ML20205E299
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| ML20205E299 | |
| Person / Time | |
|---|---|
| Site: | Fort Calhoun  |
| Issue date: | 10/19/1988 |
| From: | Morris K OMAHA PUBLIC POWER DISTRICT |
| To: | NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) |
| References | |
| LIC-88-919, NUDOCS 8810270353 | |
| Download: ML20205E299 (1) | |
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Category:REPORTABLE OCCURRENCE REPORT (SEE ALSO AO LER)
MONTHYEARLIC-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 Investigated1998-11-25025 November 1998
[Table view]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 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 9803211997-08-19019 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 LIC-97-0036, Special Rept:On 970321,excessive Grease Voids Were Found in Helical Wall Tendons on Containment Tendon Prestressing Sys.Insp Has Been Conducted1997-03-21021 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 9506301995-06-19019 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 Impairment1994-05-27027 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 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 Closed1994-02-25025 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 ML20063H4341994-02-0808 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 9401061994-01-21021 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 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 Closed1994-01-0505 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 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 Cleared1993-12-0909 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 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 9310291993-11-18018 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 9310301993-11-0404 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 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 9309071993-09-24024 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 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 Operability1992-11-20020 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 ML20116K7831992-11-10010 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 ML20118A3661992-08-25025 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 ML20102A5321992-07-21021 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 ML20096D9081992-05-11011 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 ML20095A7811992-04-15015 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 ML20094K0531992-03-13013 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 ML20090A3101992-02-24024 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 ML20091P7941992-01-28028 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 9201311991-11-25025 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 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 19921991-09-20020 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 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 Repaired1991-08-15015 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 Noise1991-06-24024 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 Place1991-03-20020 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 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 9012311990-11-15015 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 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 Established1990-08-0303 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 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 Place1990-06-29029 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 ML20247L6651989-09-19019 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 ML20246N0541989-08-31031 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 ML20246M1241989-07-10010 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 ML20245A1141989-06-15015 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 ML20247K2741989-05-23023 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 ML20247F9791989-05-19019 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 ML20245L3271989-05-0101 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 ML20246L4081989-03-17017 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 ML20235R2351989-02-23023 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 Accomplished1988-11-14014 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 ML20206C8011988-11-0909 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 