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| Issue date | Title | Topic | |
|---|---|---|---|
| LIC-98-0160, Special Rept:On 981113,MSL RM RM-064 Was Declared Inoperable Due to Leakage Past Isolation Valve HCV-922.Troubleshooting Has Indicated That Leakage Has Stopped & Cause of Leak Continues to Be Investigated | 25 November 1998 | Special Rept:On 981113,MSL RM RM-064 Was Declared Inoperable Due to Leakage Past Isolation Valve HCV-922.Troubleshooting Has Indicated That Leakage Has Stopped & Cause of Leak Continues to Be Investigated | Post Accident Monitoring |
| LIC-97-0133, Special Rept:On 970805,main Steam Line Radiation Monitor, RM-064,declared Inoperable Due to Leakage Past Isolation Valve HCV-922.Plant Maint Document,Mwr 9702939,written to Track Repairs.Next Refueling Outage Scheduled for 980321 | 19 August 1997 | Special Rept:On 970805,main Steam Line Radiation Monitor, RM-064,declared Inoperable Due to Leakage Past Isolation Valve HCV-922.Plant Maint Document,Mwr 9702939,written to Track Repairs.Next Refueling Outage Scheduled for 980321 | Post Accident Monitoring |
| LIC-97-0036, Special Rept:On 970321,excessive Grease Voids Were Found in Helical Wall Tendons on Containment Tendon Prestressing Sys.Insp Has Been Conducted | 21 March 1997 | Special Rept:On 970321,excessive Grease Voids Were Found in Helical Wall Tendons on Containment Tendon Prestressing Sys.Insp Has Been Conducted | |
| LIC-95-0128, Special Rept:On 950605,monitors RM-062 & RM-063 Removed from Svc to Allow Installation of Mod MR-FC-84-155C & Engineering Change Notice 94-567 on RM-062.RM-063 Expected to Be Operable by 950630 | 19 June 1995 | Special Rept:On 950605,monitors RM-062 & RM-063 Removed from Svc to Allow Installation of Mod MR-FC-84-155C & Engineering Change Notice 94-567 on RM-062.RM-063 Expected to Be Operable by 950630 | |
| LIC-94-0107, Special Rept:On 940420,fire Protection Impairment Permit Initiated to Address Inoperability of Fire Detectors. Appropriate Compensatory Measures Will Remain in Place for Duration of Impairment | 27 May 1994 | Special Rept:On 940420,fire Protection Impairment Permit Initiated to Address Inoperability of Fire Detectors. Appropriate Compensatory Measures Will Remain in Place for Duration of Impairment | Hourly Fire Watch |
| LIC-94-0050, Special Rept:On 940120,discovered That Seal Around Penetration 56E-F-331 Degraded Due to Time Required to Repair Penetration Seal.Penetration Returned to Functional Status & Fpip 3776 Closed | 25 February 1994 | Special Rept:On 940120,discovered That Seal Around Penetration 56E-F-331 Degraded Due to Time Required to Repair Penetration Seal.Penetration Returned to Functional Status & Fpip 3776 Closed | Fire Barrier Continuous fire watch Hourly Fire Watch |
| ML20063H434 | 8 February 1994 | Special Rept:On 931210,discovered Discrepancy in Three Impellers Purchased by Util to Be Used on Byron Jackson Type 28RXL VC Two Stage Pump.Impellers Shipped to Bw/Ip for Evaluation | |
| LIC-94-0028, Special Rept:On 931222,diesel Driven Fire Pump FP-1B Declared Inoperable After Pump Failed to Start While Conducting Procedure OP-ST-FP-001.Replacement Starter Procured,Installed & Declared Operable on 940106 | 21 January 1994 | Special Rept:On 931222,diesel Driven Fire Pump FP-1B Declared Inoperable After Pump Failed to Start While Conducting Procedure OP-ST-FP-001.Replacement Starter Procured,Installed & Declared Operable on 940106 | Fire Barrier Continuous fire watch Hourly Fire Watch |
