U.S. Nuclear Regulatory Commission Operations Center Event Reports For 08/02/96 - 08/05/96 ** EVENT NUMBERS ** 30822 30823 30824 30825 30826 30827 30828 30829 30830 30831 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30822 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MAINE YANKEE REGION: 1 |NOTIFICATION DATE: 08/02/96 | |UNIT: [1] [ ] [ ] STATE: ME |NOTIFICATION TIME: 14:14 [ET]| |RX TYPE: [1] CE |EVENT DATE: 08/02/96 | +------------------------------------------------+EVENT TIME: 11:30[EDT]| |NRC NOTIFIED BY: WALDMAN |LAST UPDATE DATE: 08/02/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN KINNEMAN RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE DISCOVERED A CONDITION THAT COULD MAKE THE CONTAINMENT SPRAY | | (CS) AND LOW PRESSURE SAFETY INJECTION (LPSI) PUMPS INOPERABLE. | | | | WHEN THE CS AND LPSI PUMPS ARE REQUIRED TO BE OPERABLE, THE ROOM | | VENTILATION EXHAUST FANS ARE ALSO REQUIRED TO BE OPERABLE. A DESIGN REVIEW | | OF THE VENTILATION EXHAUST FANS DETERMINED THE FAN INLET DAMPERS MAY FAIL | | SHUT ON A LOSS OF THE INSTRUMENT AIR SYSTEM WHICH IS NOT SAFETY CLASS. THIS | | MAY REDUCE THE VENTILATION FLOW BELOW THE MINIMUM REQUIRED FLOW RATE AND | | MAKE THE CS AND LPSI PUMPS INOPERABLE. | | | | THE LOSS OF VENTILATION FLOW COULD PREVENT THE CS AND LPSI PUMPS FROM | | FULFILLMENT OF THEIR SAFETY FUNCTION TO MITIGATE THE CONSEQUENCES OF AN | | ACCIDENT DUE TO OVERHEATING OF THE MOTORS. AS A CORRECTIVE MEASURE, THE | | DAMPERS WILL BE BLOCKED IN THE OPEN POSITION WITH A SEISMICALLY QUALIFIED | | RESTRAINT TO RESTORE OPERABILITY TO THE VENTILATION EXHAUST FANS. | | | | THE NRC RESIDENT INSPECTOR WAS INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |TRANSPORTATION EVENT | |EVENT NUMBER: 30823 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: FEDERAL EXPRESS |NOTIFICATION DATE: 08/02/96 | | CITY: INDIANAPOLIS REGION: 3 |NOTIFICATION TIME: 12:19 [ET]| | COUNTY: STATE: IN |EVENT DATE: 08/02/96 | |LICENSE#: AGREEMENT: N |EVENT TIME: 03:24[EDT]| | DOCKET: |LAST UPDATE DATE: 08/02/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | |BLAINE MURRAY RDO | | |CAMPER EO | +------------------------------------------------+HOLT RDO3 | |NRC NOTIFIED BY: BRIGHT(NAT. RESPONSE CTR) |BAGWELL FEMA | |HQ OPS OFFICER: CHAUNCEY GOULD |BARRETT ERB | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NTRA TRANSPORTATION EVENT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | TRANSPORTATION EVENT | | | | CALL BACK NUMBER: 800-424-8802 | | | | CALLER'S ORGANIZATION: NATIONAL RESPONSE CENTER | | | | TRANSPORTATION MODE: HIGHWAY | | | | EXACT LOCATION OF EVENT: 3502 SOUTH HIGH SCHOOL ROAD, INDIANAPOLIS, IN | | | | NAME OF CARRIER: FEDERAL EXPRESS (504-924-1473) | | | | -SHIPPING PAPERS AVAILABLE: UNKNOWN | | | | -NAME OF SHIPPER (FROM SHIPPING PAPERS): AMERSHAM | | | | -ADDRESS OF SHIPPER (FROM SHIPPING PAPERS): ARLINGTON HTS, IL | | | | -NAME OF CONSIGNEE (FROM SHIPPING PAPERS): NIH | | | | -ADDRESS OF CONSIGNEE (FROM SHIPPING PAPERS): BETHESDA, MD | | | | -VEHICLE NUMBER: UNKNOWN | | | | -VEHICLE PLACARDED: UNKNOWN | | | | MATERIAL INVOLVED: P-32 | | | | -TYPE OF PACKAGES: UNKNOWN | | | | -NUMBER OF PACKAGES: 1 | | | | -PACKAGE LABEL: UNKNOWN | | | | -DOT PACKAGE SPECIFICATION MARKING: UNKNOWN | | -OTHER PACKAGE MARKINGS: UNKNOWN | | | | -MATERIAL ID NUMBER (FROM SHIPPING PAPERS): UNKNOWN | | | | -CONDITION OF PACKAGES: DAMAGED | | | | -RADIATION SURVEY INFORMATION: NO SURVEY | | | | MEDIA COVERAGE: UNKNOWN | | | | AGENCIES NOTIFIED: INDIANA DEPARTMENT OF ENVIRONMENTAL MANAGEMENT, NOAA | | | | AGENCIES ON SCENE: UNKNOWN | | | | INJURIES: UNKNOWN | | | | CURRENT STATUS: A PACKAGE CONTAINING A SHIPMENT OF P-32 WAS STRUCK BY A | | PACKAGE CART CAUSING CONSIDERABLE DAMAGE. THE PACKAGE WAS DISCOVERED EMPTY | | AFTER BEING STRUCK. A SEARCH OF THE AREA WAS FOUND TO BE NEGATIVE. | | QUANTITY OF P-32 RELEASED WAS 0.72 MILLICURIES. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30824 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SUSQUEHANNA REGION: 1 |NOTIFICATION DATE: 08/02/96 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 14:50 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 08/02/96 | +------------------------------------------------+EVENT TIME: 11:05[EDT]| |NRC NOTIFIED BY: RADISHOFSKI |LAST UPDATE DATE: 08/02/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN KINNEMAN 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 N 0 HOT SHUTDOWN | 0 HOT SHUTDOWN | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE PLANT HAD A DIVISION 1 PRIMARY CONTAINMENT ISOLATION AND AUTO START OF | | ONE EMERGENCY DIESEL. | | | | THE ESF ACTUATION OCCURRED DUE TO THE LOSS OF THE "1A201" BUS. A BUS | | LOCKOUT OCCURRED DURING THE REPLACEMENT OF AN OVER CURRENT RELAY IN THE | | ALTERNATE FEEDER BREAKER FOR "1A201". THE DIVISION 1 PRIMARY CONTAINMENT | | ISOLATION OCCURRED BY DESIGN FOR A LOSS OF DIVISION 1 OF RPS. THE "A" EDG | | AUTO STARTED BUT DID NOT ENERGIZE THE BUS DUE TO A LOCKOUT CONDITION AS | | EXPECTED. THE ALTERNATE FEEDER BREAKER WAS REMOVED FROM SERVICE, AND THE | | BUS HAS BEEN RE-ENERGIZED IN ACCORDANCE WITH PLANT PROCEDURES. ALL | | ISOLATIONS HAVE BEEN RESET, AND THE EDG WILL BE SECURED. | | | | THE NRC RESIDENT INSPECTOR WAS INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30825 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DIABLO CANYON REGION: 4 |NOTIFICATION DATE: 08/02/96 | |UNIT: [ ] [2] [ ] STATE: CA |NOTIFICATION TIME: 17:30 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/02/96 | +------------------------------------------------+EVENT TIME: 13:30[PDT]| |NRC NOTIFIED BY: PATTY |LAST UPDATE DATE: 08/02/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BLAINE MURRAY RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 2 STARTUP | 2 STARTUP | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE HAS DETERMINED THAT THE UNIT 2 TRAIN "B" P-4 REACTOR TRIP | | INTERLOCK WAS INOPERABLE PUTTING THE PLANT IN A 48-HOUR LCO TO RESTORE TO | | OPERABLE CONDITION. | | | | THE CAUSE