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 Issue dateTitleTopic
ML19327B2496 October 1989Forwards Justification for Extension of Applicability of 890807 SER Re Acceptance of BAW-10175, Rod Exchange Methodology Topical Rept.
ML20247G49930 March 1989Forwards Proprietary BAW-10175P, Rod Exchange Methodology, Developed for Calculating Parameters While Performing Control Rod Measurements Using Rod Exchange Technique to Be Used at Plants.Rept Withheld (Ref 10CFR2.790)
ML20235M89710 February 1989Requests Withholding of Proprietary WCAP 12125, Catawba Unit 1 Evaluation for Tube Vibration Induced Fatigue, Per 10CFR2.790
ML20205Q6332 November 1988Forwards Revised Proprietary Pages to BAW-10164P, RELAP5/Mod2-B&W,Advanced Computer Program for LWR LOCA & Non-LOCA Transient Analysis. Cso Film Boiling Correlation Replaced w/Condie-Bengston IV Correlation & Typos Corrected
ML20195B60921 October 1988Forwards Summary of B&W Fuel Co Position Re Small Break LOCA Calculations Contained in Util FSARs for Upcoming Reload Cores Which Will Contain Fuel Mfg by B&WLoop seal
ML20207L92226 September 1988Requests That Proprietary Rept WCAP-10988 Re Response to NRC Questions on COBRA-NC/Model 3 Be Withheld from Public Disclosure (Ref 10CFR2.790).Affidavit EnclAffidavit
ML20207L76530 August 1988Requests That Proprietary WCAP 11935, McGuire Unit 2 Evaluation for Tube Vibration Induced Fatigue, Be Withheld from Public Disclosure (Ref 10CFR2.790)
ML20151H93825 July 1988Forwards Proprietary BAW-10168P, B&W LOCA Evaluation Model for Recirculating Steam Generator Plants
ML20151F76629 March 1988Forwards Updated Pages to Proprietary BAW-10171P, REFLOD3B- Model for Multinode Core Reflooding Analysis, Per ECCS Methodology for Facilities Reloads.Mod Removes Henry Quench Temp Criteria & Potential Conflict in Logic.Pages Withheld
ML20234C22328 December 1987Forwards Proprietary BAW-10164P, RELAP5/MOD2-B&W,Advanced Program for LWR LOCA & Non-LOCA Transient Analysis. Rept Describes Computer Code Used to Analyze RCS Behavior During Blowdown Phase of LOCA Transient.Rept Withheld
ML20234D11014 December 1987Forwards Proprietary BAW-10171P, REFLOD3B,Model for Multinode Core Reflooding Analysis. Rept Describes Computer Code That B&W Will Be Using to Analyze RCS Behavior During Refill of LOCA Transient.Rept Withheld
ML20236C02622 October 1987Forwards Proprietary BAW-10165P, FRAP-T6-B&W:Computer Code for Transient Analysis of LWR Fuel Rods. Rept Describes Computer Code That B&W Will Be Using for Future Transient Analyses of LWR Fuel Rods.Rept Withheld (Ref 10CFR2.790)
ML20236H49729 July 1987Forwards Draft Proprietary Topical Rept BAW-10166P, Beach Computer Code for Reflood Heat Transfer During Loca. Draft Submitted to Permit Interaction Between B&W,Nrc & Util. Affidavit for Withholding Encl.Fee Paid
ML20236B41413 July 1987Forwards Proprietary Draft 1 of BAW-10168P, ...B&W LOCA Evaluation Model for Recirculating Steam Generator Plants, to Be Used for LOCA Analysis of Catawba & McGuire Reload Fuel Cycles.Rept Withheld (Ref 10CFR2.790).Fee Paid
ML20212R47115 April 1987Forward Proprietary Draft 1 to BAW-10171P, REFLOD3B,Model for Multinode Core Reflooding Analysis, for Review of ECCS Methodology for Plants Fuel Reloads,Per . W/Affidavit.Draft Withheld (Ref 10CFR2.790).Fee Paid
ML20206E7852 April 1987Confirms Intention to Use FOAM2 Computer Program as Part of ECCS Evaluation Model for Westinghouse Designed Plants. Review of Applicability of Code to Westinghouse Designed Plants Requested Prior to 880701
NRC-87-3194, Documents 861231 Telcon Re Anomalous Plant Data at Callaway & Wolf Creek.Investigation Initiated.Data Specs for McGuire, Catawba & Millstone Will Be Transmitted7 January 1987Documents 861231 Telcon Re Anomalous Plant Data at Callaway & Wolf Creek.Investigation Initiated.Data Specs for McGuire, Catawba & Millstone Will Be Transmitted
ML20213H01514 November 1986Forwards Proprietary Draft 1 to BAW-10165P, FRAP-T6-B&W Computer Code for Transient Analysis of LWR Fuel Rods. Rept Submitted to Permit Interaction Between NRC & B&W to Support Util Schedule Needs.Rept Withheld (Ref 10CFRF2.790)
NRC-86-3160, Submits Updated List of Plants Affected by Changes in ECCS Evaluation Model Described in Rev 1 to Addendum 3 to WCAP-9561-P8 September 1986Submits Updated List of Plants Affected by Changes in ECCS Evaluation Model Described in Rev 1 to Addendum 3 to WCAP-9561-P
