青马大桥结构健康监测系统课件

青马大桥健康监测系统HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION1

HIGHWAYSDEPARTMENT11HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION2WhyBridgeHealthMonitoringSystemisneeded?

MonitoringStructuralPerformanceand AppliedLoads

FacilitatingthePlanningofInspectionand Maintenance

ValidatingDesignAssumptionsand Parameters

UpdatingandRevisingDesignManualsand StandardsHIGHWAYSDEPARTMENT2WhyBridge2“CurrentandFutureBridgeHealthMonitoringSysteminHongKong”OutlineofPresentationHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION3Part1 BridgeswithWASHMSPart2 SystemArchitectureandOperationofWASHMSPart3 CurrentWASHMSPart4 LimitationsofCurrentWASHMSPart5 FutureWASHMSPart6

TypicalMonitoringResults“CurrentandFutureBridgeHea3Part1BridgeswithWASHMSHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION4HIGHWAYSDEPARTMENT441. WASHMSreferstoWindAndStructuralHealthMonitoringSystem.Application:“windsensitivitystructures”,i.e.frequencylowerthan1Hz.

3. ExistingBridgeswithWASHMS: (i) TsingMa&KapShuiMunBridges-LFC-WASHMS. (ii)TingKauBridge-TKB-WASHMS.4. FutureBridgeswithWASHMS: (i) TheCable-StayedBridge(HongKongSide)in

ShenzhenWesternCorridor-SWC-WASHMS. (ii)

StonecuttersBridge-SCB-WASHMS.HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION5WASHMSHIGHWAYSDEPARTMENT5WASHMS5BridgeswithWASHMS Locations BridgeTypes Functions MajorStructuralFeaturesHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION6HIGHWAYSDEPARTMENT66HongKongIslandLantauIslandKowloonNewTerritoriesTsingYiShekouShenzhenTuenMunYuenLongShaTinHongKongInternationalAirportShenzhenWesternCorridorStonecuttersBridgeTsingMaBridgeKapShuiMunBridgeTingKauBridgeHIGHWAYSAREADIVISIONDEPARTMENTTSINGMACONTROLBRIDGEHEALTHSECTION7HongKongIslandLantauKowloonN7TsingMaBridge8TsingMaBridge88HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONKapShuiMunBridge9

HIGHWAYSDEPARTMENTKapShuiMu9TingKauBridge10TingKauBridge1010KapShuiMunBridgeTsingMaBridgeTingKauBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION11Viewofthe3bridgesfromSouthwestCornerofTMCAKapShuiMunBridgeTsingMaBr11TingKauBridgeTsingMaBridgeKapShuiMunBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONViewofthe3bridgesfromNortheastCornerofTMCA12TingKauBridgeTsingMaBridge12NgauHomShekShekouDongJiaoTouNgauHomShaShenzhenWesternCorridor-RouteHKSARGBoundaryShenzhenSection1.6km(appro.)(HongKongSection)3.2kmReclamationAreaHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION13NgauHomShekShekouDongJiaoTou13Thetwocable-stayedbridgesinShenzhenWesternCorridorHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION14Thetwocable-stayedbridgesi14StonecuttersBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION15StonecuttersBridgeHIGHWAYSDE15Part2SystemArchitectureandOperationofWASHMSHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION16HIGHWAYSDEPARTMENT1616HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION17SystemArchitectureofWASHMSThefourWASHMSs,i.e.LFC-WASHMS,TKB-WASHMS,SWC-WASHMSandSCB-WASHMS,areallconfiguredintosixintegratingmodules: SensorySystem(SS) DataAcquisitionandTransmissionSystem(DATS) PortableDataAcquisitionSystem(PDAS) DataProcessingandControlSystem(DPCS) StructuralHealthEvaluationSystem(SHES)

PortableInspectionandMaintenanceSystem(PIMS)HIGHWAYSDEPARTMENT17SystemAr17HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONSensorySystem(SS)

