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| Issue date | Title | Topic | |
|---|---|---|---|
| ML20205Q348 | 31 December 1998 | Tx A&M Univ Sys Tx Engineering Experiment Station Nuclear Science Ctr 1998 Annual Rept. with | Shutdown Margin Deep Dose Equivalent |
| ML20151W232 | 8 September 1998 | Ro:On 980826,facility Bldg Air Monitor (Fam Channel 4) Failed Daily Fam Alarm Checks Prior to Reactor Operation. Caused by Failed Alarm Relay.Staff Is Preparing Formal Written Procedures for Testing Configurations for Fam Sys | |
| ML20217A089 | 18 March 1998 | Ro:On 980218,potential Reactor Safety Failure Discovered W/ Reactor Shutdown.Caused by Manual Scram Function Bypassed by Sticking Reset Contact in Console Power key-switch. Protective Action Reset Switches Wired | |
| ML20217K140 | 31 December 1997 | Tx A&M Univ Sys Tx Engineering Experiment Station Nuclear Science Ctr 1997 Annual Rept | Shutdown Margin |
| ML20199C537 | 11 November 1997 | Ro:On 971030,shim Safety Number 2 Was Found to Be Binding & Became Stuck in Withdrawn Position & Control Rod Failed to Scram.Caused by Incorrect Spacing Between Hold Down Foot & Bundle top-handle.Procedure SOP-II-I Modified | |
| ML20149F390 | 15 July 1997 | Safety Evaluation Supporting Amend 14 to License R-83 | |
| ML20137Y035 | 16 April 1997 | Rev 4 to Nuclear Science Center Senior Reactor Operator & Reactor Operator Requalification Program | |
| ML20137H054 | 31 December 1996 | Tx A&M Univ Sys Tx Engineering Experiment Station Nuclear Science Center 1996 Annual Rept | Shutdown Margin Deep Dose Equivalent |
| ML20129H519 | 30 October 1996 | Ro:On 961015,loss of Facility Power Occurred Causing Reactor Scram Due to Lack of Attention to Detail & Excessive Distractions to Operations.Startup Checklist Had Several Individual Instrument Checks Combined Into Single Items | |
| ML20115G551 | 31 August 1995 | Engineering Analysis of a Power Upgrade for Tx A&M Nuclear Science Ctr Reactor | |
| ML20082D552 | 31 December 1994 | Thirty-First Annual Progress Rept of Tx A&M Univ Nuclear Science Ctr, for Period of 940101-1231 | Shutdown Margin |
| ML20069H427 | 31 December 1993 | Thirtieth Annual Progress Rept of Nuclear Science Ctr Tx Engineering Experiment Station Tx A&M Univ Sys College Station,Tx | Shutdown Margin |
| ML20059G030 | 26 October 1993 | Safety Evaluation Supporting Amend 13 to License R-83 | High Radiation Area |
| ML20094N543 | 31 December 1991 | Nuclear Science Center 28th Annual Rept,CY91 | Shutdown Margin |
| ML20079C248 | 10 June 1991 | Ro:On 910607,reactor Operated for 30 Minutes at 1 MW W/O Facility Air Monitors in Operation.Operator Removed from Watch Standing Duties.Final Rept Will Be Forwarded Upon Completion | |
| ML20066H140 | 8 February 1991 | Special Rept 90-01:on 910125,during Annual Fuel Insp of Operational Core VIII-A,fuel Elements 6502 & 8468 Failed to Pass go-no-go Gauge Test for Excessive Transverse Bend. Elements Replaced W/Spare & Fuel Bundles Relocated | |
| ML20070R935 | 31 December 1990 | Twenty-Seventh Progress Rept of Texas A&M Univ Nuclear Science Ctr Jan-Dec 1990 | Shutdown Margin High Radiation Area |
| ML20070U020 | 31 December 1990 | Twenty-Sixth Progress Rept of Texas A&M Univ Nuclear Science Ctr,1990 | Shutdown Margin |
| ML20043F439 | 4 June 1990 | Revised Page 1 to Reactor Operator & Senior Reactor Operator Requalification Program,Rev Iii.Item 2.1.6 Changed to Include Physical Security Plan | |
| ML20012E066 | 9 March 1990 | RO 90-01:on 900228,reactor Operator Received Servo Fault Alarm.After Directed Shutdown,Complete Loss of Linear Power Channel Noted.Caused by Corroded Connector at Detector Leads.Connector Replaced.Part 21 Related | |
| ML20248J169 | 31 December 1988 | Twenty-Fifth Progress Rept of Texas A&M Univ Nuclear Science Ctr,Jan-Dec 1988 | High Radiation Area |
| ML20151Y903 | 15 July 1988 | Review of Texas A&M Univ Nuclear Science Ctr - Beam Port Experiment | Safe Shutdown High Radiation Area |
| ML20151L659 | 23 March 1988 | Safety Evaluation Supporting Amend 11 to License R-83 | |
| ML20148M569 | 31 December 1987 | Twenty-Fourth Progress Rept of Texas A&M Univ Nuclear Science Ctr,1987 | Shutdown Margin High Radiation Area |
| ML20205Q824 | 31 December 1986 | Twenty-Third Progress Rept of Texas A&M Univ,Nuclear Science Ctr for 1986 | Shutdown Margin High Radiation Area |
| ML20203B009 | 10 July 1986 | Ro:On 860708,no Rod Down Indication Received for Transient Rod Until Carriage Driven In,During Performance of Manual Scram for Reactor Shutdown.Caused by Malfunction of Reactor Safety Sys Component.Repairs Underway | |
