RBG-15-413, Interim Deficiency Rept DR-93 Re Documentation & Code Stamping of Interconnecting Piping Between Reactor Water Cleanup Hxs.Info Awaited from Atlas Industrial Mfg Co.Next Rept Will Be Submitted by 830812
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(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
| ML20076L433 | |
| Person / Time | |
|---|---|
| Site: | River Bend  |
| Issue date: | 07/08/1983 |
| From: | Booker J GULF STATES UTILITIES CO. |
| To: | Jay Collins NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| References | |
| 10CFR-050.55E, 10CFR-50.55E, DR-93, RBG-15-413, NUDOCS 8307190179 | |
| Download: ML20076L433 (1) | |
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Category:DEFICIENCY REPORTS (PER 10CFR50.55E & PART 21)
MONTHYEARML20154E2171998-09-28028 September 1998
[Table view]Follow-up Part 21 Rept Re Defect with 1200AC & 1200BC Recorders Built Under Westronics 10CFR50 App B Program. Westronics Has Notified Bvps,Ano & RBS & Is Currently Making Arrangements to Implement Design Mods ML20236X2351998-08-0505 August 1998 Part 21 Rept Re Defect Associated W/Westronics 1200AC & 1200BC Recorders Built Under Westronics 10CFR50,App B Program.Beaver Valley,Arkansas Nuclear One & River Bend Station Notified.Design Mod Is Being Developed ML20203H9891997-12-12012 December 1997 Part 21 Rept Re Potential Manufacturing Defect of Enterprise DSR-4 & DSRV-4 Edgs.Cooper Energy Svcs Supplied 1A-7840 Adjusting Screw to Affected Utils & Sites.River Bend Station Replaced W/Acceptable Assemblies ML20140G4481997-05-0101 May 1997 Part 21 Rept Re Potential Defect in Component of Dsrv & Dsr Enterprise Standby Diesel Generator Sys.Recommends That Springs Be Inspected on Periodic Basis,Such as During Refueling Outages ML20115J3981996-07-22022 July 1996 Interim Part 21 Rept Re 3/4 Schedule 80 Pipe Furnished to Consolidated Power Supply.Investigation Revealed Only One Nuclear Customer Involved in Sale of Matl ML20115D2001996-07-0909 July 1996 Part 21 Rept Re Mfg Defect of Enterprise DSR-4 & DSRV-4 Edgs,Originally Mfg by Calcon Corp.Amot Control Corp Purchased Calcon Product Line & Maintains Design & Production.Valves Returned to Cooper Energy Svcs on 960131 ML20117G4641996-05-14014 May 1996 Part 21 Rept Re Cooper Bessemer Reciprocating Products,Div of Cooper Cameron Corp,Issued Ltr to Define Utils/Plants Containing Similar Equipment as Supplied on Cooper Bessemer Ksv & Enterprise Dsr EDGs ML20058K3841993-12-0909 December 1993 Part 21 Rept Re Potential Defect in Component of Dsrv & Dsr Enterprise Standby DG Sys,Regarding Potential Problem W/ Subcover Assembled Atop Power Head ML20127H2301993-01-15015 January 1993 Part 21 Rept Re Potential Defeat in Component of Dsrv & Dsr Enterprise Standby DG Sys.Starting Air Distributor Housing Assemblies Installed as Replacement Parts at Listed Sites ML20101R0641992-07-0808 July 1992 Part 21 Rept Re Defect in Forged Elbow SA234 Wpc.Initially Reported by Util on 920625.Connex Will Audit Quality Sys Prior to Awarding Purchase Orders to Ram Forge to Verify Measurements Taken on Elbow ML20101H5291992-06-25025 June 1992 Part 21 Re Forged Elbow Purchased by Connex Pipe Sys.Elbow Return to Connex to Be Repaired.Elbow Returned to Gulf States Util River Bend Station Unit 1 Along W/Associated Documentation ML20101G9211992-06-19019 June 1992 Part 21 Rept Re Rotated Fuel Assemblies Sometimes Inappropriate for Modern Type Fuel Designs.Reevaluation Concluded That Inadvertently Rotated Fuel Assembly for BWR 4/5 C-lattice Plant Could Not Exceed TS Safety Limit MCPR RBG-37042, Deficiency Rept:Employee Informed NRC of Defect in Forged Replacement Elbow Involving Numerous Areas Where Required Code & Design Min Wall Thickness Was Not Maintained.Licensee Returned Forged Elbow to Supplier1992-06-18018 June 1992 Deficiency Rept:Employee Informed NRC of Defect in Forged Replacement Elbow Involving Numerous Areas Where Required Code & Design Min Wall Thickness Was Not Maintained.Licensee Returned Forged Elbow to Supplier ML20094L1271992-03-13013 March 1992 Amend 1 to Part 21 Rept 159 Re Potential Defect in Power Cylinder Liner.Initially Reported on 920115.Caused by Liner/ Block Fit & Localized Matl Microstructure.All Drawings & Specs Revised to Address Matl Design Requirements ML20043A6091990-04-27027 April 1990 Part 21 Rept Re Defective Axial Cracks in Pump Shaft in Region Immediately Above Impeller & in Reactor Recirculation Pumps.Probably Caused by Crack Growth as Thermal Fatigue. Technical Advisory Bulletin Will Be Sent to Each Util ML19325E7271989-10-20020 October 1989 Part 21 Rept Re Defect in Eight GE Type CR 2940 Control Switches at Plant.Initial Condition Found on 890930.Contacts 3 & 4 for All Switches in Plant Sys Verified to Be in Correct Position for Intended Application RBG-31618, Part 21 Rept Re Defect in Standby Diesel Engine Replacement Rocker Arm Assembly Supplied by Cooper Industries.Caused by Use of Oversized Casting.Rocker Arm Assembly & Corrector Rod Replaced & Exhaust Valve Stems Readjusted1989-10-13013 October 1989 Part 21 Rept Re Defect in Standby Diesel Engine Replacement Rocker Arm Assembly Supplied by Cooper Industries.Caused by Use of Oversized Casting.Rocker Arm Assembly & Corrector Rod Replaced & Exhaust Valve Stems Readjusted RBG-31583, Part 21 Rept Re Slow Closure of One Main Turbine Control Valve.Caused by Turbine Control Valve Assumed to Close Due to Unspecified Failure in Turbine Control Circuit.Standing Order Issued to Change Max Critical Power Ratio Limit1989-10-0202 October 1989 Part 21 Rept Re Slow Closure of One Main Turbine Control Valve.Caused by Turbine Control Valve Assumed to Close Due to Unspecified Failure in Turbine Control Circuit.Standing Order Issued to Change Max Critical Power Ratio Limit ML20248E0121989-09-13013 September 1989 Supplemental Part 21 Rept Re Potential Problem W/Six Specific Engine Control Devices in Air Start,Lube Oil, Jacket Water & Crankcase Sys.Initially Reported on 890429. California Controls Co Will Redesign Valve Seating RBG-31189, Supplemental Part 21 Rept Re Defect in safety-related Limitorque Valve Operators.Initially Reported on 880119.List of Limitorque Operators W/Wire Lug Defaults Encl.All Defects Corrected Prior to Restart1989-06-30030 June 1989 Supplemental Part 21 Rept Re Defect in safety-related Limitorque Valve Operators.Initially Reported on 880119.List of Limitorque Operators W/Wire Lug Defaults Encl.All Defects Corrected Prior to Restart ML20245B6651989-06-15015 June 1989 Part 21 Rept 150 Re Potential Defect in Component of Dsr Standby Diesel Generator.Cause of Failure Determined to Be Combination of Insufficient Lubrication to Bushings.Listed Course of Action Recommended at Next Scheduled Engine Maint ML20154J4101988-05-12012 May 1988 Addendum 1 to Supplemental Part 21 Rept 145 Re Potential Problem w/F-573-156 Pressure Sensor/Lube Oil Trip.Initially Reported on 880429.Addl 1-1/8-inch Diameter W/Deep Counterbone in Pressure Head Added to Activate Valve ML20153B6191988-04-29029 April 1988 Part 21 Rept Re Potential Defect in Component of Dsr or Dsrv Standby Diesel Generators Supplied to Utils.Recommends Return of Subj Components in Onsite Warehouse Storage & Suggests Surveillance of Devices Already Installed RBG-27313, Part 21 Rept Re Defect in safety-related Limitorque Valve Operators.Initially Reported on 880114.Defective Lugs Replaced W/Correctly Sized Lugs & Rev of Procedures Underway to Include Insp of Lug Size on Motor Leads1988-01-19019 January 1988 Part 21 Rept Re Defect in safety-related Limitorque Valve Operators.Initially Reported on 880114.Defective Lugs Replaced W/Correctly Sized Lugs & Rev of Procedures Underway to Include Insp of Lug Size on Motor Leads ML20237G5781987-08-0707 August 1987 Part 21 & Deficiency Rept 142 Re Defect in Starting Air Distributor Sys of Dsr Standby Diesel Generator.Drain Sys Will Be Permanently Installed in Start Air Distributor ML20236N7131987-08-0505 August 1987 Part 21 Rept Re Potential Problem W/Vibration in Lube Oil & Jacket Water Sys.At Rancho Seco Site,Fatigue Cracks Found in Welds of Support Members in Lubricating Oil Sys.Cracks Due to Vibration in Lube Oil Sys.Addl Preventive Action Taken ML20234C7351987-06-23023 June 1987 Supplemental Part 21 Rept Re Silicone Foam Seal Anomolies at Wolf Creek Generating Station ML20216E4721987-05-28028 May 1987 Part 21 Rept 140 Re Potential Defect in Air Pressure Regulators Mfg by Bellofram.Dripwell Gasket May Fail Due to Mismachining of Gasket Seating Surface Causing Loss of Control Air & Starting Air Pressure ML20211P7211987-02-23023 February 1987 Part 21 Rept Re Rockbestos Coaxial Cable Used in Sorrento Electronics Digital & Analog high-range Radiation Monitor. 