LoadingSources

WindLoading ThermalLoading Traffic(Highway&Railway)Loading SeismicLoading

CorrosionStatus(Future) StructuralCharacteristics

GlobalDynamicCharacteristics StaticInfluenceCoefficients

BridgeResponses TensileForceinCables GeometricConfigurations Strain/StressDistributions RemainingFatigueLifeEstimation18LoadsBridgeResponseHIGHWAYSDEPARTMENT18LoadsBrid18HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION19DAU-1DAU-2DAU-4DAU-3PDASSS-4RSSSS-3SS-2SS-1DPCSSHESPIMSSchematicLayoutofATypicalWASHMSCommunicationwithotherWASHMSCablingNetworkinBridgeincludes:LCNS,GCNSandDVECCNSHIGHWAYSDEPARTMENT19DAU-1DAU-19FlowChartforNormalOperationofWASHMS

FaultReportclosedandfiledHasnormaloperationresumedwithinonemonth?AnomalousDataMonitoringInvestigationofAnomalousDataIssueofFaultReporttoEMSDFaultRectificationandClearancecheckbyEMSDYesNo

NotesforAbbreviations:WASHMS-WindandStructuralHealthMonitoringSystemTMCA-TsingMaControlAreaEMSD-ElectricalandMechanicalServicesDepartmentContinuousMonitoringofAcquiredSignalsDetectionofAnomalousSignals?YesNoDataProcessing,AnalysisandArchivingStructuralHealthMonitoringLoadMonitoring•WindLoad•SeismicLoad•TemperatureLoad•HighwayLoad•RailwayLoad

ResponseEffectsMonitoring•Displacements•Stresses/Strains•Accelerations•CableForces•FatigueDamageEvaluationofLoadsEvaluationofResponseStructuralHealthEvaluationUpdatingandStorageofStatistical

ResultandDataAnyAdverseEffectonStructuralPerformanceReviewofMonitoringCriteriaand/orEvaluationModelYesNoAnyExceedanceofMonitoringCriteriaorDeviationfromPredictedPerformanceProductionofAnnualMonitoringReportsorasrequiredNotificationtoStructure/MaintenanceSectionforfollow-upactionsasappropriateYesNoHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION20FlowChartforNormalOperatio20HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION21Part3CurrentWASHMSHIGHWAYSDEPARTMENT21Part321HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION22LayoutofSensorySystem(SS)HIGHWAYSDEPARTMENT22Layoutof22LayoutofSSandDASinLFC-WASHMS(TMBPart)LayoutofSSandDASinLFC-WA23LayoutofSSandDASinLFC-WASHMS(KSMBPart)LayoutofSSandDASinLFC-WA24LayoutofSSandDASinTKB-WASHMSLayoutofSSandDASinTKB-WA25HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION26DetailsofDifferentTypesofSensorySystemHIGHWAYSDEPARTMENT26Detailso26AccelerometersHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION27AccelerometersHIGHWAYSDEPARTM27QA700Q-FlexAccelerometerHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION28QA700Q-FlexAccelerometerHIG28GeneralArrangementofAccelerometerFixingEnclosureSECTIONA-APLANONACCELEROMETERFIXEDEXCLOSUREASSEMBLYCOVEROMITTEDFORCLARITY(23OFFREQUIRED)Q-FlexQA700ServoAccelerometersLegend:-Acc-U(3)-3nos.UniaxialAccelerometerW-UltrasonicTypeAnemometerAcc-UAcc-UAcc-UTypicalLocationofAccelerometersinCrossGirderTypicalLayoutofAccelerometersatDeckSectionofTingKauBridgeWWWestEastTypicalLayoutofAccelerometersatDeckSectionofTsingMaBridgeCrossFrameatCH23438.50(andCH23443.00)WL(atCH23443)W(atCH23443)LAccelerometer(Single)Accelerometer(Biaxial)UltrasonicTypeAnemometerLevelSensorASAB

