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| Issue date | From | Title | Project stage | |
|---|---|---|---|---|
| ML20235S297 | 2 October 1987 | Hood D Office of Nuclear Reactor Regulation | Summary of 870923 Meeting W/Westinghouse Re Technical Basis for Westinghouse Recommended Actions,Criteria & Conclusions in to Utils That Use Models DS-416,DSL-416, DS-420,DS-206 & DSL-206 Switchgear in Class 1E Svc | Meeting |
| ML20236A614 | 16 October 1987 | Hood D Office of Nuclear Reactor Regulation | Advises That Util Insp of Reactor Trip Breakers Revealed Catawba Pole Shaft Which Had Welds W/Indications of Cracking.Forwards Informal Technical Communication from Franklin Research Ctr Re Initial Observation | Other |
| ML20236A849 | 16 October 1987 | Hood D Office of Nuclear Reactor Regulation | Forwards I.6177-5-1, Interim Rept on McGuire Reactor Trip Breaker 2B Failure Evaluation & Rcommended Corrective Actions from Westingtonhouse. Rept Explains Mechanical Binding Which Kept Breaker from Opening on 870702 | Other |
| ML20236D105 | 21 October 1987 | Hood D Office of Nuclear Reactor Regulation | Provides Record of 871020 Telcon Between D Hood,D Sellers & V Hodge of NRC & J Mcvicker & Cowne of Bg&E Re Unit 1 480 Volt Circuit Breaker W/Broken Weldment Connecting Ctr Pole Lever to Pole Shaft.Util Exam Results in 860918 Memo | Other |
| ML20236F547 | 23 October 1987 | Hood D Office of Nuclear Reactor Regulation | Documents 871020 Telcon W/Util Re Unit 2 Circuit Breaker Pole Shaft Weld Failure | Other |
| ML20236F965 | 27 October 1987 | Hood D Office of Nuclear Reactor Regulation | Notification of 871103 Meeting W/Util & Westinghouse in Philadelphia,Pa to Discuss Results of Franklin Research Ctr Exam of Cracks in Pole Shaft Welds of Reactor Trip Breaker | Meeting |
| ML20236S018 | 18 November 1987 | Hood D Office of Nuclear Reactor Regulation | Summarizes 871020 Telcon Between NRC & Util Re Two Broken Fillet Welds on Pole Shaft Assembly of Circuit Breaker That Energizes Emergency Fire Protection Pumps for Facility. Photographs Attached to 870710 Memo to NRC Encl | Other |
| ML20149M198 | 16 February 1988 | Taylor J DAIRYLAND POWER COOPERATIVE | Advises That Since Util No Longer Operating Reactor Licensee Due to 870430 Shutdown & 870804 Amend,Modifying License DPR-45 to Possess But Not Operate Status,Generic Ltr 88-01 Determined Inapplicable to Facility | Other |
| 3F0288-18, Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Plant Does Not Use Westinghouse Circuit Breaker Models DS-206,DSL-206,DS-416,DSL-416 & DS-420 | 23 February 1988 | Duke Energy Eric Simpson | Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Plant Does Not Use Westinghouse Circuit Breaker Models DS-206,DSL-206,DS-416,DSL-416 & DS-420 | Other |
| ML20196H353 | 25 February 1988 | Taylor J DAIRYLAND POWER COOPERATIVE | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. No Westinghouse Ds Series Circuit Breakers Installed at Facility | Other |
| ML20147G854 | 1 March 1988 | YANKEE ATOMIC ELECTRIC CO. Devincentis J | Responds to NRC Bulletin 88-001 Re Westinghouse Ds Series Circuit Breakers Used in safety-related Applications.Plant Does Not Have Any Westinghouse Ds Series Circuit Breakers | Other |
| ML20147F998 | 4 March 1988 | Portland General Electric Cockfield D | Submits Response to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Author Does Not Utilize Any Westinghouse Circuit Breakers,As Identified in Subj Bulletin,In Class 1E Applications at Facility | Other |
| ML20150B182 | 7 March 1988 | Duke Energy Tucker H | Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Plant Does Not Use Westinghouse Circuit Breakers in Class 1E Applications So Bulletin 88-001 Does Not Apply to Plant | Other |
| ML20148A890 | 7 March 1988 | Duquesne Light Company Sieber J | Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Unit 1 Has No Westinghouse Ds Circuit Breakers Used in Class 1E Application.Unit 2 Reactor Trip & Bypass Breakers Insp Initiated Per Info Notice 87-035 | Other |
