U.S. Nuclear Regulatory Commission Operations Center Event Reports For 10/15/98 - 10/16/98 ** EVENT NUMBERS ** 34731 34856 34917 34918 34919 34920 34921 !!!!!!!!! THIS EVENT HAS BEEN RETRACTED. THIS EVENT HAS BEEN RETRACTED !!!!!!! +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34731 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PORTSMOUTH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 09/03/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 13:25 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 09/02/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 15:00[EDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 10/15/98 | | CITY: PIKETON REGION: 3 +-----------------------------+ | COUNTY: PIKE STATE: OH |PERSON ORGANIZATION| |LICENSE#: GDP-2 AGREEMENT: N |ROGER LANKSBURY RDO | | DOCKET: 0707002 |SCOTT MOORE EO | +------------------------------------------------+ | |NRC NOTIFIED BY: K. SISLER | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NBNL RESPONSE-BULLETIN | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | 24-Hour NRC Bulletin 91-01 Report | | | | Facility personnel discovered that a nuclear criticality safety approval | | (NCSA) requirement was not being maintained in a laboratory storage area | | (Room 232) of the X-710 Laboratory. One poly bottle containing 8 grams of | | U-235 was found in this storage area in an array stored less than 12 inches | | from an inside room corner, thus violating Requirement #6 of | | NCSA_PLANT006.A04. This constitutes a loss of control "A" (reflection) in | | the double contingency matrix for contingency event A.8.2 (reflection). | | Control "B" (spacing) was maintained throughout this event. Control "A" was | | established at 2030 under the direction of a nuclear criticality safety | | (NCS) personnel. | | | | The NRC resident inspector has been informed of this event. | | | | * * * RETRACTION 1629 10/15/98 FROM LARSON TAKEN BY STRANSKY * * * | | | | "ON 10/14/98, NUCLEAR CRITICALITY ENGINEERING HAD DETERMINED THAT THE | | CONTROLLING NCSA FOR THIS EVENT WAS NCSA_PLANT006. THE PREVIOUSLY | | REFERENCED NCSA (NCSA_710.007) DISCUSSED STORAGE ARRAY REQUIREMENTS, NOT | | SINGLE STORAGE RACK REQUIREMENTS. AFTER REVIEWING NCSA_PLANT006 | | REQUIREMENTS AND WHAT WAS REPORTED AND INVESTIGATED IT WAS DETERMINED THAT | | THERE WAS NO VIOLATION OF A DOUBLE CONTINGENCY PRINCIPLE UNDER THIS NCSA. | | THIS EVENT REPORT IS BEING RETRACTED." | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED. NOTIFIED R3DO (JORGENSEN). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34856 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: THREE MILE ISLAND REGION: 1 |NOTIFICATION DATE: 09/30/98 | |UNIT: [1] [ ] [ ] STATE: PA |NOTIFICATION TIME: 14:09 [ET]| |RX TYPE: [1] B&W-L-LP,[2] B&W-L-LP |EVENT DATE: 09/30/98 | +------------------------------------------------+EVENT TIME: 13:20[EDT]| |NRC NOTIFIED BY: JOHN SCHORK |LAST UPDATE DATE: 10/15/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |JOHN CARUSO 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 | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | IMPROPERLY INSTALLED THERMOLAG FIRE BARRIER | | | | DURING THE REMOVAL OF THERMOLAG MATERIAL, A FIRE RESISTANT MATERIAL THAT | | WAS INSTALLED IN 1987 TO