W

LLegend:-AS-Accelerometer(Single)AB-Accelerometer(Biaxial)W-UltrasonicTypeAnemometerNORTHSOUTHASCrossFrameatCH22232.9ABWWTypicalLayoutofAccelerometersatDeckSectionofKapShuiMunBridgeTypicalLayoutofAccelerometersinBridgeDecksHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION29GeneralArrangementofAcceler29AccelerometersonMainCableofTsingMaBridgeDetailofAccelerometersAccelerometersHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONAccelerometersonMainCable30AccelerometersonMainCableo30AccelerometersDetailofAccelerometersonLongitudinalStabilizingCableAccelerometersMountedonLongitudinalStabilizingCableBi-axialAccelerometersonLongitudinalStabilizingCableofTingKauBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION31AccelerometersDetailofAccele31PortableBi-axialAccelerometersDetailofAccelerometerMountedonSuspendersPortableBi-axialAccelerometerMountedonSuspendersPortableBi-axialAccelerometersonSuspendersofTsingMaBridge

HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION32PortableBi-axialDetailofAcc32GlobalPositioningSystemHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION33GlobalPositioningSystemHIGHW33HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION34HIGHWAYSDEPARTMENT3434HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION35HIGHWAYSDEPARTMENT3535HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION36HIGHWAYSDEPARTMENT3636HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION37HIGHWAYSDEPARTMENT3737HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION38HIGHWAYSDEPARTMENT3838HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION39HIGHWAYSDEPARTMENT3939HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION40HIGHWAYSDEPARTMENT4040GPSBaseReferenceStation:AtRoofofStorageBuildingAntennaofBaseReferenceStationGPSReceivers5UCabinetPortA(Ref.Broadcast)CRS1500-MAntennaPortB(NMEAData)PortC(RemoteControl)Station)TC-1885FiberPanelCRS1500-ATC-1885PowerTerminalPortD(Spare)PortB(NMEAData)PortC(RemoteControl)PortD(Spare)PowerTerminalPortA(Spare)HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION41GPSBaseReferenceStation:At41TypicalGPS-SensorySystem:GPSRoverStationatUpperDeckLevelMainSuspensionCablesHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONTKBTMBTMBTMBTMB42TypicalGPS-SensorySystem:H42TypicalGPS-SensorySystem:GPSRoverStationatTowerTopGPSReceiverPortD(Spare)PowerLocalTerminalToAntennaPortC(DataOut)PortB(Ref.DataIn)PortA(RemoteControl)FiberPanelCSR1500HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION43TypicalGPS-SensorySystem:G43DisplacementTransducersHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION44DisplacementTransducersHIGHWA44DisplacementTransducer(Longitudinal)atTsingYiAbutmentofTsingMaBridgeDisplacementTransducer(Longitudinal)DetailofDisplacementTransducer(Longitudinal)DisplacementTransducer(Longitudinal)HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION45DisplacementTransducer(Longi45DisplacementTransducer(Longitudinal)atTsingYiAbutmentofTingKauBridgeDisplacementTransducer(Longitudinal)DetailofDisplacementTransducer(Longitudinal)TsingYiAbutmentTsingYiAbutmentDisplacementTransducer(Longitudinal)RibbonindicatinglocationofSensorHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION46DisplacementTransducer(Longi46DisplacementTransducer(Longitudinal)atCross-FrameofKapShuiMunBridge(atCh.22228)

DisplacementTransducer(Longitudinal)

DetailofDisplacementTransducer(Longitudinal)DisplacementTransducerMeasurementRangeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION47DisplacementTransducer(Longi47WeldableFoil-TypeStrainGaugesHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION48WeldableFoil-TypeStrainGaug48GeneralLayoutofSingleStrainGaugeSingleStrainGaugeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION49GeneralLayoutofSingleStrai49PairStrainGaugeformeasuringnettensionPlanofUpperHorizontalBracingBeamPairStrainGaugePairStrainGaugeatUpperHorizontalBracingBeamofTsingMaBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION50PairStrainGaugeforPairStr50CH.24662

