Browsable ifc2x3 0.1 Grammar

CC-BY

Grammar extracted by Vadim Zaytsev, see the Grammar Zoo entry for details: §wip/atl/ifc2x3/extracted
Source used for this grammar: Jim Steel, ifc2x3 0.1, ifc2x3.ecore, 2010/07/23

Summary

Syntax

IfcValue ::=
	[IfcAbsorbedDoseMeasurevalue]::α [IfcAccelerationMeasurevalue]::α [IfcAmountOfSubstanceMeasurevalue]::α [IfcAngularVelocityMeasurevalue]::α [IfcAreaMeasurevalue]::α [IfcBooleanvalue]::α [IfcContextDependentMeasurevalue]::α [IfcCountMeasurevalue]::α [IfcCurvatureMeasurevalue]::α [IfcDescriptiveMeasurevalue]::α [IfcDoseEquivalentMeasurevalue]::α [IfcDynamicViscosityMeasurevalue]::α [IfcElectricCapacitanceMeasurevalue]::α [IfcElectricChargeMeasurevalue]::α [IfcElectricConductanceMeasurevalue]::α [IfcElectricCurrentMeasurevalue]::α [IfcElectricResistanceMeasurevalue]::α [IfcElectricVoltageMeasurevalue]::α [IfcEnergyMeasurevalue]::α [IfcForceMeasurevalue]::α [IfcFrequencyMeasurevalue]::α [IfcHeatFluxDensityMeasurevalue]::α [IfcHeatingValueMeasurevalue]::α [IfcIdentifiervalue]::α [IfcIlluminanceMeasurevalue]::α [IfcInductanceMeasurevalue]::α [IfcIntegervalue]::α [IfcIntegerCountRateMeasurevalue]::α [IfcIonConcentrationMeasurevalue]::α [IfcIsothermalMoistureCapacityMeasurevalue]::α [IfcKinematicViscosityMeasurevalue]::α [IfcLabelvalue]::α [IfcPositiveLengthMeasurevalue]::α [IfcLengthMeasurevalue]::α [IfcLinearForceMeasurevalue]::α [IfcLinearMomentMeasurevalue]::α [IfcLinearStiffnessMeasurevalue]::α [IfcLinearVelocityMeasurevalue]::α [IfcLogicalvalue]::α [IfcLuminousFluxMeasurevalue]::α [IfcLuminousIntensityDistributionMeasurevalue]::α [IfcLuminousIntensityMeasurevalue]::α [IfcMagneticFluxDensityMeasurevalue]::α [IfcMagneticFluxMeasurevalue]::α [IfcMassDensityMeasurevalue]::α [IfcMassFlowRateMeasurevalue]::α [IfcMassMeasurevalue]::α [IfcMassPerLengthMeasurevalue]::α [IfcModulusOfElasticityMeasurevalue]::α [IfcModulusOfLinearSubgradeReactionMeasurevalue]::α [IfcModulusOfRotationalSubgradeReactionMeasurevalue]::α [IfcModulusOfSubgradeReactionMeasurevalue]::α [IfcMoistureDiffusivityMeasurevalue]::α [IfcMolecularWeightMeasurevalue]::α [IfcMomentOfInertiaMeasurevalue]::α [IfcMonetaryMeasurevalue]::α [IfcNormalisedRatioMeasurevalue]::α [IfcNumericMeasurevalue]::α [IfcPHMeasurevalue]::α [IfcParameterValuevalue]::α [IfcPlanarForceMeasurevalue]::α [IfcPositivePlaneAngleMeasurevalue]::α [IfcPlaneAngleMeasurevalue]::α [IfcPositiveRatioMeasurevalue]::α [IfcPowerMeasurevalue]::α [IfcPressureMeasurevalue]::α [IfcRadioActivityMeasurevalue]::α [IfcRatioMeasurevalue]::α [IfcRealvalue]::α [IfcRotationalFrequencyMeasurevalue]::α [IfcRotationalMassMeasurevalue]::α [IfcRotationalStiffnessMeasurevalue]::α [IfcSectionModulusMeasurevalue]::α [IfcSectionalAreaIntegralMeasurevalue]::α [IfcShearModulusMeasurevalue]::α [IfcSolidAngleMeasurevalue]::α [IfcSoundPowerMeasurevalue]::α [IfcSoundPressureMeasurevalue]::α [IfcSpecificHeatCapacityMeasurevalue]::α [IfcTemperatureGradientMeasurevalue]::α [IfcTextvalue]::α [IfcThermalAdmittanceMeasurevalue]::α [IfcThermalConductivityMeasurevalue]::α [IfcThermalExpansionCoefficientMeasurevalue]::α [IfcThermalResistanceMeasurevalue]::α [IfcThermalTransmittanceMeasurevalue]::α [IfcThermodynamicTemperatureMeasurevalue]::α [IfcTimeMeasurevalue]::α [IfcTimeStampvalue]::α [IfcTorqueMeasurevalue]::α [IfcVaporPermeabilityMeasurevalue]::α [IfcVolumeMeasurevalue]::α [IfcVolumetricFlowRateMeasurevalue]::α [IfcWarpingConstantMeasurevalue]::α [IfcWarpingMomentMeasurevalue]::α
IfcTrimmingSelect ::=
	[IfcParameterValuevalue]::α [IfcCartesianPointvalue]::α
IfcSpecularHighlightSelect ::=
	[IfcSpecularRoughnessvalue]::α [IfcSpecularExponentvalue]::α
IfcSizeSelect ::=
	[IfcPositiveRatioMeasurevalue]::α [IfcNormalisedRatioMeasurevalue]::α [IfcPositiveLengthMeasurevalue]::α [IfcDescriptiveMeasurevalue]::α [IfcLengthMeasurevalue]::α [IfcRatioMeasurevalue]::α
IfcSimpleValue ::=
	[IfcLogicalvalue]::α [IfcLabelvalue]::α [IfcTextvalue]::α [IfcIdentifiervalue]::α [IfcBooleanvalue]::α [IfcRealvalue]::α [IfcIntegervalue]::α
IfcPresentationStyleSelect ::=
	[IfcNullStylevalue]::α [IfcSurfaceStylevalue]::α [IfcTextStylevalue]::α [IfcFillAreaStylevalue]::α [IfcSymbolStylevalue]::α [IfcCurveStylevalue]::α
IfcOrientationSelect ::=
	[IfcPlaneAngleMeasurevalue]::α [IfcDirectionvalue]::α
IfcMetricValueSelect ::=
	[IfcDateTimeSelectvalue]::α [IfcTextvalue]::α [IfcCostValuevalue]::α [IfcTimeSeriesvalue]::α [IfcTablevalue]::α [IfcMeasureWithUnitvalue]::α
IfcMeasureValue ::=
	[IfcNormalisedRatioMeasurevalue]::α [IfcLuminousIntensityMeasurevalue]::α [IfcAmountOfSubstanceMeasurevalue]::α [IfcAreaMeasurevalue]::α [IfcContextDependentMeasurevalue]::α [IfcCountMeasurevalue]::α [IfcDescriptiveMeasurevalue]::α [IfcElectricCurrentMeasurevalue]::α [IfcLengthMeasurevalue]::α [IfcPositiveLengthMeasurevalue]::α [IfcMassMeasurevalue]::α [IfcNumericMeasurevalue]::α [IfcParameterValuevalue]::α [IfcPlaneAngleMeasurevalue]::α [IfcPositivePlaneAngleMeasurevalue]::α [IfcRatioMeasurevalue]::α [IfcPositiveRatioMeasurevalue]::α [IfcSolidAngleMeasurevalue]::α [IfcThermodynamicTemperatureMeasurevalue]::α [IfcTimeMeasurevalue]::α [IfcVolumeMeasurevalue]::α
IfcHatchLineDistanceSelect ::=
	[IfcPositiveLengthMeasurevalue]::α [IfcOneDirectionRepeatFactorvalue]::α
IfcDerivedMeasureValue ::=