MEET THE REQUIREMENTS OF 10 CFR PART 50, APPENDIX | | R, WORKERS OBSERVED THAT SEVERAL PORTIONS OF FIRE BARRIER "1 FHC-FB-06" | | LOCATED IN FIRE ZONE FH-FZ-1 IN THE 281' ELEVATION OF THE TMI-1 FUEL | | HANDLING BUILDING DID NOT HAVE REQUIRED FILLET OF TROWEL GRADE MATERIAL | | 330-1. THE THERMOLAG WAS BEING INSPECTED IN PREPARATION FOR ITS REPLACEMENT | | WITH MECATISS. | | | | THE CONTROL ROOM WAS NOTIFIED AND A FIRE WATCH WAS POSTED IN ACCORDANCE | | WITH THE SITE FIRE PROTECTION PROGRAM PROCEDURE. REPAIRS WERE MADE TO THE | | NONCONFORMING SEAMS. AT 1320, THE PLANT REVIEW GROUP CONCLUDED A REVIEW OF | | THE NONCONFORMING CONDITION AND DETERMINED THAT THE CONDITION WAS | | IMMEDIATELY REPORTABLE TO THE NRC IN ACCORDANCE WITH 10CFR50.72(b)(1)(ii) | | AS A CONDITION OUTSIDE OF THE DESIGN BASIS OF THE PLANT AND AS A SUPPLEMENT | | TO EARLIER SIMILAR NOTIFICATIONS. THE CONDITION WAS DETERMINED TO BE | | REPORTABLE BECAUSE THE FIRE BARRIER DID NOT CONFORM TO ITS DESIGN BASIS AND | | THERE WAS REASONABLE JUSTIFICATION THAT THE NONCONFORMING CONDITION WAS NOT | | THE RESULT OF AGE-RELATED DEGRADATION BUT RATHER AN INCORRECT INSTALLATION. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED OF THIS EVENT BY THE LICENSEE. | | | | * * * UPDATE ON 10/01/98 AT 1512 ET BY JOHN SCHORK TAKEN BY MACKINNON* * * | | | | DURING THE REMOVAL OF THERMOLAG MATERIAL, A FIRE RESISTANT MATERIAL THAT | | WAS INSTALLED IN 1987 AT THREE MILE ISLAND TO MEET THE REQUIREMENT OF | | APPENDIX "R" TO 10 CFR 50, WORKERS OBSERVED THAT SEVERAL PORTIONS OF FIRE | | BARRIER IAXC-FB-05 LOCATED IN FIRE ZONE AB-FZ-04 IN THE THREE MILE ISLAND | | UNIT 1 AUXILIARY BUILDING DID NOT HAVE A REQUIRED FILLET OF TROWEL GRADE | | MATERIAL 330-1. THE THERMOLAG WAS BEING INSPECTED IN PREPARATION TO | | REPLACE IT WITH MECATISS. SPECIFICALLY, VISUAL OBSERVATION DETERMINED THAT | | TROWEL GRADE MIX WAS NOT APPLIED TO TWO (2) SEAMS WHERE THERMOLAG | | INSULATION ABUTS THE REACTOR BUILDING EXTERIOR WALL AND ONE (1) SEAM WHERE | | THERMOLAG INSULATION ABUTS AGAINST A REACTOR BUILDING PENETRATION THERMOLAG | | INSULATION BOX AT THE TIME OF INSTALLATION OF THE THERMOLAG IN 1987. IN | | ADDITION, THERMOLAG INSTALLED AROUND A UNISTRUT WAS OBSERVED TO CONTAIN | | KAOWOOL FILLER MATERIAL AND DID NOT HAVE TROWEL GRADE MIX APPLIED TO THE | | END SEAM. | | | | THE CONTROL ROOM WAS NOTIFIED AND A FIRE WATCH WAS POSTED IN ACCORDANCE | | WITH THREE MILE ISLAND ADMINISTRATIVE PROCEDURE 1038, THE SITE FIRE | | PROTECTION PROGRAM PROCEDURE. REPAIRS ARE BEING MADE TO THE NON-CONFORMING | | SEAMS. | | | | AT 1450 HOURS, THE THREE MILE ISLAND PLANT REVIEW GROUP CONCLUDED A REVIEW | | OF THE NON-CONFORMING CONDITION AND DETERMINED THAT THE CONDITION WAS | | IMMEDIATELY REPORTABLE TO THE NRC IN ACCORDANCE WITH 10 CFR | | 50.72(b)(1)(ii)(B) AS A CONDITION OUTSIDE THE DESIGN BASIS OF THE PLANT AND | | AS A SUPPLEMENT TO EARLIER SIMILAR NOTIFICATIONS IN EVENT REPORTS 34682, | | AUGUST 25, 1998; 34769, SEPTEMBER 14, 1998 AND 34853, SEPTEMBER 29, 1998. | | THE CONDITION WAS DETERMINED TO BE REPORTABLE BECAUSE THE FIRE BARRIER DID | | NOT CONFORM TO ITS DESIGN BASIS AND THERE WAS REASONABLE JUSTIFICATION THAT | | THE NON-CONFORMING CONDITION WAS NOT THE RESULT OF AGE-RELATED DEGRADATION | | BUT RATHER AN