ML20134M232
| ML20134M232 | |
| Person / Time | |
|---|---|
| Issue date: | 08/23/1985 |
| From: | Crutchfield D Office of Nuclear Reactor Regulation |
| To: | Thompson H Office of Nuclear Reactor Regulation |
| References | |
| NUDOCS 8509040031 | |
| Download: ML20134M232 (28) | |
Text
M 2 3 1985
-r MEMORANDUM FOR:
Hugh L. Thompson, Jr., Director Division of Licensing FROM:
Dennis M. Crutchfield, Assistant Director for Safety Assessment, DL
SUBJECT:
SUMMARY
OF THE OPERATING REACT 0P.S EVENTS MEETING ON AUGUST 13, 1985 - MEETING 85-13 On August 13, 1985, an Operating Reactor Events meeting (85-13)*was held to brief the Office Director, the Division Directors and their representatives on events which occurred since our last meeting on July 23, 1985. The list of attendees is included as Enclosure 1.
The events discussed and the significant elements of these events are presented in Enclosure 2.
In addition, the assignment of follow-up review responsibility was discussed. The assignments made during this meeting and the status of previous assignments are presented in Enclosure 3.
Completion dates have been assigned for items in Enclosure 3.
Note that we have revised Enclosure 3 to facilitate computerized tracking and provide additional details regarding responsibilities and status. Each assignee should review with regard to their respective responsibilities and advise ORAB if the target completion date cannot be met.
If an assignee has any questions, please contact D. Tarnoff, x29526.
M/
liennis M. Crutchfield, Assistant Director for Safety Assessment, DL
Enclosures:
DISTRIBUTION As Stated Central Files NRC PDR ORAB Rdg cc w/ enc 1:
ORAB Members See next page
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ENCLOSURE 1 LIST OF ATTENDEES OPERATING REACTORS EVENTS BRIEFING (85-13)
AUGUST 13, 1985 J. B. Henderson, IE-DEPER H. Nicolaras DL/0RB 4 V. Thones, IE-DEPER E. Goodwin. OPE E. Utz IE-DEPER M. Caruso, DL/0RAB E. Weiss, IE-DEPER D. Neighbors. NRR/DL/0RB 1 S. Long. IE-DEPER-EAB D. Ziemann NRR/DHFS H. Bailey, IE-DEPER-EAB J. T. Beard, NRR/0RAB R. Smith, IE-DEPER-EAB R. Wessman, NRR/0RAB G. Lanik. IE-DEPER-EAB G. Holahan, NRR/0RAB S. Schwartz, IE-DEPER J. Zwolinski, NRR/DL F. Manning, RES DRAD J. P. Knight, NRR/DL W. H. Regan, NRR/DHFS G. Lainas, NRR/DL D. H. Jaffe, DL/0RB 3 H. Thompson, Jr., NRR/DL P. Sears, DL/0RB 3 E. Butcher NRR/DL i
cu J. Stone, IE/VPB R. Houston, DSI R. R. Frisch, CONSUMERS POWER COMPANY D. Jolliffe, IE-EAB T. S. Rotella, DL/0RB 5 C. Hsu, AEOD R. Hernan, PPAS H. Ornstein AEOD S. Black NRR/DL S. Rubin, AEOD G. Edison, NRR/DL W. Lanning, AE0D G. Dick, NRR/DL V. Hodge IE K. Mitchell, NRR/DL/0RAB
h TURKEY POINT PLANT - 10 CFR 21 NOTIFICATION -
MSIV DESIGN DEFICIENCY JULY 23, 1985 (H. BAILEY)
PLANT STATUS UNIT 4 AT POWER, UNIT 3 STARTUP FROM 100 DAY REFUELING DEFICIENCY INADEQUATE STORED CLASS 1 AIR SUPPLY TO CLOSE MSIVs AT LOW OR NO STEAM FLOW RE-EVALUATED ACCIDENTS MSIVs TAKEN CREDIT FOR MSLB COULD RESULT IN CONTINUED BLOWDOWN AND LOSS OF MOTIVE POWER FOR STEAM DRIVEN AUX FEED PUMPS IDENTIFICATION AND NOTIFICATION FPL IDENTIFIED AS POTENTIAL PROBLEM 11/84 REGION INFORMED OF POTENTIAL PROBLEM ANALYSIS AND TESTS PERFORMED PART 21 NOTIFICATION BY TELEPHONE 7/23/85 WRITTEN 7/29/85 CORRECTIVE ACTIONS j
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PROCEDURES REQUIRING PLANT SHUTDOWN ON LOSS OF PLAN BACKUP DIESEL DRIVEN AIR COMPRESSOR AVAILABLE DESIGN MODIFICATION GENERIC IMPLICATIONS FOUR PLANTS POTENTIALLY AFFECTED HAVE BEEN NOTIFIED TURKEY POINT ST. LUCIE ROBINSON CONN. YANKEE NRC FOLLOWUP i
VERIFY DESIGN MODIFICATIONS AND IMPLEMENTATI0f!
