U.S. Nuclear Regulatory Commission Operations Center Event Reports For 05/24/95 - 05/25/95 ** EVENT NUMBERS ** 28793 28847 28848 28849 28850 28851 +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28793 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: VOGTLE REGION: 2 |NOTIFICATION DATE: 05/11/95 | |UNIT: [1] [2] [ ] STATE: GA |NOTIFICATION TIME: 18:43 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 05/11/95 | +------------------------------------------------+EVENT TIME: 18:08[EDT]| |NRC NOTIFIED BY: BOB BROWN |LAST UPDATE DATE: 05/24/95 | |HQ OPS OFFICER: RUDY KARSCH +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN POTTER RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 +------------------------------------------------------------------------------+ | FOUR ELECTRICAL PENETRATIONS BETWEEN THE CONTROL BUILDINGS AND THE | | EMERGENCY DIESEL GENERATOR (EDG) TUNNELS ARE IMPROPERLY SEALED. | | | | THE FOLLOWING IS THE TEXT OF A FAX FROM THE LICENSEE: | | "DURING THE DEVELOPMENT OF THE DCP FOR THE DIESEL GENERATOR GOVERNOR | | REPLACEMENT, A DISCREPANCY WAS IDENTIFIED WITH RESPECT TO TORNADO PRESSURE | | BARRIERS BETWEEN THE UNIT 1 AND UNIT 2 CONTROL BUILDINGS LEVEL B AND THE | | DIESEL GENERATOR ELECTRICAL TUNNELS. THIS DISCREPANCY WAS REFERRED TO | | ENGINEERING FOR A DESIGN REVIEW, AND ON 5-11-95 AT 1808 EDT, THE VEGP SITE | | WAS NOTIFIED OF THIS CONDITION. SPECIFICALLY, PENETRATIONS V12111Z11322-B, | | V12107Z11331-B, V22111Z1003-B, AND V22111Z1236-B LACK THE NECESSARY | | PENETRATION SEAL TO WITHSTAND A 3 PSI DIFFERENTIAL PRESSURE. THE ELECTRICAL | | TUNNELS COMMUNICATE WITH THE OUTSIDE ATMOSPHERE VIA HVAC VENTS WHICH ARE | | NECESSARY TO COOL THE TUNNEL. THEREFORE, IN THE ABSENCE OF THESE SEALS, A | | TORNADO COULD DEPRESSURIZE THE ELECTRICAL TUNNELS WHICH WOULD ULTIMATELY | | DEPRESSURIZE LEVEL B OF THE CONTROL BUILDING. PER DESIGN CRITERIA 1007, | | SAFETY RELATED EQUIPMENT LOCATED IN AREAS OF THE PLANT NOT DESIGNED TO BE | | ISOLATED FROM THE PRESSURE EFFECTS ASSOCIATED WITH TORNADOS (e.g., DIESEL | | GENERATOR BUILDING AND AUXILIARY FEEDWATER PUMP HOUSE) SHOULD BE DESIGNED | | FOR OR PROTECTED FROM TORNADO DEPRESSURIZATION. THE MAXIMUM | | DEPRESSURIZATION EXPECTED FOR THE VEGP IS 3 PSI AT A RATE OF 2 PSI/S AND A | | DURATION OF APPROXIMATELY 40 SECONDS. DESIGN CRITERIA 1007 INDICATES THAT | | LEVEL B OF THE CONTROL BUILDING IS TO REMAIN AT ATMOSPHERIC PRESSURE DURING | | ABNORMAL CONDITIONS INCLUDING A TORNADO. THEREFORE, THE ABSENCE OF SEALS | | FOR THE ABOVE PENETRATIONS CONSTITUTES A CONDITION THAT IS OUTSIDE THE | | DESIGN BASIS OF THE PLANT. [THE LICENSEE] IS IN THE PROCESS OF PREPARING A | | JUSTIFICATION FOR CONTINUED OPERATION (JCO), AND MAKING PREPARATIONS FOR | | THE INSTALLATION OF THE SEALS." | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | ***UPDATE 