ML20203M63229 August 1986Forwards Proprietary Draft 1 to BAW-10164P, RELAP/MOD2 - B&W.Advanced Computer Program for LWR LOCA & Non-LOCA Transient Analysis, Per 860714 Licensing Plan for ECCS Methodology.Rept Withheld (Ref 10CFR2.790).Affidavit Encl
ML20212B8741 August 1986Requests That WCAP-11224 Tubesheet Region Plugging Criterion for Duke Power Co McGuire Nuclear Station Units 1 & 2 Steam Generators Be Withheld from Public Disclosure (Ref 10CFR2.790).Affidavit EnclAffidavit
ML20199F31219 June 1986Requests Summary of 860527 Meeting W/Util to Discuss Licensee Plans to Shot Peen Unit 1 Steam Generator Tubes & Results of Recent Unit 2 Steam Generator Tube Insps
ML20198J46223 May 1986Forwards Proposed Licensing Plans for Safety/Eccs Analysis Submittals for Facility Reloads.Comparison W/Original Licensing Plans Provided
NRC-86-3112, Forwards Results of Bart Evaluation Model Large Break LOCA 10CFR50.46 Analysis,Demonstrating Acceptability of upper-head Injection Removal in Support of License Amend. Info Re Sys Behavior W/ & W/O upper-head Injection Encl18 March 1986Forwards Results of Bart Evaluation Model Large Break LOCA 10CFR50.46 Analysis,Demonstrating Acceptability of upper-head Injection Removal in Support of License Amend. Info Re Sys Behavior W/ & W/O upper-head Injection EnclLoop seal
Operational leakage
ML20138A13312 March 1986Forwards Draft McGuire Bart Evaluation Model Analysis W/Upper Head Injection (Uhi) Removed from Svc.Results Preliminary.Discussion of Calculated ECCS Performance W/O Uhi Encl as Requested
ML20137L0396 December 1985Requests Withholding of Proprietary Info from Public Disclosure (Ref 10CFR2.790)Affidavit
ML20205H35719 September 1985Requests Proprietary Resistance Temp Detector Bypass Elimination Licensing Rept for McGuire Units 1 & 2 Be Withheld (Ref 10CFR2.790)Affidavit
ML20211K78425 April 1985Forwards Affidavit for Withholding Proprietary McGuire Units 1 & 2 Tubesheet Region Plugging Criterion (Ref 10CFR2.790).Nonproprietary Version Encl.Proprietary Version WithheldSafe Shutdown Earthquake
Affidavit
ML20135E25527 June 1984Requests That WCAP-10585, Technical Bases for Eliminating Large Primary Loop Pipe Rupture as Structural Design Basis for McGuire Units 1 & 2, Be Withheld (Ref 10CFR2.790)Affidavit
ML20087M41314 March 1984Requests Withholding of Proprietary Info Requested by Util from Public Disclosure (Ref 10CFR2.790).Affidavit AW-76-60 EnclAffidavit
ML20079R68917 June 1983Provides Info Re DS-416 Undervoltage Trip Attachments to Be Utilized in NRC Evaluation of Facility,Per B Wright Request
ML20151H7724 April 1983Application for Withholding Proprietary Info Re Westinghouse Reactor Protection Sys/Esf Actuation Sys Setpoint Methodology (Ref 10CFR2.790)Affidavit
ML20070C76310 December 1982Part 21 Rept Re Problem W/Brown Boveri Electric,Inc Low Voltage Circuit Breakers W/Solid State Trip Devices.Units from San Onofre 2 & 3 Failed Due to long-term Degradation of Filter Capacitor C205.Suspect Trip Units Should Be Tested
ML20067B61017 November 1982Requests Withholding of Proprietary Matl Re RCS Total Flowrate Vs R1 & R2 - Four Loops in Operation (Sts),Per Encl Affidavit AW-76-60Affidavit
ML20052C63629 April 1982Requests Withholding of Proprietary Info Re Power Level Increase & Authorizes Use of Info by Duke Power Co. Affidavit EnclAffidavit
ML20038B22825 November 1981Authorizes Util to Use Proprietary Info.Withholding of Info from Public Disclosure Requested (Ref 10CFR2.790)Affidavit
ML20038C02429 October 1981Requests Withholding of Proprietary Version of Clasix Computer Program for Analysis of Reactor Plant Containment Response to Hydrogen Release & Deflagration, (Ref 10CFR2.790)
ML19338E99625 September 1980Authorizes Use of Encl Affidavit in Support of Duke Power Co Application for Withholding CAW-80-60 Re Qualification of safety-related Instruments.Util Nonproprietary Response to NRC Questions Re Barton Transmitters EnclAffidavit
ML19269H43916 July 1980Forwards Final Rept Re Potential Problem in safety-related Overcurrent Relays.Problem Was Random in Nature & Not Generic
ML19309G05325 April 1980Forwards Update to Util 800211 Ltr Re Potential Problem in safety-related Overcurrent Relays.Failure of Silicon Controlled Rectifier within Relay Traced to Migrating Copper Into Bulk Silicon Matl.Less than 0.1% Failure Rate Observed
ML20126B93412 February 1980Confirms 800207 Telcon Re Failure of Valves.Forwards Part 21 Rept