POTENTIAL FOR INFORMATION NOTICE - DISCONNECT NON 1E AIR SUPPLIES DURING PERFORMANCE TEST
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i TilRVEY POINT - RECENT MULTIPLE INVERTER FAILURES (H. BAILEY IE)
TURKEY POINT HAS EXPERIENCED 16 INVERTER TRIPS IN 4 MONTHS (APRIL 4, 1985 TO AUGUST 1, 1985)
FIVE INVERTER LOSSES RESULTED IN REACTOR TRIPS (SINGLE UNIT) IN TWO MONTHS, SAFETY SIGNIFICANCE - CHALLENGES TO THE SAFETY SYSTEMS AND INTERACTION BETWEEN PLANTS AND POTENTIAL DUAL-PLANT TRIPS TYPICAL SCENARIO FOR REACTOR TRIP FROM POWER:
TURBINE RUNBACK ON R0D DROP SIGNAL HIGH TAVE DUE TO LOSS OF AUTO R0D CONTROL HI OR LO SG LEVEL DUE TO LOSS OF AUTO FEEDWATER CONTROL REACTOR TRIP DUE TO REAL AND/0R FALSE SIGNALS SIACTUATESd'UETOFALSESIGNALS PRESSURIZER SPRAY VALVE FAILS AS IS b-PRESSURIZER HEATERS LOCK OUT DIESELS START, BUT DO NOT LOAD SPARE' INVERTER IS PUT ON LINE AND SYSTEMS RETURNED TO NORMAL, OLD "EXIDE" INVERTERS BEING REPLACED BY NEW " SOLID STATE CONTROLS" INVERTERS i
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. FOUR NEW INVERTERS PLACED IN SERVICE SINCE LAST REACTOR TRIP ON 8/1/85.
THE REMAINING EIGHT INVERTERS (TOTAL OF 12)
WILL BE REPLACED SHORTLY.
NEW INVERTERS ARE DESIGNED TO MINIMIZE INTERACTION BETWEEN UNITS 3 AND 4 WHEN LOADING AND UNLOADING INVERTERS.
PROCEDURES FOR LOSS OF 120V INSTRUMENT PANEL HAVE BEEN UPGRADED AND OPERATORS RETRAINED.
GENERIC APPLICABILITY UNDER INVESTIGATION.
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j FOREIGN REACTOR EVENT - MULTIPLE FEEDWATER FAILURES DUE TO FAILURE OF A SINGLE INVERTER MARCH 2 AND 8, 1985 (R. SMITH, IE)
WITH REACTOR AT 75% POWER REACTOR TRIP OCCURRED ON LOW SG LEVEL (BOTH EVENTS).
IN BOTH EVENTS THE MFW SYSTEM BECAME IN0PERABLE; THE TURBINE DRIVEN AFW PUMP TRIPPED ON OVERSPEED; ONE OF THE TWO MOTOR-DRIVEN AFW PUMPS FAILED TO START ON THE AUTOMATIC SIGNAL AND ITS DISCHARGE VALVE DID NOT OPEN ON COMMAND WHEN THIS PUMP WAS MANUALLY STARTEDs SG #1 WAS WITHOUT FEED FOR 15 MINUTES.
THE FAILURES IN THE MFW SYSTEM, AFW SYSTEM, AND OTHER SAFETY RELATED DEVICES WERE DUE TO THE FAILURE OF A SINGLE INVERTER.
'O SAFETY SIGNIFICANCE - UNAVAILABILITY OF SECOND MOTOR DRIVEN DRIVEN AFW PUMP WOULD HAVE RESULTED IN AN INADEQUATE CORE COOLING SITUATION.
7 CORRECTIVE ACTIONS - INVERTER REPAIRED AND TESTED.
OPERATOR
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KEPT READY TO MAKE TRANSFER TO ALTERNATE ELECTRICAL SUPPLY.
