U.S. Nuclear Regulatory Commission Operations Center Event Reports For 08/10/94 - 08/11/94 ** EVENT NUMBERS ** 27632 27652 27653 27654 27655 27656 27657 27658 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27632 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VOGTLE REGION: 2 |NOTIFICATION DATE: 08/05/94 | |UNIT: [1] [ ] [ ] STATE: GA |NOTIFICATION TIME: 10:43 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/05/94 | +------------------------------------------------+EVENT TIME: 06:54[EDT]| |NRC NOTIFIED BY: WILLIAMS |LAST UPDATE DATE: 08/10/94 | |HQ OPS OFFICER: GREG SCARFO +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JEROME BLAKE RDO | |AESF 50.72(b)(2)(ii) ESF ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A CONTAINMENT VENTILATION ISOLATION OCCURRED WHILE RESTORING A RADIATION | | MONITOR TO SERVICE. | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE SUBMITTED BY THE LICENSEE: | | "WHILE RESTORING FROM THE I&C SURVEILLANCE (24626-1) ON CONTAINMENT | | RADIATION MONITOR "1RE2565", A CONTAINMENT VENTILATION ISOLATION WAS | | RECEIVED. ALL EQUIPMENT ACTUATED AS REQUIRED. NO CHANGES IN CONTAINMENT | | RADIATION WAS OBSERVED BY CONTROL ROOM OR CHEMISTRY PERSONNEL. THE CVI | | SIGNAL WAS RESET AND ALL EQUIPMENT RESTORED TO NORMAL BY 0751. THE CAUSE | | OF THE ACTUATION IS UNKNOWN AND PRESENTLY UNDER INVESTIGATION." END OF | | TEXT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | * * * UPDATE 08/10/94 1520EDT FROM:LADD BY:SCARFO * * * | | THE FOLLOWING IS THE TEXT OF A FACSIMILE SUBMITTED BY THE LICENSEE: | | "A FOUR HOUR NOTIFICATION PER 10CFR50.72(b)(2)(ii) WAS MADE ON 8-5-94 (NRC | | REPORT #27632). THE INFORMATION TRANSMITTED IN THAT REPORT SHOULD NOW BE | | CONSIDERED TO BE OF A VOLUNTARY NATURE RATHER THAN A REQUIRED REPORT. IT | | HAS BEEN DETERMINED THAT THE CONTAINMENT VENTILATION ISOLATION (CVI) WHICH | | OCCURRED AND WAS REPORTED ON 8-5-94 WAS INVALID AND WAS THE RESULT OF AN | | EQUIPMENT FAILURE. THIS TYPE OF UNPLANNED ESF ACTUATION IS NOT REPORTABLE | | PER THE GUIDANCE CONTAINED IN 10CFR AND NO IMMEDIATE NOTIFICATION WAS | | REQUIRED BY 10CFR50.72(b)(2)(ii)." END OF TEXT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. R2DO(DECKER) NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27652 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: OCONEE REGION: 2 |NOTIFICATION DATE: 08/10/94 | |UNIT: [ ] [ ] [3] STATE: SC |NOTIFICATION TIME: 05:13 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP,[3] B&W-L-LP |EVENT DATE: 08/10/94 | +------------------------------------------------+EVENT TIME: 04:57[EDT]| |NRC NOTIFIED BY: GREWE |LAST UPDATE DATE: 08/10/94 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |KENNETH BARR RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |GUS LAINAS EO | | |BELCHER FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | A/R Y 100 POWER OPERATION | 0 HOT SHUTDOWN | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE PLANT REPORTED A