to Periodic Test 4.1.1 to Ensure CAC-V216 Would Isolate on Group 6 Isolation Signal
AECM-83-0370, Forwards,For NRC Review & Approval,Proposed Changes to Tech Specs,Enhancing Clarity & Providing Consistency W/Plant Design & application.Marked-up Tech Spec Justification for Determination Encl
A04104, Forwards Overview Re Appeal for Requested Mod of Hydrogen Purge Sys Valves to Close on Radiation Signal,Per Generic Ltr 84-08 & NUREG-0737,Item II.E.4.2.7, Containment Venting at Power. Addl Info Re Leakage Testing Expected by 840730
05000364/LER-1989-011, :on 890925,discovered That Tech Spec 4.6.3.1.a Surveillance Requirement Re Containment Air Lock Outer Door Not Done.Caused by Personnel Error.Individuals Involved Counseled Re Importance of Subj Requirements
05000302/LER-1979-068-03, /03L-0 on 790723:post-maint Testing of Core Flood Tank Vent Valves CFV-15 & 16 Not Completed Prior to Return to Svc.Caused by Defective Procedures.Procedures Revised
05000302/LER-1979-094-03, /03L-0:on 790927,once-through Steam Generator B Isolation Valve MSV-148 Was Not Properly Tested Prior to Being Returned to Svc.Caused by Defective Procedures. Procedures Will Be Revised
05000316/LER-2076-056, Re Failure of Number 3 Steam Gear Generator Steam Sample Isolation Valve
05000316/LER-2077-021, Isolation Time Not Verified Following Maintenance on Third Steam Generator Sample Isolation Valve, DCR-303
05000311/LER-1995-003-03, :on 890309,failed to Perform Type C Local Leak Rate Testing Following Piping Mod to 21 Containment Spray Piping Sys Due to Not Identifying Need to Perform Required Testing.Enhanced Business Procedures
05000400/LER-1999-006, :on 981124,noted Failure to Comply with TS 4.0.4 & TS 3/4.6.3, Civs. Caused by post-maint Testing That Did Not Adequately Test Control Circuitry & Verify Isolation Time Following Maint.Procedure Was Revised
L-80-399, Provides Results of Containment Valve Torque & Stress Analysis Completed by Henry Pratt,Co,Valve Manufacturer. Containment Purge Valves Operable Under DBA-LOCA Conditions. Forwards Completion of Containment Purging Justification