WestPairStrainGaugeatTopChordPairStrainGaugeatDiagonalChordPairStrainGaugeatBottomChordLocationofPairStrainGaugeatLongitudinalTrussStrainGaugesinstalledatLongitudinalTrussofTsingMaBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION51CH.24662WestPairStrainGau51RockerBearingStrainGaugesatMaWanTowerofTsingMaBridgeRockerBearingStrainGaugesAtMaWanTowerCrossFrameatMaWanTowerRockerBearingStrainGaugesHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION52RockerBearingStrainGaugesa52SingleStrainGaugeSingleStrainGaugeLayoutSingleStrainGaugesonRockerBearingSingleStrainGaugeonRockerBearing

atTsingYiAbutmentofTingKauBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION53SingleStrainGaugeSingleStra53LevelSensingStationsHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION54LevelSensingStationsHIGHWAYS54LevelSensingDatumStationinsideMaWanBridge-TowerofTsingMaBridgeLevelDatumStationLevelSensingStationBranchJunctionEnclosureMineralOilTankGlycol/WaterTankLocationofLevelSensingDatumStationinsideMaWanBridge-TowerLevelDatumStationHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION55LevelSensingDatumStationin55LevelSensingStationinsideBridge-DeckofTsingMaBridgeLevelSensingStationPositionofLevelSensingStationinsideBridge-DeckOilWaterGlycolLevelSensingStationNorthSouth15.025m2.273mHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION56LevelSensingStationinsideB56AnemometersHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION57AnemometersHIGHWAYSDEPARTMENT57PropellerTypeAnemometeratDeckLevelofTsingMaBridgeMechanicalAnemometer(PropellerType)DetailsofMechanicalAnemometer(PropellerType)HorizontalWindVerticalWind18cmdiameter4-bladehelicoidpropeller22cmdiameter4-bladepropeller0-100m/s±0.3m/s±0.3m/s-50octo50oc15,000hrsMeasuringRange:AccuracyofWindSpeedMeasurement:AccuracyofDirectionMeasurement:OperationConditions:MeanTimeBetweenFailure:0-35m/s±0.3m/sNotApplicable-50octo50oc15,000hrsHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION58PropellerTypeAnemometeratD58UltrasonicAnemometeratDeckLevelofTsingMaBridgeUltrasonicAnemometerDetailsofUltrasonicAnemometerNParalleltocentrelineofdeckalignment0-60m/s±0.3%atspeed<30m/s±0.5%atspeed>30m/s±2%atspeed<30m/s±4%atspeed>30m/s-40octo+60oc100,000hrsMeasuringRange:AccuracyofWindSpeedMeasurement:AccuracyofDirectionMeasurement:OperationConditions:MeanTimeBetweenFailure:HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION59UltrasonicAnemometeratDeck59TemperatureSensorsHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION60TemperatureSensorsHIGHWAYSDE60TemperatureMeasurementAssembly–Type1atSouthCrossFrameofKapShuiMunBridge

TMAType1(TemperatureMeasurementAssemblyforBoltFixingTypeSensoratSteelwork)TMAType1CrossSectionalDiagramofTMAType1BRIDGESTEELWORKVARIESHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION61TemperatureMeasurementAssemb61TemperatureMeasurementAssembly–Type2atSouthUpper-DeckTroughPlateofTsingMaBridgeTMAType2(TemperatureMeasurementAssemblyforAdhesiveFixingTypeofSensoratSteelwork)CrossSectionalDiagramofTMAType2TMAType2BRIDGESTEELWORKHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION62TemperatureMeasurementAssemb62TemperatureMeasurementAssembly–Type3(onUpper-DeckofTsingMaBridge)TMAType3(TemperatureMeasurementAssemblyforAmbientTemperatureMeasurement)CrossSectionalDiagramofTMAType3TMAType3HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION63TemperatureMeasurementAssemb63TemperatureMeasurementAssembly-Type4atSouthSide-FairinginLower-DeckofTsingMaBridgeTMAType4(TemperatureMeasurementAssemblyforSteelCladding)CrossSectionalDiagramofTMAType4TMAType4HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION64TemperatureMeasurementAssemb64TemperatureMeasurementAssembly–Type5atMaWanViaductTMAType5(TemperatureMeasurementAssemblyforEmbeddedTypeSensorforConcreteTemp.Measurement)CrossSectionofMWVShowingLayoutofTMAType5TMAType5HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION65TemperatureMeasurementAssemb65TemperatureMeasurementAssembly–Type6atSouthCarriageway(Edge)ofKapShuiMunBridge

