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| Issue date | Title | Topic | |
|---|---|---|---|
| 05000443/LER-1989-006, Forwards LER 89-006-00 Re Misposition of Unborated Water Source Locked Valves.In Addition to Corrective Actions Review of Operating Experience Revealed No Specific Trends or Indications of Diminished Performance | 28 April 1989 | Forwards LER 89-006-00 Re Misposition of Unborated Water Source Locked Valves.In Addition to Corrective Actions Review of Operating Experience Revealed No Specific Trends or Indications of Diminished Performance | |
| ML17348B492 | 15 August 1990 | Forwards Revised Evacuation Time Estimates Incorporating Vehicles Hidden from Aerial Observation,Per ALAB-932 & ASLB Memorandum & Order LBP-90-20.Revised Estimates Will Be Incorporated Into Radiological Emergency Response Plan | |
| ML19208A117 | 15 August 1979 | Responds to IE Bulletin 79-14 Re Seismic Analysis for as-built safety-related Piping Sys.Describes Method of Verification of Seismic Analysis.Westinghouse Is Responsible for Seismic Analysis of RCS | |
| ML19210E459 | 4 October 1979 | Responds to NRC 790828 Ltr Re Violations Noted in IE Insp Repts 50-443/79-06 & 50-444/79-06.Corrective actions:log-in & Badge Control Program Begun in Warehouses & Insp Procedure X-9 Revised | |
| ML19211A921 | 13 December 1979 | Advises That Current Schedule Calls for June 1980 Submittal of FSAR | |
| ML19225D112 | 28 June 1979 | Responds to IE Bulletins 78-12,12A & 12B.Requested Info Was Sent to NRC on 790608,in C-E Rept Atypical Weld Matl in Reactor Pressure Vessel Welds. C-E Certification Encl | |
| ML19242B228 | 12 July 1979 | Responds to IE Bulletin 79-11.Westinghouse Circuit Breakers DB-50 or DB-75 Are Not Used in Any safety-related Sys at Facility | |
| ML19242B436 | 25 May 1979 | Responds to IE Bulletin 79-04 & 790330 Ltr.Will Use 3-inch Valves in Primary Component Cooling Sys & 6-inch Valves in Thermal Regenerating Sys B.No Corrective Actions Necessary on Velan Swing Check Valves | |
| ML19242B752 | 6 August 1979 | Forwards Memo Submitted to Nh Public Utils Commission, Dn Merril & Rj Harrison Testimonies Before Commonwealth of Ma Dept of Public Utils & Rj Harrison Statement Before House Commerce & Consumer Affairs Committee,As Requested | |
| ML19247B328 | 6 July 1979 | Responds to IE Bulletin 79-12,Revision 1,re Pipe Support Base Plate Designs Using Concrete Expansion Anchor Bolts. Submits Procedure for Reviewing Calculations to Validate Effects of Plate Flexibility | |
| ML19249A891 | 27 July 1979 | Responds to IE Bulletin 79-03.Submits Rept on Longitudinal Weld Defects in ASME SA-312 Type 304 Stainless Steel Pipe Spools Mfg by Youngstown Welding & Engineering Co.Welds Are Acceptable | |
| ML19249E570 | 5 September 1979 | Responds to IE Bulletin 79-15 Re Deep Draft Pump Deficiencies.Four Svc Water Pumps & Four Svc Water Cooling Tower Pumps Are Used | |
| ML19252A296 | 13 February 1981 | Responds to NRC 810120 Ltr Re Violation Noted in IE Insp Repts 50-443/81-13 & 50-444/81-13.Corrective Actions:Addl Guidelines Will Be Established for Rebars to Be Cut by Const | |
| ML19253C329 | 21 November 1979 | Requests Authorization to Use Code Case-N-103-1 (1715-1) Re Assignment of PNOs to ASME Matl.Codes Not Covered in Reg Guide 1.84,Revision 15 or 1.85,Revision 15 | |
| ML19253C998 | 6 December 1979 | Forwards Final Deficiency Rept on Discrepancy in Drawings Re Design Calculation Concrete Reinforcement Requirements for Control & Diesel Generator Bldgs | |