REACTOR TRIP AT 04:25 FROM 100% POWER(DUE TO TRIP OF | | BOTH MAIN FEED PUMPS) FOLLOWED BY THE DECLARATION OF AN NOUE DUE TO | | SECONDARY SIDE DEPRESSURIZATION. | | | | THE MAIN FEED PUMP TRIP WAS DUE TO A BLOWN FUSE(CAUSE WILL BE INVESTIGATED) | | CAUSING THE LOSS OF THE "KI" INVERTER THAT FEEDS THE INTEGRATED CONTROL | | SYSTEM WHICH SENDS AN AUTOMATIC TRIP SIGNAL TO THE PUMPS WHICH RESULTED IN | | THE REACTOR TRIP. ALL RODS FULLY INSERTED AND NO PRIMARY SAFETY RELIEF | | VALVES LIFTED, BUT SECONDARY RELIEF VALVES DID LIFT AND MAY NOT HAVE | | RESEATED PROPERLY. THEY DECLARED THE NOUE DUE TO SECONDARY SIDE | | DEPRESSURIZATION(COULD POSSIBLY BE CAUSED BY A STEAM LINE BREAK, BUT THERE | | WERE NO INDICATIONS OF ONE). THEY ARE INVESTIGATING THE CAUSE OF THE | | SECONDARY SIDE DEPRESSURIZATION. THE "3B" ONCE-THROUGH STEAM GENERATOR WAS | | ISOLATED DUE TO A PRESSURE MISMATCH FOLLOWING THE REACTOR TRIP. THE LEVEL | | IN THE OTSG IS ZERO(ACTUAL LEVEL IS 6" BUT ANYTHING BELOW 15" IS CONSIDERED | | ZERO) AND IS CONSIDERED A DRY S/G. THE HEAT SINK IS THE EMERGENCY | | FEEDWATER AND THE "3A" STEAM GENERATOR. THE PLANT IS STABLE AT THIS TIME | | AND ALL EMERGENCY EQUIPMENT IS OPERABLE. THE RI WILL BE INFORMED. THE STATE | | AND LOCAL AGENCIES HAVE BEEN NOTIFIED. | | | | * * * UPDATE AT 1353 BY J. R. SMITH ENTERED BY HOO JOLLIFFE * * * | | LICENSEE DETERMINED THAT WAS NO SECONDARY STEAM LINE FAILURE, REFILLED | | "3B" STEAM GENERATOR TO A NORMAL LEVEL FOR HOT SHUTDOWN MODE, UNISOLATED | | "3B" STEAM GENERATOR, AND AT 0337, TERMINATED THE UNUSUAL EVENT. | | | | LICENSEE NOTIFIED STATE & LOCAL OFFICIALS AND THE NRC RESIDENT INSPECTOR | | OF THE TERMINATION OF THE UNUSUAL EVENT. HOO NOTIFIED R2DO DECKER, | | EO GOODWIN, FEMA EARL. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 27653 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: ALTEON, INC. |NOTIFICATION DATE: 08/10/94 | | CITY: RAMSEY REGION: 1 |NOTIFICATION TIME: 13:31 [ET]| | COUNTY: STATE: NJ |EVENT DATE: 08/04/94 | |LICENSE#: 2928447-01 AGREEMENT: N |EVENT TIME: 10:00[EDT]| | DOCKET: |LAST UPDATE DATE: 08/10/94 | | +-----------------------------+ | |PERSON ORGANIZATION| | |JENNY JOHANSEN RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: DR. CLAIRE LEONARD, RSO | | |HQ OPS OFFICER: DICK JOLLIFFE | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 2 SMALL VIALS CONTAINING IODINE-125 INADVERTENTLY TRANSPORTED TO A LANDFILL | | | | AT 1000 ON 08/04/94, DR. CLAIRE LEONARD, RSO, ALTEON, INC, RAMSEY, NJ | | (A BIOPHARMACEUTICAL COMPANY) RECEIVED A SHIPMENT OF 3 GLASS VIALS | | (SMALL BOTTLES) FROM DIAMED, INC, WINDHAM, MAINE. | | | | EACH SEALED 1 MILLILITER VIAL CONTAINED CONJUGATED IODINE-125 BONDED TO | | BOVINE SERUM ALBUMIN (A LIQUID PROTEIN) SEALED INSIDE A LEAD CONTAINER | | INSIDE A SEALED CARDBOARD CYLINDER PACKED IN DRY ICE INSIDE A STYROFOAM | | BOX. EACH LEAD CONTAINER IS SEALED WITH A METAL SEAL AND EACH CARDBOARD | | CYLINDER CONTAINS A SCREWED CAP SEALED