ML20205Q5361988-10-31031 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 ML20205E2991988-10-19019 October 1988 Followup Ro:Maint Completed & Fire Barrier Separating Fire Areas 19 & 20 Restored to Operable Status on 880919 ML20207L8021988-10-10010 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 ML20245D8901988-10-0303 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 ML20155C2701988-10-0303 October 1988 Special Rept on Untimely Submittal of 19 Lers.Training on Safety Responsibilities to Begin Immediately Following Development of Training Plan ML20154N4801988-09-23023 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 ML20154N5331988-09-23023 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 ML20154G9941988-09-15015 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 ML20154H0171988-09-14014 September 1988 Special Rept:On 880815,B Channel Reactor Vessel Level Instrumentation Inoperable Due to Junction Thermocouple Probe Failure.Replacement Sensors to Be Purchased 1998-11-25 Category:TEXT-SAFETY REPORT MONTHYEARML20217B5401999-10-0606 October 1999
[Table view]Safety Evaluation Supporting Amend 193 to License DPR-40 ML20217A9931999-09-30030 September 1999 NRC Regulatory Assessment & Oversight Pilot Program, Performance Indicator Data LIC-99-0096, Monthly Operating Rept for Sept 1999 for Fcs,Unit 1.With1999-09-30030 September 1999 Monthly Operating Rept for Sept 1999 for Fcs,Unit 1.With ML20211J9321999-09-0202 September 1999 Safety Evaluation Concluding That Licensee Proposed Alternatives Provide Acceptable Level of Quality & Safety. Proposed Alternatives Authorized for Remainder of Third ten- Yr ISI Interval for Fort Calhoun Station,Unit 1 LIC-99-0084, Monthly Operating Rept for Aug 1999 for Fort Calhoun Station.With1999-08-31031 August 1999 Monthly Operating Rept for Aug 1999 for Fort Calhoun Station.With ML20216E6431999-08-26026 August 1999 Rev 19 to TDB-VI, COLR for FCS Unit 1 ML20210R1961999-07-31031 July 1999 Monthly Operating Rept for July 1999 for Fcs,Unit 1 ML20210G2181999-07-27027 July 1999 Safety Evaluation Supporting Amend 192 to License DPR-40 ML20210D9951999-07-22022 July 1999 Safety Evaluation Supporting Amend 191 to License DPR-40 ML20216E6361999-07-21021 July 1999 Rev 18 to TDB-VI, COLR for FCS Unit 1 ML20210R2081999-06-30030 June 1999 Revised Monthly Operating Rept for June 1999 for Fcs,Unit 1 LIC-99-0065, Monthly Operating Rept for June 1999 for Fort Calhoun Station,Unit 1.With1999-06-30030 June 1999 Monthly Operating Rept for June 1999 for Fort Calhoun Station,Unit 1.With ML20196H8621999-06-30030 June 1999 NRC Regulatory Assessment & Oversight Pilot Program, Performance Indicator Data, June 1999 Rept ML20210P5461999-06-0808 June 1999 Rev 0,Vols 1-5 of Fort Calhoun Station 1999 Emergency Preparedness Exercise Manual, to Be Conducted on 990810. Pages 2-20 & 2-40 in Vol 2 & Page 4-1 in Vol 4 of Incoming Submittal Not Included ML20195B4581999-05-31031 May 1999 Rev 3 to CE NPSD-683, Development of RCS Pressure & Temp Limits Rept for Removal of P-T Limits & LTOP Requirements from Ts ML20207H7401999-05-31031 May 1999 Performance Indicators Rept for May 1999 LIC-99-0053, Monthly Operating Rept for May 1999 for Fort Calhoun Station,Unit 11999-05-31031 May 1999 Monthly Operating Rept for May 1999 for Fort Calhoun Station,Unit 1 ML20195B4521999-05-17017 May 1999 Technical Data Book TDB-IX, RCS Pressure - Temp Limits Rept (Ptlr) ML20206L4241999-05-10010 May 1999 Safety Evaluation Supporting Corrective Actions to Ensure That Valves Are Capable of Performing Intended Safety Functions & OPPD Adequately Addressed Requested Actions Discussed in GL 95-07 ML20206M2601999-05-0606 May 1999 SER Concluding That Licensee IPEEE Complete Re Info Requested by Suppl 4 to GL 88-20 & IPEEE Results Reasonable Given FCS Design,Operation & History LIC-99-0047, Monthly Operating Rept for Apr 1999 for Fort Calhoun Station Unit 1.With1999-04-30030 April 1999 Monthly Operating Rept for Apr 1999 for Fort Calhoun Station Unit 1.With ML20195E8621999-04-30030 April 1999 Performance Indicators, for Apr 1999 ML20205Q5831999-04-15015 April 1999 Safety Evaluation Supporting Amend 190 to License DPR-40 ML20210J4331999-03-31031 March 1999 Changes,Tests, & Experiments Carried Out Without Prior Commission Approval for Period 981101-990331.With USAR Changes Other than Those Resulting from 10CFR50.59 ML20206G2641999-03-31031 March 1999 Performance Indicators Rept for Mar 1999 LIC-99-0034, Monthly Operating Rept for Mar 1999 for