DESIGN MODIFICATIONS AND EQUIPMENT IMPROVEMENTS STUDIED.
TECH SPEC MODIFICATIONS.
REACTOR OPERATOR TRAINING ON THIS EVENT.
IE INFORMATION NOTICE CONSIDERED.
WESTINGHOUSE CONTACTED.
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SALEM -2: REACTOR TRIP AUGUST 8, 1985 (J.T. BEARD)
SEQUENCE:
PLANT AT 100"; TESTING OF SOLID STATE PROTECTION SYSTEM (SSPS) TRAIN "B" BEING
' COMPLETED.
Rx.. TRIP BREAKER "A" OPENED SPURIOUSLY - PLANT.
TRIP.
AFW "A" (ELEC.) AUTO - STARTED; FED.
TWO S/Gs.
AFW "B" (ELEC.) NO AUTO START.
l TURBINE AFW AUTO-STARTED: APPARENTLY NO FLOW.
OPERATOR STARTED AFW "B"; FED OTHER 2 S/Gs.
TURBINE BYPASS TO CONDENSER FLOW HIGH.
OPERATOR CLOSED ALL MSIVs TO LIMIT C00LDOWN RATE (USE ATMOSPHERIC DUMPS).
X ATMOSPHERIC DUMPS MALFUNCTIONED; STEAM SAFETY LIFTED AT 1090 PSI.
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OPERATOR TOOK MANUAL CONTROL OF ATMOSPHERIC DUMPS.
CAUSES:
RTB "A": FOUND LOOSE LEAD.
AFW "B" AUTO-START BLOCKED DUE TO SSPS "B" TESTING.
TURBINE AFW:
NO FLOW AT 18 SEC.; RESPONSE TIME NOMINAL-56 SEC. - OPERATOR TRAININGS TURBINE SPEED SET TO 149% (?).
TURBINE BYPASS FLOW: LONG STANDING PROBLEM.
ATMOSPHERICDgMPVALVES h'bSkC $0bOIk hRLOADPROBLEMS.
filNE YANKEE: COMMON-MODE PROBLEM WITH STEAM GENERATOR PRESSURE INSTRUMENTATION, AUGUST 7, 1985 (J.T. BEARD) b PLANT STEADY AT 78% POWER (END OF CYCLE).
SPIKING PROBLEM ON S/G #1 PRESSURE CHANNEL "D"; FOUND ROOT r
I VALVE "NOT FULLY OPEN".
FOUND TOTAL OF 9 (OUT OF 12) ROOT VALVES "NOT FULLY OPEN."
(3 CLOSED; 6 PARTIALLY OPEN)
INPUTS TO: P.X TRIP ON LOW S/G PRESSURE, FEEDWATER TRIP SYSTEM, EXC. FLOW CHECK VALVES.
i CONDITION MAY HAVE EXISTED SINCE LAST REFUELING (15 MONTHS).
LICENSEE STATES ALL ACCESSIBLE RPS, ESFAS ROOT VALVES HAVE l
BEEN VERIFIED (AUG. 7, 1985).
PLANT CONTINUES AT 78% POWER; REGION CONCURS.
POTENTIAL ABNORMAL OCCURRENCE; ORAB, REGION, SRI FOLLOWING UP;
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TAMPERING NOT SUSPECTED; ADMIN. CONTROLS TO BE UPGRADED.
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CCONEE I - NEW GE UNDERVOLTAGE TRIP ATTACHMENT RESPONDS SLOW, JULY 22, 19'5 (H. NICOLARAS 8
UNIT 1 AT 100% POWER, UNDERVOLTAGE TRIP ATTACHMENT (UVTA) 0F GE REACTOR TRIP BP.EAKER RESPONDED SLOW DURING SURVEILLANCE TESTING.
UVTA TRIPPED IN 1738 MSEC VS. 80 MSEC REQUIREMENT.
(40 MSEC, NOMINAL)
SIMILAR EVENT OCCURRED AT OCONEE 1 ON APRIL 30, 1985.
(1530 MSEC RESPONSE TIME).
(PAINT CHIPS)
REACTOR TRIP BREAKER (RTB) HAD PASSED THE 13 POINT TEST
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(PERFORMED BY DUKE POWER COMPANY) FOR NUCLEAR SAFETY GRADE CERTIFICATION.