5/12/95 @ 04:56 FROM HOPKINS TAKEN BY SEBROSKY *** | | THE LICENSEE HAS PERFORMED AN OPERABILITY DETERMINATION DUE TO THE PROBLEM | | WITH THE SEALS. THE LICENSEE MAINTAINS THAT THE POTENTIALLY AFFECTED | | EQUIPMENT CONTINUES TO MEET ALL TECHNICAL SPECIFICATION REQUIREMENTS | | INCLUDING SURVEILLANCE REQUIREMENTS. THEREFORE THE LICENSEE IS NOT | | CURRENTLY IN AN LCO BECAUSE OF THE PROBLEM. HOWEVER, THE LICENSEE WILL | | IMPLEMENT COMPENSATORY MEASURES THAT WILL REDUCE THE POTENTIAL EFFECTS OF A | | TORNADO DEPRESSURIZATION OF THE CONTROL BUILDING. THESE MEASURES CONSIST OF | | A STANDING ORDER TO OPEN EQUIPMENT AND ROOM DOORS IN THE EVENT OF A TORNADO | | WARNING DURING THE PERIOD PRIOR TO INSTALLATION OF THE NEW PENETRATION | | SEALS. | | | | THE PURPOSE OF OPENING THE DOORS IS TO PROVIDE A FLOW PATH BETWEEN THE UNIT | | 1 AND 2 DIESEL GENERATOR ELECTRICAL TUNNEL VENTS. THIS WILL PROVIDE A | | SOURCE OF APPROXIMATELY ATMOSPHERIC AIR TO LEVEL 'B' IN THE CONTROL | | BUILDING. THE PRESSURE INSIDE OF THE CONTROL BUILDING WILL BE REDUCED TO A | | VALUE APPROXIMATELY ONE HALF OF THE PRESSURE RESULTING FROM A TORNADO. THIS | | PRESSURE WILL HAVE NO ADVERSE IMPACT ON EQUIPMENT IMPORTANT TO SAFETY. | | | | THE LICENSEE WILL INFORM THE RESIDENT INSPECTOR. HOO NOTIFIED | | R2DO(POTTER). | | | | *** UPDATE MAY 24, 1995 AT 16:02 FROM RUSHTON TAKEN BY TROCINE *** | | | | THE PENETRATION SEALS HAVE BEEN REPAIRED, AND THE CONDITION THAT CAUSED THE | | ORIGINAL NOTIFICATION HAS BEEN REMEDIED. THE LICENSEE PLANS TO SUBMIT A | | LICENSEE EVENT REPORT WITHIN THE REQUIRED TIME FRAME. | | | | R2DO (PEEBLES) NOTIFIED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28847 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: FT CALHOUN REGION: 4 |NOTIFICATION DATE: 05/24/95 | |UNIT: [1] [ ] [ ] STATE: NE |NOTIFICATION TIME: 03:03 [ET]| |RX TYPE: [1] CE |EVENT DATE: 05/24/95 | +------------------------------------------------+EVENT TIME: 00:29[CDT]| |NRC NOTIFIED BY: CARLSON |LAST UPDATE DATE: 05/24/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |DWIGHT CHAMBERLAIN RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | 1 | M/R Y 100 POWER OPERATION | 0 HOT STANDBY | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MANUAL REACTOR TRIP FROM 100% POWER | | | | THE PLANT WAS MANUALLY TRIPPED TO PREVENT DAMAGE TO THE '3D' REACTOR | | COOLANT PUMP (RCP) MOTOR. THE PLANT RESPONSE TO THE TRIP WAS NORMAL. ALL | | RODS FULLY INSERTED, NO ESFs ACTUATED AND THE MAIN CONDENSER IS AVAILABLE | | TO REMOVE DECAY HEAT. THE PLANT IS STABLE IN HOT STANDBY. | | | | THE PLANT COMPUTER INDICATED AN INCREASING LEVEL IN THE RCP '3D' UPPER | | BEARING OIL RESERVOIR. ANALYSIS OF THE VIBRATION DATA FOR PUMP '3D' | | CONFIRMED WATER INTRUSION TO THE UPPER BEARING OIL RESERVOIR. THE PLANT WAS | | TRIPPED AND RCP '3D' WAS