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ML20012A90127 February 1990Suppls 900213 10CFR21 Rept Re Chilled Water Sys Operation. Evaluation of Crystal River Determined That Postulated High Energy Line Break in Intermediate Bldg May Be Subj to Steam Loads Higher than Normal Loads,Causing Rising Water Temp
ML20023D03623 October 1981Deficiency Rept Re Errors & Discrepancies Contained in HVAC Matl Certifications.Procurement Documentation Will Be Revalidated,Document & Records Mgt Program Will Be Developed & Qa/Qc Personnel Will Be Added.Also Reportable Per Part 21
ML20024B69530 June 1983Part 21 Rept Re Deficiency in Bechtel Design of Ac & Dc Control Circuits for Facilities.Design Changes to Affected Motor Controller & Power Circuit Breaker Compartments Initiated.Also Reported Per 10CFR50.55(e) by Snupps
ML20024B7777 July 1983Final Deficiency Rept 83-03 Re Medium Voltage Circuit Breakers of Same Type Installed at Limerick Which Inadvertently Closed After Completion of Spring Charging Due to Slipped Close Latch,Discussed in Brown Boveri 830524 Ltr
ML20024B78428 April 1983Followup Interim Rept Re Potential Deficiency in 5HK Switchgear Supplied by Brown Boveri.Circuit Breaker Inadvertently Closed & Tripped Following Spring Charging. Light Spring Added to Close Latch
ML20024C05624 June 1983Significant Deficiency Rept 74 Re 4 Kv Switchgear Supplied by Brown-Boveri,Inc.Initially Reported on 830225.Circuit Breakers & Ground Trucks Will Have Spring Added to Close Hatch.Final Rept Will Be Provided by 830826Safe Shutdown
ML20024D06322 July 1983Final Significant Deficiency Rept 83-10 Re Excessive Ac/Dc Control Circuit Voltage Drop in Circuits Designed by Bechtel.Initially Reported on 830623.Also Reportable Under Part 21
ML20024D1785 April 1978Final Deficiency Rept SDR 5 Re Cold Formed back-to-back Channel Shop Welding.Initially Reported on 780307.Rev to Matl Specs & Actual Load Analysis Completed on 780324.Repair of Supports Previously Installed to Be Completed by 780801
ML20024D63729 July 1983Final Significant Deficiency Rept 83-09,re 1 1/2-inch Hy-Drop Stainless Steel Valves Furnished by Yarway Corp. Reexam of Design,Procurement & Site Receiving Records Indicates Original Data Based on Inaccurate Info
ML20024E86630 December 1982First Interim Deficiency Rept Re Failure of safety-related Electrical Equipment to Meet Requirements.Initially Reported on 821203.Equipment Potentially Affected Are Panels & Cabinets.Next Rept to Be Filed by 830228
ML20028A01028 October 1982Part 21 Rept Re Potential Defect in Component of Dsrv or Dsr Standby Diesel Generator.Problem Exists W/Engine Piston Skirt Casting Which Could Result in Engine Nonavailability
ML20028A80918 November 1982Part 21 Rept Re Error on Four Local Instrument Panel Piping Diagrams,Resulting in Potential Incorrect Interface W/Reactor Pressure Vessel Instrument Piping.Authorization for Corrective Changes to Panels IssuedReactor Vessel Water Level
ML20028C24830 December 1982First Interim Deficiency Rept Re Insufficient Length of Starting Air Valve Assembly Capscrews.Initially Reported on 821201.Transamerica Delaval,Inc Changed Designed Length of Capscrew.Next Rept by 830415.Also Reportable Per Part 21
ML20028D66111 January 1983Interim Potential Const Deficiency Rept Re Emergency Diesel Generator O Rings.Initially Reported on 821213.Colt Industries Reported Potential Problem If Cooling Sys Contaminated W/Diesel Fuel.Also Reportable Per Part 21
ML20028E14814 January 1983Part 21 Rept Re Possible Adverse Effects of Cross Flow on Control Rod Assemblies for Facilities.Concern Not Substantial Safety Hazard.Design Change Will Be Implemented
ML20028E31910 January 1983Interim Deficiency Rept 82-09 Re Mechanical Snubber Bracket Interference.Initially Reported on 821203.Design Drawings & Vendor Production Info Under Review to Identify Suspect Snubber Assemblies.Next Rept Expected by 830215