TMAType6(TemperatureMeasurementAssemblyforAsphaltPavingSurface)AsphaltSectionalPlanDiagramofTMAType6TMAType6HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION66TemperatureMeasurementAssemb66Chainage23635Chainage23629Chainage23617ElevationThermocouplepositionsinMainSuspensionCableofTsingMaBridgeHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION67Chainage23635Chainage23629Ch67DynamicWeigh-in-MotionSensorsHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION68DynamicWeigh-in-MotionSensor68TrafficDirectionDynamicWeigh-in-MotionSensorsforLantauFixedCrossingHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION69TrafficDirectionDynamicWeigh69DataAcquisitionandTransmissionSystem(DATS)HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION70DataAcquisitionandTransmiss70HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONSchematicLayoutofATypicalDAU71HIGHWAYSDEPARTMENTSchematic71LocalDataAcquisitionOutstationattheLowerDeckofTsingMaBridge(128Channels)HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION72LocalDataAcquisitionOutstat72PortableDataAcquisitionSystem(PDAS)HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION73PortableDataAcquisitionSyst73PortableDataAcquisitionSystemforFieldVibrationMeasurementWorks

FieldMeasurementWorksonTsingMaBridgeMountingPortableAccelerometersforSuspendersHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONBatteryUnit1BatteryUnit2SignalConditioner(32No.Channels)MainControllerCommunicationUnitRemoteControlUnitUPSUnitIsolationTransformerPDASandPortableAccelerometersAccelerometers74

PortableDataAcquisitionSyst74DataProcessingandControlSystem(DPCS)HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION75

DataProcessingandControlSy75HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONTheDPCSinLFC-WASHMS&TKB-WASHMS

OneUNIX-Based64-bitAlphaServerequippedwithSPIDAR

(Modified),

CustomizedMATLABSoftwareandMATLAB

DataAnalysisSuiteforoverallcontrolofSSandDAsin

LFC-WASHMS OneUNIX-Based64-bitAlphaServerequippedwithSPIDAR

(Modified),

CustomizedMATLABSoftwareandMATLAB

DataAnalysisSuiteforoverallcontrolofSsandDASin

TKB-WASHMS Two32-bitSGIIntel-Based(Quad-CPU)VisualWorkstations

equippedGPSMonitoringSoftwareandMATLABData

AnalysisSuiteforoverallcontrolofGPSincluding

processing,analysis,display,archivingandstorageofGPS

dataandVideoSignalsfromCCTVCameras76

HIGHWAYSDEPARTMENTTheDPCSin76StructuralHealthEvaluationSystem(SHES)HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION77StructuralHealthEvaluationS77HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION78TheSHESforLFC-WASHMS&TKB-WASHMS

One64-bitUNIX-Based(Quad-CPU)AlphaServer

equippedwithMSC/NASTRAN,ANSYS/Multiphysics,

ANSYS/LS-DYNA,

ANSYS/FE-SAFE,Structural

Dynamic-ToolsandMSC/PATRAN One64-bitUNIX-Based(Dual-CPU)AlphaServer

equippedwithCustomizedSPIDARandMATLAB DataProcessingSoftware

One64-bitUNIX-BasedAlphaWorkstationequipped

withMSC/PATRANHIGHWAYSDEPARTMENT78TheSHES78HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION79Part4LimitationsofCurrentWASHMSHIGHWAYSDEPARTMENT79Part479HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION80LimitationsofCurrentWASHMS NoCorrosionMonitoring InsufficientSoftwareFacilitiesforAutomaticDataProcessing andAnalysis NoAutomaticFacilitiesforCorrelationbetweenMeasured ResultsandPerformanceCriteriagiveninBridgeRating System* InsufficientScreensforInstantDisplayofMonitoringResultsHIGHWAYSDEPARTMENT80Limitatio80HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION81Part5FutureWASHMSHIGHWAYSDEPARTMENT81Part581HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION82WASHMSforFutureBridges

SWC-WASHMS tobecompletedbyendof2005 SystemDesignandParticularSpecificationsforTenderwere

preparedbyTMCADivisionofHighwaysDepartment composedofover300sensorsin10types,i.e.anemometers, barometers,rainfallgauges,temperaturesensors,dynamic

weigh-in-motionsensors,corrosionsensors,relativehumidity

sensors,accelerometers,weldablefoil-typestraingauges,

vibratingwirestraingauges,anddisplacementtransducers.