| ML20150A899 | 9 March 1988 | Fay C WEC Energy Group | Provides Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Util Determined That Westinghouse Series Ds Circuit Breakers Not Employed at Plant.Insp Required by Bulletin Not Applicable to Plant | Other |
| ML20150C407 | 11 March 1988 | FirstEnergy Standerfer F | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Util Determined That Westinghouse Type Ds Circuit Breakers Not Used at Plant | Other |
| BECO-88-050, Notifies That Westinghouse Circuit Breakers Not in Use or Planned to Be Used in safety-related Applications at Util, in Response to NRC Bulletin 88-001 | 15 March 1988 | Bird R Eversource Energy | Notifies That Westinghouse Circuit Breakers Not in Use or Planned to Be Used in safety-related Applications at Util, in Response to NRC Bulletin 88-001 | Other |
| ML20148B666 | 16 March 1988 | Larson C | Responds to 880205 NRC Compliance Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Westinghouse Ds Series Circuit Breakers Not Used in Class IE Svc at Plant | Other |
| NRC-88-0072, Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Util Does Not Utilize Subj Circuit Breakers | 24 March 1988 | DTE Energy Sylvia B | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Util Does Not Utilize Subj Circuit Breakers | Other |
| ML20148K225 | 25 March 1988 | NORTHEAST UTILITIES Mroczka E CONNECTICUT YANKEE ATOMIC POWER CO. Northeast Nuclear Energy | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Two Reactor Trip Breakers & Two Reactor Trip Bypass Breakers Subj to Bulletin Used at Millstone Unit 3.Main Pole Shaft Weld Insps Completed by 880225 | Other |
| ML20151G791 | 28 March 1988 | SACRAMENTO MUNICIPAL UTILITY DISTRICT Andognini G | Confirms That Westinghouse Ds Breakers Not Used at Facility, Per IE Bulletin 88-001, Defects in Westinghouse Circuit Breakers | Other |
| W3P88-0051, Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Util Does Not Use Westinghouse Series Ds Circuit Breakers & Not Subj to Insps Requested in Bulletin | 29 March 1988 | Burski R LOUISIANA POWER & LIGHT CO. | Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Util Does Not Use Westinghouse Series Ds Circuit Breakers & Not Subj to Insps Requested in Bulletin | Other |
| ML20151A945 | 30 March 1988 | Xcel Energy Robert Williams | Responds to IE Bulletin 88-001 Re Westinghouse Ds/Dsl Circuit Breakers.Ref Components Not Utilized at Facility | Other |
| 0CAN048804, Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Informs That No Instances of Circuit Breakers Being Installed in safety-related Applications Identified at Plant | 1 April 1988 | Entergy Howard D | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Informs That No Instances of Circuit Breakers Being Installed in safety-related Applications Identified at Plant | Other |
| ML20151B202 | 4 April 1988 | Southern Nuclear Mcdonald R | Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers.Insp of All Westinghouse DS-415 Reactor Trip & Bypass Breakers Completed on 880308 & Results Encl | Other |
| RBG-27645, Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Util Does Not Utilize Any Circuit Breakers Subj to Bulletin in Class 1E Svc at Plant | 4 April 1988 | GULF STATES UTILITIES CO. Booker J | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Util Does Not Utilize Any Circuit Breakers Subj to Bulletin in Class 1E Svc at Plant | Other |
| ML20148Q724 | 7 April 1988 | Southern Nuclear Gucwa L | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. No Westinghouse Models DS-206,DSL-206, DS-416,DSL-416 or DS-420 Breakers in Class 1E Circuits at Hatch | Other |
| ML20151H779 | 7 April 1988 | FirstEnergy Fiedler P | Informs That Westinghouse Ds Circuit Breakers Not Utilized in Any 1E Application at Plant But Used in non-1E Applications & Will Be Included in Util Preventive Maint Program | Other |
| ML20151E419 | 8 April 1988 | Exelon (FORMERLY PHILADELPHIA ELECTRIC Kowalski S | Responds to 880205 NRC Bulletin 88-01 Re Defects in Westinghouse Circuit Breakers for Facilities.Westinghouse Ds Series Circuit Breakers Not Used at Plants.Other Provisions of Bulletin Do Not Apply to Plants | Other |