	[IfcIonConcentrationMeasurevalue]::α [IfcPHMeasurevalue]::α [IfcHeatingValueMeasurevalue]::α [IfcSoundPressureMeasurevalue]::α [IfcSoundPowerMeasurevalue]::α [IfcWarpingMomentMeasurevalue]::α [IfcWarpingConstantMeasurevalue]::α [IfcThermalExpansionCoefficientMeasurevalue]::α [IfcTemperatureGradientMeasurevalue]::α [IfcSectionModulusMeasurevalue]::α [IfcSectionalAreaIntegralMeasurevalue]::α [IfcRotationalMassMeasurevalue]::α [IfcModulusOfRotationalSubgradeReactionMeasurevalue]::α [IfcModulusOfLinearSubgradeReactionMeasurevalue]::α [IfcMassPerLengthMeasurevalue]::α [IfcCurvatureMeasurevalue]::α [IfcLuminousIntensityDistributionMeasurevalue]::α [IfcLinearMomentMeasurevalue]::α [IfcShearModulusMeasurevalue]::α [IfcRotationalStiffnessMeasurevalue]::α [IfcPlanarForceMeasurevalue]::α [IfcMomentOfInertiaMeasurevalue]::α [IfcModulusOfElasticityMeasurevalue]::α [IfcModulusOfSubgradeReactionMeasurevalue]::α [IfcLinearStiffnessMeasurevalue]::α [IfcLinearForceMeasurevalue]::α [IfcAccelerationMeasurevalue]::α [IfcTorqueMeasurevalue]::α [IfcRotationalFrequencyMeasurevalue]::α [IfcRadioActivityMeasurevalue]::α [IfcAbsorbedDoseMeasurevalue]::α [IfcElectricCapacitanceMeasurevalue]::α [IfcDoseEquivalentMeasurevalue]::α [IfcElectricChargeMeasurevalue]::α [IfcElectricConductanceMeasurevalue]::α [IfcElectricResistanceMeasurevalue]::α [IfcIlluminanceMeasurevalue]::α [IfcInductanceMeasurevalue]::α [IfcForceMeasurevalue]::α [IfcLuminousFluxMeasurevalue]::α [IfcMagneticFluxMeasurevalue]::α [IfcMagneticFluxDensityMeasurevalue]::α [IfcMonetaryMeasurevalue]::α [IfcSpecificHeatCapacityMeasurevalue]::α [IfcIsothermalMoistureCapacityMeasurevalue]::α [IfcMoistureDiffusivityMeasurevalue]::α [IfcVaporPermeabilityMeasurevalue]::α [IfcMolecularWeightMeasurevalue]::α [IfcThermalConductivityMeasurevalue]::α [IfcAngularVelocityMeasurevalue]::α [IfcDynamicViscosityMeasurevalue]::α [IfcElectricVoltageMeasurevalue]::α [IfcEnergyMeasurevalue]::α [IfcFrequencyMeasurevalue]::α [IfcHeatFluxDensityMeasurevalue]::α [IfcIntegerCountRateMeasurevalue]::α [IfcKinematicViscosityMeasurevalue]::α [IfcLinearVelocityMeasurevalue]::α [IfcMassDensityMeasurevalue]::α [IfcMassFlowRateMeasurevalue]::α [IfcPowerMeasurevalue]::α [IfcPressureMeasurevalue]::α [IfcThermalAdmittanceMeasurevalue]::α [IfcThermalResistanceMeasurevalue]::α [IfcThermalTransmittanceMeasurevalue]::α [IfcTimeStampvalue]::α [IfcVolumetricFlowRateMeasurevalue]::α
IfcConditionCriterionSelect ::=
	[IfcLabelvalue]::α [IfcMeasureWithUnitvalue]::α
IfcColourOrFactor ::=
	[IfcNormalisedRatioMeasurevalue]::α [IfcColourRgbvalue]::α
IfcAppliedValueSelect ::=
	[IfcMonetaryMeasurevalue]::α [IfcRatioMeasurevalue]::α [IfcMeasureWithUnitvalue]::α
Ifc2DCompositeCurve ::=
	ε
IfcActionRequest ::=
	[RequestID]::α
IfcActor ::=
	[IsActingUpon]::α [TheActor]::α
IfcActorRole ::=
	[Role]::α [UserDefinedRole]::α [Description]::α
IfcActuatorType ::=
	[PredefinedType]::α
IfcAddress ::=
	[Purpose]::α [Description]::α [UserDefinedPurpose]::α [OfPerson]::α [OfOrganization]::α
IfcAirTerminalBoxType ::=
	[PredefinedType]::α
IfcAirTerminalType ::=
	[PredefinedType]::α
IfcAirToAirHeatRecoveryType ::=
