ML20151X391
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Letter Sequence Other | |
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TAC:62010, (Open) | |
Administration Questions
Results
Other: ML13324A844, ML13324A846, ML13324A889, ML13324A907, ML13324A913, ML13324A930, ML13330A612, ML13333B089, ML20151X391, ML20155B029 | |
MONTHYEARML20151X3911986-01-31031 January 1986
[Table View]Loss of Power and Water Hammer Event at San Onofre,Unit 1 on November 21,1985 Project stage: Other ML13333B0891986-03-0707 March 1986 Revised Metallurgical & Failure Analysis of 10-Inch Carbon Steel Steam Line for Unit 1,Main Feedwater Sys Project stage: Other ML20155B0151986-04-0808 April 1986 Forwards Investigation Rept of 851121 Water Hammer Event,Per 860317 & 21 Requests.Response to 860325 Request for Addl Info Will Be Provided by 860430 Project stage: Request ML20155B0291986-04-30030 April 1986 Investigation Rept,San Onofre Unit 1 Water Hammer Event of 851121 Project stage: Other ML13330A6121986-04-30030 April 1986 Performance Tests on Feedwater Check Valves for San Onofre Unit 1 Nuclear Power Plant Phase a, Final Rept Project stage: Other ML13324A8461986-05-0101 May 1986 Forwards Responses to 860325,0421 & 29 Requests for Addl Info Re 860408 Investigation Rept of 851121 Water Hammer Event Project stage: Other ML13324A8441986-05-0505 May 1986 Forwards Performance Tests on Feedwater Check Valves for San Onofre Unit 1 Nuclear Power Plant Phase a, Final Rept Project stage: Other ML13324A8701986-05-28028 May 1986 Forwards Generation of Floor Response Spectra for Reactor & Turbine Bldgs,San Onofre Nuclear Generating Station 1,Long Term Svc Seismic Reevaluation Program, & Instructure Response Spectra for Turbine Bldg,Per SEP Topic III-6 Project stage: Request ML13324A8891986-06-16016 June 1986 Forwards Comments on Documentation of 860502 & 07 Telcons to Obtain Addl Info Re Util Actions in Response to 851121 Water Hammer Event,Per Project stage: Other ML13324A9071986-07-0101 July 1986 Forwards Comments on NRC 860605 Evaluation of Technical Issues Re 851121 Water Hammer Event Project stage: Other IR 05000206/19860301986-07-0101 July 1986 Insp Repts 50-206/86-30 & 50-361/86-21 on 860616-27.No Violation Noted.Major Areas Inspected:Inservice Insp Activities,Open Items,Part 21 Item & Bulletins Project stage: Request ML13324A9131986-07-0707 July 1986 Confirms 860702 Telcon Re Design Info for Newly Installed Third Auxiliary Feedwater Pump.Design Rated Flow Is 355 Gpm, Last Point on Mfg Design Curve at 670 Gpm & Pump Test Results Acceptable After Installation Project stage: Other ML13324A9301986-07-30030 July 1986 Updates 860701 Comments on NRC Evaluation of Technical Issues Re 851121 Water Hammer Event.Fabrication of Labels for Vital Bus Indication Configuration in Progress & Will Be Installed by 860815 Project stage: Other 1986-05-28 |
| ML20151X391 | |
| Person / Time | |
|---|---|
| Site: | San Onofre  |
| Issue date: | 01/31/1986 |
| From: | NRC - INCIDENT INVESTIGATION TEAM |
| To: | |
| References | |
| NUREG-1190, TAC-62010, NUDOCS 8602120393 | |
| Download: ML20151X391 (200) | |
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