SECURED TO PREVENT DAMAGE TO THE RCP MOTOR. THE | | PROBABLE SOURCE OF THE WATER IN THE OIL RESERVOIR IS THE COMPONENT COOLING | | WATER SYSTEM. THE LICENSEE'S INVESTIGATION CONTINUES. | | | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. A PRESS RELEASE IS | | PLANNED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 28848 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: ALLIED-SIGNAL INC. |NOTIFICATION DATE: 05/24/95 | | RXTYPE: URANIUM HEXAFLUORIDE PRODUCTION |NOTIFICATION TIME: 12:45 [ET]| |COMMENTS: UF6 CONVERSION (DRY PROCESS) |EVENT DATE: 05/24/95 | | |EVENT TIME: 09:30[CDT]| | |LAST UPDATE DATE: 05/24/95 | | CITY: METROPOLIS REGION: 3 +-----------------------------+ | COUNTY: MASSAC STATE: IL |PERSON ORGANIZATION| |LICENSE#: SUB-526 AGREEMENT: Y |BJ HOLT RDO | | DOCKET: 04003392 |DON COOL EO | +------------------------------------------------+ | |NRC NOTIFIED BY: KING STABLEIN |DR. ROSS AEOD | |HQ OPS OFFICER: LEIGH TROCINE |DR. COOL NMSS | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NOCM COMM ASST BRIEF | | |NINF INFORMATION ONLY | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | COMMISSIONERS' ASSISTANTS BRIEFING REGARDING A RELEASE OF IODINE | | PENTAFLUORIDE FROM A NON-RADIOLOGICAL PORTION OF THE ALLIED SIGNAL PLANT | | LOCATED IN METROPOLIS, IL. | | | | GARY SHEAR OF REGION 3 CONDUCTED A BRIEFING REGARDING A RELEASE OF IODINE | | PENTAFLUORIDE FROM THE ALLIED SIGNAL PLANT AT 0930 CDT ON 5/24/95. IODINE | | PENTAFLUORIDE (IF5) IS A CHEMICAL PRODUCED ON-SITE THAT IS UTILIZED FOR | | COMMERCIAL PURPOSES, AND IS NOT UTILIZED IN THE CONVERSION PROCESS TO UF6. | | AT THE TIME OF THE RELEASE, A LIGHT CLOUD WAS NOTED PROCEEDING IN | | NORTH-EASTERLY DIRECTION TOWARDS U.S. 45, A HIGHWAY IN FRONT OF THE PLANT. | | | | ROUTE 45 WAS SHUT DOWN, AND RESIDENTS NEAR THE PLANT WERE INFORMED TO TAKE | | SHELTER OR TO LEAVE THE AREA. THE RELEASE WAS BROUGHT UNDER CONTROL IN | | ABOUT AN HOUR. ABOUT SIX PEOPLE ON-SITE WERE TREATED FOR MINOR HF | | (HYDROFLUORIC ACID) EXPOSURES. IF5 REACTS WITH THE MOISTURE IN THE AIR AND | | FORMS AN HF COMPOUND AND SOLID IONIC ACID CRYSTALS. THE RELEASE RESULTED | | IN THE RELEASE OF ABOUT 2000 LBS. OF IF5, WHICH CORRESPONDS TO ABOUT 1000 | | LBS. OF HF. | | | | FOUR PEOPLE OFF-SITE WERE TAKEN TO EMERGENCY ROOMS FOR TREATMENT, AND THE | | EXTENT OF THE POTENTIAL INJURIES REMAINS UNKNOWN AND IS BEING FOLLOWED UP. | | THERE HAS BEEN A SIGNIFICANT AMOUNT OF PRESS INTEREST IN THE EVENT. THE | | RELEASE HAD NO IMPACT ON THE UF6 CONVERSION PROCESS, DID NOT AFFECT THE NRC | | LICENSED PORTION OF THE PLANT, AND THE RELEASE WAS NOT RADIOLOGICAL. STATE | | AND LOCAL AUTHORITIES WERE NOTIFIED, AND THE EPA WAS NOTIFIED. | | | | COMMISSIONERS ASSISTANTS BRIEFING NOTIFICATIONS (*INDICATES OFFICE DID NOT | | PARTICIPATE): AEOD(ROSS), ERB(GIITTER), CHMN SELIN(McCONNELL), COMMS | | JACKSON(BOYLE), ROGERS(FLEISHMAN), de PLANQUE(LUBENAU), EDO(STABLEIN), | | RDO(*), PAO(BEECHER), CAO(COMBS), SECY(HART), STATE(BANGART), NMSS EO(COOL) | | BRIEFER(SHEAR). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28849 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: CALVERT CLIFFS REGION: 1 |NOTIFICATION DATE: 05/24/95 | |UNIT: [ ] [2] [ ] STATE: MD |NOTIFICATION TIME: 13:53 [ET]| |RX TYPE: [1] CE,[2] CE |EVENT DATE: 05/24/95 | +------------------------------------------------+EVENT TIME: 12:48[EDT]| |NRC NOTIFIED BY: MONT SECKENS |LAST UPDATE DATE: 05/24/95 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LARRY NICHOLSON 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 100 POWER OPERATION | 0 HOT STANDBY | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | MANUAL REACTOR TRIP DUE TO THE LOSS OF FIVE OF SIX CIRCULATING WATER PUMPS. | | | | DURING THE PERFORMANCE OF MAINTENANCE ON MOTOR CONTROL CENTER 208, A | | VOLTAGE DIPPED OCCURRED, AND FIVE OF THE SIX RUNNING CIRCULATING WATER | | PUMPS TRIPPED. A 250-VOLT BATTERY CHARGER WAS ALSO LOST. AS A RESULT OF | | THE LOSS OF THE CIRCULATING WATER PUMPS, THE LICENSEE MANUALLY TRIPPED UNIT | | 2 APPROXIMATELY ONE MINUTE LATER. ALL SYSTEMS FUNCTIONED AS REQUIRED. | | | | THE LICENSEE COMPLETED EOP-0 AND WAS IN EOP-1, "UNCOMPLICATED REACTOR | | TRIP," AT THE TIME OF THE NOTIFICATION. THE FAULT WAS CLEARED, AND THREE | | OF THE CIRCULATING WATER PUMPS (ONE FOR EACH CONDENSER) HAVE BEEN RESTORED. | | | | | | THE LICENSEE NOTIFIED THE CALVERT CONTROL CENTER (LOCAL GOVERNMENT) AND THE | | RESIDENT INSPECTOR. | | | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28850 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: BRUNSWICK REGION: 2 |NOTIFICATION DATE: 05/24/95 | |UNIT: [1] [ ] [ ] STATE: NC |NOTIFICATION TIME: 21:15 [ET]| |RX TYPE: [1] GE-4,[2] GE-4 |EVENT DATE: 05/24/95 | +------------------------------------------------+EVENT TIME: 18:01[EDT]| |NRC NOTIFIED BY: DANIEL HARDIN |LAST UPDATE DATE: 05/24/95 | |HQ OPS OFFICER: LEIGH TROCINE +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |THOMAS PEEBLES 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 97 POWER OPERATION | 97 POWER OPERATION | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | REACTOR WATER CLEANUP (RWCU) OUTBOARD ISOLATION DUE TO LEAKING FILTER HEAD | | FLANGE GASKET. | | | | AN AUXILIARY OPERATOR WAS ATTEMPTING TO PLACE THE 'B' RWCU | | FILTER/DEMINERALIZER IN SERVICE FOLLOWING PRE-COATING, WHEN THE CLEANUP | | LEAK HIGH AND HIGH-HIGH ANNUNCIATORS WERE RECEIVED, AND RWCU OUTBOARD | | ISOLATION VALVE G31-F004 AUTOMATICALLY CLOSED ON HIGH NON-REGENERATIVE HEAT | | EXCHANGER OUTLET TEMPERATURE. IN ADDITION, THE DIFFERENTIAL FLOW | | INDICATION AT THE TIME OF THE ISOLATION WAS GREATER THAN 150 GPM. IF THE | | ISOLATION