| ML20199B117 | 4 June 1986 | Ro:On 860501,improper Handling of Experiment Discovered Which Could Have Resulted in Serious Operational Event. Caused by Insertion of $1.09 Reactivity.Postulated Accidents & Results & Related Info Encl | |
| ML20205Q292 | 16 May 1986 | Final Ro:On 860501,unanticipated or Uncontrolled Change in Reactivity Greater than One Dollar Occurred.Caused by Removal of Rotisserie from Face Water Notch.Proposed Changes to SOPs Developed as Listed | |
| ML20205J931 | 18 February 1986 | RO 86-01:on 860204,temp Recorder Providing LSSS Signal to Scram on High Fuel Temp Malfunctioned.Caused by Defective Motor Bearing.Bearing Replaced & Recorder Calibr | |
| ML20199G044 | 31 December 1985 | Twenty-Second Progress Rept of Texas A&M Univ Nuclear Science Ctr,1985 | Shutdown Margin |
| ML20137Y629 | 24 September 1985 | RO-85-04:on 850912,transient Rod Followed Cylinder Out During Positioning of Transient Rod Cylinder.Air Solenoid for Transient Rod Sys Not Functioning as Designed.Air Solenoid Disassembled,Cleaned & Reassembled | |
| ML20127M415 | 9 May 1985 | Ro:On 850508,during Restart Following Power Failure,Facility Air Monitoring (Fam) Sys Inoperable for 15 Minutes.Caused by Turning Off High Voltage to Detectors.Procedures Revised to Verify Fam Sys After Power Failure | |
| ML20113D568 | 21 January 1985 | RO 85-2;on 850111,safety Channel 1 Detector Failed During Reactor Operation.Caused by Loose Connector Pin Making Intermittent Contact.New Connector Installed & Detector Verified Operable Prior to Reinstallation | |
| ML20134Q196 | 11 January 1985 | Ro:On 850111,reactor Shut Down When Safety Channel 1 Did Not Respond Following Annual Reactor Maint.Cause Undetermined. Detector & Cabling Replaced | |
| ML20134P739 | 10 January 1985 | RO 85-1:on 850108,fuel Temp Recorder Indicated 600 F Instead of 720 F.Caused by Failure of Reactor Safety Sys Channel. Faulty Slide Wire & Contact Arm Replaced | |
| ML20134Q208 | 8 January 1985 | Ro:On 850108,fuel Temp Recorder Indicated 600 F Instead of 720 F After Reactor Power Returned to 1 MW Following Sample Positioning.Reactor Shut Down & Faulty Slide Wire & Contact Arm Replaced | |
| ML20100C965 | 31 December 1984 | Twenty-First Progress Rept of Texas A&M Univ Nuclear Science Ctr,1984 | Shutdown Margin |
| ML20090E125 | 2 July 1984 | RO-84-4:on 840626,reactor Operator Noted That Fuel Element Temp Recorder Did Not Correspond to Digital Indication as Shown on Doric Temp Readout.Cause Not Stated.Failure Spurious & Could Not Be Reproduced | |
| ML20090D784 | 26 June 1984 | Telecopy Ro:On 840626,fuel Elements Temp Recorder Failed to Respond Following Temporary Reduction in Reactor Power.Cause Not Stated | |
| ML20090E124 | 15 June 1984 | RO 84-3:on 840604,reactor Operator Observed That Safety Power Measuring Channel 2 Not Responding as Reactor Power Level Increased Beyond 30 Kw.Caused by Loose Safety Channel 2 Signal Cable.Connector Replaced | |
| ML20090E514 | 11 June 1984 | RO 84-2:on 840528,erratic Performance of Reactor Servo Control Not Noted in Log.Caused by Personnel Error.Operator Cautioned to Be More Observant While Taking Log Readings | |
| ML20134Q251 | 5 June 1984 | Ro:On 840604,during Startup,Reactor Shut Down When Channel 2 Not Indicating in Expected Power Range.Caused by Faulty Connector.Faulty Signal Cable Connector Replaced & Normal Operations Resumed | |
| ML20092N921 | 29 May 1984 | Ro:On 840528,operator Received Servo Fault Alarm & Linear Power Channel Indication Failed Low.Caused by High Voltage Supply for Linear Defector de-energized | |
| ML20084H617 | 2 April 1984 | Ro:On 840319,discovered That Performance of Weekly Electronic Maint Checks Not Performed During Previous Wk of Operation.Caused by Inadequate Procedural Controls | |
| ML20087N338 | 31 December 1983 | Twentieth Progress Rept of Texas A&M Univ,Nuclear Science Ctr,1983 | Time of Discovery Shutdown Margin |
| ML20078P011 | 28 October 1983 | Ro:On 831004,high Power Scram Received During Initial Reactor Startup While Banking Shim Safety Control Rods After Reaching 1 MW Power.Caused by Operator Manipulation of Control Rods.Procedures & Proper Documentation Emphasized | |
| ML20024E125 | 30 April 1983 | Nineteenth Progress Rept of Texas A&M Univ Nuclear Science Ctr for 1982. W/830516 Ltr | |
| ML20071H917 | 30 April 1983 | Nineteenth Progress Rept of Tx A&M Univ Nuclear Science Ctr 1982 | Shutdown Margin |
| ML20076F028 | 30 April 1983 | Nineteenth Progress Rept of Texas A&M Univ Nuclear Ctr, 1982 | Shutdown Margin |
| ML20028E691 | 11 January 1983 | Telecopy Ro:On 830110,during Reactor Startup,Fuel Temp Not Tracking Although Normal Temp Indication Displayed.Reactor Shut Down.Caused by Failed Fuel Thermocouple.Reactor Switched to Second Thermocouple |