OF THE P-4 REACTOR TRIP INTERLOCK BEING DISABLED AND INOPERABLE | | WAS DUE TO A LEAD BEING LIFTED ON A TURBINE TRIP SOLENOID. THIS OCCURRED | | DURING A TEST AT THE CONCLUSION OF THE MOST RECENT REFUELING OUTAGE IN | | 05/96. IN ADDITION, BOTH TRAINS OF REACTOR TRIP INTERLOCK P-4 WERE | | INOPERABLE FOR BRIEF PERIODS DURING SSPS TESTING OCCURRING SINCE THE MAY | | STARTUP. TS 3.3.2, TABLE 3.3-3, FUNCTIONAL UNIT 8.C REQUIRES TWO TRAINS OF | | P-4 INTERLOCK TO BE OPERABLE WHILE THE PLANT IS IN MODES 1, 2, AND 3. THE | | LICENSEE IS STILL INVESTIGATING WHY THE LEAD WAS LIFTED. THE WIRE HAS BEEN | | PLACED ON THE LEAD, AND THE LICENSEE PREPARING TO TEST IT. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30826 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: WOLF CREEK REGION: 4 |NOTIFICATION DATE: 08/02/96 | |UNIT: [1] [ ] [ ] STATE: KS |NOTIFICATION TIME: 17:59 [ET]| |RX TYPE: [1] W-4-LP |EVENT DATE: 08/02/96 | +------------------------------------------------+EVENT TIME: 13:45[CDT]| |NRC NOTIFIED BY: FERGUSON |LAST UPDATE DATE: 08/02/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BLAINE MURRAY RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 LICENSEE RECOGNIZED THAT THE WRONG FUSE HAD BEEN INSTALLED IN THE | | CLOSING CIRCUIT FOR THE "B" ESSENTIAL SERVICE WATER (ESW) PUMP. | | | | DUE TO PERSONNEL ERROR, THE LICENSEE HAD INSTALLED A 10-AMP FUSE IN THE | | CLOSING CIRCUIT OF THE "B" ESW PUMP INSTEAD OF A 15-AMP FUSE. THIS COULD | | HAVE PREVENTED THE NORMAL OPERATION OF THE "B" ESW PUMP SINCE THE 10-AMP | | FUSE COULD HAVE BLOWN OUT PREMATURELY. THE CORRECT FUSES WERE IMMEDIATELY | | INSTALLED, AND NO NEGATIVE CONSEQUENCES RESULTED DUE TO THIS INCIDENT. I&C | | PERSONNEL NOTIFIED THE CONTROL ROOM ON 07/31/96, THAT THE UC (CLOSING) AND | | THE UL (LIFTING) FUSE BLOCKS HAD BEEN REVERSED. THIS, HOWEVER, WAS NOT | | IDENTIFIED AS A NON CONSERVATIVE CONFIGURATION AT THAT TIME. THE LICENSEE | | STILL INVESTIGATING WHEN THIS COULD HAVE OCCURRED. | | | | THE NRC RESIDENT INSPECTOR WAS INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30827 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CALVERT CLIFFS REGION: 1 |NOTIFICATION DATE: 08/02/96 | |UNIT: [1] [ ] [ ] STATE: MD |NOTIFICATION TIME: 18:08 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 08/02/96 | +------------------------------------------------+EVENT TIME: 17:40[EDT]| |NRC NOTIFIED BY: JONES |LAST UPDATE DATE: 08/02/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN KINNEMAN RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 27 POWER OPERATION | 27 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE PLANT ENTERED A TS 3.0.3 REQUIRED SHUTDOWN DUE TO TWO CHANNELS OF THE | | REACTOR PROTECTION SYSTEM (RPS) AXIAL SHAPE INDEX CALCULATIONS BEING OUT OF | | SERVICE. | | | | RPS CHANNELS "B" AND "C" AXIAL SHAPE INDEX CALCULATIONS WERE OUT OF SERVICE | | WHEN THE TS ONLY ALLOWS ONE CHANNEL AT A TIME TO BE OUT OF SERVICE. THE | | PLANT HAS 6 HOURS TO BE IN HOT SHUTDOWN. THE CAUSE OF THIS PROBLEM IS | | STILL BEING INVESTIGATED. | | | | THE NRC RESIDENT INSPECTOR WAS INFORMED. | | | | * * * UPDATE AT 0015 ON 08/03/96 BY MARK GECKLE ENTERED BY JOLLIFFE * * * | | | | AT 2325 ON 08/02/96, WITH UNIT 1 IN MODE 2 AT 3% POWER, THE LICENSEE EXITED | | TECH SPEC 3.0.3. THE LICENSEE IS DETERMINING CORRECTIVE ACTIONS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | HOO NOTIFIED R1DO (JOHN KINNEMAN). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30828 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 08/02/96 | |UNIT: [ ] [2] [ ] STATE: NJ |NOTIFICATION TIME: 21:08 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/02/96 | +------------------------------------------------+EVENT TIME: 18:00[EDT]| |NRC NOTIFIED BY: ARMANDO |LAST UPDATE DATE: 08/02/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN KINNEMAN RDO | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE LICENSEE REPORTED THE DISCOVERY OF BEER BOTTLES IN THE DUCT WORK ABOVE | | THE 125-VDC BATTERY ROOM. | | | | THE SECURITY FORCE HAD DISCOVERED THREE BOTTLES OF BEER INSIDE THE DUCT | | WORK | | ABOVE THE 125-VDC BATTERY ROOM WHICH IS A VITAL ACCESS AREA. THESE BOTTLES | | HAD NOT BEEN DISTURBED FOR A VERY LONG TIME AND WERE COVERED WITH DIRT AND | | DUST WITH ONE OF THE BOTTLES HALF EMPTY. PRELIMINARY INFORMATION INDICATES | | THAT THESE BOTTLES WERE MADE IN 1978. THE EXHAUST DUCT WORK FROM THE | | BATTERY ROOM WAS MOSTLY BLOCKED BY THESE BOTTLES, AND ENGINEERING WILL BE | | EVALUATING THE EFFECT OF THIS FLOW BLOCKAGE ON THE BATTERY PERFORMANCE. | | THERE IS NO SIGNIFICANT IMPACT DUE TO THIS PROBLEM ON THE HEALTH AND SAFETY | | OF THE PUBLIC IN THIS MODE OF OPERATION. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED ALONG WITH LOWER ALLOWAYS CREEK | | TOWNSHIP. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30829 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 08/03/96 | |UNIT: [ ] [2] [ ] STATE: SC |NOTIFICATION TIME: 02:06 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/03/96 | +------------------------------------------------+EVENT TIME: 02:00[EDT]| |NRC NOTIFIED BY: GARY CLEMENTS |LAST UPDATE DATE: 08/03/96 | |HQ OPS OFFICER: DICK JOLLIFFE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DAVE VERRELLI RDO | |ASHU 50.72(b)(1)(i)(A) PLANT S/D REQD BY TS | | |NLCO TECH SPEC LCO A/S | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N Y 99 POWER OPERATION | 99 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | - TECH SPEC REQD PLANT S/D DUE TO 2 INOP CONTROL ROOM VENT SYSTEM TRAINS - | | | | WITH ONE OF TWO CONTROL ROOM VENTILATION SYSTEM TRAINS (TRAIN 'B') | | INOPERABLE FOR MAINTENANCE ACTIVITIES, THE OPERABLE TRAIN (TRAIN 'A') | | TRIPPED FOR UNKNOWN REASONS. THE LICENSEE IS INVESTIGATING THE CAUSE AND | | DETERMINING CORRECTIVE ACTIONS. | | | | AT 0200, THE LICENSEE ENTERED TECH SPEC LCO A/S 3.0.3 DUE TO BOTH TRAINS | | OF THE CONTROL ROOM VENTILATION SYSTEM BEING INOPERABLE. TECH SPEC LCO | | A/S 3.0.3 REQUIRES THE LICENSEE TO RESTORE ONE TRAIN OF THE CONTROL ROOM | | VENTILATION SYSTEM TO OPERABLE STATUS WITHIN ONE HOUR OR TO PLACE UNIT 2 | | IN AT LEAST MODE 3 (HOT SHUTDOWN) WITHIN THE FOLLOWING SIX HOURS. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30830 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SURRY REGION: 2 |NOTIFICATION DATE: 08/03/96 | |UNIT: [ ] [2] [ ] STATE: VA |NOTIFICATION TIME: 17:31 [ET]| |RX TYPE: [1] W-3-LP,[2] W-3-LP |EVENT DATE: 08/03/96 | +------------------------------------------------+EVENT TIME: 15:05[EDT]| |NRC NOTIFIED BY: WEBSTER |LAST UPDATE DATE: 08/03/96 | |HQ OPS OFFICER: CHAUNCEY GOULD +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |VERRELLI 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 | M/R Y 88 POWER OPERATION | 0 HOT SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THE REACTOR WAS MANUALLY TRIPPED FROM 88% POWER DUE TO THE LOSS OF EHC. | | | | THE REACTOR WAS MANUALLY TRIPPED DUE TO AN OIL LEAK THAT HAD DEVELOPED AT A | | 1" FITTING ON THE EMERGENCY TRIP HEADER FOR THE TURBINE GOVERNOR VALVES AND | | INTERCEPT/REHEAT VALVES. AN ATTEMPT TO TIGHTEN THE FITTING TO STOP THE | | LEAKAGE WAS UNSUCCESSFUL AND THE FITTING CAME APART. FOLLOWING THE TRIP, | | ALL CONTROL RODS INSERTED INTO THE CORE [ALTHOUGH FOUR IRPIs (G3, J13, F12, | | AND F6) DID NOT INDICATE LESS THAN 10 STEPS INITIALLY BUT DRIFTED TO ZERO | | STEPS APPROXIMATELY 2 MINUTES AFTER THE TRIP]. RCS WAS BORATED AN | | ADDITIONAL 1,155 GALS IN ACCORDANCE WITH PROCEDURES. AUX FEEDWATER AUTO | | INITIATED AS DESIGNED ON LOW STEAM GENERATOR LEVEL FOLLOWING THE TRIP. | | PRIMARY RCS TEMPERATURE DECREASED TO APPROXIMATELY 547 DEGREES FOLLOWING | | THE TRIP. NO PRIMARY OR SECONDARY SAFETY OR POWER OPERATED RELIEF VALVES | | ACTUATED. DECAY HEAT IS BEING REMOVED TO THE MAIN CONDENSER VIA THE STEAM | | DUMPS. THE LICENSEE WILL FIX THE EHC FITTING. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED. STATE AND LOCAL AGENCIES WILL BE | | NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 30831 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CATAWBA REGION: 2 |NOTIFICATION DATE: 08/04/96 | |UNIT: [ ] [2] [ ] STATE: SC |NOTIFICATION TIME: 14:55 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 08/04/96 | +------------------------------------------------+EVENT TIME: 14:00[EDT]| |NRC NOTIFIED BY: BRISSON |LAST UPDATE DATE: 08/04/96 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |FREDERICKSON RDO | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | 2 | N N 0 HOT SHUTDOWN | 0 COLD SHUTDOWN | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | BOTH TRAINS OF AUXILIARY BUILDING FILTERED EXHAUST SIMULTANEOUSLY | | INOPERABLE | | | | THE LICENSEE REPORTED THAT ONE TRAIN OF AUXILIARY BUILDING FILTERED EXHAUST | | BECAME INOPERABLE DUE TO FAN MOTOR FAILURE WHILE THE OTHER TRAIN WAS OUT OF | | SERVICE FOR CARBON FILTER REPLACEMENT. | | | | THE LICENSEE HAS NOTIFIED THE NRC RESIDENT INSPECTOR OF THIS EVENT. | +------------------------------------------------------------------------------+