INCORRECT INSTALLATION. | | | | ALL OF THE EARLIER EVENT REPORTS REFERENCED ABOVE AND THIS EVENT ARE | | RELATED IN THAT THEY HAVE THE SAME GENERAL CAUSE, INADEQUATE INSTALLATION, | | AND THE SAME GENERAL CONSEQUENCES, A FIRE BARRIER BEING OUTSIDE ITS DESIGN | | BASIS. THEREFORE, IN ACCORDANCE WITH THE GUIDANCE PROVIDED IN NUREG 1022 | | REV 1, EVENTS 34769, 34853 AND THIS REPORT WILL BE REPORTED IN A SUPPLEMENT | | TO LER 98-011, THAT REPORTED EVENT 34682. IN ADDITION, THERE IS SOME | | POSSIBILITY THAT ADDITIONAL SIMILAR CONDITIONS MAY BE DISCOVERED DURING THE | | COMPLETION OF THE PROJECT IN WHICH THERMOLAG IS BEING REPLACED WITH | | MECATISS. SUBSEQUENT SIMILAR EVENTS WILL BE REPORTED TO THE NRC VIA THE ENS | | SYSTEM AND BE REPORTED IN THE SUPPLEMENT TO LER 98-011 AND AS SUPPLEMENTAL | | IMMEDIATE REPORTS IN THIS EVENT REPORT 34856. THE SUPPLEMENT WILL BE ISSUED | | WHEN THE MECATISS INSTALLATION HAS BEEN COMPLETED (APPROXIMATELY MARCH 31, | | 1999). R1DO (JOHN CARUSO) NOTIFIED. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED OF THIS UPDATE BY THE LICENSEE. | | | | * * * UPDATE 1452EDT ON 10/7/98 FROM JOHN SCHORK TO S.SANDIN * * * | | | | At 1452 hours on October 7, 1998, J. Schork, TMI PRG Chairman informed Mr. | | Steve Sandin of the NRC Operations Center by telephone that the existence | | of a condition outside the design basis of the TMI-1 plant had been | | determined by the TMI Plant Review Group at 1423 hours of October 7, 1998. | | This report is being made as a supplement to Event Report 34856 made on | | September 30, 1998. | | | | During the inspection of Thermolag material, a fire resistant material that | | was installed in 1987 at TMI to meet the requirements of Appendix R to 10 | | CFR 50, workers observed that a portion of fire barrier ICCD-FB08 located | | in fire zone CB-FA-1 in the TMI-1 Control Building had an area, size | | approximately 3.5" long and 2" wide, on the radial bend armor cable circuit | | ED 5033 A where Thermolag was missing. This non-conforming condition | | appears to be an original construction deficiency. | | | | The control room was notified and the deficiency was documented in the site | | corrective action program (CAP T1998-0867). An hourly fire watch was | | instituted in accordance with the site fire protection program procedure. | | Repairs are being made to the non-conforming seams. | | | | At 1423 hours, the TMI Plant Review Group concluded a review of the | | non-conforming condition and determined that the condition was immediately | | reportable to the NRC in accordance with 10 CFR 50.72(b)(l)(ii) as a | | condition outside the design basis of the plant and as a supplement to | | earlier similar notifications in event reports 34682, August 25, 1998, | | 34769, September 14, 1998 and 34853, September 29, 1998, 34856, September | | 30, 1998. The condition was determined to be reportable because the fire | | barrier did not conform to its design basis and there was reasonable | | justification that the non--conforming condition was not the result of | | age-related degradation but rather an incorrect installation. | | | | All of the earlier event reports referenced above and this event are | | related in that they have the same general cause, inadequate installation, | | and