TAC:73427
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Request for: Approved, Closed | |
Initiation
Questions Answers Results
Other: ML19325E833, ML19327A643, ML19327A644, ML19327A651, ML19327A658, ML19327A660, ML19327A663, ML19327A664, ML19327A665, ML19327A666, ML19327A667, ML19327A670, ML19327A671, ML19327A672, ML19327A673, ML19327B596, ML19327B598 | |
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MONTHYEARML19327B5951989-05-10010 May 1989
[table view]Safety Evaluation Accepting Util 860221 Proposed Amend to Licenses DPR-39 & DPR-48,revising Tech Specs to Limit Purge & Vent Valve Operation Above Cold Shutdown ML19327A6411989-05-10010 May 1989 Forwards Safety Evaluation Accepting Proposed Tech Spec Changes Re Purge/Vent Operation.Licensee Should Verify That Positive Stop Installed on Valve to Prevent Opening Beyond Tech Spec Angle ML19327A6611989-05-11011 May 1989 Discusses Differing Professional View Re Issuance of SER to Plant Allowing Full Power Operation W/Open 42 Containment Isolation Valves & Methodology Use for Calculating Related Offsite Doses ML19327B5881989-05-11011 May 1989 Safety Evaluation Concluding That 42-inch Containment Purge & Supply Valves Should Remain Closed in Modes l,2,3 & 4 Since Consequence of Offsite Dose to Thyroid from Iodine During LOCA Unacceptably High ML19327A6621989-05-11011 May 1989 Forwards SER Re Licensee Proposal Allowing Full Power Operation of Facility w/42 Inch Purge Supply & Exhaust Containment Isolation Valves ML19327A6431989-05-18018 May 1989 Ack Receipt of Containing Differing Prof Opinion Re Methodology Used for Calculating Related Offsite Doses. List of Persons to Be Considered as Third Member of Standing Review Panel Requested ML19327A6441989-05-25025 May 1989 Submits List of Nominees for Third Member of Standing Review Panel,Per 890519 Request ML19327A6661989-05-26026 May 1989 Forwards 890511 Memo Expressing Differing Professional View of B a Licciardo Re Containment Isolation Valves,For Review & Recommendation by J Miraglia ML19327A6671989-06-0202 June 1989 Informs of Adequate Info Being Supplied to Initiate Review by SRP Re Differing Professional View ML19327A6471989-06-23023 June 1989 Requests Notification of When Requested Info Re Containment Isolation Valves W/Regard to Fuel Failure for LOCA Analyses, Clarification of Mechanisms Used for Transporting Fission Products & View on Safety Significance Will Be Provided ML19327A6681989-06-30030 June 1989 Advises That Specific Issues Identified in 890623 Memo Would Be Further Clarified by 890717 ML19327A6691989-07-14014 July 1989 Corrected Memo Advising That 890717 Submittal,Re Clarification of Differing Prof View,Will Be Provided on 890723 ML19327A6701989-07-14014 July 1989 Advises That Info Provided by Memo Will Be Submitted by 890720 ML19327A6601989-07-20020 July 1989 Discusses Differing Professional View Re Plant Containment Isolation Valves ML19327A6721989-07-20020 July 1989 Evaluation of Criteria for & Calculation of Offsite Doses Deriving from Open Containment Purge Valves During LOCA at Zion Units 1 & 2 ML19327A6711989-07-21021 July 1989 Notifies EDO of Status Re Differing Professional View Filed on 890511.Chronology Documents Status Encl ML19327B5991989-07-27027 July 1989 Requests Listed Clarifying Info Supporting Standing Committee on Differing Prof Views (Dpv) Review of Licciardo Dpv Re Containment Isolation Valves at Plant.Info Requested by C.O.B. on 890727 ML19327A6731989-08-10010 August 1989 Discusses Differential Professional View Re Plant Purge Operation ML19327A6511989-08-10010 August 1989 Forwards N Lauben Memo Re Technical Issues Raised in Dpv Concerning Containment Isolation Valves at Facilities. Rupture of High Burnup Fuel Pins During Blowdown Transient Not Credible for Existing Fuel Designs ML19327A6521989-08-10010 August 1989 Comments on Dpv Concerning Early Blowdown Cladding Rupture During Large Break Loca.Table Listing Gapcon Pin Pressure Calculations Encl ML19327A6631989-08-11011 August 1989 Discusses View on Purging Re Plant Containment Isolation Valves ML19327A6571989-08-21021 August 1989 Forwards Comments on Differing Prof View Re Early Blowdown Cladding Rupture During Large Break Loca.Comments Address Issues Re Cladding Rupture of High Burnup High Pressure Fuel Early in Blowdown Prior to Containment Isolation ML19327B5981989-08-22022 August 1989 Advises of Apparent Fundamental Misunderstanding in Preparation of Document Contributing to Resolution of Differing Prof View Re Containment Isolation Valves at Plant,Per 890821 Telcon W/W Hodges ML19327B5961989-08-22022 August 1989 Summarizes 890822 Telcon from Licciardo Re Matl Provided to Review Panel,By Nrc,Concerning Licciardo Differing Prof View on Containment Isolation Valves at Plant.Licciardo Asked to Provide Concerns in Written Form by C.O.B. on 890822 ML19327A6561989-08-23023 August 1989 Forwards Revised Comments from Gn Lauben on Differing Prof View Re Early Blowdown Cladding Rupture During Large Break Loca.Rupture of High Burnup Fuel Pins During Blowdown Transient Not Credible for Existing Fuel Designs ML19327A6641989-08-24024 August 1989 Advises That 890811 Note Providing Revised Analyses to Recognize Higher Linear Heat Generation Rates for Zion, Remain Unchanged ML19327A6581989-08-25025 August 1989 Informs That Author Reviewed R Licciardo 890822 Memo to F Miraglia Re Adequacy of N Lauben Analysis of LOCA Using Low Burnup,Low Pressure Fuel & Which Have High LHGR than Analyzed by Lauben.Early Rupture of Fuel Pins Remains Valid ML19327A6651989-08-29029 August 1989 Forwards Response to Question Addressed in 890822 Memo Re Containment Isolation Valves ML19327A6931989-09-13013 September 1989 Lists Actions Needed to Be Taken Re Review of 890511 Differing Prof View,Including Issuance of Evaluation of Zion Tech Specs ML19327B5701989-09-19019 September 1989 Discusses R Licciardo 890511 Differing Prof Opinion.Action Requested Per Encl Murley 890913 Memo Directing NRC to Ensure That Pressure & Temp Effects During LOCA Cosidered in Review of New & Advanced Fuel Designs ML19325E8331989-10-31031 October 1989 Forwards Chronology Re R Licciardo Differing Prof View on Containment Isolation Valves at Plant.Encl 2 Is NRR Records Associated W/Differing Prof View.W/O Encl 2 1989-07-21 | |
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