ML20028E65121 January 1983Final Deficiency Repts 82-10 & 11 Re Rigid Strut Pins Mfg by Elcen.Initially Reported on 821223.Test Results Indicate No Load Capacity Data Values Violated.If Such Pins Were Used,Design Margins Not Exceeded
ML20028E76421 January 1983Interim Deficiency Rept 83-01 Re Westinghouse Emd Gate Valve Position Indication.Initially Reported on 821223.Gate Valve Applications in Cold & Hot Leg Safety Injection Lines May Require Mod.Investigation Continuing.Next Rept by 830531
ML20028F49518 January 1983Interim Deficiency Rept Re Grout Intrusion Into Drywell Airgap.Initially Reported on 820920.Grout Will Be Removed by 830225
ML20038B51025 November 1981Interim Deficiency Rept Re Effect of Recent Seismic Reanalysis Data on Seismic Qualification of Certain Equipment.Bechtel,Eds Nuclear & Util Conducting Addl Tests to Be Completed by 820615
ML20039C07915 December 1981Interim Deficiency Rept Re Swing Check Valves in HPCI & Reactor Core Isolation Cooling Turbine Exhaust Lines, Initially Reported 811117.Manufacturer to Supply Hardware for Field Mod of Unit 1 Valves & to Modify Unit 2 ValvesAnchor Darling
ML20039G09029 December 1981Final Significant Deficiency Rept 42 Re Nonconforming Concrete Anchor Bolt Installations,Initially Reported 810519.Criteria to Establish Min Ctr to Ctr Spacing Between Expansion Anchors Will Be Implemented by 811231
ML20039G24529 December 1981Final Significant Deficiency Rept 38 Re Defects in Limitorque Valve Motor Operators,Initially Reported 810501. All safety-related Operators Will Be Inspected & Existing Splices Will Be Replaced
ML20040B49120 January 1982Final Deficiency Rept Re HVAC Fabrication & Installation. Nonconforming Conditions Will Be Corrected by 830901
ML20040C58218 January 1982Fourth Interim Deficiency Rept on Deficiency 14 & Final Rept on Deficiency 21 Re Completion of as-built Drawings, Initially Reported 810122.Unit-unique as-built Drawing Program Being Investigated.Addl Rept by 820331
ML20040C59320 January 1982Suppl to Final Significant Deficiency Rept 35 Re HVAC Fabrication & Installation Deficiencies.Nonconforming Conditions Will Not Be Corrected Until 830901 Due to Schedule Slippage
ML20040C70818 January 1982First Interim Deficiency Rept Re Possible Out of Phase Transfer of Emergency Bus for Stride Design,Initially Reported 811218.GE Studying Design Change to Resolve Problem.Next Rept Will Be Submitted by 830301
ML20040E53227 January 1982Third Interim Deficiency Rept Re Reactor Core Isolation Cooling Steam Line Break,Initially Reported 810630.Util Still Investigating GE Proposed Solution to Add 1-inch Bypass to Limit Downstream Flow in Event of Rupture
ML20040E64326 January 1982Fifth Interim Deficiency Rept Re Alleged Atlas Machine & Iron Works Falsification of QA Documentation Packages for Nine Drywell Framed Embedments,Initially Reported on 810528. Welding Tests Will Be Verified.Next Rept Due by 820618
ML20040F7401 February 1982Part 21 Rept Re Strainer Basket in Diesel Generator Lube Oil Strainer Mfg by Zurn Industries.Mesh Liner Tears Loose at Basket Top & Disintegrates.Baskets to Be Replaced in All Facilities W/New Qualified Design in 6 Months
ML20041A42410 February 1982Deficiency Rept Re Failure of Transamerica Delaval to Promptly Correct Deficiencies,Initially Reported 820114. Deficiency Sheet Discussed W/Delaval Mgt.Next Rept by 820320.Also Reported Per Part 21
ML20041B12912 February 1982Part 21 Rept Re Misinterpretation of American Welding Soc Welding Symbol.Problem Exists at Braidwood But Not at Vogtle or St Lucie
ML20041D44125 February 1982Significant Deficiency Rept 10 Re HVAC Damper Deficiency. Requests Addl Time for Completion Due to Rework at Vendors Facility & Plant.Completion Expected by 820430
