L-2015-284, Inservice Inspection Program, Fifth Ten Year Interval, Response to Request for Additional Information for Relief Request No. 3
AECM-81-413, Forwards Description of Sys Interaction Programs,Per Unresolved Safety Issues A-17
DCL-85-195, Responds to Rev 1 to IE Bulletin 81-01 Re Insps of safety-related Snubbers.Insps Completed on 850426,per Temporary Procedure TD-8402, Visual Insp of Mechanical Snubbers, Included Stroking of All safety-related Snubbers
AECM-84-0429, Clarifies Responses to IE Bulletin 81-01 Re Results of Snubber Insp & Testing.Due to Const Status of Unit 2,results Apply Only to Unit 1.Preservice Insp Procedure Applies to Both Units
AECM-84-0414, Provides Supplemental Response to IE Bulletin 81-01.Six Snubbers Reported as Having Excessive Noise During Stroke or Requiring Above Average Force to Complete Stroke Functionally Tested on Bergen-Paterson Test Machine
AECM-84-0343, Advises That,Per 840629 Telcon W/C Julian,Request for Extension Until 840801 for Supplemental Response to Rev 1 to IE Bulletin 81-01 Granted
RBG-17513, Forwards Supplemented Responses to 831229 & s Addressing NRC Requests for Addl Info Re Draft SER Open Items on Preoperational Vibration Testing.Responses Will Be Included in Future FSAR Amend
RBG-17-088, Forwards Supplemental Responses to Requests for Addl Info & Draft SER Open Items,Identified by Mechanical Engineering Branch in .Where Indicated,Responses Will Be Provided in Future Amend to FSAR
NG-83-3808, Responds to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. Replacement Pacific Scientific Snubber at Location DCA-6-SS-50 Visually Inspected & Found Acceptable
JAFP-82-0577, Forwards Results of Visual & Functional Tests for Mechanical Snubbers,In Response to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. Visual Exam & Functional Test Results Satisfactory
AECM-82-222, Amends 820421 Response to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. All Mechanical Snubbers Installed on safety-related Sys Visually Examined for Damage & Tested for Freedom of Movement by Manually Testing Stroke
05000324/LER-1984-004, :on 840222,while Testing Primary Containment Isolation Sys of Reactor Low Water Level,Logic Channel N0254A-1,MSIV B21-F028D Closed,Resulting in Reactor Scram. Caused by Ac & Dc Solenoid Valves Deenergized
05000298/LER-1983-006-03, /03L-0:on 830509,during Performance of Surveillance Procedure 6.3.10.9.1,four RHR Mechanical Snubbers Frozen.Caused by RHR Shutdown Cooling Creating Water Hammer & Overloading snubbers.w/830608 Ltr
05000336/LER-1981-018-03, Mechanical Snubber Discovered Omitted from IE Bulletin 81-01 Evaluation List. No Cause Stated.Snubbers Reviewed & Reclassified as safety-related.Thirty-nine Snubbers Failed Stroke Test
05000331/LER-1983-010-03, /03L-0:on 830411,during Refueling Outage,One Snubber Found Inoperable,One Indeterminant,One Had Missing Bushing & One W/Bushing Disengaged.Caused by Procedure Error During Previous Maint
AECM-82-124, Summarizes Applicant Responses to Actions Required by Revision 1 to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. Complete Mechanical Snubber Rept Is Available in Preservice & Inservice Insp Files
PLA-1195, Forwards Response to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. Description of pre-fuel Load Snubber Insp Program Also Encl
05000249/LER-1982-016-03, /03L-0:on 820329,during Refueling Outage Mechanical Snubber 23 on Reactor Water Cleanup Sys Found Inoperable.Caused by Overloading Snubber During One Time Event.Snubber Replaced W/Hydraulic Snubber HSSA-10
