ML14218A054
| ML14218A054 | |
| Person / Time | |
|---|---|
| Site: | Davis Besse  |
| Issue date: | 08/07/2014 |
| From: | NRC/RGN-III |
| To: | |
| References | |
| Download: ML14218A054 (6) | |
Text
Davis-Besse Nuclear Power Station Annual Assessment Meeting/Open HouseAugust7, 20142013 Reactor Oversight ProcessNuclear Regulatory Commission -Region III 1 2 OurMission Tolicenseandregulatethenation'scivilianuseofbyproduct,source,andspecialnuclearmaterialstoensureadequateprotectionofpublichealthandsafety,promotethecommondefenseandsecurity,andprotecttheenvironment.NRCStrategicPlanGoalsSafety-EnsureadequateprotectionofpublichealthandsafetyandtheenvironmentSecurity-Ensureadequateprotectioninthesecureuseandmanagementofradioactivematerials 3 4 HowWeRegulate*Establishrulesandregulations
- Issuelicenses*Provideoversightthroughinspection,enforcement,andevaluationofoperationalexperience
- Conductresearchtoprovidesupportforregulatorydecisions*Respondtoeventsandemergencies 5 ReactorOversightProcessSafetyCornerstonesBaseline Inspection ResultsSignificance ThresholdAction MatrixSignificance ThresholdPerformance IndicatorResultsRegulatory ResponseStrategicPerformance AreasSafetyCornerstonesBaseline Inspection ResultsSignificance ThresholdAction MatrixSignificance ThresholdPerformance IndicatorResultsRegulatory ResponseStrategicPerformance Areas 2 6 ActionMatrixConceptIncreasingSafetySignificanceIncreasingNRCInspectionEffortsIncreasingNRC/LicenseeManagementInvolvementIncreasingRegulatoryActionsLicenseeResponseRegulatoryResponseDegradedCornerstoneMultiple/Rep.DegradedCornerstoneUnacceptablePerformanceNRCAnnualAssessmentSummaryFirstEnergyNuclearOperatingCompany(FENOC)operatedtheStationsafelyandinamannerthatpreservedthepublichealthandsafetyandprotectedtheenvironment.DavisBessewasintheRegulatoryResponseColumnoftheNRC'sActionMatrixinthelastquarterof2013.DavisBessetransitionedtotheLicenseeResponseColumnonDecember19,2013.NoSubstantivecrosscuttingissueswereidentifiedDavisBesseNuclearPowerStation 7 8National Summary of Plant PerformanceStatus as of 12/31/2013Licensee Response 80Regulatory Response 9Degraded Cornerstone 9Multiple/Repetitive Deg. Cornerstone1Unacceptable 0IMC 0350 Oversight1Total100NRCInspectionActivities 6030totalhoursexpendedbyNRC 2216hoursofdirectinspectionactivity 654additionalhoursreviewingplantoperatingstatus2residentinspectorsonsite-residentsproducefourquarterlyinspectionreportsperyearandwalkthroughtheplantdaily 25regionalinspectorsparticipatedinvariousinspections1majorteaminspection BiennialProblemIdentificationandResolutionInspectionDavisBessefor2013 9 3DavisBessePIsandFindings AllGreenPerformanceIndicators 12Green/SeverityLevelIVinspectionfindingsJanuary1throughDecember31,2013 10SignificanceThresholdGreen BaselineInspectionWhiteRequiresadditionalNRCoversightYellowRequiresmoreNRCoversightRedRequiresmostNRCoversightPerformanceIndicators InspectionFindingsGreenVerylowsafetyissueWhiteLowtomoderatesafetyissueYellowSubstantialsafetyissueRed Highsafetyissue 11NRCInspectionFindingsOperatorErrorCausedMomentaryInoperabilityofaContainmentIsolationValveCommunicationsandWorkCoordinationErrorCausedServiceWaterSystemTransientReactorTripDuetoFailureofanUnsuitableRepairTerminalBoardInstalledinReactorCoolantPumpMonitoringCircuitOperationsShiftCrewTurnoverInadequate-FuseIssueNotMentionedinTurnoverDavisBesseNuclearPowerStation SomeExamplesofActualFindings 12NRCInspectionPlansfor2014NRCplansbaselineinspectionsatDavisBesseNuclearPowerStationfortheremainderof2014.Thisincludesthefollowingteaminspections:TriennialModifications/50.59Inspection(November)SteamGeneratorReplacementInspection(ConductedJanuarythroughJune2014)TriennialHeatSinkInspection(ConductedinJune2014)13 4Actions in Response to the Japan Nuclear Accident*Actions in response to Japan Nuclear Accident Website: http://www.nrc.gov/japan/japan-info.html*Mailbox for comments on staff actions: JLD_Public.Resource@nrc.gov*Office of Public Affairs Point of Contact:
OPA.resource@nrc.gov or 301-415-8200 14NRC Social Media Channels*Blog:http://public-blog.nrc-gateway.gov/*Flickr:http://www.flickr.com/photos/nrcgov/*Twitter:https://twitter.com/#!/nrcgov*YouTube: http://www.yout ube.com/user/NRCgov*RSS:http://www.nrc.gov/
public-involve/listserver.html#rss 15Contacting the NRCReport an emergency*(301) 816-5100 (call collect)Report a safety concern*(800) 695-7403
- Allegation@nrc.govGeneral information or questions
- www.nrc.govContact Davis-BesseResident Inspectors*(419) 244-4494 16NRC Inspection Activities for Davis-BesseOnce Through Steam Generator Replacement Outage 17 5*Started first quarter of 2014; Completed second quarter of 2014
- Openings made in Shield Building and Containment Vessel
- NRC inspected various pre-outage, outage activities, and plant restoration activities
- Inspectors from NRC regional office with specialized backgrounds supplemented the assigned two resident inspectors FENOC/Davis BesseSteamGeneratorReplacement 18 SteamGeneratorReplacement InspectionObjectives Verifythat:-Engineeringevaluationsanddesignchangesareinconformancewithfacilitylicense,codes,regulations
-RemovalandreplacementactivitiesmaintainnuclearandradiologicalsafetyinaccordancewithFederalregulationsandindustrycodesandstandards-Post installationtestprogramwasimplementationisincompliancewithapplicablecodesandregulations 19 SteamGeneratorReplacement NRCInspectionResults*SteamGeneratorssuccessfullyinstalledbythelicensee*Containmentvesselopeningrestoredfollowedbysatisfactorycontainmentleakageintegritytest*Shieldbuildingaccessopeningrestored*Pre outageestimatesforradiologicaldoseswasconsistentwithdosesactuallyreceived*Uponplantstartupandpoweroperation,SteamGeneratorsperformedasexpectedanddesigned*ResultsofinspectiondocumentedinIR2013010(ADAMSACCESSION#ML14204A317) 20 End of PresentationNuclear Regulatory CommissionRegion IIILisle, IllinoisAugust 7, 2014 21