| ML19253D011 | 19 October 1979 | Responds to IE Bulletin 79-23.No Connection Exists Between Transformer Power Windings & Generator Neutral | |
| ML19254A702 | 11 June 1979 | Responds to NRC 790514 Ltr Re Violations Noted in IE Insp Repts 50-443/79-05 & 50-444/79-05.Corrective Actions:All Motors W/Space Heaters Were Hard Wired & Electrical Connections Inspected | |
| ML19257C047 | 6 December 1979 | Forwards Interim Deficiency Rept Re Use of Invalid Seismic Amplified Response Spectra.Deficiency Reported During 791106 Telcon.Final Rept Will Be Submitted by 800601 | |
| ML19257C059 | 20 November 1979 | Responds to NRC 791030 Ltr Re Violations Noted in IE Insp Repts 50-443/79-07 & 50-444/79-07.Corrective Actions: Production Splices Reinspected & Inspector Given Training | |
| ML19259D235 | 10 October 1979 | Submits Suppl 3 to Amend 40 of 730330 Application for OL & Request for Partial Transfer of CPPR-135 & CPPR-136. Opinion from State of VT Public Svc Board Encl | |
| ML19260D345 | 13 December 1979 | Responds to NRC 791105 Ltr Re Violations Noted in IE Insp Repts 50-443/79-08 & 50-444/79-08.Corrective Actions: Measures Taken to Assure Deviations Are Corrected Promptly, Precluding Repetition of Adverse Conditions | |
| ML19260E266 | 7 February 1980 | Responds to NRC 791226 Ltr Re Info on Evacuation Time Estimates for Areas Surrounding Plants.Scope of Evacuation Analysis for FSAR Will Be Expanded W/Completion by mid-1980 Rather than 800331 as Requested by NRC | |
| ML19263A684 | 27 October 1978 | Forwards Deficiency Rept Re Refueling Water Storage Tank Design | |
| ML19269E812 | 24 May 1979 | Responds to IE Bulletin 79-07.Westinghouse Does Not Employ Algebraic Summation Techniques for Response Spectrum Modal Analysis,Nor Do Time History Analysis Techniques Employ Earthquake Directional Motions | Earthquake |
| ML19269E892 | 11 May 1979 | Responds to IE Bulletin 79-03.Pipes Mfg by Youngstown Welding & Engineering Co Are Being Used & Will Be Ultrasonically Tested in Accordance W/Dravo Procedure ESM-UT-4 | |
| ML19270H471 | 13 August 1979 | Submits Table Showing Estimated Value of Bonds Issuable by Util Based Upon Continuation of Present CWIP-based Revenue in One Case & CWIP-based Revenue Removed as of 790501 in Other Case.W/Certificate of Svc | |
| ML19274C702 | 2 November 1978 | Responds to 780913 Ltr Re the Use of Iafolla Aggregate at Seabrook W/Encl Test Results.While Iafolla Aggregate Has Not Been in Use,Encl Tests Indicate That Use Is Acceptable.Its Use Is Planned,Given Advantageous Econ & Other Factors | |
| ML19275A929 | 15 October 1979 | Requests Authorization to Use Code Cases Not in Reg Guides 1.84,Revision 15 or 1.85,Revision 15:Code Case N-237,Code Case N-218 & Code Case N-228 | Hydrostatic |
| ML19276H629 | 6 December 1979 | Forwards Interim Deficiency Rept Re Use of Invalid Seismic Amplified Response Spectra.Final Rept Will Be Submitted by 800601 | |
| ML19281A640 | 13 February 1979 | Responds to NRC 790115 Ltr Re Violations Noted in IE Insp Repts 50-443/78-16 & 50-444/78-16.Corrective Actions: Structural Steel Stored Property & Surveillance of Area Increased | |
| ML19281B082 | 27 March 1979 | Requests Extension of Time to 790928 to Respond to IE Bulletin 78-12,12A & 12B.Westinghouse & C-E Need Addl Time to Provide Info & Verification for Reactor Vessels | |
| ML19289E761 | 23 April 1979 | Responds to IE Bulletin 79-09.GE Type AK-2 Circuit Breakers Not Planned for Use | |
| ML19289F041 | 16 March 1979 | Responds to NRC 790316 Ltr Re Violations Noted in IE Insp Repts 50-443/79-02 & 50-444/79-02.Corrective Actions: Clarifies Wording of Two Statements in Insp Repts | |