NUREG-0768, Advises That Implementation Schedules for New Requirements on Nuclear Industry Should Be Established on plant-specific Basis Rather than Imposing industry-wide Implementation Dates
05000335/LER-1982-006-03, /03L-0:on 820208,small Bore Piping Mechanical Snubber 146 Found Locked Up.Cause Not Determined.Snubber Replaced.Complete Rept of Snubber Insp Available in Response to IE Bulletin 81-01
AECM-81-415, Informs That Detailed Schedule of Mechanical Snubber Insp, Testing & Evaluation Program Cannot Be Submitted Due to Dependence on Completion of Hot Operations & Containment Leak Rate Testing,Per Util
05000336/LER-1981-018-21, W/Plant in Hot Standby, Mechanical Snubber Not Previously on IE Bulletin 81-01 Evaluation List Discovered.Caused by Failure of List to Include Mechanical Snubbers on Small Diameter Pipe or Parts
2CAN088111, Responds to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. Forwards Results of Insp Program Re Mechanical Snubbers Produced by Manufacturers Other than Inc.Facility Does Not Utilize Inc Type Snubbers
A01638, Advises That Revisions to Tech Specs for Snubber Surveillance Will Be Proposed by 810915.Although License Amend Applications Will Be Delayed 6 Wks,Insp of Mechanical Snubbers Per IE Bulletin 81-01 Provides Maint Assurance
L-81-278, Forwards Results of Snubber Insp in Response to IE Bulletin 81-01 Re Testing of Mechanical Snubbers on safety-related Sys
05000298/LER-1981-009, Forwards LER 81-009/03L-0.Detailed Event Analysis Submitted
JAFP-81-0232, Responds to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. Licensee Will Submit Tech Specs Amend Request. Fifteen Pacific Scientific Mechanical Snubbers in Use Will Be Inspected During 1981 Refueling Outage
05000272/LER-1981-020-03, /03L-0:on 810224,snubber on Top of RHR Pump 11 Was Found to Be Defective.Probably Caused by Intermittent Seizing of Balls in Race Due to Internal Corrosion.Snubber Replaced
05000272/LER-1981-020, Forwards LER 81-020/03L-0.Detailed Event Analysis Encl
05000272/LER-1981-017, Forwards LER 81-017/03L-0.Detailed Event Analysis Encl
05000272/LER-1981-017-03, /03L-0:on 810223,RHR Pump 12 Declared Inoperable to Perform Test Per IE Bulletin 81-01.Caused by Defective Snubber Due to Intermittent Seizing of Balls in Race from Internal Corrosion.Snubber Replaced
PNO-I-81-030, on 810301,unit Tripped from 100% Power.Caused by Steam Generator Low Level After Feed Pump 11 Trip,Because of Low Suction Pressure Due to Heater Drain Pump Vibration. Shutdown Extended for Repairs & Test Per IE Bulletin 81-01
L-81-139, Responds to IE Bulletin 81-01, Mechanical Snubbers. No Id Nuclear Corp Snubbers Found in safety-related Sys.Testing of Mechanical Snubbers on safety-related Sys to Be Completed by 810417 on Unit 3 & 820724 on Unit 4
L-81-134, Responds to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. No Inc Snubbers Used in safety-related Sys.Visual & Manual Testing of Mechanical Snubbers in safety-related Sys Will Be Performed During Next Refueling Outage
05000206/LER-1981-003-03, /03L-0:on 810417,snubbers PSA-3 & 10 Could Not Be Manually Stroked in Tension or Compression Direction Per IE Bulletin 81-01.Caused by Internal Corrosion on One & Improper Installation of Other.Snubbers Returned to Mfg
05000206/LER-1981-003, Forwards LER 81-003/03L-0.Detailed Event Analysis Submitted
A01531, Responds to IE Bulletin 81-01, Surveillance of Mechanical Snubbers. All Piping Sys W/Inoperable Mechanical Snubbers Supplied by Intl Nuclear Safeguards Corp Are Acceptable for Continued Operation.Inoperable Snubbers Were Replaced