Fcs,Unit 1.With1999-03-31031 March 1999 Monthly Operating Rept for Mar 1999 for Fcs,Unit 1.With ML20205J8181999-02-28028 February 1999 Performance Indicators, for Feb 1999 LIC-99-0025, Monthly Operating Rept for Feb 1999 for Fort Calhoun Station,Unit 1.With1999-02-28028 February 1999 Monthly Operating Rept for Feb 1999 for Fort Calhoun Station,Unit 1.With ML20207F3291999-01-31031 January 1999 FCS Performance Indicators for Jan 1999 ML20203B0991998-12-31031 December 1998 Performance Indicators for Dec 1998 LIC-99-0026, 1998 Omaha Public Power District Annual Rept. with1998-12-31031 December 1998 1998 Omaha Public Power District Annual Rept. with LIC-99-0003, Monthly Operating Rept for Dec 1998 for Fort Calhoun Station.With1998-12-31031 December 1998 Monthly Operating Rept for Dec 1998 for Fort Calhoun Station.With ML20198S3771998-12-31031 December 1998 Safety Evaluation Supporting Amend 189 to License DPR-40 ML20198S4831998-12-31031 December 1998 Safety Evaluation Supporting Amend 188 to License DPR-40 ML20196G2251998-12-18018 December 1998 Rev 2 to EA-FC-90-082, Potential Over-Pressurization of Containment Penetration Piping Following Main Steam Line Break in Containment ML20198M3141998-11-30030 November 1998 Performance Indicators Rept for Nov 1998 LIC-98-0172, Monthly Operating Rept for Nov 1998 for Fort Calhoun Station,Unit 1.With1998-11-30030 November 1998 Monthly Operating Rept for Nov 1998 for Fort Calhoun Station,Unit 1.With 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 Investigated1998-11-25025 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 ML20203B0721998-11-16016 November 1998 Rev 6 to HI-92828, Licensing Rept for Spent Fuel Storage Capacity Expansion ML20196E4981998-10-31031 October 1998 Performance Indicators Rept for Oct 1998 ML20196G2441998-10-31031 October 1998 Changes,Tests & Experiments Carried Out Without Prior Commission Approval. with USAR Changes Other than Those Resulting from 10CFR50.59 LIC-98-0154, Monthly Operating Rept for Oct 1998 for Fort Calhoun Station,Unit 1.With1998-10-31031 October 1998 Monthly Operating Rept for Oct 1998 for Fort Calhoun Station,Unit 1.With ML20154M4881998-10-19019 October 1998 Safety Evaluation Supporting Amend 186 to License DPR-40 ML20154N2411998-10-19019 October 1998 Safety Evaluation Supporting Amend 187 to License DPR-40 LIC-98-0136, Monthly Operating Rept for Sept 1998 for Fort Calhoun Station,Unit 1.With1998-09-30030 September 1998 Monthly Operating Rept for Sept 1998 for Fort Calhoun Station,Unit 1.With ML20155G4261998-09-30030 September 1998 Performance Indicators for Sept 1998 ML20154A1251998-08-31031 August 1998 Performance Indicators, Rept for Aug 1998 LIC-98-0122, Monthly Operating Rept for Aug 1998 for Fort Calhoun Station Unit 1.With1998-08-31031 August 1998 Monthly Operating Rept for Aug 1998 for Fort Calhoun Station Unit 1.With ML20238F7231998-08-17017 August 1998 Owner'S Rept for Isis ML18066A2771998-08-13013 August 1998 Part 21 Rept Re Deficiency in CE Current Screening Methodology for Determining Limiting Fuel Assembly for Detailed PWR thermal-hydraulic Sa.Evaluations Were Performed for Affected Plants to Determine Effect of Deficiency 1999-09-30 |
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Omaha Public Power District 1623 Harney Omaha. Net'rask.a 68102 2247 402/536 4000 October 19, 1988 LIC-88-919 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Mail Station P1-137 Washington, DC 20555
References:
- 1. Docket 50-285
- 2. Letter from 0 PPD (K. J. Morris) to NRC (Document Control Desk)datedAugust4,1988(LIC-88-596)
Gentlemen:
SUBJECT:
Follow-up to Special Report on Inoperability of Fire Barriers Omaha Public Power District (0 PPD) reported in Reference 2, the inoperability of a fire barrier separating fire areas 19 and 20, the compensatory actions taken, and a list of maintenance orders generated to repair the fire barrier.
The purpose of this submittal is to inform you that the maintenance has been l completed, and that the fire barrier was restored to operable status September 19, 1988.
If you have any questions concerning this matter, please contact us.
Sincerely, l
K.
f////
. Morris Division Manager Nuclear Operations l
l KJM/mc LeBoeuf, Lamb, Leiby & MacRae j
1333 New Hampshire Ave., N.W.
l U"hington, DC 20036 l
l .. v. Martin, NRC Regional Administrator P. D. M11ano, NRC Project Manager P. H. Harrell, NRC Senior Resident Inspector l
l I'
c:810270353 881019 5 DR ADOCK 0500 p
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