| LIC-93-0305, Special Rept:On 931129,Fire Protection Impairment Permit (Fpip) 3699 Initiated for Motor Driven Fire Pump FP-1A & on 931203,FPIP 3702 Initiated for FP-1A.Pump Has Since Been Returned to Operable Status & Fpips 3699 & 3702 Closed | 5 January 1994 | Special Rept:On 931129,Fire Protection Impairment Permit (Fpip) 3699 Initiated for Motor Driven Fire Pump FP-1A & on 931203,FPIP 3702 Initiated for FP-1A.Pump Has Since Been Returned to Operable Status & Fpips 3699 & 3702 Closed | Fire Barrier Continuous fire watch Fire Watch Hourly Fire Watch |
| LIC-93-0292, Special Rept:On 931026,Fire Protection Impairment Permit (Fpip) 3619 Initiated for Containment Fire Detection Zone 17 to Support Troubleshooting & Repair of Zone 17 Detector.Fire Watch Established Until Affected Zones Cleared | 9 December 1993 | Special Rept:On 931026,Fire Protection Impairment Permit (Fpip) 3619 Initiated for Containment Fire Detection Zone 17 to Support Troubleshooting & Repair of Zone 17 Detector.Fire Watch Established Until Affected Zones Cleared | Fire Barrier Continuous fire watch Fire Watch Hourly Fire Watch |
| LIC-93-0282, Special Rept:On 931015,fire Protection Impairment Permit 3560 Initiated for Fire Door 1007-11 in Order to Support Work Associated W/Mod of Radiation Monitors.Door Returned to Functional Status & Fpip 3560 Closed on 931029 | 18 November 1993 | Special Rept:On 931015,fire Protection Impairment Permit 3560 Initiated for Fire Door 1007-11 in Order to Support Work Associated W/Mod of Radiation Monitors.Door Returned to Functional Status & Fpip 3560 Closed on 931029 | |
| LIC-93-0272, Special Rept:On 930928,Containment Penetration E-11 Was Breached to Support Installation of Test Flange for SG Eddy Current Testing.Impairment Permit 3457 Generated,Fire Watch Established.Eddy Current Testing Completed 931030 | 4 November 1993 | Special Rept:On 930928,Containment Penetration E-11 Was Breached to Support Installation of Test Flange for SG Eddy Current Testing.Impairment Permit 3457 Generated,Fire Watch Established.Eddy Current Testing Completed 931030 | Fire Barrier Fire Watch Hourly Fire Watch |
| LIC-93-0243, Special Rept:On 930823 & 28,Fire Protection Impairment Permits 3364 & 3374 Initiated for Fire Barrier Penetrations 81-F-17 & 56-F-234,respectively,to Support Maint on Portable Water Sys.Penetrations Returned to Service on 930907 | 24 September 1993 | Special Rept:On 930823 & 28,Fire Protection Impairment Permits 3364 & 3374 Initiated for Fire Barrier Penetrations 81-F-17 & 56-F-234,respectively,to Support Maint on Portable Water Sys.Penetrations Returned to Service on 930907 | Fire Barrier Continuous fire watch Fire Watch |
| LIC-92-0267, Special Rept:On 921029,foam Removed from Surface of Fire Barrier Penetration 77-F-282 in Support of Electrical Maint. Appropriate Compensatory Measures in Place Prior to Removal of Foam & Until Seal Repaired & Returned to Operability | 20 November 1992 | Special Rept:On 921029,foam Removed from Surface of Fire Barrier Penetration 77-F-282 in Support of Electrical Maint. Appropriate Compensatory Measures in Place Prior to Removal of Foam & Until Seal Repaired & Returned to Operability | Fire Barrier Continuous fire watch Hourly Fire Watch |
| ML20116K783 | 10 November 1992 | Special Rept:On 920928,Halon Fire Suppression Sys for Cable Spreading Room Removed from Svc & Not Restored to Operable Status within 14 Days.Caused by Need to Perform Mod to Upgrade Sys.Compensatory Measures in Place | |
| ML20118A366 | 25 August 1992 | Special Rept:On 920720,fire Barrier Penetration Seals 81-E-7 & 81-E-8 Discovered Damaged & Declared Inoperable.On 920728, Fire Barrier Between Corridor 52 & Technical Support Ctr Declared Inoperable.Compensatory Measures in Place | Fire Barrier Continuous fire watch Hourly Fire Watch |