the same general consequences, a fire barrier being outside its design | | basis. Therefore, in accordance with the guidance provided in NUREG 1022, | | Rev. 1, events 34769,34853, 34856 and this report will be reported in a | | supplement to LER 98-011, that reported event 34682. In addition, there is | | some possibility that additional similar conditions may be discovered | | during the completion of the project in which Thermolag is being replaced | | with Mecatiss. Subsequent similar events will be reported to the NRC via | | the ENS system and be reported in the supplement to LER 98-011 and as | | supplemental immediate reports to Event Report 34856. The supplement will | | be issued when the Mecatiss installation has been completed (approximately | | March 31, 1999). | | | | The licensee informed the NRC resident inspector. | | | | * * *UPDATE ON 10/12/98 AT 1109 EDT BY RANDY CAMPBELL TO FANGIE JONES* * * | | | | THE UPDATE WAS DETERMINED TO BE REPORTABLE AT 1100 EDT ON 10/12/98. | | | | DURING THE INSPECTION OF THERMOLAG MATERIAL, A FIRE RESISTANT MATERIAL THAT | | WAS INSTALLED IN 1987 AT TMI TO MEET THE REQUIREMENTS OF APPENDIX "R" OF 10 | | CFR50, WORKERS OBSERVED A BREACH IN THERMOLAG PROTECTING HANGER "B" FOR | | 1FHC-FB06 ELEMENT 452 LOCATED IN FIRE ZONE FH-FZ1, 281' FHB 281'ELEVATION | | SOUTH END OF NEUTRALIZER TANK ROOM OVER HIGH RAD STORAGE AREA. THE WEST | | SIDE OF THE UNISTRUT WAS NOT PROPERLY CONSTRUCTED IN ACCORDANCE WITH | | THERMOLAG DESIGN CRITERIA IN THAT TWO OPENINGS EXISTED INTO THE UNISTRUT | | (ONE ABOUT 1" x 0.125" AND THE SECOND ABOUT 0.25" x 0.125") WHERE TROWEL | | GRADE MATERIAL WAS NOT PROPERLY INSTALLED BETWEEN THE PIECES. THE OUTER | | SEAM WAS ALSO NOT COVERED WITH THERMOLAG TROWEL MIX FOR APPROXIMATELY 4" | | ALONG THESE JOINTS. THE CONTROL ROOM WAS NOTIFIED AND THE DEFICIENCY WAS | | DOCUMENTED IN THE SITE CORRECTIVE ACTION PROGRAM (CAP T1998-0877) | | | | REPAIRS WERE MADE WITH TROWEL GRADE MATERIAL IN ACCORDANCE WITH 1440-Y-14 | | TO PLACE THE BARRIERS BACK INTO ITS DESIGN CONFIGURATION. INSPECTION WILL | | BE PERFORMED IN 24 HOURS TO CONFIRM THE SEAMS HAVE BEEN RESTORED TO THEIR | | DESIGN BASIS CONFIGURATION. A CAMERA IS PRESENTLY IN PLACE PROVIDING ONE | | HOUR FIRE WATCH COVERAGE WHICH WILL PROVIDE THE REQUIRED COMPENSATORY | | MEASURE IN ACCORDANCE WITH AP 1038 EXHIBIT 2 SECTION 7.3.2. THIS | | NON-CONFORMING CONDITION APPEARS TO BE AN ORIGINAL CONSTRUCTION DEFICIENCY. | | | | THERE IS SOME POSSIBILITY THAT ADDITIONAL SIMILAR CONDITIONS MAY BE | | DISCOVERED DURING THE COMPLETION OF THE PROJECT IN WHICH THERMOLAG IS BEING | | REPLACED WITH MECATISS. SUBSEQUENT SIMILAR EVENTS WILL BE REPORTED TO THE | | NRC VIA THE ENS SYSTEM AND IN THE SUPPLEMENT TO LER 98-011 AND AS | | SUPPLEMENTAL IMMEDIATE REPORTS TO EVENT REPORT NUMBER (34856). THE | | SUPPLEMENT WILL BE ISSUED WHEN THE MECATISS INSTALLATION HAS BEEN COMPLETED | | (APPROXIMATELY 03/31/99). R1DO (JIM LINVILLE) NOTIFIED. | | | | THE NRC RESIDENT INSPECTOR WAS NOTIFIED BY THE LICENSEE OF THIS UPDATE. | | | | **UPDATE ON 10/13/98 AT 1332 EDT FROM R CAMPBELL TAKEN BY MACKINNON** | | | | CB-FA-1 FIRE BARRIERS (308' CONTROL BUILDING - RAD CON/CHEMISTRY AREAS) | | WERE FOUND WITH DEGRADED CONDITIONS FOR THE FOLLOWING: | | | | 1CCD-FB08 