Link to this pageThe following definitions do not have translations for this locale: IfcActionRequest; IfcActor; IfcActorRole; IfcActuator; IfcActuatorType; IfcAddress; IfcAdvancedBrep; IfcAdvancedBrepWithVoids; IfcAdvancedFace; IfcAirTerminal; IfcAirTerminalBox; IfcAirTerminalBoxType; IfcAirTerminalType; IfcAirToAirHeatRecovery; IfcAirToAirHeatRecoveryType; IfcAlarm; IfcAlarmType; IfcAlignment; IfcAlignmentCant; IfcAlignmentCantSegment; IfcAlignmentHorizontal; IfcAlignmentHorizontalSegment; IfcAlignmentParameterSegment; IfcAlignmentSegment; IfcAlignmentVertical; IfcAlignmentVerticalSegment; IfcAnnotation; IfcAnnotationFillArea; IfcApplication; IfcAppliedValue; IfcApproval; IfcApprovalRelationship; IfcArbitraryClosedProfileDef; IfcArbitraryOpenProfileDef; IfcArbitraryProfileDefWithVoids; IfcArchElement; IfcArchElementType; IfcAsset; IfcAsymmetricIShapeProfileDef; IfcAudioVisualAppliance; IfcAudioVisualApplianceType; IfcAxis1Placement; IfcAxis2Placement2D; IfcAxis2Placement3D; IfcAxis2PlacementLinear; IfcBeam; IfcBeamType; IfcBearing; IfcBearingType; IfcBlobTexture; IfcBlock; IfcBoiler; IfcBoilerType; IfcBooleanClippingResult; IfcBooleanResult; IfcBorehole; IfcBoreholeType; IfcBoundaryCondition; IfcBoundaryCurve; IfcBoundaryEdgeCondition; IfcBoundaryFaceCondition; IfcBoundaryNodeCondition; IfcBoundaryNodeConditionWarping; IfcBoundedCurve; IfcBoundedSurface; IfcBoundingBox; IfcBoxedHalfSpace; IfcBridge; IfcBridgePart; IfcBSplineCurve; IfcBSplineCurveWithKnots; IfcBSplineSurface; IfcBSplineSurfaceWithKnots; IfcBuilding; IfcBuildingElementPart; IfcBuildingElementPartType; IfcBuildingElementProxy; IfcBuildingElementProxyType; IfcBuildingStorey; IfcBuildingSystem; IfcBuiltElement; IfcBuiltElementType; IfcBuiltSystem; IfcBurner; IfcBurnerType; IfcCableCarrierFitting; IfcCableCarrierFittingType; IfcCableCarrierSegment; IfcCableCarrierSegmentType; IfcCableFitting; IfcCableFittingType; IfcCableSegment; IfcCableSegmentType; IfcCaissonFoundation; IfcCaissonFoundationType; IfcCartesianPoint; IfcCartesianPointList; IfcCartesianPointList2D; IfcCartesianPointList3D; IfcCartesianTransformationOperator; IfcCartesianTransformationOperator2D; IfcCartesianTransformationOperator2DnonUniform; IfcCartesianTransformationOperator3D; IfcCartesianTransformationOperator3DnonUniform; IfcCenterLineProfileDef; IfcChiller; IfcChillerType; IfcChimney; IfcChimneyType; IfcCircle; IfcCircleHollowProfileDef; IfcCircleProfileDef; IfcCivilElement; IfcCivilElementType; IfcClassification; IfcClassificationReference; IfcClosedShell; IfcClothoid; IfcCoil; IfcCoilType; IfcColourRgb; IfcColourRgbList; IfcColourSpecification; IfcColumn; IfcColumnType; IfcCommunicationsAppliance; IfcCommunicationsApplianceType; IfcComplementaryData; IfcComplexProperty; IfcComplexPropertyTemplate; IfcCompositeCurve; IfcCompositeCurveOnSurface; IfcCompositeCurveSegment; IfcCompositeProfileDef; IfcCompressor; IfcCompressorType; IfcCondenser; IfcCondenserType; IfcConic; IfcConnectedFaceSet; IfcConnectionCurveGeometry; IfcConnectionGeometry; IfcConnectionPointEccentricity; IfcConnectionPointGeometry; IfcConnectionSurfaceGeometry; IfcConnectionVolumeGeometry; IfcConstraint; IfcConstructionEquipmentResource; IfcConstructionEquipmentResourceType; IfcConstructionMaterialResource; IfcConstructionMaterialResourceType; IfcConstructionProductResource; IfcConstructionProductResourceType; IfcConstructionResource; IfcConstructionResourceType; IfcContext; IfcContextDependentUnit; IfcControl; IfcController; IfcControllerType; IfcConversionBasedUnit; IfcConversionBasedUnitWithOffset; IfcConveyorSegment; IfcConveyorSegmentType; IfcCooledBeam; IfcCooledBeamType; IfcCoolingTower; IfcCoolingTowerType; IfcCoordinateOperation; IfcCoordinateReferenceSystem; IfcCosineSpiral; IfcCostItem; IfcCostSchedule; IfcCostValue; IfcCourse; IfcCourseType; IfcCovering; IfcCoveringType; IfcCrewResource; IfcCrewResourceType; IfcCsgPrimitive3D; IfcCsgSolid; IfcCShapeProfileDef; IfcCurrencyRelationship; IfcCurtainWall; IfcCurtainWallType; IfcCurve; IfcCurveBoundedPlane; IfcCurveBoundedSurface; IfcCurveSegment; IfcCurveStyle; IfcCurveStyleFont; IfcCurveStyleFontAndScaling; IfcCurveStyleFontPattern; IfcCylindricalSurface; IfcDamper; IfcDamperType; IfcDatasetInformation; IfcDatasetReference; IfcDeepFoundation; IfcDeepFoundationType; IfcDerivedProfileDef; IfcDerivedUnit; IfcDerivedUnitElement; IfcDimensionalExponents; IfcDirection; IfcDirectrixCurveSweptAreaSolid; IfcDirectrixDerivedReferenceSweptAreaSolid; IfcDiscreteAccessory; IfcDiscreteAccessoryType; IfcDistributionBoard; IfcDistributionBoardType; IfcDistributionChamberElement; IfcDistributionChamberElementType; IfcDistributionCircuit; IfcDistributionControlElement; IfcDistributionControlElementType; IfcDistributionElement; IfcDistributionElementType; IfcDistributionFlowElement; IfcDistributionFlowElementType; IfcDistributionPort; IfcDistributionSystem; IfcDocumentInformation; IfcDocumentInformationRelationship; IfcDocumentReference; IfcDoor; IfcDoorLiningProperties; IfcDoorPanelProperties; IfcDoorType; IfcDraughtingPreDefinedColour; IfcDraughtingPreDefinedCurveFont; IfcDuctFitting; IfcDuctFittingType; IfcDuctSegment; IfcDuctSegmentType; IfcDuctSilencer; IfcDuctSilencerType; IfcEarthingElement; IfcEarthingElementType; IfcEarthworksCut; IfcEarthworksElement; IfcEarthworksFill; IfcEdge; IfcEdgeCurve; IfcEdgeLoop; IfcElectricAppliance; IfcElectricApplianceType; IfcElectricDistributionBoard; IfcElectricDistributionBoardType; IfcElectricFlowStorageDevice; IfcElectricFlowStorageDeviceType; IfcElectricFlowTreatmentDevice; IfcElectricFlowTreatmentDeviceType; IfcElectricGenerator; IfcElectricGeneratorType; IfcElectricMotor; IfcElectricMotorType; IfcElectricTimeControl; IfcElectricTimeControlType; IfcElement; IfcElementarySurface; IfcElementAssembly; IfcElementAssemblyType; IfcElementComponent; IfcElementComponentType; IfcElementQuantity; IfcElementType; IfcEllipse; IfcEllipseProfileDef; IfcEnergyConversionDevice; IfcEnergyConversionDeviceType; IfcEngine; IfcEngineType; IfcEvaporativeCooler; IfcEvaporativeCoolerType; IfcEvaporator; IfcEvaporatorType; IfcEvent; IfcEventTime; IfcEventType; IfcExcavation; IfcExtendedProperties; IfcExternalInformation; IfcExternallyDefinedHatchStyle; IfcExternallyDefinedSurfaceStyle; IfcExternallyDefinedTextFont; IfcExternalReference; IfcExternalReferenceRelationship; IfcExternalSpatialElement; IfcExternalSpatialStructureElement; IfcExtrudedAreaSolid; IfcExtrudedAreaSolidTapered; IfcFace; IfcFaceBasedSurfaceModel; IfcFaceBound; IfcFaceExcavation; IfcFaceOuterBound; IfcFaceSurface; IfcFacetedBrep; IfcFacetedBrepWithVoids; IfcFacility; IfcFacilityPart; IfcFacilityPartCommon; IfcFailureConnectionCondition; IfcFan; IfcFanType; IfcFastener; IfcFastenerType; IfcFeatureElement; IfcFeatureElementAddition; IfcFeatureElementSubtraction; IfcFillAreaStyle; IfcFillAreaStyleHatching; IfcFillAreaStyleTiles; IfcFillElement; IfcFillElementType; IfcFilter; IfcFilterType; IfcFireSuppressionTerminal; IfcFireSuppressionTerminalType; IfcFixedReferenceSweptAreaSolid; IfcFlowController; IfcFlowControllerType; IfcFlowFitting; IfcFlowFittingType; IfcFlowInstrument; IfcFlowInstrumentType; IfcFlowMeter; IfcFlowMeterType; IfcFlowMovingDevice; IfcFlowMovingDeviceType; IfcFlowSegment; IfcFlowSegmentType; IfcFlowStorageDevice; IfcFlowStorageDeviceType; IfcFlowTerminal; IfcFlowTerminalType; IfcFlowTreatmentDevice; IfcFlowTreatmentDeviceType; IfcFooting; IfcFootingType; IfcFurnishingElement; IfcFurnishingElementType; IfcFurniture; IfcFurnitureType; IfcGeographicCRS; IfcGeographicElement; IfcGeographicElementType; IfcGeometricCurveSet; IfcGeometricRepresentationContext; IfcGeometricRepresentationItem; IfcGeometricRepresentationSubContext; IfcGeometricSet; IfcGeomodel; IfcGeoScienceElement; IfcGeoScienceElementType; IfcGeoScienceFeature; IfcGeoScienceFeatureType; IfcGeoScienceModel; IfcGeoScienceModelType; IfcGeoScienceObservation; IfcGeoslice; IfcGeotechnicalAssembly; IfcGeotechnicalElement; IfcGeotechnicalStratum; IfcGradientCurve; IfcGrid; IfcGridAxis; IfcGridPlacement; IfcGroundReinforcementElement; IfcGroundReinforcementElementType; IfcGroup; IfcHalfSpaceSolid; IfcHeatExchanger; IfcHeatExchangerType; IfcHumidifier; IfcHumidifierType; IfcImageTexture; IfcImpactProtectionDevice; IfcImpactProtectionDeviceType; IfcImprovedGround; IfcIndexedColourMap; IfcIndexedPolyCurve; IfcIndexedPolygonalFace; IfcIndexedPolygonalFaceWithVoids; IfcIndexedPolygonalTextureMap; IfcIndexedTextureMap; IfcIndexedTriangleTextureMap; IfcIntegerVoxelData; IfcInterceptor; IfcInterceptorType; IfcIntersectionCurve; IfcInventory; IfcIrregularTimeSeries; IfcIrregularTimeSeriesValue; IfcIShapeProfileDef; IfcJunctionBox; IfcJunctionBoxType; IfcKerb; IfcKerbType; IfcLabelVoxelData; IfcLaborResource; IfcLaborResourceType; IfcLagTime; IfcLamp; IfcLampType; IfcLibraryInformation; IfcLibraryReference; IfcLightDistributionData; IfcLightFixture; IfcLightFixtureType; IfcLightIntensityDistribution; IfcLightSource; IfcLightSourceAmbient; IfcLightSourceDirectional; IfcLightSourceGoniometric; IfcLightSourcePositional; IfcLightSourceSpot; IfcLine; IfcLinearElement; IfcLinearPlacement; IfcLinearPositioningElement; IfcLinearZone; IfcLiquidTerminal; IfcLiquidTerminalType; IfcLocalPlacement; IfcLogicalVoxelData; IfcLoop; IfcLShapeProfileDef; IfcManifoldSolidBrep; IfcMapConversion; IfcMapConversionScaled; IfcMappedItem; IfcMarineFacility; IfcMarinePart; IfcMaterial; IfcMaterialClassificationRelationship; IfcMaterialConstituent; IfcMaterialConstituentSet; IfcMaterialDefinition; IfcMaterialDefinitionRepresentation; IfcMaterialLayer; IfcMaterialLayerSet; IfcMaterialLayerSetUsage; IfcMaterialLayerWithOffsets; IfcMaterialList; IfcMaterialProfile; IfcMaterialProfileSet; IfcMaterialProfileSetUsage; IfcMaterialProfileSetUsageTapering; IfcMaterialProfileWithOffsets; IfcMaterialProperties; IfcMaterialRelationship; IfcMaterialUsageDefinition; IfcMeasureWithUnit; IfcMechanicalFastener; IfcMechanicalFastenerType; IfcMedicalDevice; IfcMedicalDeviceType; IfcMember; IfcMemberType; IfcMetric; IfcMirroredProfileDef; IfcMobileTelecommunicationsAppliance; IfcMobileTelecommunicationsApplianceType; IfcMonetaryUnit; IfcMooringDevice; IfcMooringDeviceType; IfcMotorConnection; IfcMotorConnectionType; IfcNamedUnit; IfcNavigationElement; IfcNavigationElementType; IfcObject; IfcObjectDefinition; IfcObjective; IfcObjectPlacement; IfcObservation; IfcOccupant; IfcOffsetCurve; IfcOffsetCurve2D; IfcOffsetCurve3D; IfcOffsetCurveByDistances; IfcOpenCrossProfileDef; IfcOpeningElement; IfcOpenShell; IfcOrganization; IfcOrganizationRelationship; IfcOrientedEdge; IfcOuterBoundaryCurve; IfcOutlet; IfcOutletType; IfcOwnerHistory; IfcParameterizedProfileDef; IfcPath; IfcPavement; IfcPavementType; IfcPcurve; IfcPerformanceHistory; IfcPermeableCoveringProperties; IfcPermit; IfcPerson; IfcPersonAndOrganization; IfcPhysicalComplexQuantity; IfcPhysicalQuantity; IfcPhysicalSimpleQuantity; IfcPile; IfcPileType; IfcPipeFitting; IfcPipeFittingType; IfcPipeSegment; IfcPipeSegmentType; IfcPixelTexture; IfcPlacement; IfcPlanarBox; IfcPlanarExtent; IfcPlane; IfcPlate; IfcPlateType; IfcPoint; IfcPointByDistanceExpression; IfcPointOnCurve; IfcPointOnSurface; IfcPolygonalBoundedHalfSpace; IfcPolygonalFaceSet; IfcPolyline; IfcPolyLoop; IfcPolynomialCurve; IfcPort; IfcPositioningElement; IfcPostalAddress; IfcPreDefinedColour; IfcPreDefinedCurveFont; IfcPreDefinedItem; IfcPreDefinedProperties; IfcPreDefinedPropertySet; IfcPreDefinedTextFont; IfcPresentationItem; IfcPresentationLayerAssignment; IfcPresentationLayerWithStyle; IfcPresentationStyle; IfcProcedure; IfcProcedureType; IfcProcess; IfcProduct; IfcProductDefinitionShape; IfcProductRepresentation; IfcProfileDef; IfcProfileProperties; IfcProject; IfcProjectedCRS; IfcProjectionElement; IfcProjectLibrary; IfcProjectOrder; IfcProperty; IfcPropertyAbstraction; IfcPropertyBoundedValue; IfcPropertyDefinition; IfcPropertyDependencyRelationship; IfcPropertyEnumeratedValue; IfcPropertyEnumeration; IfcPropertyListValue; IfcPropertyReferenceValue; IfcPropertySet; IfcPropertySetDefinition; IfcPropertySetTemplate; IfcPropertySingleValue; IfcPropertyTableValue; IfcPropertyTemplate; IfcPropertyTemplateDefinition; IfcProtectiveDevice; IfcProtectiveDeviceTrippingUnit; IfcProtectiveDeviceTrippingUnitType; IfcProtectiveDeviceType; IfcPump; IfcPumpType; IfcQuantityArea; IfcQuantityCount; IfcQuantityLength; IfcQuantityNumber; IfcQuantitySet; IfcQuantityTime; IfcQuantityVolume; IfcQuantityWeight; IfcRadialExcavation; IfcRail; IfcRailing; IfcRailingType; IfcRailType; IfcRailway; IfcRailwayPart; IfcRamp; IfcRampFlight; IfcRampFlightType; IfcRampType; IfcRationalBSplineCurveWithKnots; IfcRationalBSplineSurfaceWithKnots; IfcRealVoxelData; IfcRectangleHollowProfileDef; IfcRectangleProfileDef; IfcRectangularPyramid; IfcRectangularTrimmedSurface; IfcRecurrencePattern; IfcReference; IfcReferent; IfcRegularTimeSeries; IfcReinforcedSoil; IfcReinforcementBarProperties; IfcReinforcementDefinitionProperties; IfcReinforcingBar; IfcReinforcingBarType; IfcReinforcingElement; IfcReinforcingElementType; IfcReinforcingMesh; IfcReinforcingMeshType; IfcRelAdheresToElement; IfcRelAggregates; IfcRelAssigns; IfcRelAssignsToActor; IfcRelAssignsToControl; IfcRelAssignsToGroup; IfcRelAssignsToGroupByFactor; IfcRelAssignsToProcess; IfcRelAssignsToProduct; IfcRelAssignsToResource; IfcRelAssociates; IfcRelAssociatesApproval; IfcRelAssociatesClassification; IfcRelAssociatesConstraint; IfcRelAssociatesDataset; IfcRelAssociatesDocument; IfcRelAssociatesLibrary; IfcRelAssociatesMaterial; IfcRelAssociatesProfileDef; IfcRelationship; IfcRelConnects; IfcRelConnectsElements; IfcRelConnectsPathElements; IfcRelConnectsPorts; IfcRelConnectsPortToElement; IfcRelConnectsStructuralActivity; IfcRelConnectsStructuralMember; IfcRelConnectsWithEccentricity; IfcRelConnectsWithRealizingElements; IfcRelContainedInSpatialStructure; IfcRelCoversBldgElements; IfcRelCoversSpaces; IfcRelDeclares; IfcRelDecomposes; IfcRelDefines; IfcRelDefinesByObject; IfcRelDefinesByProperties; IfcRelDefinesByTemplate; IfcRelDefinesByType; IfcRelFillsElement; IfcRelFlowControlElements; IfcRelInterferesElements; IfcRelNests; IfcRelPositions; IfcRelProjectsElement; IfcRelReferencedInSpatialStructure; IfcRelSequence; IfcRelServicesBuildings; IfcRelSpaceBoundary; IfcRelSpaceBoundary1stLevel; IfcRelSpaceBoundary2ndLevel; IfcRelVoidsElement; IfcReparametrisedCompositeCurveSegment; IfcRepresentation; IfcRepresentationContext; IfcRepresentationItem; IfcRepresentationMap; IfcResource; IfcResourceApprovalRelationship; IfcResourceConstraintRelationship; IfcResourceLevelRelationship; IfcResourceTime; IfcRevolvedAreaSolid; IfcRevolvedAreaSolidTapered; IfcRightCircularCone; IfcRightCircularCylinder; IfcRigidOperation; IfcRoad; IfcRoadPart; IfcRoof; IfcRoofType; IfcRoot; IfcRoundedRectangleProfileDef; IfcSanitaryTerminal; IfcSanitaryTerminalType; IfcSchedulingTime; IfcSeamCurve; IfcSecondOrderPolynomialSpiral; IfcSectionedSolid; IfcSectionedSolidHorizontal; IfcSectionedSpine; IfcSectionedSurface; IfcSectionProperties; IfcSectionReinforcementProperties; IfcSegment; IfcSegmentedReferenceCurve; IfcSensor; IfcSensorType; IfcSeventhOrderPolynomialSpiral; IfcShadingDevice; IfcShadingDeviceType; IfcShapeAspect; IfcShapeModel; IfcShapeRepresentation; IfcShellBasedSurfaceModel; IfcSign; IfcSignal; IfcSignalType; IfcSignType; IfcSimpleProperty; IfcSimplePropertyTemplate; IfcSineSpiral; IfcSite; IfcSIUnit; IfcSlab; IfcSlabType; IfcSlippageConnectionCondition; IfcSolarDevice; IfcSolarDeviceType; IfcSolidModel; IfcSpace; IfcSpaceHeater; IfcSpaceHeaterType; IfcSpaceType; IfcSpatialElement; IfcSpatialElementType; IfcSpatialStructureElement; IfcSpatialStructureElementType; IfcSpatialZone; IfcSpatialZoneType; IfcSphere; IfcSphericalSurface; IfcSpiral; IfcStackTerminal; IfcStackTerminalType; IfcStair; IfcStairFlight; IfcStairFlightType; IfcStairType; IfcStructuralAction; IfcStructuralActivity; IfcStructuralAnalysisModel; IfcStructuralConnection; IfcStructuralConnectionCondition; IfcStructuralCurveAction; IfcStructuralCurveConnection; IfcStructuralCurveMember; IfcStructuralCurveMemberVarying; IfcStructuralCurveReaction; IfcStructuralItem; IfcStructuralLinearAction; IfcStructuralLoad; IfcStructuralLoadCase; IfcStructuralLoadConfiguration; IfcStructuralLoadGroup; IfcStructuralLoadLinearForce; IfcStructuralLoadOrResult; IfcStructuralLoadPlanarForce; IfcStructuralLoadSingleDisplacement; IfcStructuralLoadSingleDisplacementDistortion; IfcStructuralLoadSingleForce; IfcStructuralLoadSingleForceWarping; IfcStructuralLoadStatic; IfcStructuralLoadTemperature; IfcStructuralMember; IfcStructuralPlanarAction; IfcStructuralPointAction; IfcStructuralPointConnection; IfcStructuralPointReaction; IfcStructuralReaction; IfcStructuralResultGroup; IfcStructuralSurfaceAction; IfcStructuralSurfaceConnection; IfcStructuralSurfaceMember; IfcStructuralSurfaceMemberVarying; IfcStructuralSurfaceReaction; IfcStyledItem; IfcStyledRepresentation; IfcStyleModel; IfcSubContractResource; IfcSubContractResourceType; IfcSubedge; IfcSurface; IfcSurfaceCurve; IfcSurfaceCurveSweptAreaSolid; IfcSurfaceFeature; IfcSurfaceOfLinearExtrusion; IfcSurfaceOfRevolution; IfcSurfaceReinforcementArea; IfcSurfaceStyle; IfcSurfaceStyleLighting; IfcSurfaceStyleRefraction; IfcSurfaceStyleRendering; IfcSurfaceStyleShading; IfcSurfaceStyleWithTextures; IfcSurfaceTexture; IfcSweptAreaSolid; IfcSweptDiskSolid; IfcSweptDiskSolidPolygonal; IfcSweptSurface; IfcSwitchingDevice; IfcSwitchingDeviceType; IfcSystem; IfcSystemFurnitureElement; IfcSystemFurnitureElementType; IfcTable; IfcTableColumn; IfcTableRow; IfcTank; IfcTankType; IfcTask; IfcTaskTime; IfcTaskTimeRecurring; IfcTaskType; IfcTelecomAddress; IfcTendon; IfcTendonAnchor; IfcTendonAnchorType; IfcTendonConduit; IfcTendonConduitType; IfcTendonType; IfcTessellatedFaceSet; IfcTessellatedItem; IfcTextLiteral; IfcTextLiteralWithExtent; IfcTextStyle; IfcTextStyleFontModel; IfcTextStyleForDefinedFont; IfcTextStyleTextModel; IfcTextureCoordinate; IfcTextureCoordinateGenerator; IfcTextureCoordinateIndices; IfcTextureCoordinateIndicesWithVoids; IfcTextureMap; IfcTextureVertex; IfcTextureVertexList; IfcThirdOrderPolynomialSpiral; IfcTimePeriod; IfcTimeSeries; IfcTimeSeriesValue; IfcTopologicalRepresentationItem; IfcTopologyRepresentation; IfcToroidalSurface; IfcTrackElement; IfcTrackElementType; IfcTransformer; IfcTransformerType; IfcTransportationDevice; IfcTransportationDeviceType; IfcTransportElement; IfcTransportElementType; IfcTrapeziumProfileDef; IfcTriangulatedFaceSet; IfcTriangulatedIrregularNetwork; IfcTrimmedCurve; IfcTShapeProfileDef; IfcTubeBundle; IfcTubeBundleType; IfcTunnel; IfcTunnelPart; IfcTunnelTypicalSection; IfcTypeObject; IfcTypeProcess; IfcTypeProduct; IfcTypeResource; IfcUndergroundExcavation; IfcUnitaryControlElement; IfcUnitaryControlElementType; IfcUnitaryEquipment; IfcUnitaryEquipmentType; IfcUnitAssignment; IfcUShapeProfileDef; IfcValve; IfcValveType; IfcVector; IfcVectorVoxelData; IfcVehicle; IfcVehicleType; IfcVertex; IfcVertexLoop; IfcVertexPoint; IfcVibrationDamper; IfcVibrationDamperType; IfcVibrationIsolator; IfcVibrationIsolatorType; IfcVirtualElement; IfcVirtualGridIntersection; IfcVoidingFeature; IfcVoxelData; IfcVoxelGrid; IfcWall; IfcWallStandardCase; IfcWallType; IfcWasteTerminal; IfcWasteTerminalType; IfcWellKnownText; IfcWindow; IfcWindowLiningProperties; IfcWindowPanelProperties; IfcWindowType; IfcWorkCalendar; IfcWorkControl; IfcWorkPlan; IfcWorkSchedule; IfcWorkTime; IfcZone; IfcZShapeProfileDef;