| ML20102A532 | 21 July 1992 | Speciat Rept:On 920615,Fire Door 1007-19 Damaged & Declared Inoperable Due to Rip in Skin of Door Caused by Cart. Appropriate Compensatory Measures,Per TS 2.19(7) Instituted During Impairment.Door Repaired & Returned to Svc on 920624 | Fire Barrier Hourly Fire Watch |
| ML20096D908 | 11 May 1992 | Special Rept Re Excessive Grease Voids Found in Dome & Helical Wall Tendons of Containment Tendon Prestressing Sys. Addl Actions Are Planned for 1996 Surveillance.Grease Void Measurements Encl | |
| ML20095A781 | 15 April 1992 | Special Rept:On 920309,fire Barrier Between Room 81 & Turbine Bldg Damaged & Declared Inoperable.Replacement Door Shipped W/O Required Qualification Documentation Therefore Installation Delayed.Installation Completed by 920430 | Fire Barrier Fire Watch Hourly Fire Watch |
| ML20094K053 | 13 March 1992 | Special Rept:On 920218,fire Barrier Between Corridor 4 & Room 21 Breached by Removal of Floor Plug to Support Installation Mod.Fire Barrier Remains Breached at Present & Will Be Restored by End of 1992 Refueling Outage | Fire Barrier Continuous fire watch Hourly Fire Watch |
| ML20090A310 | 24 February 1992 | Special Rept:On 920116,0130,0205,07 & 08,listed Fire Protection Equipment Inoperable for More than 7 Days. Required Compensatory Measures Will Remain in Place Until Equipment Functional or Documentation Located | Fire Barrier Continuous fire watch Hourly Fire Watch |
| ML20091P794 | 28 January 1992 | Special Rept:On 920117,wide-range Noble Gas Stack Monitor RM-063M for post-accident Monitoring Declared Inoperable & Not Returned to Operable Status within 7 Days.Caused by Faulty Mechanical Switch.Maint Work Order Issued | |
| LIC-91-0277, Special Rept:On 911023,barrier Penetration 19-E-39,between Room 19 & Turbine Bldg,Breached to Support long-term Maint on Component Cooling Water Hxs.Compensatory Measures Implemented.Barriers Will Be Restored Prior to 920131 | 25 November 1991 | Special Rept:On 911023,barrier Penetration 19-E-39,between Room 19 & Turbine Bldg,Breached to Support long-term Maint on Component Cooling Water Hxs.Compensatory Measures Implemented.Barriers Will Be Restored Prior to 920131 | Fire Barrier Continuous fire watch Hourly Fire Watch |
| LIC-91-0099, Ro:On 910819,fire Door 1007-9 Found to Not Have Ul Label Certifying Its Fire Rating.Door Declared Inoperable. Evaluation of Door Added to Scope of Ongoing Fire Barrier Upgrade Program.Program Completion Scheduled for June 1992 | 20 September 1991 | Ro:On 910819,fire Door 1007-9 Found to Not Have Ul Label Certifying Its Fire Rating.Door Declared Inoperable. Evaluation of Door Added to Scope of Ongoing Fire Barrier Upgrade Program.Program Completion Scheduled for June 1992 | Fire Barrier Continuous fire watch Hourly Fire Watch |
| LIC-91-0097, Supplemental Special Rept:On 910610,wide Range Noble Gas Stack Monitors Found Inoperable Due to Excessive Circuit Noise on Signal Line Interferring W/Automatic Switching Function.Time Relay Item Repaired | 15 August 1991 | Supplemental Special Rept:On 910610,wide Range Noble Gas Stack Monitors Found Inoperable Due to Excessive Circuit Noise on Signal Line Interferring W/Automatic Switching Function.Time Relay Item Repaired | |
| LIC-91-0089, Special Rept:On 910610,gas Stack Monitor Failed New Surveillance Test for post-installation Testing.Caused by Excessive Circuit Noise on Signal Line.Troubleshooting Efforts Underway to Isolate Source of Noise | 24 June 1991 | Special Rept:On 910610,gas Stack Monitor Failed New Surveillance Test for post-installation Testing.Caused by Excessive Circuit Noise on Signal Line.Troubleshooting Efforts Underway to Isolate Source of Noise | |