SCB-WASHMS tobecompletedbyendof2007 SystemDesignandParticularSpecificationsforTenderwere

preparedbyTMCADivisionofHighwaysDepartment

composedofover1200sensorsin12types,thefirst10types

arebasicallythesameasSWC-WASHMS,theadditional2types

areGPSandTitlmeters.HIGHWAYSDEPARTMENT82WASHMSfo82HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION83TypicalLayoutofSSandDATSinSWC-WASHMSHIGHWAYSDEPARTMENT83TypicalL83HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONShenzhenWesternCorridor-OverallLayoutofSensorySystem

84

SectionofTowerSectionofDeckLevelAccelerometerHIGHWAYSDEPARTMENTShenzhen84HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION85TheSHESforSWC-WASHMS

Two

32-bitIntel-Based(Dual-CPU) WorkstationsequippedwithANSYS VerticalPhysicalSoftwarePackage,and RelatedMATLABANDLABVIEW SoftwareTools.HIGHWAYSDEPARTMENT85TheSHES85HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION86TypicalLayoutofSSandDATSinSCB-WASHMSHIGHWAYSDEPARTMENT86TypicalL86Accelerometer&Seismometer 48Anemometer 40TemperatureSensor 388Temperature&RelativeHumidity 28GPSSensor 20DisplacementSensor 34StrainGauge 515Weigh-In-MotionSensor 12DigitalVideoCameras 16CorrosionCells 30HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONStonecuttersBridge-LocationsofSensors87

SectionofTowerSectionofDeckLevelAccelerometer&Seismometer 4887HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION88TheSHESforSCB-WASHMS

One64-bitIntel-Based(Quad-CPU)Server

equippedwithMSC/NASTRAN,MSC/MARC, MSC/Fatigue,ANSYS/Multiphysics,

ANSYS/LS-DYNA,ANSYS/FE-SAFE,

StructuralDynamic-Tools, BridgeRating System,andetc.

Two64-bitIntel-Based(Dual-CPU) WorkstationsequippedwithMSC/PATRAN andRelatedMATLABandLABVIEWSoftware Tools.HIGHWAYSDEPARTMENT88TheSHES88Part6TypicalMonitoringResultsHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION89HIGHWAYSDEPARTMENT8989HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONMonitoringofWindLoading90HIGHWAYSDEPARTMENTMonitoring90HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONDecklevelWindRoseDiagram(3-SecondWindSpeed)AtMid-CentralSpan(WindDatafromJuly1997–December2002)91HIGHWAYSDEPARTMENTDeckleve91WindIncidencesatDeckLevelofTsingMaBridgeHourlyMeanWinds+ve-veWindincidenceHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION92WindIncidencesatDeckLevel92Along-WindTurbulenceSpectraofTyphoonYork-TMBHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISION

BRIDGEHEALTHSECTIONGeneralWindDirectionfortheperiodBridgeAlignment~30

93Along-WindTurbulenceSpectra93HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONMonitoringofTemperatureLoading94HIGHWAYSDEPARTMENTMonitoring94HistoricalVariationofEffectiveBridge-DeckandAirTemperatureforTsingMaBridgeDeckHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION95HistoricalVariationofEffect95青马大桥结构健康监测系统课件96979797HIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTIONMonitoringofTrafficLoading98HIGHWAYSDEPARTMENTMonitoring98MonthlyDailyAverageVehicularCountonLantauFixedCrossingHIGHWAYSDEPARTMENTTSINGMACONTROLAREADIVISIONBRIDGEHEALTHSECTION99MonthlyDailyAverageVehicula99VariationofMonthlyDailyPercentageofGoodsVehicleonLantauFixedCrossingandTingKauBridgeHIGHWAYSDEPARTMENTTSINGMA