| ML19290B841 | 25 October 1979 | Responds to IE Bulletin 79-24, Frozen Lines. Details Freeze Protection Measures | |
| ML19291C390 | 20 December 1979 | Responds to IE Bulletin 79-25, Failures of Westinghouse Bfd Relays in Safety-Related Sys. Util Does Not Use Westinghouse Bfd or Nbfd Relays | |
| ML19296A813 | 4 January 1980 | Responds to IE Bulletin 79-02,Revision 2.Concrete Expansion Anchors Not Used in Concrete Block Walls to Attach Piping Supports in Seismic Category I Sys.Pipe Supports W/Concrete Expansion Anchors Have Used Structural Steel Shapes | |
| ML19296D581 | 21 January 1980 | Notifies That Space Has Been Allocated to Accommodate Resident Inspector & Staff Per Requirements of NRC 791128 Ltr | |
| ML19296D674 | 4 February 1980 | Comments on IE Bulletin 79-28, Possible Malfunction of Namco EA180 Limit Switches at Elevated Temps. Valve Currently Installed Does Not Use Namco EA180 Limit Switch. Vendors Will Be Requested to Comply W/Bulletin in Future | |
| ML19309B719 | 1 February 1980 | Responds to NRC 800111 Ltr Re Violations Noted in IE Insp Repts 50-443/79-09 & 50-444/79-09.Corrective Actions:Revised Perini Procedure QAP-15-0 to Require Corrective Action Determination on Each Rept | |
| ML19318B908 | 5 June 1980 | Responds to IE Bulletin 80-05, Vacuum Condition Resulting in Damage to Chemical Vol Control Sys Holdup Tanks. All Tanks Except Resin Sluice & Primary Drain Tanks Either Will Not Experience or Can Withstand Full Vacuum Conditions | Boric Acid |
| ML19318C220 | 5 May 1980 | Responds to NRC 800401 Ltr Re Violations Noted in IE Insp Repts 50-443/80-03 & 50-444/80-03.Corrective Actions: Procedures Re Stud Welding Insp Instituted | |
| ML19320C706 | 30 May 1980 | Advises That Final Deficiency Rept Re Use of Invalid Seismic Amplified Response Spectra Originally Promised for 800601 Will Be Delayed Until 800901.Ongoing Corrective Action Not Sufficiently Complete to Render Final Rept | |
| ML19321B096 | 25 June 1980 | Responds to IE Bulletin 80-08, Examination of Containment Liner Penetration Welds. Each Unit Has 19 Penetrations W/ Flued Head Design.All Flued Head Penetrations to Be Butt Welded to Sleeves Using Consumable Inserts | |
| ML19322E138 | 14 March 1980 | Requests Approval of Encl Suppl 4 to Amend 40 of OL Application for Partial Transfer of CPs | |
| ML19323A893 | 21 March 1980 | Responds to IE Bulletin 80-03 Re Charcoal Loss from Tray Adsorber Cells.Charcoal Adsorbers for Facility Not Yet Mfg | |
| ML19323E323 | 19 May 1980 | Requests Change in Address for NRC Correspondence Re CPPR-135 & CPPR-136.Certificate of Svc Encl | |
| ML19324C167 | 6 November 1989 | Advises of Mods to Atmospheric Steam Dump Valves,Per NRC Info Notice 89-038, Atmospheric Dump Valve Failures at Palo Verde Units 1,2 & 3. | |
| ML19324C312 | 6 November 1989 | Responds to NRC Bulletin 89-002, Stress Corrosion Cracking of High Hardness Type 410 Stainless Steel Internal Preloaded Bolting in Anchor Darling Model S350W Swing Check Valves or Valves of Similar Design. | Anchor Darling |
| ML19324C382 | 31 October 1989 | Forwards Corrective Action Plan Summary in Response to Confirmatory Action Ltr 89-11.Evaluation of Effects of Natural Circulation Test on Charging Nozzle & Startup Test Program Rev Already Completed | |
| ML19324G679 | 15 March 1990 | Provides Info in Response to late-filed Allegations,Per 900314 Telcon | Boric Acid Fitness for Duty Shutdown Margin Reactor Vessel Water Level Commercial Grade Dedication Probabilistic Risk Assessment Coatings Temporary Modification Job Performance Measure |