| LIC-91-0011, Special Rept:On 910211,both Barrier Penetrations 19-E-39 Between Room 19 & Turbine Bldg & Concrete Block Wall at East End of Corridor 4 Breached to Support Long Term Maint on HX AC-1A.Appropriate Compensatory Measures in Place | 20 March 1991 | Special Rept:On 910211,both Barrier Penetrations 19-E-39 Between Room 19 & Turbine Bldg & Concrete Block Wall at East End of Corridor 4 Breached to Support Long Term Maint on HX AC-1A.Appropriate Compensatory Measures in Place | Fire Barrier Continuous fire watch Hourly Fire Watch |
| LIC-90-0876, Special Rept:On 901009,fire Door 1011-1 Declared Inoperable as Fire Barrier.Caused by Damage to Skin of Door During Corrective Maint on Lockset.Door Expected to Be Replaced by 901231 | 15 November 1990 | Special Rept:On 901009,fire Door 1011-1 Declared Inoperable as Fire Barrier.Caused by Damage to Skin of Door During Corrective Maint on Lockset.Door Expected to Be Replaced by 901231 | Fire Barrier Hourly Fire Watch |
| LIC-90-0608, Special Rept:On 900629,inoperability of Fire Protection Equipment Occurred Due to Excessive Security Alarms Being Received on Door.Door Propped Open & Required Fire Protection/Security Measures Established | 3 August 1990 | Special Rept:On 900629,inoperability of Fire Protection Equipment Occurred Due to Excessive Security Alarms Being Received on Door.Door Propped Open & Required Fire Protection/Security Measures Established | Fire Barrier Continuous fire watch Hourly Fire Watch |
| LIC-90-0569, Followup RO Re Inoperability of Fire Door 1013-7.Since Replacement Work for Door Involves Removal of Part of Pyrocrete Wall That Surrounds Door Opening,Door Operability Delayed Until 900801.Compensatory Measures in Place | 29 June 1990 | Followup RO Re Inoperability of Fire Door 1013-7.Since Replacement Work for Door Involves Removal of Part of Pyrocrete Wall That Surrounds Door Opening,Door Operability Delayed Until 900801.Compensatory Measures in Place | Fire Barrier |
| ML20247L665 | 19 September 1989 | Special Rept:Consisting of Restoration Info on Impairment of Fire Detection Zones,Fire Doors & Fire Barrier Penetrations. Compensatory Measures in Effect During Period of Inoperability.Fire Door 1013-6 Restored on 881123 | Fire Barrier |
| ML20246N054 | 31 August 1989 | Special Rept:Inoperability of wide-range Noble Gas Stack Monitors RM-063L,RM-063M & RM-063H for post-accident Monitoring Discovered.Flow Controllers Repaired & Calibr Begun to Return Monitors to Svc by 891215 | |
| ML20246M124 | 10 July 1989 | Special Rept:On 890602 & 0606,discovered Fire Barrier Penetration Seals 53-N-2 & 26-W-1 Inoperable.Caused by Procurement Delays Associated W/Acquisition of Seal Matl Certification & Technical Info.Followup Rept Will Be Filed | Fire Barrier |
| ML20245A114 | 15 June 1989 | Special Rept:On 890509 & 0517,Tech Spec 2.19(7) Violated. Caused by Fire Door 1036-01 & Fire Barrier Penetration Seal 26-F-164 Being Inoperable for More than 7 Days.Required Compensatory Measures Established & Maintained for Period | Fire Barrier |
| ML20247K274 | 23 May 1989 | Special Rept:On 890508,wide-range Noble Gas Stack Monitors RM-063L,RM-063M & RM-063H Removed from Svc for Calibr of Flow Control Circuit & Not Returned to Svc within 7 Days. Caused by Malfunctioning Dahl Controller | Post Accident Monitoring |
| ML20247F979 | 19 May 1989 | Special Rept:On 890421,inoperability of Inadequate Core Cooling Instrumentation Parameters,Due to Software Upgrades, Occurred for More than 7 Days.Addition of Indication of PCV-1849A & B to SPDS Planned | Post Accident Monitoring |