WITH TAPE CONTAINING RADIOACTIVE | | SYMBOLS. | | | | THE RSO REMOVED 1 CYLINDER BUT DID NOT OBSERVE THE OTHER 2 CYLINDERS AND | | DID NOT REVIEW THE ENCLOSED SHIPMENT INVENTORY LIST. THE RSO SET THE BOX | | ON THE FLOOR INTENDING TO PROPERLY DISPOSE OF IT LATER IN THE DAY. | | | | HOWEVER, LATER THAT DAY, THE PERSON CLEANING THE AREA, REMOVED THE ENTIRE | | BOX AND THREW IT INTO THE TRASH DUMPSTER. THE DUMPSTER WAS LATER EMPTIED | | AND THE CONTENTS TRANSPORTED TO AN UNDETERMINED LANDFILL. | | | | AT 1100 ON 08/10/94, THE RSO DETERMINED THAT THE OTHER 2 VIALS WERE | | MISSING. THE TWO MISSING VIALS CONTAINED 0.49 MILLICURIES AND | | 1.2 MILLICURIES OF IODINE-125. | | | | LICENSEE IS CONTINUING TO INVESTIGATE THIS EVENT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27654 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PEACH BOTTOM REGION: 1 |NOTIFICATION DATE: 08/10/94 | |UNIT: [2] [ ] [ ] STATE: PA |NOTIFICATION TIME: 15:04 [ET]| |RX TYPE: [2] GE-4,[3] GE-4 |EVENT DATE: 08/10/94 | +------------------------------------------------+EVENT TIME: 13:35[EDT]| |NRC NOTIFIED BY: MARK ALDERFER |LAST UPDATE DATE: 08/10/94 | |HQ OPS OFFICER: WILLIAM HUFFMAN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: UNUSUAL EVENT +-----------------------------+ |10 CFR SECTION: |JENNY JOHANSEN RDO | |AAEC 50.72(a)(1)(i) EMERGENCY DECLARED |CHRIS GRIMES EO | |AINC 50.72(b)(2)(iii)(C) POT UNCNTRL RAD REL |EARL FEMA | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 2 | N Y 80 POWER OPERATION | 80 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FIRE LASTING LONGER THAN 10 MINUTES WITHIN THE PROTECTED AREA. | | | | A FIRE BROKE OUT WITHIN A STRUCTURE ON TOP OF THE REACTOR BUILDING ROOF AT | | 1335 EDT. THE STRUCTURE IS PHYSICALLY ON TOP OF THE ROOF OUTSIDE OF THE | | REACTOR BUILDING AT THE ROOF VENT STACK. THE FIRE WAS EXTINGUISHED AT 1400 | | EDT WITH NO KNOWN DAMAGE TO SAFETY RELATED EQUIPMENT OR TO THE BUILDING | | STRUCTURE. THE UNUSUAL EVENT WAS DECLARED AND TERMINATED AT 1410 EDT | | BECAUSE THE FIRE LASTED LONGER THAN 10 MINUTES, HOWEVER, THE LICENSEE DID | | NOT ENTER INTO THEIR EMERGENCY PLANS. | | | | THE FIRE APPARENTLY RESULTED FROM SOME CONSTRUCTION WELDING WITHIN THE ROOF | | VENT STRUCTURE WHICH IGNITED SOME RAGS AND DEBRIS IN THE VICINITY OF THE | | WELDING. A FIRE WATCH, WHICH HAD BEEN STATIONED FOR THE WELDING, | | UNSUCCESSFULLY ATTEMPTED TO PUT OUT THE FIRE WITH A HAND HELD FIRE | | EXTINGUISHER. THE FIRE BRIGADE WAS IMMEDIATELY SUMMONED AND HAD THE FIRE | | COMPLETELY EXTINGUISHED BY 1400 EDT USING WATER FROM A FIRE HOSE. | | | | INSPECTION AND ASSESSMENT OF THE FIRE LOCATION ARE STILL IN PROGRESS BUT | | DAMAGES APPEAR TO BE MINIMAL AT THIS TIME. | | | | STATE AND LOCAL AUTHORITIES ALONG WITH THE NRC RESIDENT INSPECTOR HAVE BEEN | | NOTIFIED. | | | | *** UPDATE FROM ALDERFER TO HUFFMAN AT 1836 EDT ON 8/10/94 *** | | THE WORK IN PROGRESS AT THE TIME OF THE FIRE INVOLVED A 10" BY 10" CUT | | THROUGH THE