	[PredefinedType]::α
IfcAlarmType ::=
	[PredefinedType]::α
IfcAngularDimension ::=
	ε
IfcAnnotation ::=
	ε
IfcAnnotationCurveOccurrence ::=
	[AnnotatedBySymbols]::α
IfcAnnotationFillArea ::=
	[OuterBoundary]::α [InnerBoundaries]::α+
IfcAnnotationFillAreaOccurrence ::=
	[FillStyleTarget]::α [GlobalOrLocal]::α
IfcAnnotationOccurrence ::=
	ε
IfcAnnotationSurface ::=
	[Item]::α [TextureCoordinates]::α
IfcAnnotationSurfaceOccurrence ::=
	ε
IfcAnnotationSymbolOccurrence ::=
	ε
IfcAnnotationTextOccurrence ::=
	ε
IfcApplication ::=
	[Version]::α [ApplicationFullName]::α [ApplicationIdentifier]::α [ApplicationDeveloper]::α
IfcAppliedValue ::=
	[Name]::α [Description]::α [AppliedValue]::α [ValuesReferenced]::α [ValueOfComponents]::α [IsComponentIn]::α [UnitBasis]::α [ApplicableDate]::α [FixedUntilDate]::α
IfcAppliedValueRelationship ::=
	[ArithmeticOperator]::α [Name]::α [Description]::α [ComponentOfTotal]::α [Components]::α+
IfcApproval ::=
	[Description]::α [ApprovalStatus]::α [ApprovalLevel]::α [ApprovalQualifier]::α [Name]::α [Identifier]::α [Actors]::α [IsRelatedWith]::α [Relates]::α [ApprovalDateTime]::α
IfcApprovalActorRelationship ::=
	[Actor]::α [Approval]::α [Role]::α
IfcApprovalPropertyRelationship ::=
	[ApprovedProperties]::α+ [Approval]::α
IfcApprovalRelationship ::=
	[Description]::α [Name]::α [RelatedApproval]::α [RelatingApproval]::α
IfcArbitraryClosedProfileDef ::=
	[OuterCurve]::α
IfcArbitraryOpenProfileDef ::=
	[Curve]::α
IfcArbitraryProfileDefWithVoids ::=
	[InnerCurves]::α+
IfcAsset ::=
	[OriginalValue]::α [CurrentValue]::α [TotalReplacementCost]::α [Owner]::α [User]::α [ResponsiblePerson]::α [IncorporationDate]::α [DepreciatedValue]::α [AssetID]::α
IfcAsymmetricIShapeProfileDef ::=
	[TopFlangeWidth]::α [TopFlangeThickness]::α [TopFlangeFilletRadius]::α [CentreOfGravityInY]::α
IfcAxis1Placement ::=
	[Axis]::α
IfcAxis2Placement2D ::=
	[RefDirection]::α
IfcAxis2Placement3D ::=
	[Axis]::α [RefDirection]::α
IfcBSplineCurve ::=
	[Degree]::α [CurveForm]::α [ClosedCurve]::α [SelfIntersect]::α [ControlPointsList]::α
IfcBeam ::=
	ε
IfcBeamType ::=
	[PredefinedType]::α
IfcBezierCurve ::=
	ε
IfcBlobTexture ::=
	[RasterFormat]::α [RasterCode]::α
IfcBlock ::=
	[XLength]::α [YLength]::α [ZLength]::α
IfcBoilerType ::=
	[PredefinedType]::α
IfcBooleanClippingResult ::=
	ε
IfcBooleanResult ::=
	[FirstOperand]::α [SecondOperand]::α [Operator]::α
IfcBoundaryCondition ::=
	[Name]::α
IfcBoundaryEdgeCondition ::=
	[LinearStiffnessByLengthX]::α [LinearStiffnessByLengthY]::α [LinearStiffnessByLengthZ]::α [RotationalStiffnessByLengthX]::α [RotationalStiffnessByLengthY]::α [RotationalStiffnessByLengthZ]::α
IfcBoundaryFaceCondition ::=
	[LinearStiffnessByAreaX]::α [LinearStiffnessByAreaY]::α [LinearStiffnessByAreaZ]::α
IfcBoundaryNodeCondition ::=
