Event Notification Report for June 21, 1999
U.S. Nuclear Regulatory Commission
Operations Center
EVENT REPORTS FOR
06/20/1999 - 06/21/1999
!!!!! THIS EVENT HAS BEEN RETRACTED !!!!!
!!!!! THIS EVENT HAS BEEN RETRACTED !!!!!
Power Reactor
Event Number: 35849
Facility: FARLEY
Region: 2 State: AL
Unit: [] [2] []
RX Type: [1] W-3-LP,[2] W-3-LP
NRC Notified By: BOWEN
HQ OPS Officer: CHAUNCEY GOULD
Region: 2 State: AL
Unit: [] [2] []
RX Type: [1] W-3-LP,[2] W-3-LP
NRC Notified By: BOWEN
HQ OPS Officer: CHAUNCEY GOULD
Notification Date: 06/21/1999
Notification Time: 18:53 [ET]
Event Date: 06/21/1999
Event Time: 16:57 [CDT]
Last Update Date: 06/23/1999
Notification Time: 18:53 [ET]
Event Date: 06/21/1999
Event Time: 16:57 [CDT]
Last Update Date: 06/23/1999
Emergency Class: NON EMERGENCY
10 CFR Section:
50.72(b)(1)(i)(A) - PLANT S/D REQD BY TS
10 CFR Section:
50.72(b)(1)(i)(A) - PLANT S/D REQD BY TS
Person (Organization):
CAUDLE JULIAN (R2)
CAUDLE JULIAN (R2)
| Unit | SCRAM Code | RX Crit | Initial PWR | Initial RX Mode | Current PWR | Current RX Mode |
|---|---|---|---|---|---|---|
| 2 | N | Y | 100 | Power Operation | 100 | Power Operation |
THE PLANT ENTERED TS REQUIRED SHUT DOWN DUE TO LOSS OF TWO STEAM FLOW CHANNELS ON THE "A" STEAM GENERATOR.
PRIOR TO THIS EVENT THERE WAS A BROKEN SENSING LINE ON THE "B" STEAM GENERATOR STEAM FLOW CHANNEL WHICH REQUIRED PUTTING THE CHANNEL 3 STEAM FLOWS ON ALL THREE STEAM GENERATORS IN TEST. TODAY @ 1657 CHANNEL 4 ON THE "A" STEAM GENERATOR FAILED. THERE ARE TWO STEAM FLOW CHANNELS PER STEAM GENERATOR AND TECHNICAL SPECIFICATIONS REQUIRE ONE OF THE TWO FLOW CHANNELS TO BE AVAILABLE. SINCE CHANNELS 3 AND 4 ON THE "A" STEAM GENERATOR ARE NOT AVAILABLE, THE PLANT ENTERED TS LCO 3.0.3 WHICH GIVES THEM 7 HRS. TO BE IN HOT STANDBY, 6 HOURS TO HOT SHUTDOWN AND THE FOLLOWING 24 HOURS TO COLD SHUTDOWN. THE FEED PUMP SPEED CONTROL AND THE "A" STEAM GENERATOR FLOW CONTROL VALVE WERE PLACED IN MANUAL AND LEVELS WERE STABILIZED. THEY CAN EXIT THE LCO ACTION STATEMENT IF THEY TAKE CHANNEL 3 OUT OF TEST ON "A" STEAM GENERATOR AND RETURN IT TO SERVICE.
THE RESIDENT INSPECTOR WILL BE INFORMED.
*** UPDATE ON 6/21/99 @ 2017 BY BOWEN TO GOULD ***
THEY TOOK THE CHANNEL 3 STEAM FLOW OUT OF TEST AND RETURNED IT TO SERVICE AT 1807 AND EXITED THE LCO ACTION STATEMENT.
THE RESIDENT WILL BE NOTIFIED. REG2 RDO (JULIAN)
*** UPDATE ON 6/23/99 @ 1834 BY HUNTER TO GOULD *** RETRACTION
SUBSEQUENT EVALUATION HAS DETERMINED THE FAILED COMPONENT HAD NO AFFECT ON THE PROTECTION FUNCTIONS PROVIDED BY THE STEAM FLOW CHANNELS. THE FAILURE AFFECTED THE MAIN CONTROL BOARD INDICATION AND FEEDWATER CONTROL ONLY. THEREFORE, THIS EVENT IS BEING RETRACTED.
THE RESIDENT INSPECTOR WILL BE NOTIFIED. THE REG 2 RDO (BELISLE) WAS NOTIFIED.