CONDUIT TO SUPPORT SEAM WAS FOUND TO BE MISSING ABOUT 0.25" BY 3" | | OF TROWEL GRADE THERMOLAG. THIS APPEARS TO BE ORIGINAL CONSTRUCTION NOT | | BUILT ACCORDING TO SPECIFICATIONS. | | 1CCD-FB10 CONDUIT TO SUPPORT 0.5" BY 0.125" AND CONDUIT TO CONDUIT 0.5" BY | | 0.125" TOP AREAS MISSING TROWEL GRADE THERMOLAG APPEARS TO BE ORIGINAL | | CONSTRUCTION NOT BUILT ACCORDING TO SPECIFICATIONS. | | 1CCD-FB11 CONDUIT TO CONDULET TOP SEAM WAS MISSING ABOUT 0.375" BY 2" OF | | TROWEL GRADE THERMOLAG. THIS APPEARS TO BE ORIGINAL CONSTRUCTION NOT BUILT | | ACCORDING TO SPECIFICATION. | | 1CCD-FB12 CONDUIT TO COUPLING SEAM WAS MISSING 0.25" BY 2" TROWEL GRADE | | THERMOLAG. THIS APPEARS TO BE ORIGINAL CONSTRUCTION NOT BUILT ACCORDING TO | | SPECIFICATIONS. AN AREA NEAR THE NORTH WALL PENETRATION 0.125" BY 0.75" WAS | | DEGRADED (NOT AN ORIGINAL CONSTRUCTION DISCREPANCY). | | 1CCD-FB14 HAS A HOLE ABOUT 0.375" BY 1" HOLE TO THE ARMOR CABLE, AND A | | FACIAL CRACK AT A CONDUIT SEAM. THIS APPEARS TO BE DEGRADED OVER TIME (NOT | | A CONSTRUCTION DISCREPANCY). | | 1CCD-FB19 HAS A DEGRADED AREA AT A VERTICAL TO HORIZONTAL JOINT THAT | | APPEARS TO BE DEGRADED OVER TIME (NOT A CONSTRUCTION DISCREPANCY). | | 1CCD-FB20 MULTIPLE BREACHES ON ELBOW NORTH END THAT APPEARS TO BE ORIGINAL | | CONSTRUCTION NOT BUILT ACCORDING TO SPECIFICATIONS. SUPPORT 1CCD-C101 HAS | | 4" BY 0.125" SEAM AND 2" BY 0.125" AT THE INNER SECTION OF 1CCD-FB20 | | MISSING TROWEL GRADE THERMOLAG. THESE APPEAR TO BE ORIGINAL CONSTRUCTION | | NOT BUILT ACCORDING TO SPECIFICATIONS. | | SOME OTHER COSMETIC REPAIRS WERE MADE WHERE MINOR CRACKS WERE OBSERVED THAT | | DID NOT GO THROUGH THE THICKNESS OF THE THERMOLAG ON VARIOUS FIRE BARRIERS | | IN THIS AREA. | | IAW AP 1038 EXHIBIT 2 SECTION 7.3.2 THIS BREACH REQUIRES COMPENSATORY | | ACTIONS INCLUDING THE START OF A 14 DAY CLOCK, ONE HOUR FIRE WATCH | | PRESENTLY BEING PERFORMED BY RAD CON BECAUSE OF DEGRADED TSI AND OTHER | | COMBUSTIBLES IN THE AREA. THIS AREA IS PROTECTED BY A SUPPRESSION SYSTEM. | | R1DO (CURT COWGILL) NOTIFIED. | | | | THE NRC RESIDENT INSPECTOR HAS BEEN NOTIFIED OF THIS UPDATE BY THE | | LICENSEE. | | | | *** UPDATE ON 10/14/98 @ 1012 BY CAMPBELL TO SANDIN *** | | | | THE FOLLOWING FAX WAS SUBMITTED BY THE LICENSEE AS AN UPDATE TO THEIR | | FINDINGS. | | | | "CB-FA-1 FIRE BARRIER 1CCD-FB06 WAS FOUND WITH A COUPLING SEAM NOT FILLED | | WITH TROWEL GRADE THERMOLAG WHERE IT ADJOINS TO 1CCD-FB04 THAT APPEARS TO | | BE AN ORIGINAL CONSTRUCTION NOT BUILT ACCORDING TO SPECIFICATIONS. | | | | IAW AP 1038 EXHIBIT 2 SECTION 7.3.2 THIS BREACH REQUIRES COMPENSATORY | | ACTIONS INCLUDING THE START OF A 14 DAY CLOCK, ONE HOUR FIRE WATCH | | PRESENTLY BEING PERFORMED BY RAD CON BECAUSE OF DEGRADED TSI AND OTHER | | COMBUSTIBLES IN THE AREA FOR THE MECATISS WORK. A BREACH NOTICE IS | | SUBMITTED FOR THIS REPAIR. | | | | PROCEDURE 1303-12.24 DATA SHEET E2-1 IMPROPERLY SHOWS FIRE BARRIERS | | 1CCD-FB04 AND 1CCD-FB06 REVERSED. 