ORIGINALLY DUKE STATED THAT SMALLER TOLERANCES BETWEEN THE ARMATURE AND MOUNTING NUTS COULD BE CAUSE OF DELAYED TRIPPING.
i' LICENSEE CORRECTIVE ACTION - DUKE HAS PUT THE INTERNALS OF THE' NEW UVTA INTO OLD HOUSING.
DEVICE IS BACK IN-SERVICE ON LINE.
FAILURE MECHANISM MAY NEVER BE KNOWN'ALL EVIDENCE LOST.
NRC FOLLOWUP ACTION
- STAFF HAS CONTACTED GE, B&W AND DUKE POPER TO DETERMINE CAUSE FOR DELAYED TRIPPING.
- STAFF IS PURSUING ANY SIMILARITIES WITH THE RECENT RANCHO SECO RTB FAILURE (6/12/85 EVENTS BRIEFING) AND CALVERT CLIFFS EVENT,
' INJECTION RECTPCULATION IEFICIENCY L CARUS 0, NRR)
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DN LINE ISOLATION VALVE r
IN OVERHEATING AND DAMAGE T0
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iESSURE IS MAINTAINED AB0VE SI
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OPERATORS TRAINED ON MANUAL
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OTHER EVENTS OF INTEREST ROBINSON, HATCH 1, AND CALVERT CLIFFS MSIV PROBLEMS (W. SWENSON, NRR)
ROBINSON N2 ACCUMULATORS T00 SMALL TO ASSURE CLOSURE OF MSIVs UNDER LOW STEAM FLOW CONDITIONS PROBLEM DISCOVERED THROUGH ANALYSIS AND SPECIAL TEST
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SAME PROBLEM AS TURKEY POINT INTERIM FIX: USE INSTRUMENT AIR AND REDUNDANT N2 BOTTLES TO BACK UP ACCUMULATORS.
HATCH REACTOR SCRAMMED FROM 100% POWER ON 7/24 MSIV VALVE DISC DROPPED TO CLOSED POSITION CAUSE:
BROKEN VALVE STEM DUE TO FATIGUE FAILURE y-
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LICENSEE BELIEVES DISC WAS IN FLOW STREAM CALVERT CLIFFS MSIV FAILED TO CLOSE FULLY DURING SHUTDOWN ON 7/24 CAUSE: ACCUMULATION OF N2 IN HYDRAULIC SYSTEM ROOT CAUSE: INADEQUATE BLEED 0FF 0F N2 AFTER RECENT RUPTURE OF N2 ACCUMULATOR BLADDER
OYSTER CREEK - DELAMINATION OF EMERGENCY
_ SERVICE WATER SYSTEM (ESWS) PIPE C0ATING JULY 22, 1985 (J. DON 0 HEW, NRR)
PROBLEM:
PORTIONS ( 1%) 0F COMMERCIAL BITUMASTIC C0AL TAR EP0XY C0ATING USED TO PROTECT PIPE FROM OCEAN WATER SE FROM ESWS INNER PIPE WALL AND DEPOSITED IN CONTAINMENT SPRAY SYSTEM (CSS) HEAT EXCHANGERS (HX).
SAFETY SIGNIFICANCE:
DEGRADATION OF CONTAINMENT HEAT REMOVAL IN AN ACCIDENT FROM BLOCKAGE OF CSS HX (ESWS SIDE) BY PARTICLES OF COATING.
PROBLEM FOUND BY LICENSEE AFTER OPENING LOOP #2 HX TO DETERMINE CAUSE OF LOW ESWS PUMP DISCHARGE PRESSURE FOLLOWED BY DROP IN HX DIFFERENTIAL PRESSURE.
TEST OF HX DIFFERENTIAL PRESSURE AND PUMPS IS PART OF MONTHLY SURVEILLANCE ON CSS BEING OPERABLE.
LICENSEE SUSPECTED GENERIC PROBLEM ON BOTH LOOPS BECAUSE OF HIGH DIFFERE ON LOOP #1 HX AND DECIDED TO SHUTDOWN.
i 7
LICENSEE BELIEVES IT IS CRACKED PIPE COATING COMING OF WHERE INTAKE OCEAN WATER IS NOT CHLORINATED.
CRACKING BELIEVED DUE TO PIPE ONCE DRY AND EXPOSED TO SUNLIGHT, HEATING UP AND COOLING DOWN.