OUTSIDE SHEETMETAL WALL OF THE ROOF VENT STRUCTURE TO ACCESS | | AND INTERIOR I-BEAM. THERE WAS ALSO AN INSIDE SHEETMETAL WALL ON THE ROOF | | VENT STRUCTURE WHICH CREATED A HOLLOW WALL SPACE BETWEEN I-BEAMS. THE | | DISTANCE BETWEEN I-BEAMS IS 9 FEET. WHEN THE HOLE WAS CUT IN THE OUTSIDE | | WALL, IT WAS NOT POSSIBLE TO SEE WHAT WAS WITHIN THE HOLLOW WALL SPACE. THE | | WELDER STUFFED PROTECTIVE WELDING CLOTH (REFACIL) IN THE HOLE AND PROCEEDED | | TO MAKE WELDS ON THE I-BEAM. CAMERA INSPECTION OF THIS WALL SPACE HAS | | REVEALED THAT BIRD NESTING MATERIAL AND SOME FIBERGLASS INSULATION WAS | | RESTING ON TOP OF THE NEXT I-BEAM 9 FT BELOW THE WELDING ACCESS HOLE. | | SPARKS FROM THE WELDING APPARENTLY IGNITED THIS MATERIAL. BECAUSE OF THE | | DISTANCE OF THE BURNING MATERIAL FROM THE ACCESS HOLE, A FIRE EXTINGUISHER | | WAS INEFFECTIVE IN COMBATING THIS FIRE. WHEN WATER WAS POURED DOWN THE | | HOLLOW WALL SPACE, THE FIRE WAS EASILY EXTINGUISHED. | | | | THE LICENSEE ALSO STATES THAT WHILE THE FIRE HOSE WAS IN USE, IT WAS | | EXTENDED FROM THE REFUELING FLOOR THROUGH A HATCH IN THE REFUELING BUILDING | | ROOF. THIS REPRESENTS A BREACH IN SECONDARY CONTAINMENT AND WOULD HAVE | | PREVENTED SECONDARY CONTAINMENT ISOLATION, IF NECESSARY. THIS IS A FOUR | | HOUR 50.72 CONDITION UNDER CONTROL OF RADIATION RELEASE. THE NRC RESIDENT | | INSPECTOR HAS BEEN NOTIFIED OF THIS ADDITIONAL INFORMATION. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27655 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VOGTLE REGION: 2 |NOTIFICATION DATE: 08/10/94 | |UNIT: [1] [ ] [ ] STATE: GA |NOTIFICATION TIME: 15:20 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/10/94 | +------------------------------------------------+EVENT TIME: 12:30[EDT]| |NRC NOTIFIED BY: LADD |LAST UPDATE DATE: 08/10/94 | |HQ OPS OFFICER: GREG SCARFO +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |THOMAS DECKER RDO | |AINC 50.72(b)(2)(iii)(C) POT UNCNTRL RAD REL | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE CONTAINMENT VENTILATION ISOLATION (CVI) SYSTEM WAS INOPERABLE FOR FOUR | | DAYS DUE TO A FAILED RELAY IN A RADIATION MONITOR. | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE SUBMITTED BY LICENSEE: | | "ON 8-10-94 AT 1230 IT WAS CONCLUDED THAT IN RESTORING FROM THE INVALID CVI | | ON 8-5-94 THAT THE CVI ACTUATION FEATURE FROM HIGH RADIATION CONDITIONS HAD | | BEEN INOPERABLE FOR THE PERIOD OF 8-5-94 THROUGH 8-9-94. THIS CONDITION | | WAS DISCOVERED BY AN EVENT CRITIQUE TEAM DURING SUBSEQUENT TROUBLESHOOTING | | OF THE 8-5-94 FAILURE AND WAS CAUSED BY A COMBINATION OF EQUIPMENT FAILURE | | (A FAILED RELAY IN RADIATION MONITOR 1RE-2565) AND THE SOLID STATE | | PROTECTION SYSTEM RESET LOGIC SCHEME FOR HIGH RADIATION CVI. THIS RESULTED | | IN A CONDITION THAT ALONE COULD HAVE PREVENTED THE FULFILLMENT OF A SAFETY | | FUNCTION OF A SYSTEM NEEDED TO CONTROL THE RELEASE OF RADIOACTIVE MATERIAL. | | THEREFORE, THIS IS REPORTABLE PER 10CFR50.72(b)(2)(iii)(C). THE FAILED | | RELAY WAS REPLACED AND THE RADIATION MONITOR AND CVI AUTOMATIC ACTUATION | | CAPABILITY WAS RESTORED. HOWEVER, THE CVI ACTUATION WOULD HAVE BEEN | | AVAILABLE IN THE CASE OF AN ACTUAL ACCIDENT CONDITION, SUCH AS A LOCA VIA | | REDUNDANT ACTUATION LOGIC FROM SI, CIA, AND CONTAINMENT SPRAY ACTUATION | | SIGNALS IN ADDITION TO MANUAL OPERATOR ACTIONS." END OF TEXT. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 27656 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: MQS INSPECTION |NOTIFICATION DATE: 08/10/94 | | CITY: ELK GROVE VILLA REGION: 3 |NOTIFICATION TIME: 15:41 [ET]| | COUNTY: STATE: IL |EVENT DATE: 08/10/94 | |LICENSE#: 12-00622-07 AGREEMENT: Y |EVENT TIME: 08:30[CDT]| | DOCKET: |LAST UPDATE DATE: 08/10/94 | | +-----------------------------+ | |PERSON ORGANIZATION| | |MARK RING RDO | | | | +------------------------------------------------+ | |NRC NOTIFIED BY: EARL BANDFIELD | | |HQ OPS OFFICER: WILLIAM HUFFMAN | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |BAE1 20.2202(b)(1) PERS OVEREXPOSURE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | POSSIBLE PERSONNEL OVEREXPOSURE. | | | | THE RADIATION SAFETY OFFICER FOR MQS INSPECTION, A INDUSTRIAL RADIOGRAPHY | | FIRM LOCATED IN ELK GROVE VILLAGE, ILLINOIS, REPORTED A POTENTIAL | | OVEREXPOSURE SITUATION. THE RSO STATES THAT A FILM BADGE FOR ONE OF THEIR | | EMPLOYEES HAD AN INDICATED EXPOSURE OF 11 REM. THE BADGE WAS PROCESSED BY | | LANDAUER AND THE RESULTS REPORTED TO THE RSO THIS MORNING. THE BADGE HAD | | BEEN WORN BY THE EMPLOYEE FOR WORK BETWEEN JUNE 1 AND JUNE 14. | | | | THE EMPLOYEE'S RADIATION WORK ACTIVITIES WERE IMMEDIATELY SUSPENDED WHILE | | THE COMPANY IS ATTEMPTING TO DETERMINE WHAT OCCURRED. LANDAUER HAS BEEN | | REQUESTED TO RECHECK THEIR RESULTS. IN ADDITION, THE LICENSEE IS COMPILING | | A DETAILED RECORD OF THE WORKER'S ACTIVITIES DURING THAT TIME PERIOD. | | | | THE LICENSEE NOTES THAT WORKERS ARE REQUIRED TO WEAR POCKET DOSIMETRY AND | | ALARMING RATE METERS WHILE HANDING SOURCES. IN THIS INSTANCE, NO ABNORMAL | | READING OR CONDITIONS WERE NOTED FROM THESE INDEPENDENT DEVICES. | | | | THE LICENSEE HAS ALSO NOTIFIED REGION III (JONES) OF THIS REPORT. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27657 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LIMERICK REGION: 1 |NOTIFICATION DATE: 08/10/94 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 18:01 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 08/10/94 | +------------------------------------------------+EVENT TIME: 17:05[EDT]| |NRC NOTIFIED BY: GERALD MANAGHAN |LAST UPDATE DATE: 08/10/94 | |HQ OPS OFFICER: WILLIAM HUFFMAN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JENNY JOHANSEN RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | |NLTR LICENSEE 24 HR REPORT | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | INADEQUATE FIRE PROTECTION OF SAFETY RELATED CABLING. | | | | THE FOLLOWING IS THE TEXT OF A FACSIMILE FROM THE