HAD NOT OCCURRED ON HIGH NON-REGENERATIVE HEAT EXCHANGER | | TEMPERATURE (WHICH IS NOT A TECHNICAL SPECIFICATION REQUIRED ISOLATION), IT | | WOULD HAVE OCCURRED IF THE DIFFERENTIAL FLOW INDICATION REMAINED GREATER | | THAN 150 GPM FOR 30 MINUTES. | | | | AN ACTUAL SYSTEM LEAK WAS INDICATED BY WATER DRIPPING FROM THE OVERHEAD OF | | THE 77-FOOT ELEVATION VALVE ROOM (FROM THE FILTER VAULT AREA). AS A | | RESULT, THE LICENSEE PULLED SHIELD PLUGS TO GAIN ACCESS TO THE RWCU FILTERS | | FOR LEAK INSPECTION, AND IT APPEARED THAT A FILTER HEAD FLANGE GASKET WAS | | LEAKING. THE LICENSEE IS CONTINUING ITS INVESTIGATION. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 28851 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SALEM REGION: 1 |NOTIFICATION DATE: 05/25/95 | |UNIT: [1] [2] [ ] STATE: NJ |NOTIFICATION TIME: 02:56 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 05/25/95 | +------------------------------------------------+EVENT TIME: 02:30[EDT]| |NRC NOTIFIED BY: SAUER |LAST UPDATE DATE: 05/25/95 | |HQ OPS OFFICER: DOUG WEAVER +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |LARRY NICHOLSON RDO | |AOUT 50.72(b)(1)(ii)(B) OUTSIDE DESIGN BASIS | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |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 Y 100 POWER OPERATION | 100 POWER OPERATION | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CONTROL ROOM VENTILATION SYSTEM OUTSIDE OF DESIGN BASES | | | | FOLLOWING IS TEXT OF A LICENSEE SUBMITTED FACSIMILE: | | | | "DURING A DESIGN REVIEW OF THE CONTROL AREA VENTILATION SYSTEM, IT WAS | | DETERMINED THAT THE SYSTEM MAY NOT MEET THE SINGLE FAILURE DESIGN | | REQUIREMENT. THIS IS DUE TO THE FACT THAT THE INITIATOR CIRCUITS FROM | | EITHER A CONTROL ROOM RAD MONITOR OR SSPS (SOLID STATE PROTECTION SYSTEM) | | INITIATION SIGNAL ARE NOT REDUNDANT TO EACH OTHER. THIS MEANS THAT A | | FAILURE OF ONE OF THE CIRCUITS WOULD INHIBIT THE VENTILATION SYSTEM FROM | | GOING INTO A FULL RECIRCULATION MODE. EQUIPMENT AFFECTED BY THIS ARE SOME | | ISOLATION DAMPERS FOR THE CONTROL AREA HALLWAY, WHICH SERVES AS THE OSC | | DURING EMERGENCY PLAN CONDITIONS, CERTAIN CHILLED WATER VALVES AND BATTERY | | ROOM EXHAUST FANS. UNTIL A MORE DETAILED INVESTIGATION IS COMPLETED WE ARE | | CONSERVATIVELY REPORTING THESE CONDITIONS AS OUTSIDE DESIGN BASIS. | | | | IAW GENERIC LETTER 91-18, CREDIT IS BEING TAKEN FOR OPERATOR RECOGNITION OF | | THE FAILURE AND TAKING MANUAL ACTIONS TO INITIATE FULL RECIRCULATION AS | | ADDRESSED IN CURRENT PROCEDURES." | | | | THE LICENSEE CONSIDERS THE CONTROL ROOM VENTILATION SYSTEM TO BE OPERABLE. | | THE AS-FOUND CONDITION IS ASSUMED TO HAVE EXISTED SINCE THE PLANT WAS | | CONSTRUCTED. THE LICENSEE WILL INFORM THE NRC RESIDENT INSPECTOR. | +------------------------------------------------------------------------------+