PROBLEM MAY-HAVE EXISTED SINCE E
CONSTRUCTION, TURBINE SERVICE WATER PIPING HAS THIS C0ATING BUT DOES NOT SHOW THIS PROBLEM.
CORRECTIVE ACTION:
LICENSEE RAN TV PROBE THROUGH 33% OF 1
l PIPING NEAR-INTAKE.
FOUND PLACES WHERE C0ATING HAD SEPARATED HYDROLAZED PIPING TO REMOVE C0ATING BEYOND CHLORINATION
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WHERE THEY EXPECTED POSSIBLE FURTHER DELAMINATION (3%).
FLUSHED PIPING WITH SCREEN IN HX BY TWO RUNS; CLEANED OFF SCREENS.
REMOVED SCREENE AND RAN SYSTEM AND DECLARED SYSTEM OPERABLE.
REGION 1 AGREED WITH LICENSEE.
REGION I PLANNING AN INFORMATION NOTICE AND NRR HAS REQUESTED A LETTER FROM LICENSEE DESCRIBING THE PROBLEM AND ITS LONG TERM CORRECTIVE ACTION.
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i BRUNSWICK 1 ESF ACTUATION / REACTOR BUILDING FLOODING
-JULY 31, 1985 (M. GROTENHUIS)
STATUS:
PLANT SHUT DOWN 3/31/85 FOR 37 WEEK OUTAGE -
DEFUELED.
i INADVERTANT ESF ACTUATION / CORE SPRAY SYSTEMS (CSS)
SPURIOUS LOCA SIGNAL - VENTING / FILLING TO CHECK TRAN FOR WIDE RANGE WATER LEVEL INSTRUMENT.
1.
3 DG STARTED - 1 DOWN FOR MAINTENANCE 2.
GROUP 1 ISOLATION 3.
AUTO SIGNAL TO CSS 4.
SM0KE EMITTED FROM PANEL 5.
FUEL POOL HIGH LEVEL ALARM 6.
HP REPORTS FUEL P0OL LEVEL AT VENTS CORRECTIVE ACTIONS (PRELIMINARY) 7 1.
PLANT MOD PROCEDURE TO BE REVISED (RE:
CLEARANCE TAGS) 2.
INVESTIGATE WHY AC RELAY WAS INSTALLED IN DC LOCATI 3.
INVESTIGATE WHY DEFEATING AUTO INITIATIONS FEATURE O 0F LOW PRESSURE ECCS DURING REFUELING Ii t
4.
ENSURE WORK ON LOW PRESSURE INJECTION SYSTEM IS
,j PROPERLY SCHEDULED GENERIC IMPLICATION - 3 AB0VE NRC FOLLOWUP BY RESIDENT INSPECTOR R i l
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ST LUCIE UNIT REACTOR TRIP AND A SIAS AUGUST 8, 1985 (D. SELLS AND T. ROTELLA, NRR)
INITIAL CONDITIONS:
99% POWER STEADY STATE DATE:
TIME:
8/8/85 02:06 REACTOR TRIP, POWER FAILURE "A" TRAIN SAFEGUARDS SYSTEM HPSI & LPSI PUMPS STARTED, NO INJECTION OCCURRED BECAUSE RCS PRESSURE ABOVE DISCHARGE PRESSURE ALL SAFETY SYSTEMS RESPONDED NORMALLY RCP's MANllALLY TRIPPED (BY
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PROCEDURE)
CCW FLOW TO RCP'S ISOLATES ON SIAS 8/8/85 02:14 "B" TRAIN SIAS RESET; CCW
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UNIS0 LATED 2-OF 4 RCP's RESTARTED 8/8/85 03:10 UNUSUAL EVENT DECLARED 8/8/85 06:31 UNUSUAL EVENT TERMINATED i
CAUSE OF EVENT:
TWO BLOWN FUSES IN "A" SAFEGUARDS CABINET (BACKUP FUSE FOUND TO BE UNDERSIZED)
FACILITY DAMAGE:
RCP SEAL DAMAGE ON 2'RCP's DUE TO NO COOLING FOR 3 HOURS CURRENT CONDITION:
COLD SHUTDOWN; REPLACING RCP SEALS JSAFETY SIGNIFICANCE:
POTENTIAL FOR RCP PRESSURE BOUNDARY DEGRADATION
(CONTINUED)
ST. LUCIE UNIT REACTOR TRIP AND A SIAS AUGUST 8, 1985 (D. SELLS AND T. ROTELLA, NRR)
CORRECTIVE ACTION:
POWER FOR CCW VALVES (ON RCP'S) PLACED ON IE VITAL BUS; NOT SHED ON SIAS e
l VERMONT YANKEE - RADIATION EXPOSURE AUGUST 8, 1985 (R. HERMAN)
HP TECHNICIAN POTENTIALLY OVER EXPOSED DURING SURVEY IN THE TIP ROOM (8/8/85)
HP TECH MEASURED 1000 REM /HR FIELD WITH TELETESTOR AT TIP ROOM DOOR ENTRANCE.