LICENSEE: | | "ON 8/10/94, AT 1705, STATION PERSONNEL DETERMINED THAT LGS U/1 (LIMERICK, | | UNIT 1) WAS NOT IN COMPLIANCE WITH APP. 9A, "FIRE PROTECTION EVALUATION | | REPORT" OF THE UFSAR. A FIRE IN THE REMOTE SHUTDOWN ROOM COULD RESULT IN | | UNAVAILABILITY OF THE D12 4 KV SAFEGUARDS BUS REQUIRED TO SUPPORT FIRE SAFE | | SHUTDOWN METHOD "D" DUE TO THE POTENTIAL FOR FIRE INDUCED DAMAGE TO THE | | RELAY CONTROL CABLES. THIS CONDITION WAS DISCOVERED DURING PERFORMANCE OF | | THE IPEEE FIRE RISK ANALYSIS. | | | | UPON PRIOR NOTIFICATION OF POTENTIAL NONCOMPLIANCE, THE REMOTE SHUTDOWN | | ROOM WAS ADDED TO THE FIRE IMPAIRMENT LOG. ADDITIONAL MITIGATING FACTORS | | INCLUDE THAT THIS AREA HAS BEEN INCLUDED AS PART OF THE ROVING FIRE WATCH | | PATROL ROUND IN RESPONSE TO NRC BULLETIN 92-08. | | | | THIS CONDITION CONSTITUTES A VIOLATION OF LGS OPERATING LICENSE CONDITION | | 2.C.(3)a AND IS REPORTABLE UNDER LICENSE CONDITION 2.F. THIS CONDITION ALSO | | RESULTS IN THE PLANT BEING IN A CONDITION OUTSIDE THE DESIGN BASIS AND IS | | REPORTABLE UNDER 10 CFR 50.72(B)(1)(ii)(B). THE CAUSE OF THIS CONDITION IS | | UNDER INVESTIGATION AND ADDITIONAL CORRECTIVE ACTIONS WILL BE DETERMINED | | BASED ON THE RESULTS OF THIS INVESTIGATION." END OF TEXT | | | | THIS REPORT CONCERNS A CONDITION IN THE REMOTE SHUTDOWN ROOM WHICH INVOLVES | | A CONTROL POWER CABLE TRAY. THE CABLE TRAY WAS FOUND TO NOT BE THERMOLAG | | PROTECTED. THE ROOM HAS BEEN ADDED TO THE FIRE WATCH PATROL. LONG TERM | | COMPENSATORY ACTIONS ARE STILL UNDER EVALUATION. THE NRC RESIDENT INSPECTOR | | WILL BE INFORMED. R1DO (JOHANSEN) NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 27658 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CALVERT CLIFFS REGION: 1 |NOTIFICATION DATE: 08/10/94 | |UNIT: [ ] [2] [ ] STATE: MD |NOTIFICATION TIME: 23:54 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 08/10/94 | +------------------------------------------------+EVENT TIME: 21:54[EDT]| |NRC NOTIFIED BY: BAUDER |LAST UPDATE DATE: 08/10/94 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JENNY JOHANSEN RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | A/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE PLANT HAD A REACTOR TRIP FROM 100% DUE TO A GENERATOR TRIP. | | | | THE GENERATOR TRIP WAS DUE TO A VOLTAGE REGULATOR FAULT OF WHICH THE CAUSE | | IS UNKNOWN AND IS BEING INVESTIGATED. ALL RODS FULLY INSERTED, NO SAFETY | | RELIEF VALVES LIFTED, NO SI OR ESF ACTUATIONS OCCURRED. ALL SAFETY SYSTEMS | | FUNCTIONED AS REQUIRED AND NO SAFETY EQUIPMENT IS INOPERABLE. THE CURRENT | | HEAT SINK IS THE CONDENSER. THEY DID COOLDOWN A LITTLE BELOW THE MARGINS | | REQUIRED IN THEIR INTERMEDIATE SAFETY CHECKS FOR THEIR POST TRIP EOP, BUT | | THEY RETURNED WITHIN THE SAFETY CHECK RANGE BY CONTROLLING THE FEED FLOW | | RATE WITHIN 5-10 MINS. THE RI WAS INFORMED AND LOCAL AGENCIES WERE | | NOTIFIED. | +------------------------------------------------------------------------------+