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Area.Initially Reported on 850114.Suppression Pool Pumpback Sys Intended to Mitigate post-LOCA Passive Failures RBG-22395, Final Deficiency Rept DR-314 Re Fluid Leakage from Pump Seals to Pump Drive Motor in Borg-Warner Electrohydraulic Operators for Copes-Vulcan Modulating Valves.Initially Reported on 850830.Actuator Assemblies Repaired1985-10-16016 October 1985 Final Deficiency Rept DR-314 Re Fluid Leakage from Pump Seals to Pump Drive Motor in Borg-Warner Electrohydraulic Operators for Copes-Vulcan Modulating Valves.Initially Reported on 850830.Actuator Assemblies Repaired ML20205C6891985-09-17017 September 1985 Part 21 Rept Re Potential Defect in Centerline,Inc Lube Oil Check Valves of Dsr Standby Diesel Generator Which Could Result in Engine Nonavailability.Valve Seat Matl Will Be Changed to Buna N.List of Tdi Part 21 Repts Encl RBG-22-116, Revised Final Part 21 Rept DR-259 Re Split Terminal Blocks Mfg by Underwriters Safety Device Co.Engineering & Design Coordination Rept Initiated & Corrective Maint Procedure 1026 Changed Re Replacement of Restraints1985-09-16016 September 1985 Revised Final Part 21 Rept DR-259 Re Split Terminal Blocks Mfg by Underwriters Safety Device Co.Engineering & Design Coordination Rept Initiated & Corrective Maint Procedure 1026 Changed Re Replacement of Restraints RBG-22-121, Interim Deficiency Rept DR-314 Re Leakage of Fluid Fyrquel from Pump Seals to Pump Drive Motor in Borg-Warner Electrohydraulic Operators for Copes-Vulcan Modulating Valves.Interim or Final Rept Will Be Provided by 8510161985-09-16016 September 1985 Interim Deficiency Rept DR-314 Re Leakage of Fluid Fyrquel from Pump Seals to Pump Drive Motor in Borg-Warner Electrohydraulic Operators for Copes-Vulcan Modulating Valves.Interim or Final Rept Will Be Provided by 851016 ML20135A8381985-09-0505 September 1985 Part 21 Rept Re Environ Qualification Failure of Reliance Class Rh Ac Motors During Qualification Testing.Item Not Reportable Per Part 21 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Curves1985-07-24024 July 1985 Final Deficiency Rept DR-290 Re Leak Rates of Charcoal Filtration Sys Ductwork.Initially Reported on 850724.All Affected Ductwork Retested Using Fan Pressures Taken from vendor-supplied Fan Performance Curves 1998-09-28 Category:TEXT-SAFETY REPORT MONTHYEARRBG-45144, Monthly Operating Rept for Sept 1999 for River Bend Station. with1999-09-30030 September 1999
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GULF STATES UTILITIES COMPANY POSTOFFICE B o x 2 9 51 a DEAUMONT. TEXAS 77704 AREA CODE 713 838-6631 July 8, 1983 RBG- 15,413 File Nos. G9.5, G9.25.1.1 Mr. John T. Collins, Regional Administrator U. S. Nuclear Regulatory Commission Region IV, Office of Inspection and Enforcement ])]@[
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611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011 1 R 13 W ,
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Dear Mr. Collins:
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River' Bend Station Unit 1 Docket No. 50-458 Interim Report /DR-93 In'our Interim Report dated May 25, 1983, Gulf States Utilities Company (GSU) informed Region IV of the status of the. condition potentially reportabic under 10CFR50.55(e) concerning documentation and code stamping of the interconnecting piping between the Reactor Water Cleanup heat exchangers (DR-93). GSU is awaiting information from the supplier of the interconnecting piping (Atlas Industrial Manufacturing Company). An interim or final status report will'be submitted by August 12, 1983.
Sin erely,
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i J. E. B ker 8 Manager-Engineering, Nuclear Fuels & Licensing River Bend Nuclear Group
[RfD JEB/PJD/kt cc: Director of Inspection & Enforcement U. S. Nuclear-Regulatory Commission Washington, D. C. 20555 R. L. Brown (SRI)
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