| ML20151E868 | 11 April 1988 | Ameren Schnell D | Forwards Response to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers in Class 1E Svc.All Required long-term & short-term Insps Completed | Other |
| ML20151H965 | 13 April 1988 | American Electric Power Alexich M | Responds to NRC Bulletin 88-001, Deficiencies in Westinghouse Circuit Breakers. Bulletin Addresses Deficiencies Exclusive to Westinghouse Ds/Dsl Type Circuit Breakers & Outlines Specific Insps to Be Performed | Other |
| ML20151G115 | 13 April 1988 | Mcdonald D Office of Nuclear Reactor Regulation | Ack Receipt of in Response to NRC Bulletin 88-001 Re Westinghouse Circuit Breakers.Plant Does Not Use or Plan Use of Circuit Breakers,Therefore Matter Closed | Other |
| ML20205P688 | 20 April 1988 | Maine Yankee Randazza J | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. No Circuit Breakers Subj to Bulletin Installed in Plant | Other |
| ML20155E392 | 9 June 1988 | Southern Nuclear Hairston W | Responds to NRC Bulletin 88-001 Re Defects in Westinghouse Circuit breakers.Sixty-six of sixty-seven Breakers Required New Pole Shafts Due to Failure of Welds to Meet Bulletin Requirements Resulting from Insp | Other |
| ML20150B526 | 30 June 1988 | Duquesne Light Company Sieber J | Informs That All Class 1E DS-416 Breakers Now in Use Comply W/Nrc Bulletin 88-001 Re Defects in Westinghouse Circuit Breakers | Other |
| ML20150D397 | 5 July 1988 | Hood D Office of Nuclear Reactor Regulation | Advises That Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers, Satisfactory | Other |
| ML20151E018 | 14 July 1988 | Dromerick A Office of Nuclear Reactor Regulation | Advises That Util 880407 Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers, Satisfactory | Other |
| ML20151Q920 | 2 August 1988 | Craig Harbuck Office of Nuclear Reactor Regulation | Informs That Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers, Satisfactory | Other |
| ML20154D233 | 9 September 1988 | Office of Nuclear Reactor Regulation Wigginton D | Informs That Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers, Satisfactory & No Further Reply Necessary | Other |
| ML20154E154 | 9 September 1988 | Office of Nuclear Reactor Regulation Rooney V | Advises That 880408 Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers, Satisfactory | Other |
| ML20155A456 | 29 September 1988 | Office of Nuclear Reactor Regulation Mcneil S | Requests Addl Info Re Util 880908 Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Response Requested within 70 Days of Ltr Date | Other |
| ML20235J168 | 17 February 1989 | Office of Nuclear Reactor Regulation Labarge D | Advises That 880314 Response to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers Satisfactory. Westinghouse Ds Series Circuit Breakers Not Used in safety-related Applications at Plant | Other |
| ML20235J165 | 17 February 1989 | Luminant William Cahill | Provides Final Response to NRC Bulletin 88-001, Defects in Westinhouse Circuit Breakers. Alignment Check Specified in 871201 Submittal Satisfactorily Performed During Installation of Replacement Pole Shaft in Breakers | Other |
| ML20247C719 | 15 May 1989 | Exelon Richter M | Forwards Supplemental Response to NRC Bulletin 88-001 Re Westinghouse Series Ds Circuit Breakers.Insp Info Corrected | Supplement |
| ML20247K075 | 24 May 1989 | Southern Nuclear Hairston W | Responds to NRC Bulletin 88-001 Re Defects of Westinghouse Circuit Breakers.All forty-seven Westinghouse Type Ds Breakers Inspected Were Found to Have Acceptable Breaker Mechanism Alignment | Other |
| A07039, Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Pole Shafts for All Four Breakers Replaced During Recently Completed Refueling Outage | 24 July 1989 | NORTHEAST UTILITIES Mroczka E Northeast Nuclear Energy | Responds to NRC Bulletin 88-001, Defects in Westinghouse Circuit Breakers. Pole Shafts for All Four Breakers Replaced During Recently Completed Refueling Outage | Other |