ML20041F7565 March 1982Fourth Interim Deficiency Rept Re GE Support of 10CFR50.55(e),initially Reported 810810.Util Awaiting Addl Clarification from Nrc.Next Rept Expected by 820930
ML20043A60927 April 1990Part 21 Rept Re Defective Axial Cracks in Pump Shaft in Region Immediately Above Impeller & in Reactor Recirculation Pumps.Probably Caused by Crack Growth as Thermal Fatigue. Technical Advisory Bulletin Will Be Sent to Each Util
ML20046C6595 August 1993Part 21 Rept:On 930429,deficiency Identified Re Heat Damage to Comsip Series PTW-5300 Dc Powered Microswitches.Initially Reported on 930709.Safety-related Dc Microswitches Will Be Replaced Prior to 931230
ML20049A40716 January 1981Interim Deficiency Rept Re Deficiency 27,improper Welding of Reactor Pressure Vessel Safe Ends,Initially Reported 801218. GE Evaluating Weld Acceptability.Final Rept Will Be Submitted by 810415
ML20049A58628 May 1981Interim Significant Deficiency Rept 38 Re Limitorque Valve Motor Operators.Bechtel Inspecting 50 Motor Operators.Insp Has Revealed Light Switch Rotors W/Cracks or Misdrilled Pin Holes.Next Rept Expected by 810731
ML20049H69622 February 1982Part 21 Rept Re HVAC Stiffener Welding of Ductwork Supplied to Facilities.Problem Exists at Marble Hill,But Does Not Exist at St Lucie or Vogtle
ML20049J4393 March 1982First Interim Deficiency Rept Re Check Valve Leak in Air Start Sys of Standing Diesel Generators,Initially Reported on 820209.Problem Under Investigation by Vendor.Next Rept Expected by 820528.Also Reported Per Part 21
ML20049J45825 February 1982Suppl Deficiency Rept Re High Pressure Core Spray Component Wiring Discrepancies.Util Unable to Complete Corrective Actions by 820205 as Committed in 811116 Ltr.Drawings Require Vendor Revisions.Drawings Expected by 820805
ML20049J48725 February 1982Final Deficiency Rept Re Failure to Hydrotest Mechanical Penetration Assemblies,Originally Reported on 810814.STRIDE Spec 400-09 Revised.Also Reported Per Part 21Hydrostatic
ML20050B02219 March 1982Final Deficiency Rept 2 Re Failure of Transamerica Delaval to Correct Violations Identified During Audits 79V-38 & 80V-39 Promptly,Due to Improper QA Program Implementation, Initially Reported on 820114.Also Reported Per Part 21
ML20050B5991 April 1982Fifth Interim Rept Re Pressure Drop in Essential Svc Water Piping,Originally Reported 801210.Util Still Evaluating Deficiency.Next Rept by 820715
ML20052A33220 April 1982Part 21 Rept Re Apparent Lack of Control Over Issuance of Class II Piping,Fittings & Pressure Switches in Class I Applications,Initially Reported 820416.Task Force Organized to Classify Suspect Components.No Related Failures to Date
ML20052A60719 April 1982Suppl to Final Deficiency Rept Re Standby Gas Treatment Sys Charcoal Absorber,Initially Reported 800508.Util Unable to Meet Corrective Action Completion Date in 811209 Final Rept Due to Deferral of Const.Also Reported Per Part 21
ML20052G36030 April 1982Part 21 Rept Re Leak or Break Outside Pipe Tunnel on Connections to Main Feedwater Lines Not Detected &/Or Terminated by Existing Sys.Supplemental Response Will Be Issued by 820831
ML20052H90811 May 1982Final Deficiency Rept Re Diesel Generator Strainer Basket Defect,Initially Reported on 820423.New Basket Designed & Tested & Will Be Installed Prior to Fuel Load
ML20053E12028 May 1982Second Interim Deficiency Rept Re Check Valve Leak in Air Start Sys of Standby Diesel Generators,Initially Reported 820209.Evaluation by Vendor Underway.Also Reported Per Part 21
ML20054A9972 April 1982Part 21 Rept Re Potential Deficiency in Pressurized Subcritical Experiment Exams of Pressure Vessel Inlet Nozzle to Pipe Welds from Inner Diameter Surface.Inspectors Advised of Potential Generic Implications on 820402
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