	[LinearStiffnessX]::α [LinearStiffnessY]::α [LinearStiffnessZ]::α [RotationalStiffnessX]::α [RotationalStiffnessY]::α [RotationalStiffnessZ]::α
IfcBoundaryNodeConditionWarping ::=
	[WarpingStiffness]::α
IfcBoundedCurve ::=
	ε
IfcBoundedSurface ::=
	ε
IfcBoundingBox ::=
	[XDim]::α [YDim]::α [ZDim]::α [Corner]::α
IfcBoxedHalfSpace ::=
	[Enclosure]::α
IfcBuilding ::=
	[ElevationOfRefHeight]::α [ElevationOfTerrain]::α [BuildingAddress]::α
IfcBuildingElement ::=
	ε
IfcBuildingElementComponent ::=
	ε
IfcBuildingElementPart ::=
	ε
IfcBuildingElementProxy ::=
	[CompositionType]::α
IfcBuildingElementProxyType ::=
	[PredefinedType]::α
IfcBuildingElementType ::=
	ε
IfcBuildingStorey ::=
	[Elevation]::α
IfcCShapeProfileDef ::=
	[Depth]::α [Width]::α [WallThickness]::α [Girth]::α [InternalFilletRadius]::α [CentreOfGravityInX]::α
IfcCableCarrierFittingType ::=
	[PredefinedType]::α
IfcCableCarrierSegmentType ::=
	[PredefinedType]::α
IfcCableSegmentType ::=
	[PredefinedType]::α
IfcCalendarDate ::=
	[DayComponent]::α [MonthComponent]::α [YearComponent]::α
IfcCartesianPoint ::=
	[Coordinates]::α
IfcCartesianTransformationOperator ::=
	[Axis1]::α [Axis2]::α [LocalOrigin]::α [Scale]::α
IfcCartesianTransformationOperator2D ::=
	ε
IfcCartesianTransformationOperator2DnonUniform ::=
	[Scale2]::α
IfcCartesianTransformationOperator3D ::=
	[Axis3]::α
IfcCartesianTransformationOperator3DnonUniform ::=
	[Scale2]::α [Scale3]::α
IfcCenterLineProfileDef ::=
	[Thickness]::α
IfcChamferEdgeFeature ::=
	[Width]::α [Height]::α
IfcChillerType ::=
	[PredefinedType]::α
IfcCircle ::=
	[Radius]::α
IfcCircleHollowProfileDef ::=
	[WallThickness]::α
IfcCircleProfileDef ::=
	[Radius]::α
IfcClassification ::=
	[Source]::α [Edition]::α [Name]::α [Contains]::α [EditionDate]::α
IfcClassificationItem ::=
	[IsClassifiedItemIn]::α [IsClassifyingItemIn]::α [Notation]::α [ItemOf]::α [Title]::α
IfcClassificationItemRelationship ::=
	[RelatingItem]::α [RelatedItems]::α+
IfcClassificationNotation ::=
	[NotationFacets]::α+
IfcClassificationNotationFacet ::=
	[NotationValue]::α
IfcClassificationReference ::=
	[ReferencedSource]::α
IfcClosedShell ::=
	ε
IfcCoilType ::=
	[PredefinedType]::α
IfcColourRgb ::=
	[Red]::α [Green]::α [Blue]::α
IfcColourSpecification ::=
	[Name]::α
IfcColumn ::=
	ε
IfcColumnType ::=
	[PredefinedType]::α
IfcComplexProperty ::=
	[HasProperties]::α+ [UsageName]::α
IfcCompositeCurve ::=
	[Segments]::α+ [SelfIntersect]::α
IfcCompositeCurveSegment ::=
	[Transition]::α [SameSense]::α [UsingCurves]::α [ParentCurve]::α
IfcCompositeProfileDef ::=
	[Profiles]::α [Label]::α
IfcCompressorType ::=
	[PredefinedType]::α
IfcCondenserType ::=
	[PredefinedType]::α
IfcCondition ::=
	ε
IfcConditionCriterion ::=
	[Criterion]::α [CriterionDateTime]::α
IfcConic ::=
	[Position]::α
IfcConnectedFaceSet ::=
	[CfsFaces]::α+
