U.S. Nuclear Regulatory Commission Operations Center Event Reports For 12/10/96 - 12/11/96 ** EVENT NUMBERS ** 31426 31427 31428 31429 31430 31431 31432 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31426 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: LASALLE REGION: 3 |NOTIFICATION DATE: 12/10/96 | |UNIT: [1] [2] [ ] STATE: IL |NOTIFICATION TIME: 13:39 [ET]| |RX TYPE: [1] GE-5,[2] GE-5 |EVENT DATE: 12/10/96 | +------------------------------------------------+EVENT TIME: 12:00[CST]| |NRC NOTIFIED BY: COVEYOU/TJERNLUND |LAST UPDATE DATE: 12/10/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WAYNE KROPP RDO | |NINF INFORMATION ONLY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 COLD SHUTDOWN | 0 COLD SHUTDOWN | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | FASTENERS FOUND OUT OF SPECIFICATION FOR HARDNESS AND CARBON CONTENT. | | THESE FASTENERS DO NOT POSE ANY PROBLEM FOR THE SAFE OPERATION OF PLANT | | EQUIPMENT. | | | | AFTER REVIEWING DEPARTMENT OF ENERGY QUALITY ALERT BULLETIN # 92-04 (AUGUST | | 1992), THE LICENSEE BEGAN INSPECTING FASTENERS INSTALLED IN THE PLANT AN IN | | THEIR WAREHOUSE. THE LICENSEE FOUND SOME OF THE SUSPECTED FASTENERS LISTED | | IN THE DEPARTMENT OF ENERGY BULLETIN. SEVENTY FASTENERS HAVE BEEN TESTED SO | | FAR, AND MORE FASTENERS WILL BE TESTED. TWO OF THE INSPECTED FASTENERS | | CONTAINED LOW CARBON CONTENT COMPARED TO THEIR SAE SPECIFICATION. THE | | SPECIFIED ROCKWELL HARDNESS RANGE FOR THE FASTENERS IS ROCKWELL C 25 - 34. | | FOUR OF THE FASTENERS WERE FOUND TO BE ONE POINT OVER THE HARDNESS | | SPECIFICATION, FOUR WERE FOUND TO BE TWO POINTS OVER THE HARDNESS | | SPECIFICATION, ONE FASTENER WAS FOUND TO BE THREE POINTS OVER THE HARDNESS | | SPECIFICATION, AND TWO FASTENERS WERE FOUND TO BE FOUR POINTS ABOVE THE | | ROCKWELL HARDNESS SPECIFICATION. THESE FASTENERS ARE ONLY SLIGHTLY OUTSIDE | | OF THEIR MATERIAL SPECIFICATION AND DO NOT POSE ANY PROBLEM TO THE | | OPERABILITY OF EQUIPMENT IN EITHER UNIT. THE TOTAL SCOPE OF THE FASTENER | | (BOLTING) ISSUE HAS NOT BEEN COMPLETELY IDENTIFIED, ALTHOUGH SUSPECT | | FASTENERS (BOLTS) HAVE BEEN FOUND IN THE FOLLOWING COMPONENTS: ALL FIVE | | DIESEL GENERATORS, NON-PRESSURE BOUNDARY BOLTING ON VARIOUS AIR OPERATED | | VALVES, CONDUIT SUPPORTS IN THE DC ELECTRICAL SYSTEM, SWITCHGEAR PANEL | | BOLTING (FASTENERS), AND SEVERAL PRESSURE SWITCH AND TRANSMITTER MOUNTING | | BOLTS (FASTENERS). THE NRC REGIONAL ADMINISTRATOR WILL BE NOTIFIED OF THIS | | COURTESY CALL BY A LETTER IN ACCORDANCE WITH 10 CFR 50.9. | | | | THE LICENSEE NOTIFIED THE NRC RESIDENT INSPECTOR OF THIS COURTESY CALL. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 31427 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: WILLIAM BEAUMONT HOSPITAL |NOTIFICATION DATE: 12/10/96 | | CITY: ROYAL OAK REGION: 3 |NOTIFICATION TIME: 13:42 [ET]| | COUNTY: OAKLAND STATE: MI |EVENT DATE: 11/29/96 | |LICENSE#: 21-01333-01 AGREEMENT: N |EVENT TIME: 00:00[EST]| | DOCKET: |LAST UPDATE DATE: 12/10/96 | | +-----------------------------+ | |PERSON ORGANIZATION| | | | | | | +------------------------------------------------+KEVIN RAMSEY NMSS | |NRC NOTIFIED BY: C. SCHULTZ | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |CCCC 21.21 UNSPECIFIED PARAGRAPH | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | POTENTIAL DEFECT WITH NUCLEOTRON 'HDR MICROSELECTRON' BRACHYTHERAPY UNIT. | | | | WHILE TREATING A PATIENT ON NOVEMBER 29, 1996 USING THE NUCLEOTRON HDR | | MICROSELECTRON UNIT, THE UNIT MALFUNCTIONED WHEN A TECHNICIAN BUMPED THE | | TABLE UPON WHICH THE CONTROL UNIT WAS PLACED. SPECIFICALLY, THE CONTROL | | UNIT TEMPORARILY LOST COMMUNICATION WITH THE REMOTE AFTERLOADER UNIT. THE | | SOURCE IMMEDIATELY RETRACTED INTO THE SHIELD POSITION, ABORTING THE | | TREATMENT. HOWEVER, WHEN THE TREATMENT TAPE WAS REVIEWED, THE PHYSICIST | | NOTED THAT THE SOURCE DWELL TIME FOR THE ABORTED TREATMENT LOCATION HAD NOT | | BEEN PRINTED. THE PHYSICIST HAD BEEN MONITORING THE CONSOLE, AND WAS ABLE | | TO DETERMINE THE DWELL TIME BY OTHER MEANS. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31428 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PERRY REGION: 3 |NOTIFICATION DATE: 12/10/96 | |UNIT: [1] [ ] [ ] STATE: OH |NOTIFICATION TIME: 14:57 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 12/10/96 | +------------------------------------------------+EVENT TIME: 07:15[EST]| |NRC NOTIFIED BY: ALAN RABENOLD |LAST UPDATE DATE: 12/10/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WAYNE KROPP RDO | |HFIT 26.73 FITNESS FOR DUTY | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | LICENSED OPERATOR SENT HOME, BECAUSE HE WAS TIRED AND HIS BLOOD ALCOHOL WAS | | ELEVATED BUT BELOW THE LICENSEE'S THRESHOLD. | | | | RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31429 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MONTICELLO REGION: 3 |NOTIFICATION DATE: 12/10/96 | |UNIT: [1] [ ] [ ] STATE: MN |NOTIFICATION TIME: 16:30 [ET]| |RX TYPE: [1] GE-3 |EVENT DATE: 12/09/96 | +------------------------------------------------+EVENT TIME: 09:30[CST]| |NRC NOTIFIED BY: RANDY CLEVELAND |LAST UPDATE DATE: 12/10/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WAYNE KROPP RDO | |DTHR 73.71(c) SECURITY DEGRADATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 CORPORATE WORKER WHOSE ACCESS SHOULD HAVE BEEN SUSPENDED, BUT WAS NOT | | GAINED ACCESS TO THE PROTECTED AREA. | | | | AT APPROXIMATELY 0930 ON 12/9/96, A CORPORATE TECHNICIAN WITH UNESCORTED | | ACCESS TO NSP's MONTICELLO AND PRAIRIE ISLAND NUCLEAR POWER PLANTS TESTED | | POSITIVE ON A RANDOM ALCOHOL TEST. THE WORKER'S ACCESS TO BOTH SITES SHOULD | | HAVE BEEN IMMEDIATELY DENIED. A SUBSEQUENT INVESTIGATION REVEALED THAT NSP | | CORPORATE MANAGEMENT HAD REFERRED THE WORKER TO NSP's EMPLOYEE ASSISTANCE | | PROGRAM (EAP) ON 8/12/96 FOR A FITNESS FOR DUTY (FFD) EVALUATION, INCLUDING | | A REASONABLE SUSPICION ALCOHOL AND DRUG TEST. RESULTS OF THIS TEST WERE | | NEGATIVE. ON AUGUST 13, 1996, THE WORKER WAS REFERRED TO AN INPATIENT | | TREATMENT PROGRAM. | | | | BECAUSE OF A COMMUNICATIONS FAILURE, THE WORKER'S NUCLEAR ACCESS WAS NOT | | SUSPENDED AT EITHER SITE. THE WORKER SUBSEQUENTLY GAINED ACCESS TO NSP'S | | NUCLEAR PLANT PROTECTED AREAS ON THE FOLLOWING DATES: | | | | MONTICELLO NOVEMBER 4,5,6,7,8,12,13,14 -1996 | | PRAIRIE ISLAND NOVEMBER 18,19,20,21,22 - 1996. | | | | THE LICENSEE WILL REVIEW ALL WORK PERFORMED BY THIS INDIVIDUAL AND WILL | | INVESTIGATE WHY HIS ACCESS WASN'T PULLED ON 8/12/96. THE CALLER DID NOT | | KNOW IF THIS INDIVIDUAL KNEW THAT HE WAS NOT SUPPOSED TO HAVE ACCESS TO | | MONTICELLO AND PRAIRIE ISLAND NUCLEAR POWER PROTECTED AREAS. | | | | THE NRC RESIDENT INSPECTOR WILL BE INFORMED OF THIS EVENT BY THE LICENSEE. | | | | SEE EVENT # 31430 FOR RELATED EVENT REPORT FROM PRAIRIE ISLAND. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31430 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PRAIRIE ISLAND REGION: 3 |NOTIFICATION DATE: 12/10/96 | |UNIT: [1] [2] [ ] STATE: MN |NOTIFICATION TIME: 16:30 [ET]| |RX TYPE: [1] W-2-LP,[2] W-2-LP |EVENT DATE: 12/09/96 | +------------------------------------------------+EVENT TIME: 09:30[CST]| |NRC NOTIFIED BY: RANDY CLEVELAND |LAST UPDATE DATE: 12/10/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |WAYNE KROPP RDO | |DSAF 73.71(b)(1) SECURITY DEGRADATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | 2 | N Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | A CORPORATE WORKER WHOSE ACCESS SHOULD HAVE BEEN SUSPENDED, BUT WAS NOT | | GAINED ACCESS TO THE PLANTS PROTECTED AREA. SEE EVENT # 31429 FOR | | ADDITIONAL INFORMATION. | | | | THE NRC RESIDENT INSPECTOR WILL BE NOTIFIED OF THIS EVENT BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31431 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 12/10/96 | |UNIT: [1] [2] [ ] STATE: NJ |NOTIFICATION TIME: 20:12 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 12/10/96 | +------------------------------------------------+EVENT TIME: 19:00[EST]| |NRC NOTIFIED BY: S SAUER |LAST UPDATE DATE: 12/10/96 | |HQ OPS OFFICER: JOHN MacKINNON +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LARRY DOERFLEIN RDO | |ADAS 50.72(b)(2)(i) DEG/UNANALYZED COND | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | N N 0 REFUELING | 0 REFUELING | | 2 | N N 0 REFUELING | 0 REFUELING | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | DURING A DESIGN REVIEW OF THE SWITCHGEAR PENETRATION AREA VENTILATION | | PERFORMANCE, ENGINEERING PERSONNEL DISCOVERED THAT THE POTENTIAL EXISTED | | FOR A SINGLE FAILURE OF THE ELECTRICAL PENETRATION EXHAUST FANS TO PLACE | | THE UNIT IN AN UNANALYZED CONDITION. THE TWO ELECTRICAL PENETRATION EXHAUST | | FANS EACH PROVIDE 50% OF THE FLOW TO THE PENETRATION AREAS. IN THE SUMMER | | MONTHS, THE FAILURE OF ONE FAN COULD RESULT IN HIGHER THAN ANALYZED | | TEMPERATURES IN THE ELECTRICAL PENETRATION AREA, WHICH CONTAINS THE MOTOR | | CONTROL CENTERS FOR THE THREE TRAINS OF SAFETY-RELATED MOTOR-OPERATED | | VALVES, AND OTHER TECHNICAL SPECIFICATION REQUIRED INSTRUMENTATION (RVLIS, | | RMS). ENGINEERING IS PURSUING THE RESOLUTION OF THIS ISSUE. CURRENTLY, BOTH | | SALEM UNITS ARE DEFUELED AND THE ELECTRICAL PENETRATION EXHAUST FANS ARE | | NOT REQUIRED TO BE OPERATED TO MITIGATE DESIGN BASIS ACCIDENTS. THERE IS NO | | SIGNIFICANT IMPACT DUE TO THIS PROBLEM ON THE HEALTH AND SAFETY OF THE | | PUBLIC IN THIS MODE OF OPERATION. LOWER ALLOWAYS CREEK TOWNSHIP WAS | | NOTIFIED OF THIS EVENT BY THE LICENSEE. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS EVENT BY THE LICENSEE. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 31432 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: DRESDEN REGION: 3 |NOTIFICATION DATE: 12/11/96 | |UNIT: [ ] [ ] [3] STATE: IL |NOTIFICATION TIME: 01:42 [ET]| |RX TYPE: [1] GE-1,[2] GE-3,[3] GE-3 |EVENT DATE: 12/10/96 | +------------------------------------------------+EVENT TIME: 21:08[CST]| |NRC NOTIFIED BY: PETE KARABA |LAST UPDATE DATE: 12/11/96 | |HQ OPS OFFICER: RUDY KARSCH +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: | | |AIND 50.72(b)(2)(iii)(D) ACCIDENT MITIGATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N N 0 REFUELING | 0 REFUELING | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | THREE MOTOR OPERATED VALVES (MOV) MAY NOT BE CAPABLE OF OPENING AGAINST | | WORST CASE SYSTEM DIFFERENTIAL PRESSURE. | | | | DURING A REVIEW OF MOV CAPABILITY THE LICENSEE DETERMINED THAT THREE | | DRYWELL SPRAY VALVES (3-1501-27B, 3-1501-28A & B) MAY NOT BE ABLE TO OPEN | | AND/OR CLOSE AGAINST FULL PUMP SHUTOFF PRESSURE AND WORST CASE MOV | | PARAMETERS. MODIFICATIONS HAD BEEN PREVIOUSLY PREPARED FOR THESE VALVES | | FOR IMPLEMENTATION DURING THE REFUELING OUTAGE SCHEDULED FOR 4/26/97. THESE | | MODIFICATIONS MIGHT BE RESCHEDULED FOR THIS OUTAGE. | | | | THESE VALVES BECAME INOPERABLE AS A RESULT OF A CHANGE IN VALVE THRUST | | TESTING METHODOLOGY. UNIT 2 VALVES AND THE REMAINDER OF UNIT 3 VALVES HAVE | | SUFFICIENT OPERATING MARGIN USING THE ENHANCED METHODOLOGY. THE LICENSEE | | WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+