TAC:11431
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Request for: Approved, Closed | |
Initiation
Questions Answers Results Other: ML18113A966, ML18113A996, ML18114A612, ML18114A720, ML19207B079, ML19224C794, ML19225C064, ML19241B211, ML19246A721, ML19261C984, ML19269D615, ML19289F676, ML19344D736, ML20244A550, ML20244A556, ML20244A647 | |
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MONTHYEARML18113A9961979-03-13013 March 1979
[table view]Order to Show Cause Re Potentially Deficient Piping Design. Orders Facility to Be Placed in Cold Shutdown within 48-h ML19282C6771979-03-15015 March 1979 Summary of 790308 Meeting W/S&W to Discuss Pipe Stress Calculations Using Pipestress Code ML18113A9671979-03-15015 March 1979 Notification of 790316 & 17 Meeting W/S&W in Bethesda,Md to Discuss Reinstating Operation at Facilities Which Received Shutdown Orders on 790313 ML18113A9661979-03-20020 March 1979 Summarizes 790320 Telcon W/S&W Re Future Actions to Resolve Outstanding Seismic Concern of Five Shutdown Plants.Requests Reanalysis Results of safety-related Piping Sys & Supports ML19263D8341979-03-26026 March 1979 Discusses 790301 Telcon W/Util & S&W.Nrc Requested Copy of Pipestress Computer Code to Compare W/Nupipe.S&W Stated Policy of Not Releasing Codes or Calculations.Meeting on 790308 for S&W to Bring Pipestress to NRC for Review ML18114A5381979-03-29029 March 1979 Assigns Responsibility for Prompt Meeting Notification Re 790313 Show Cause Orders ML20244A5561979-03-31031 March 1979 Answer to NRC 790313 Order to Show Cause.Will Reanalyze Seismic Loads on Piping Sys & Will Modify Sys Where Necessary.Expects to Submit Documented Results by 790424. Believes NRC Should Examine S&W Analyses ML20244A5501979-03-31031 March 1979 Forwards Formal Util Response to NRC 790313 Order to Show Cause Re Potentially Unsafe Piping Sys ML19261C9841979-04-0202 April 1979 Forwards Description of Info to Be Documented for NRC Review for Facility.Requests Schedule for Submittal of This Info Prior to Plant Startup ML19344D7361979-04-10010 April 1979 Record of Telcon W/D Ford (Ucs) on 790320 Re Chronology of NRC Activities Re Pipestress Issue ML19289E9721979-04-10010 April 1979 Summary of 790329-30 Meeting W/Util & S&W in Boston,Ma Re Progress to Date & Early Analysis of Pipe Stresses in safety-related Sys ML19270G5371979-04-11011 April 1979 Delineates Criterion to Develop plant-specific Info Packages on Site Visits ML20244A6471979-04-17017 April 1979 Licensees Response to 790402 Request of PA Public Util Commission for Hearing & Petition to Intervene Re 790313 Show Cause Order.Urges NRC to Hold Ruling in Abeyance. Certificate of Svc Encl ML19289F0811979-04-20020 April 1979 Summary of 790411-12 Meeting W/Util & S&W in Boston,Ma Re Status of Reanalysis Efforts & Review of Packages Completed to Date ML18114A6121979-05-18018 May 1979 Summarizes Procedures & Calculational Techniques Used in Reanalysis of Piping Sys Designed W/Shock II Computer Program.Reanalysis Will Satisfy 790313 Order to Show Cause ML19224C7941979-05-18018 May 1979 Requests Addl Info in Order for NRC to Review Proposed Amplified Response Spectra Using Soil Structure Interaction ML19269D6151979-05-23023 May 1979 Responds to NRC .Forwards Amplified Response Spectra Based on Soil Structure Interaction.Details Result of Analysis of Small Strain Valves of Plus or Minus 50% ML18114A7201979-05-25025 May 1979 Discusses Position Re Use of Soil Structure Interaction for Seismic Pipestress Analyses Being Performed.Approves Methodology,Provided That Seismic Stresses Calculated Are Increased by Factor of 1.5 ML19246A7211979-05-25025 May 1979 Submits Identified Areas to Be Addressed During Seismic Pipestress Reanalysis ML19241B2111979-05-25025 May 1979 Discusses Areas to Be Covered in Interim or Final Rept on Seismic Pipestress Reanalysis,Including Stresses Due to Seismic Anchor Movements,Support Stiffness Accountability & Criteria for Pipe Support & Design ML19289F6761979-06-11011 June 1979 Discusses Present Status of Piping Sys Reanalysis.Reanalysis Complete & Two Hydraulic Snubbers Installed.No Pipe Is Overstressed in Event of Safe Shutdown Earthquake.Rept Supporting 790706 Request to Be Submitted by 790618 ML19241B8541979-06-14014 June 1979 Summary of 790524 Meeting W/S&W & Util in Bethesda,Md Re Amplified Response Spectra Developed W/Consideration of Soil Structure Interactions ML19225C0641979-07-23023 July 1979 Requests Termination of 790313 Order to Show Cause Re safety-related Piping Sys ML19249A7131979-08-0303 August 1979 Draft Safety Evaluation Supporting Resumption of Operation Per Required Mods to Seven Supports,Addition of Three Others & Approval of Two Supports Not Yet Found to Be Acceptable ML19249A7091979-08-0303 August 1979 Draft Order Not Requiring Continued Shutdown of Facility or Termination Proceeding Initiated by 790313 Order.Analysis & Mod to Fuel Pool Cooling & Purification Sys Required Before Further Use ML19249A7041979-08-0303 August 1979 Forwards for Consideration Draft Order & Draft Safety Evaluation Re Facility Shutdown Per Lack of Assurance That Analysis of Piping Sys for Seismic Loads Provided Proof of Safe Shutdown During Seismic Event ML19207B0861979-08-0808 August 1979 Safety Evaluation Supporting Order Terminating Proceeding Initiated by 790313 Show Cause Order Re Cold Shutdown Condition.Facility May Resume Power Operation ML19207B0791979-08-0808 August 1979 Order Terminating Proceeding Initiated by 790313 Show Cause Order Re Cold Shutdown Condition 1979-04-02 | |
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