ENTERED ROOM AND REMAINED APPROXIMATELY 2 MINUTES.
AUX. OPERATOR WITH HP MEASURED 200 REM /HR AT DOOR ENTRANCE WITH PIC-6 INSTRUMENT.
AUX OPERATOR, WHO STOOD BEHIND WALL OUTSIDE ROOM RECEIVED 260 MILLI-REM BASED ON POCKET DOSIMETER READING HP TECH 0-500 MILLI-REM POCKET DOSIMETER OFF-SCALE.
TLD RESULTS INDICATE THAT MAX. WHOLE BODY EXPOSURE FOR HP TECH 1.29 REM.
LICENSEE HAS RE-ENACTED EVENT TWICE.
BELIEVES EXPOSURE
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MEASURED BY TLD REPRESENTATIVE OF DOSE RECEIVED.
CONTROLS i
FOR ENTRANCE TO TIP ROM FURTHER TIGHTENED BY LICENSEE (AS OF 8/12/85).
1
UNPLANNED REACTOR TRIPS
- AVERAGE WEEKLY TRIP FREQUENCY FOR PAST 21 WEEKS IS APPROXIMATELY 10 TRIPS / WEEK, WHICH IS NEAR AVERAGE BREAKDOWN OF REPORTED CAUSES AUTOMATIC EQUIPMENT FAILURES 50%
PERSONNEL ACTIVITIES 46%
MANUAL 4%
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- BASED ON 10 CFR 50.72 REPORTS FOR PLANTS WITH LICENSES FOR FULL POWER OPERATION 7
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0FERATING REACTORS' EVENTS MEET]NS FOLLONUP ITEMS AS OF MEETINS B5-13 DN AUSUST 13,1965 (IN ASCEGING MEETING DATE, NSSS VECCR, FACILITY ORDER)
MIETINS FAC!Llif RESPONSIELE TASK ESCRIPTICN SCHEDULE CLOSED BATE COMr!NTS N'.H E'.!
E!! VCCOR/
DIVISION /
C0fLET. BY DOCUMENT, EETINS EVENT DESCRIP.
10!v! DUAL DATE(St MEETINS,ETC.
NTE 85-10 BAVIS RESSE 1 DST /SPEIS, T.
DETERMINE STATUS OF 08/30/E5 CLOSED 07/17/85 06/12/85 PW / LDS$ OF ALL DL /DEAGA210, A.
IMFLEMENTATION OF TM1 ITEMS, 06/19/25 TMI ISSUES RAIN AC ACI.
GENERIC ISSUES, MFAs AT DAVIS
//
CLO!!D-FEEDWATER6/9/85 IESSE THAT MAY BE RELATED TO THOPJSDN-)DENTO 6/9185 EVENT.
N MEMO 6/20/85.
ALSD SEE RESPONSE TO CONS. RARKEY 35-11 RANCC SECO 1 E / MINER, S.
DETERMINE STATUS OF IEB 79-14.
08/30/85 DPEN
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THELICENSEEIS 97/01/95 lu / RCS HIGH
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//
COPILETINSTHE PDINTVENT' LEAK,
//
INSFECT!0N 6/23/85 35-11 RANC C SECD 1 DL / MINER, S.
SCHEDULE CONFERENCE CALL WITH 08/15/85 DPEN
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EVALUATION IN 07/01/85 DN / STARTUP
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REGION AND LICENSEE PRIOR TO 07/12/85 PROSRESS PRDBLEMS-JUNE RESTART TO DETERMINE PLANT
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1995 RE GINESS FOR OPERATIONS.
95-11 LASALLE2 IE IBAER, R.