| ML20245L327 | 1 May 1989 | Special Rept:On 890317 & 30,fire Detection Zone 15 & Fire Barrier Seal 20-E-7 out-of-svc Greater than 14 & 7 Days, Respectively,Exceeding Tech Spec Limits.Required Compensatory Measures Established & Maintained | Fire Barrier |
| ML20246L408 | 17 March 1989 | Followup Special Rept:On 890227,detector RE-063H & Preamplifier RM-063H Found Defective.Replacement Detector Purchased & RM-063H Will Be Fully Operational by 890515 | |
| ML20235R235 | 23 February 1989 | Special Rept:On 890209,main Steam Line Radiation Monitor RM-064 & Wide Range Noble Gas Stack Monitors RM-063L & RM-063H for post-accident Monitoring Inoperable.Cause Not Stated.Planned Method for Monitoring Parameter Verified | |
| LIC-88-1006, Ro:On 881001-31,listed Fire Barriers & Detection Sys Rendered Inoperable.Fire Detection Zones 9 & 30 Rendered Inoperable on 881001 & 05,respectively.Restoration within Tech Spec Limit Could Not Be Accomplished | 14 November 1988 | Ro:On 881001-31,listed Fire Barriers & Detection Sys Rendered Inoperable.Fire Detection Zones 9 & 30 Rendered Inoperable on 881001 & 05,respectively.Restoration within Tech Spec Limit Could Not Be Accomplished | Fire Barrier Fire Watch |
| ML20206C801 | 9 November 1988 | Special Rept:Consisting of Followup to 881010 Rept Re Inoperability of Radiation Monitor RM-064.Investigation Confirmed Defective Preamplifier at Detector.Util Working W/Vendor to Resolve Problem | |
| ML20205Q536 | 31 October 1988 | Followup Special Rept on Inoperability of Fire Doors.Maint & Replacements Associated w/851030 Special Rept Completed.Util Initiated Replacement Program for Firedoors.Compensatory Measures in Effect for Doors Being Replaced | |
| ML20205E299 | 19 October 1988 | Followup Ro:Maint Completed & Fire Barrier Separating Fire Areas 19 & 20 Restored to Operable Status on 880919 | Fire Barrier |
| ML20207L802 | 10 October 1988 | Special Rept:On 880923,main Steam Line post-accident Radiation Monitor RM-064 Turned Off Due to Apparent Power Supply Failure.Caused by Inherent Characteristics of Electronic Ratemeter.Monitor Turned Back on | Post Accident Monitoring |
| ML20245D890 | 3 October 1988 | Special Rept:On 880826,fire-rated Penetration Seals Declared Inoperable.Fire Detector Operability Verified & Hourly Firewatch Patrol Initiated on One Side of Each Affected Penetration | Fire Barrier |
| ML20155C270 | 3 October 1988 | Special Rept on Untimely Submittal of 19 Lers.Training on Safety Responsibilities to Begin Immediately Following Development of Training Plan | Safe Shutdown Time of Discovery Shutdown Margin High Radiation Area Grab sample Fire Barrier Missed surveillance |
| ML20154N480 | 23 September 1988 | Special Rept:On 880822,fire Barrier Penetration Seals 26-N-24 & 69-F-186 Rendered Inoperable During Plant Mod. Seals Remained Inoperable in Excess of 7 Days.Firewatch Patrol Initiated | Fire Barrier |
| ML20154N533 | 23 September 1988 | Special Rept Re Fire Door Locksets & Door Mods.Several Fire Doors Replaced During Plant Mods.Hourly Firewatch Patrol Being Maintained in Areas Where Modified Fire Doors Inoperable in Excess of 7 Days | Fire Barrier |
| ML20154G994 | 15 September 1988 | Special Rept:On 880809 & 0815,fire Barrier Penetration Seals Inoperable for More than 7 Days Due to Unavailable Seal Matl.Fire Detector Operability Verified,Hourly Watch Initiated & Seals Restored to Operable Status | Fire Barrier |
| ML20154H017 | 14 September 1988 | Special Rept:On 880815,B Channel Reactor Vessel Level Instrumentation Inoperable Due to Junction Thermocouple Probe Failure.Replacement Sensors to Be Purchased |