1CCD-FB04 IS THE NORTH ENTITY AND SHOULD | | BE IDENTIFIED WITH THE LETTER "D" AND 1CCD-FB06 IS THE SOUTH ENTITY AND | | SHOULD BE IDENTIFIED WITH THE LETTER "F" FROM THE POINT WHERE THEY LEAVE | | THE EAST WALL AND RUN EAST TO WEST. | | | | THE RESIDENT INSPECTOR WAS NOTIFIED. | | | | THE R1DO (COWGILL) WAS NOTIFIED. | | | | * * * UPDATE 1452 10/15/98 FROM SCHORK TAKEN BY STRANSKY * * * | | | | "CB-FA-1 CONTROL BUILDING FIRE BARRIER 1CCD-FB08 HAS A BREACH AT A COUPLING | | INTERFACE TO BRACKET WHERE IT APPEARS THE TROWEL GRADE THERMOLAG WAS NOT | | INSTALLED DURING ORIGINAL CONSTRUCTION ON THE TOP SEAM ABOUT 3" x 1/16". | | | | CB-FA-1 BARRIER 1CCD-FB09 HAS A SIMILAR BREACH AT A COUPLING TO BRACKET | | INTERFACE THAT EXTENDS THE ENTIRE LENGTH (ABOUT 9") OF THE COUPLING | | INTERFACE VARYING IN WIDTH ABOUT 1/16" TO 1/4" THAT APPEARS TROWEL GRADE | | MATERIAL WAS NOT INSTALLED DURING ORIGINAL CONSTRUCTION. | | | | IAW AP 1038 EXHIBIT 2 SECTION 7.3.2 THESE BREACHES REQUIRE COMPENSATORY | | ACTIONS INCLUDING THE START OF A 14 DAY TIME CLOCK AND AN HOURLY FIRE WATCH | | SINCE THERE ARE OPERABLE FIRE DETECTORS IN THE AREA UNTIL THE BARRIERS ARE | | REPAIRED AND CONSIDERED ACCEPTABLE. A CAMERA HAS BEEN PERFORMING THIS | | FUNCTION PRIOR TO THE IDENTIFICATION OF THESE BREACHES DUE TO INCREASED | | WORK ACTIVITIES OF THE MECATISS INSTALLATION." | | | | THE NRC RESIDENT INSPECTOR HAS BEEN INFORMED OF THIS UPDATE. NOTIFIED R1DO | | (COWGILL). | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34917 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: SEQUOYAH REGION: 2 |NOTIFICATION DATE: 10/15/98 | |UNIT: [ ] [2] [ ] STATE: TN |NOTIFICATION TIME: 05:57 [ET]| |RX TYPE: [1] W-4-LP,[2] W-4-LP |EVENT DATE: 10/15/98 | +------------------------------------------------+EVENT TIME: 05:01[EDT]| |NRC NOTIFIED BY: MITCHEL R. TAGGART |LAST UPDATE DATE: 10/15/98 | |HQ OPS OFFICER: STEVE SANDIN +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |MARK LESSER RDO | |ARPS 50.72(b)(2)(ii) RPS ACTUATION | | |AESF 50.72(b)(2)(ii) ESF 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 +------------------------------------------------------------------------------+ | AUTOMATIC TURBINE/REACTOR TRIP DUE TO INDICATION OF FAULT IN MAIN | | TRANSFORMER. | | | | "UNIT 2 EXPERIENCED A REACTOR TRIP FOLLOWING [A] PHASE 'B' MAIN BANK SUDDEN | | PRESSURE RELAY ACTUATION. ALL SYSTEMS AND EQUIPMENT PERFORMED AS EXPECTED. | | THE FOLLOWING REPORT IS PENDING INVESTIGATION." | | | | ALL CONTROL RODS FULLY INSERTED. NO PRIMARY OR SECONDARY RELIEFS/SAFETIES | | LIFTED DURING THE TRANSIENT. AUXILIARY FEEDWATER AUTOSTARTED AS EXPECTED. | | THE UNIT IS STABLE IN MODE 3 WITH DECAY HEAT BEING REMOVED VIA THE STEAM | | DUMP BYPASS SYSTEM TO THE MAIN CONDENSER. ALL SAFETY EQUIPMENT IS | | AVAILABLE. OFFSITE POWER IS AVAILABLE AND STABLE. THE LICENSEE ESTIMATES | | A UNIT 2 RESTART AT 0800EDT ON 10/16 AND PLANS ON MAKING A PRESS RELEASE. | | THE LICENSEE INFORMED THE NRC RESIDENT INSPECTOR. | | | | HOO NOTE: A REACTOR TRIP OCCURRED ON 8/27/98 INVOLVING THE SAME RELAY | | ACTUATION - SEE EVENT #34698. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |FUEL CYCLE FACILITY | |EVENT NUMBER: 34918 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: PADUCAH GASEOUS DIFFUSION PLANT |NOTIFICATION DATE: 10/15/98 | | RXTYPE: URANIUM ENRICHMENT FACILITY |NOTIFICATION TIME: 12:40 [ET]| |COMMENTS: 2 DEMOCRACY CENTER |EVENT DATE: 10/15/98 | | 6903 ROCKLEDGE DRIVE |EVENT TIME: 10:58[CDT]| | BETHESDA, MD 20817 (301)564-3200 |LAST UPDATE DATE: 10/15/98 | | CITY: PADUCAH REGION: 3 +-----------------------------+ | COUNTY: McCRACKEN STATE: KY |PERSON ORGANIZATION| |LICENSE#: GDP-1 AGREEMENT: Y |BRUCE JORGENSEN RDO | | DOCKET: 0707001 |FRED COMBS EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: KEVIN BEASLEY | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NTRA TRANSPORTATION EVENT | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | INCOMING SHIPPING CONTAINER WITH EXTERNAL SURFACE CONTAMINATION IN EXCESS | | OF TRANSPORTATION LIMITS | | | | A RADIOLOGICAL SURVEY OF INCOMING METAL MELT BOX #285 INDICATED THAT THE | | CONTAMINATION LEVEL ON THE EXTERNAL SURFACES OF THE CONTAINER WAS 24 | | DPM/CMý BETA/GAMMA. THIS LEVEL IS IN EXCESS OF THE 22 DPM/CMý BETA/GAMMA | | LIMIT SPECIFIED IN 10 CFR 71.87(I). THIS CONTAINER IS USED TO TRANSPORT | | SCRAP METALS TO ENVIROCARE, LOCATED IN CLIVE, UT. THE CONTAINER HAD BEEN | | EMPTIED AND WAS BEING RETURNED TO THE PADUCAH GASEOUS DIFFUSION PLANT. THE | | SHIPMENT ORIGINATOR AND THE SHIPPER HAVE BEEN NOTIFIED OF THIS INCIDENT. | | THE NRC SENIOR RESIDENT INSPECTOR HAS BEEN INFORMED. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34919 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: GRAND GULF REGION: 4 |NOTIFICATION DATE: 10/15/98 | |UNIT: [1] [ ] [ ] STATE: MS |NOTIFICATION TIME: 15:23 [ET]| |RX TYPE: [1] GE-6 |EVENT DATE: 10/15/98 | +------------------------------------------------+EVENT TIME: 13:55[CDT]| |NRC NOTIFIED BY: RILEY COLLINS |LAST UPDATE DATE: 10/15/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |BILL JONES 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 | | | | | | | | | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | CONTAINMENT DECK GRATING NOT PROPERLY FASTENED | | | | THE LICENSEE DISCOVERED THAT FIVE SECTIONS OF DECK GRATING ABOVE THE | | SUPPRESSION POOL ARE MISSING THEIR FASTENERS. THE AFFECTED SECTIONS OF | | GRATING ARE LOCATED BETWEEN THE DRYWELL EQUIPMENT HATCH AND THE CONTAINMENT | | WALL. THE LICENSEE HAS POSTULATED THAT, DURING A LOCA, SUPPRESSION POOL | | SWELL COULD LIFT AND DROP THE GRATING IN SUCH A MANNER AS TO DAMAGE THE | | ECCS SUCTION STRAINERS. SINCE MULTIPLE SECTIONS OF GRATING COULD BE | | INVOLVED, BOTH ECCS DIVISIONS 2 AND 3 COULD BE AFFECTED, PLACING THE UNIT | | IN AN UNANALYZED CONDITION. THE LICENSEE IS CURRENTLY IN THE PROCESS OF | | SECURING AND VERIFYING THE GRATING. THE NRC RESIDENT INSPECTOR WILL BE | | INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |POWER REACTOR | |EVENT NUMBER: 34920 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |FACILITY: MILLSTONE REGION: 1 |NOTIFICATION DATE: 10/15/98 | |UNIT: [ ] [ ] [3] STATE: CT |NOTIFICATION TIME: 15:27 [ET]| |RX TYPE: [1] GE-3,[2] CE,[3] W-4-LP |EVENT DATE: 10/15/98 | +------------------------------------------------+EVENT TIME: 15:25[EDT]| |NRC NOTIFIED BY: ROBERT SMITH |LAST UPDATE DATE: 10/15/98 | |HQ OPS OFFICER: BOB STRANSKY +-----------------------------+ +------------------------------------------------+ NOTIFICATIONS | |EMERGENCY CLASS: NOT APPLICABLE +-----------------------------+ |10 CFR SECTION: |CURTIS COWGILL RDO | |APRE 50.72(b)(2)(vi) OFFSITE NOTIFICATION | | | | | | | | | | | | | | +-----+----------+-------+--------+--------------+--+--------+-----------------+ |UNIT |SCRAM CODE|RX CRIT|INIT PWR| INIT RX MODE |CURR PWR| CURR RX MODE | +-----+----------+-------+--------+-----------------+--------+-----------------+ | | | | | | | | | 3 | N Y 100 POWER OPERATION | 100 POWER OPERATION | +-----+---------------------------------------------+--------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | OFFSITE NOTIFICATION REGARDING VIOLATIONS OF NPDES PERMIT | | | | DURING A FOLLOWUP INVESTIGATION OF A SPILL REPORT TO THE CONNECTICUT | | DEPARTMENT OF ENVIRONMENTAL PROTECTION (DEP) ASSOCIATED WITH THE 9/23/98 | | DRAINAGE OF THE UNIT 3 HEATER DRAIN FOR MAINTENANCE, THE LICENSEE | | DISCOVERED THAT AN ADDITIONAL OVERFLOW OCCURRED ON 9/22/98. THE DURATION | | AND VOLUME OF THE 9/22/98 EVENT ARE UNKNOWN. ANALYSIS OF THE TURBINE | | BUILDING SUMP SHOWED HYDRAZINE AND ETA AT LESS THAN THE LIMITS OF DETECTION | | (5 PPB AND 1 PPM, RESPECTIVELY). | | | | IN ADDITION, THE LICENSEE'S REVIEW OF EVENTS ASSOCIATED WITH REPAIR OF A | | RECIRC VALVE ON THE DSM PUMP REVEALED THAT THE OVERFLOW OF TWO 55-GALLON | | DRUMS ON 9/19/98 LIKELY WENT TO THE FLOOR DRAIN. ANALYSIS OF THE TURBINE | | BUILDING SUMP REVEALED HYDRAZINE AND ETA CONCENTRATIONS BELOW DETECTABLE | | LEVELS. HOWEVER, THE DRUMS CONTAINED HYDRAZINE AT 7.3 PPB AND ETA AT 5.8 | | PPM. THE NRC RESIDENT INSPECTOR WILL BE INFORMED BY THE LICENSEE. | +------------------------------------------------------------------------------+ +----------------------------------+ +-----------------------+ |GENERAL INFORMATION or OTHER | |EVENT NUMBER: 34921 | +----------------------------------+ +-----------------------+ +------------------------------------------------+-----------------------------+ |LICENSEE: SHEPHERD TISSUE |NOTIFICATION DATE: 10/15/98 | | CITY: MEMPHIS REGION: 2 |NOTIFICATION TIME: 16:55 [ET]| | COUNTY: STATE: TN |EVENT DATE: 10/14/98 | |LICENSE#: AGREEMENT: Y |EVENT TIME: 00:00[EDT]| | DOCKET: |LAST UPDATE DATE: 10/15/98 | | +-----------------------------+ | |PERSON ORGANIZATION| | |MARK LESSER RDO | | |MICHAEL WEBER EO | +------------------------------------------------+JOSEPH GIITTER IRD | |NRC NOTIFIED BY: ROGER FENNER | | |HQ OPS OFFICER: BOB STRANSKY | | +------------------------------------------------+ | |EMERGENCY CLASS: NOT APPLICABLE | | |10 CFR SECTION: | | |NAGR AGREEMENT STATE | | | | | | | | | | | | | | +------------------------------------------------+-----------------------------+ EVENT TEXT +------------------------------------------------------------------------------+ | AGREEMENT STATE REPORT REGARDING POTENTIAL EXTREMITY OVEREXPOSURE | | | | THE STATE OF TENNESSEE WAS CONTACTED BY THE RADIATION SAFETY OFFICER FROM | | THE HONEYWELL CORPORATION AT 1845 ON 10/14/98 REGARDING A POTENTIAL | | OVEREXPOSURE OF AN INDIVIDUAL AT A FACILITY IN MEMPHIS, TN. THE INDIVIDUAL | | APPARENTLY PLACED HIS HAND INTO THE RADIATION BEAM OF A THICKNESS GAUGE, | | RECEIVING A DOSE ESTIMATED TO BE BETWEEN 250 AND 400 RADS. THE GAUGE | | INVOLVED IS A HONEYWELL MEASUREX 2201, CONTAINING A 248mCi Kr-85 SOURCE. | | THE INDIVIDUAL INVOLVED HAS BEEN REFERRED TO A RADIATION PHYSICIST TO | | MONITOR ANY PHYSIOLOGICAL CHANGES. THE STATE PLANS TO RECREATE THE EVENT TO | | MORE ACCURATELY ESTIMATE THE ACTUAL DOSE RECEIVED. | +------------------------------------------------------------------------------+