CONSIMR ISSUANCE OF IE NOTICE. 08/30/85 OPEN
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e 07/01/95 SE/E9
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//
RODIFICATION
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PROBLEMSAG LOSS Dr ALL ECCS JLHE 5-10,1985 m-f L-I 35-11 OYSTER CREEK 1 DHFS/800ER, N.
M TERMINE EFFICACY OF EPSI 08/30/85 0 FEN
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07/01/95 SE /
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DPERATOR ACTION A G EICESSIVE
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UNCONTROLLED RESPONSE TIE.
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t LEAEASEOF REACTORCOOLANT DUTSIE
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CONTAINMENT 6/12/95 B5-11 OfSTER CREEK 1 DST /MINNERS LEAD PRESS 3E ISOLATION VALVE 08/30/85 CLOSED 07/24/85 MEET!NS N!TH CFER 67/01/E5 SE /
H /CHERNY ASST. TECTING REQUIREMENT TO BE
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REETlW6N/CR6R-T006 PLACE 7/24/E5 i
llNCONTRDLLED ADDRESSED IN CR6R BRIEFING.
//
OYSTERCREEK l
LEAPASE OF EVENT TO K j
REACTORCOOLANT CONSIDEREDIN OUTSIDE K V. OF TESTINS CONTAINMENT REDUIREMENTS 6/12/85 FOR OP. PLANTS
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35 OCONEE 2 DL INICOLARIS,H SCHEDULE CONFERENCE CALL WITH 09/30/25 CLOSED CS!!2/95 07/23/05 BW / EITECED
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LICENSEE TO DISCUSS CROSBY
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CONFERENCE CALL DLOCONN FROM VALVEPERFORMANCE
//
DETWEEN flAIN STEAM NTWMJD
hil.h* ' I ENCLOSURE 3 SPERATING REA: TOR 6' EVENis EETING FOLLONUP ITERS AS OF EEilui 1513 On A263ST 13,1985 (IN ASCECING REETIN5 HTE, RSSS VENDOR, FA:!LITY CUER)
EETIk FA !L!if RESPCNSIBLE TASK E S RIPi!DN SCHDULE CLOSEDIATE C0elN15 N7,IER/
E555 VI CCRI 31 VISION /
COWLET. BY 800UENT,.
EITIN3 EVENT MSORIP.
ICIVIDUE MTEIS)
REETING, ETC.
MYE SACHO SI:01 ICSI/ ROSA,F.
SUMMARl!E BLN Lit. RESPONSES 10 N/30/I5 0*EN ~ //
STArF EEVIEN OF 04/10/84 SN / RAIN SEN
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SUES 110NS SUISE0JENT TO RACC 07/30/85 B&NONNEESEEOUP NYDED6IN SECO LDSS OF EN! EVENT A G
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$21PITTAL OF EIPLDSION -
PRESENT AT FOLLON UF OR EVENTS 1/llll5 IS IN PARTIA:. LDSS OF BRIEFINS PROSEESS(IHl$
th! 3/19/84 REA;TivATED-CRfS.RIV. 31 SEER 2 R /FiltHER, 8.
M TERR!NE 3F VELAN (PORV) E OCK 08/30/85 CLOSD 07/25/05 EC:1.VEVEIS C107/84 W / STUtt 0 FIN
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VALVE SUALIFID TO CLOSE 47/30/85 El EVIENED ECEFTAlit ELIEFVEVEl ASA!NST 7/25/84 STEAR BLOG0NN
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AEDD EFDET OF ECCS A:TUATION TRANSIENT AT S EER 2. CHEtt T/25/05 JET 25,1984,,
EPRI TEST PR064AR E SULTS.
OfSTE'ilER 3 It$11R:34,' F.
CONS!NR ED FOR ADDITIONAL M/30/85 SPEN
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ICSIIS
' D 1/t3/95 BN / TEPI. LDSS
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RESU!REMENTSINALAtMS/
07/30/85 CONSl&ERINE0:tNEE OF INil 12/28/84 4NN]CIATORS
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1LOSSOF ANNUCIA.
(4/25/84) IN ANE.
F E921kEPIW15.
RILLSTONE2 BRAS / MURPHY,E.
REVIEN $606 LETTER ON DDT
,10/01/95 OPEN
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IF E CONTRA *TD TO 85/07/I5 CE / Dif E /CONRU, R.
CURRENT TESilNS ISSUE, IN VIEN M/01/95 EVtUATE EFFECT OF J
tuRRENT TEST F OF RlLLITONE 2 FICINGS.
M/07/85 CO*PER Dh Ettf ITEAR EN.
CUK'lENTTESTINS TURES, 4/10/85 CATAGA2 R IJAll0UR, E.
FELON llP 3RIEFING AFTER EVE.
M/30/85 OPEN
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FtEllR. REf0RT
(,B/07/95 5 / SOTH RNR
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OF DVERPRESS. EFFECTS ON M101/95 EC'8.Att'LIdD.
TRAINS VARIOUS SYSTEns A C COR ECTIVE M/07/85 EDUESTD FRDM'
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DVERPE!SUP.!!D Ati!ONS.
LICENSEE.
4/19/85 ESOLUTION PECINS EVIENBYNr.E&
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25-12 RATENI ORultAkUSD,R.
WILL E VELOP TIA 70 CODUINATE 47/30/85 CLOSD 07/23/I5 85/30/85 SE / ITU*r IPEN
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IE NOTitt A C FURTHIK
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TIA IN l
SAFETY ELIEF INVE$illATIVE EFFORTS.
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COCUEkECE VEVE B5-10 H VIS DISSE 1 M I /PARR, 9.
RI-E! AMINE STAFF REVIEN OF 08/30/15 OPEN
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IliREFDETUCEF N112/95 BN / LOSS OF EL R IM AS4!10, A.
AttEPTAi!Liff/ 31VERSITY OF Mll'!/85 REVIEN Miu AC AUI.
FEEDNATER6/9/05 M Vll M SSE AFN SYSTER.
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85-10 HVISBESSEI BL /M ASA!!D, A.
PROVIM N. Eff0N RITH M/30/85 OPEN
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ITERS 2 5 3 IN C/12/t3 DN / LOSS OF EL
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1100MPARISDN ETNEEN MVIS M/30/85 ITEMl-6120185 FADGEESS.
RAIN AC AUI.
DESSE 1 A C TRI l 0F TMI ACT10N Milt /85 REC N.
FEEDNATER6/9/t5 PLAN IMPLEMENTA110N STATUS THOUSDN TO H.
21 COMPARISDN OF RFN AND AFN ENTONPROVDEO SYSTERS AT HVil ESSE I &
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HTE 95-12 SEAPRODr.
351/RARSN ANALYZE SAFEff IRTLICATIONS OF 09/30/85 0 FEN
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47/23/85 N / CRDSEY MAIN
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VALVE FLON E FICIE CY
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STEAR SArg7y ff VAL 4E FLD6 NFICIENCY 12/04 35-12 EABRDDK M /CERNEY INVESTIBATE ADE00ACY OF TESTING M/30/85 0FER
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87/23/85 5 / CRosif MIN
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ANDVALIDITYOFEITRAPDLATING
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ITEARSAFETY MTA FROR SMALL TO LARSE VALVES //
VALVEFLON MF1CIEET12/B4 35-13 CALVERTCLIFFS EDD/LANNINS, N M TERR!NE 1F RECENT E AK-2-25 M/13/85 OPEN
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C/13/B5 CE / REACTOR
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TRIP DPIAER PR0lLERS REPORTED
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TRIP MIAER VIA NPRDS
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. - PR0!LER 55-13 FOREIGN lE /RDS$1, E.
CONSIERISSUANCEOFIE M/03/t3 OPEN
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' C/13/85 NA / IU.TIPLE
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INFORMATIONNOTICE.
//
FEEDNATER
//
FAILRES 35-13 POINT MACH IE /LONS, $.
H AFT INFORMAT!DN NOTICE ON PT. M/13/05 OPEN
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, Cy3/85 E / SAFETY mal /CARUSD,N.
M ACH EVENT. CONSI E R TERP.
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3.-
INECTION INSTRUCTION FOR RES. INSPECTOR //
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MFICIENCY 85-13 TUREYPOINT3 K / EDONAtt, 9.
MVE LICENSEE IKORPORATE USE 10/13/B5 OPEN
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C/13/05 W / POST-TRIP
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DF MOTOR BRIVEN AFN PURPS IN
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LDSSOFAFN04 ERER6ENCYPR3CEDURES
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7/21/B5 85-13 TURE Y POINT 3 ISI/FAF.R,D.
REVIEN A EDUACY OF SOVERNDR 10/13/85 0'EN
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C/13/85 5 / POST-iRIP
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SES!$N DN TURPINE MIVEN AFN
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LOSS OF AFN PURSS
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