IfcConnectionCurveGeometry ::=
	[CurveOnRelatingElement]::α [CurveOnRelatedElement]::α
IfcConnectionGeometry ::=
	ε
IfcConnectionPointEccentricity ::=
	[EccentricityInX]::α [EccentricityInY]::α [EccentricityInZ]::α
IfcConnectionPointGeometry ::=
	[PointOnRelatingElement]::α [PointOnRelatedElement]::α
IfcConnectionPortGeometry ::=
	[LocationAtRelatingElement]::α [LocationAtRelatedElement]::α [ProfileOfPort]::α
IfcConnectionSurfaceGeometry ::=
	[SurfaceOnRelatingElement]::α [SurfaceOnRelatedElement]::α
IfcConstraint ::=
	[Name]::α [Description]::α [ConstraintGrade]::α [ConstraintSource]::α [UserDefinedGrade]::α [ClassifiedAs]::α [RelatesConstraints]::α [IsRelatedWith]::α [PropertiesForConstraint]::α [Aggregates]::α [IsAggregatedIn]::α [CreatingActor]::α [CreationTime]::α
IfcConstraintAggregationRelationship ::=
	[Name]::α [Description]::α [LogicalAggregator]::α [RelatingConstraint]::α [RelatedConstraints]::α+
IfcConstraintClassificationRelationship ::=
	[ClassifiedConstraint]::α [RelatedClassifications]::α+
IfcConstraintRelationship ::=
	[Name]::α [Description]::α [RelatingConstraint]::α [RelatedConstraints]::α+
IfcConstructionEquipmentResource ::=
	ε
IfcConstructionMaterialResource ::=
	[Suppliers]::α+ [UsageRatio]::α
IfcConstructionProductResource ::=
	ε
IfcConstructionResource ::=
	[ResourceIdentifier]::α [ResourceGroup]::α [ResourceConsumption]::α [BaseQuantity]::α
IfcContextDependentUnit ::=
	[Name]::α
IfcControl ::=
	[Controls]::α
IfcControllerType ::=
	[PredefinedType]::α
IfcConversionBasedUnit ::=
	[ConversionFactor]::α [Name]::α
IfcCooledBeamType ::=
	[PredefinedType]::α
IfcCoolingTowerType ::=
	[PredefinedType]::α
IfcCoordinatedUniversalTimeOffset ::=
	[HourOffset]::α [MinuteOffset]::α [Sense]::α
IfcCostItem ::=
	ε
IfcCostSchedule ::=
	[Status]::α [ID]::α [PredefinedType]::α [SubmittedBy]::α [PreparedBy]::α [SubmittedOn]::α [TargetUsers]::α+ [UpdateDate]::α
IfcCostValue ::=
	[CostType]::α [Condition]::α
IfcCovering ::=
	[CoversSpaces]::α [Covers]::α [PredefinedType]::α
IfcCoveringType ::=
	[PredefinedType]::α
IfcCraneRailAShapeProfileDef ::=
	[OverallHeight]::α [BaseWidth2]::α [Radius]::α [HeadWidth]::α [HeadDepth2]::α [HeadDepth3]::α [WebThickness]::α [BaseWidth4]::α [BaseDepth1]::α [BaseDepth2]::α [BaseDepth3]::α [CentreOfGravityInY]::α
IfcCraneRailFShapeProfileDef ::=
	[OverallHeight]::α [HeadWidth]::α [Radius]::α [HeadDepth2]::α [HeadDepth3]::α [WebThickness]::α [BaseDepth1]::α [BaseDepth2]::α [CentreOfGravityInY]::α
IfcCrewResource ::=
	ε
IfcCsgPrimitive3D ::=
	[Position]::α
IfcCsgSolid ::=
	[TreeRootExpression]::α
IfcCurrencyRelationship ::=
	[RelatingMonetaryUnit]::α [RelatedMonetaryUnit]::α [RateDateTime]::α [RateSource]::α [ExchangeRate]::α
IfcCurtainWall ::=
	ε
IfcCurtainWallType ::=
	[PredefinedType]::α
IfcCurve ::=
	ε
