0CAN109105, Application for Amends to Licenses DPR-51 & NPF-6,changing TS 3.16 & 4.16 & Bases for Unit 1 & TS 3/4.7.8 & Bases for Unit 2 to Incorporate Changes in Generic Ltr 90-09, Alternative Requirements for Snubber Insp Intervals..
05000368/LER-1988-023-01, :on 880219,inoperability of Mechanical Snubber on Main Steam Supply Piping Discovered.Caused by High Dynamic Loading of Piping & Snubber Due to Water Entrainment in Steam Piping.Snubber Replaced
05000318/LER-1989-011-01, :on 890710,discovered Condition Which Could Have Prevented Fulfillment of Safety Function of Structures or Sys Needed to Mitigate Consequences of Accident.Caused by Nut Failure Due to Inadequate Matl Properties
05000368/LER-1986-019, :on 860618,during Inservice Insp & Testing 34 Snubbers Discovered to Be Inoperable.Caused by Problems, Including vibration-induced Wear,Dirt Intrusion,Excessive Lubrication & Excessive Heating
05000482/LER-1987-044, :on 870930,discovered That Snubber AE04-R005 Had Not Been Visually Inspected During First Refueling Outage,Per Tech Spec 4.7.8.Caused by Procedural Errors by Nonlicensed Personnel When Revising Procedure
05000370/LER-1987-001-01, :on 870108,one End of Chemical & Vol Control Sys Snubber Discovered Disconnected from Supporting Structure.Caused by Isolated Breakdown in Controls Over Snubber Operability.Procedure Revised
05000482/LER-1997-001-01, :on 970624,failed to Comply with Surveillance Requirements to Test Certain Components at Shutdown.Caused by Personnel Error.Expectations Re Compliance with TS Were Discussed & Reinforced
05000498/LER-1988-007, :on 880115,surveillance Procedure Review Identified Incorrectly Applied Air Density Correction Factors Used in Airflow Calculations.Caused by Weakness in Review of HVAC Filter Test Procedures
05000336/LER-1996-021-01, :on 960227,snubber Failure in Pressurizer Spray Line Occurred.Caused by Corrosion.Replaced Snubber Serial 12883 W/Identical Model PSA-1 Snubber
05000397/LER-1984-126, :on 841211,temp Monitoring of Primary Containment & RHR Pump Rooms a & B Not Accomplished Per Tech Specs.Caused by Incorrect Wording of Surveillance Procedure.Procedure Deviation Processed
05000416/LER-1982-006-01, /01T-0:on 820709,violation of Tech Spec 4.7.8 Identified Re Temp Monitoring of Specific safety-related Areas Every 12-h.Caused by Procedural Inadequacy & Personnel Error Re Operating Log Requiring Recording Once Every 24-h
05000325/LER-1982-097-03, /03L-0:on 820812,review of Procedures Revealed That Plant Procedures Did Not Provide for Required Once Per 18-month Visual Insp of Aog Bldg Fire Doors.Caused by Personnel Oversight During Development of PT-35.18.2
05000325/LER-1982-098-03, /03L-0:on 820812,determined That Procedures Did Not Provide for Once Per 18-month Operability & Functional Test of Aog Bldg Miscellaneous Fire Doors,Hatches & Seals. Caused by Personnel Oversight
HNP-99-070, Provides Rev 2 to ISI Relief Request 2RG-008, ISI of Class 1,2 & 3 Snubbers (Code Category F-A) Per Plant TS in Lieu of ASME Code Section XI, in Response to 990408 Telcon with NRC
W3P90-1144, Forwards Response to Generic Ltr 90-04 Requesting Info on Status of Licensee Implementation of Generic Safety Issues Resolved W/Imposition of Requirements or Corrective Actions