PRIOR TO THIS EVENT THERE WAS A BROKEN SENSING LINE ON THE "B" STEAM GENERATOR STEAM FLOW CHANNEL WHICH REQUIRED PUTTING THE CHANNEL 3 STEAM FLOWS ON ALL THREE STEAM GENERATORS IN TEST. TODAY @ 1657 CHANNEL 4 ON THE "A" STEAM GENERATOR FAILED. THERE ARE TWO STEAM FLOW CHANNELS PER STEAM GENERATOR AND TECHNICAL SPECIFICATIONS REQUIRE ONE OF THE TWO FLOW CHANNELS TO BE AVAILABLE. SINCE CHANNELS 3 AND 4 ON THE "A" STEAM GENERATOR ARE NOT AVAILABLE, THE PLANT ENTERED TS LCO 3.0.3 WHICH GIVES THEM 7 HRS. TO BE IN HOT STANDBY, 6 HOURS TO HOT SHUTDOWN AND THE FOLLOWING 24 HOURS TO COLD SHUTDOWN. THE FEED PUMP SPEED CONTROL AND THE "A" STEAM GENERATOR FLOW CONTROL VALVE WERE PLACED IN MANUAL AND LEVELS WERE STABILIZED. THEY CAN EXIT THE LCO ACTION STATEMENT IF THEY TAKE CHANNEL 3 OUT OF TEST ON "A" STEAM GENERATOR AND RETURN IT TO SERVICE.
THE RESIDENT INSPECTOR WILL BE INFORMED.
*** UPDATE ON 6/21/99 @ 2017 BY BOWEN TO GOULD ***
THEY TOOK THE CHANNEL 3 STEAM FLOW OUT OF TEST AND RETURNED IT TO SERVICE AT 1807 AND EXITED THE LCO ACTION STATEMENT.
THE RESIDENT WILL BE NOTIFIED. REG2 RDO (JULIAN)
*** UPDATE ON 6/23/99 @ 1834 BY HUNTER TO GOULD *** RETRACTION
SUBSEQUENT EVALUATION HAS DETERMINED THE FAILED COMPONENT HAD NO AFFECT ON THE PROTECTION FUNCTIONS PROVIDED BY THE STEAM FLOW CHANNELS. THE FAILURE AFFECTED THE MAIN CONTROL BOARD INDICATION AND FEEDWATER CONTROL ONLY. THEREFORE, THIS EVENT IS BEING RETRACTED.
THE RESIDENT INSPECTOR WILL BE NOTIFIED. THE REG 2 RDO (BELISLE) WAS NOTIFIED.
General Information or Other
Event Number: 35850
Rep Org: WILCOX ASSOCIATES
Licensee: WILCOX ASSOCIATES
Region: 3
City: CADILLAC State: MI
County:
License #: 21-23314-01
Agreement: N
Docket:
NRC Notified By: PIERCE
HQ OPS Officer: CHAUNCEY GOULD
Licensee: WILCOX ASSOCIATES
Region: 3
City: CADILLAC State: MI
County:
License #: 21-23314-01
Agreement: N
Docket:
NRC Notified By: PIERCE
HQ OPS Officer: CHAUNCEY GOULD
Notification Date: 06/21/1999
Notification Time: 19:06 [ET]
Event Date: 06/21/1999
Event Time: 15:30 [EDT]
Last Update Date: 06/21/1999
Notification Time: 19:06 [ET]
Event Date: 06/21/1999
Event Time: 15:30 [EDT]
Last Update Date: 06/21/1999
Emergency Class: NON EMERGENCY
10 CFR Section:
10 CFR Section:
Person (Organization):
MIKE JORDAN (R3)
JOSEPHINE PICCONE (NMSS)
MIKE JORDAN (R3)
JOSEPHINE PICCONE (NMSS)
TROXLER GAUGE DAMAGED.
A MODEL 3440A TROXLER GAUGE CONTAINING 8 MILLICURIES OF CESIUM-137 AND 40 MILLICURIES OF AMERICIUM-241 WAS DAMAGED WHEN IT WAS RUN OVER ON U.S. ROUTE 23 NEAR PAWAS, MI. THERE APPEARS TO BE NO DAMAGE TO THE SOURCE. THEY ARE PLANNING ON PUTTING IT INTO ITS STORAGE CASE AND TAKING IT BACK TO THEIR FACILITIES.
A MODEL 3440A TROXLER GAUGE CONTAINING 8 MILLICURIES OF CESIUM-137 AND 40 MILLICURIES OF AMERICIUM-241 WAS DAMAGED WHEN IT WAS RUN OVER ON U.S. ROUTE 23 NEAR PAWAS, MI. THERE APPEARS TO BE NO DAMAGE TO THE SOURCE. THEY ARE PLANNING ON PUTTING IT INTO ITS STORAGE CASE AND TAKING IT BACK TO THEIR FACILITIES.