IfcCurveBoundedPlane ::=
	[BasisSurface]::α [OuterBoundary]::α [InnerBoundaries]::α+
IfcCurveStyle ::=
	[CurveFont]::α [CurveWidth]::α [CurveColour]::α
IfcCurveStyleFont ::=
	[PatternList]::α+ [Name]::α
IfcCurveStyleFontAndScaling ::=
	[Name]::α [CurveFontScaling]::α [CurveFont]::α
IfcCurveStyleFontPattern ::=
	[VisibleSegmentLength]::α [InvisibleSegmentLength]::α
IfcDamperType ::=
	[PredefinedType]::α
IfcDateAndTime ::=
	[DateComponent]::α [TimeComponent]::α
IfcDefinedSymbol ::=
	[Definition]::α [Target]::α
IfcDerivedProfileDef ::=
	[ParentProfile]::α [Operator]::α [Label]::α
IfcDerivedUnit ::=
	[UnitType]::α [UserDefinedType]::α [Elements]::α+
IfcDerivedUnitElement ::=
	[Unit]::α [Exponent]::α
IfcDiameterDimension ::=
	ε
IfcDimensionCalloutRelationship ::=
	ε
IfcDimensionCurve ::=
	ε
IfcDimensionCurveDirectedCallout ::=
	ε
IfcDimensionCurveTerminator ::=
	[Role]::α
IfcDimensionPair ::=
	ε
IfcDimensionalExponents ::=
	[LengthExponent]::α [MassExponent]::α [TimeExponent]::α [ElectricCurrentExponent]::α [ThermodynamicTemperatureExponent]::α [AmountOfSubstanceExponent]::α [LuminousIntensityExponent]::α
IfcDirection ::=
	[DirectionRatios]::α
IfcDiscreteAccessory ::=
	ε
IfcDiscreteAccessoryType ::=
	ε
IfcDistributionChamberElement ::=
	ε
IfcDistributionChamberElementType ::=
	[PredefinedType]::α
IfcDistributionControlElement ::=
	[AssignedToFlowElement]::α [ControlElementId]::α
IfcDistributionControlElementType ::=
	ε
IfcDistributionElement ::=
	ε
IfcDistributionElementType ::=
	ε
IfcDistributionFlowElement ::=
	[HasControlElements]::α
IfcDistributionFlowElementType ::=
	ε
IfcDistributionPort ::=
	[FlowDirection]::α
IfcDocumentElectronicFormat ::=
	[FileExtension]::α [MimeContentType]::α [MimeSubtype]::α
IfcDocumentInformation ::=
	[DocumentId]::α [Name]::α [Description]::α [Purpose]::α [IntendedUse]::α [Scope]::α [Revision]::α [Confidentiality]::α [Status]::α [IsPointedTo]::α [IsPointer]::α [DocumentReferences]::α+ [DocumentOwner]::α [Editors]::α+ [CreationTime]::α [LastRevisionTime]::α [ElectronicFormat]::α [ValidFrom]::α [ValidUntil]::α
IfcDocumentInformationRelationship ::=
	[RelatingDocument]::α [RelatedDocuments]::α+ [RelationshipType]::α
IfcDocumentReference ::=
	[ReferenceToDocument]::α
IfcDoor ::=
	[OverallHeight]::α [OverallWidth]::α
IfcDoorLiningProperties ::=
	[LiningDepth]::α [LiningThickness]::α [ThresholdDepth]::α [ThresholdThickness]::α [TransomThickness]::α [TransomOffset]::α [LiningOffset]::α [ThresholdOffset]::α [CasingThickness]::α [CasingDepth]::α [ShapeAspectStyle]::α
IfcDoorPanelProperties ::=
	[PanelDepth]::α [PanelOperation]::α [PanelWidth]::α [PanelPosition]::α [ShapeAspectStyle]::α
IfcDoorStyle ::=
	[OperationType]::α [ConstructionType]::α [ParameterTakesPrecedence]::α [Sizeable]::α
IfcDraughtingCallout ::=
	[IsRelatedFromCallout]::α [IsRelatedToCallout]::α [Contents]::α+
IfcDraughtingCalloutRelationship ::=
	[Name]::α [Description]::α [RelatingDraughtingCallout]::α [RelatedDraughtingCallout]::α
IfcDraughtingPreDefinedColour ::=
	ε
IfcDraughtingPreDefinedCurveFont ::=
	ε
IfcDraughtingPreDefinedTextFont ::=
	ε
IfcDuctFittingType ::=
	[PredefinedType]::α
IfcDuctSegmentType ::=
	[PredefinedType]::α
IfcDuctSilencerType ::=
	[PredefinedType]::α
IfcEdge ::=
	[EdgeStart]::α [EdgeEnd]::α
IfcEdgeCurve ::=
	[EdgeGeometry]::α [SameSense]::α
IfcEdgeFeature ::=
	[FeatureLength]::α
IfcEdgeLoop ::=
	[EdgeList]::α+
IfcElectricApplianceType ::=
	[PredefinedType]::α
IfcElectricDistributionPoint ::=
	[DistributionPointFunction]::α [UserDefinedFunction]::α
IfcElectricFlowStorageDeviceType ::=
	[PredefinedType]::α
IfcElectricGeneratorType ::=
	[PredefinedType]::α
IfcElectricHeaterType ::=
	[PredefinedType]::α
IfcElectricMotorType ::=
	[PredefinedType]::α
IfcElectricTimeControlType ::=
	[PredefinedType]::α
IfcElectricalBaseProperties ::=
	[ElectricCurrentType]::α [InputVoltage]::α [InputFrequency]::α [FullLoadCurrent]::α [MinimumCircuitCurrent]::α [MaximumPowerInput]::α [RatedPowerInput]::α [InputPhase]::α
IfcElectricalCircuit ::=
	ε
IfcElectricalElement ::=
	ε
IfcElement ::=
	[FillsVoids]::α [ConnectedTo]::α [HasCoverings]::α [HasProjections]::α [HasStructuralMember]::α [HasPorts]::α [HasOpenings]::α [IsConnectionRealization]::α [ProvidesBoundaries]::α [ConnectedFrom]::α [Tag]::α
IfcElementAssembly ::=
	[AssemblyPlace]::α [PredefinedType]::α
IfcElementComponent ::=
	ε
IfcElementComponentType ::=
	ε
IfcElementQuantity ::=
	[Quantities]::α+ [MethodOfMeasurement]::α
IfcElementType ::=
	[ElementType]::α
IfcElementarySurface ::=
	[Position]::α
IfcEllipse ::=
	[SemiAxis1]::α [SemiAxis2]::α
IfcEllipseProfileDef ::=
	[SemiAxis1]::α [SemiAxis2]::α
IfcEnergyConversionDevice ::=
	ε
IfcEnergyConversionDeviceType ::=
	ε
IfcEnergyProperties ::=
	[EnergySequence]::α [UserDefinedEnergySequence]::α
IfcEnvironmentalImpactValue ::=
	[ImpactType]::α [Category]::α [UserDefinedCategory]::α
IfcEquipmentElement ::=
	ε
IfcEquipmentStandard ::=
	ε
IfcEvaporativeCoolerType ::=
	[PredefinedType]::α
IfcEvaporatorType ::=
	[PredefinedType]::α
IfcExtendedMaterialProperties ::=
	[Description]::α [Name]::α [ExtendedProperties]::α+
IfcExternalReference ::=
	[Location]::α [ItemReference]::α [Name]::α
IfcExternallyDefinedHatchStyle ::=
	ε
IfcExternallyDefinedSurfaceStyle ::=
	ε
IfcExternallyDefinedSymbol ::=
	ε
IfcExternallyDefinedTextFont ::=
	ε
IfcExtrudedAreaSolid ::=
	[ExtrudedDirection]::α [Depth]::α
IfcFace ::=
	[Bounds]::α+
IfcFaceBasedSurfaceModel ::=
	[FbsmFaces]::α+
IfcFaceBound ::=
	[Bound]::α [Orientation]::α
IfcFaceOuterBound ::=
	ε
IfcFaceSurface ::=
	[FaceSurface]::α [SameSense]::α
IfcFacetedBrep ::=
	ε
IfcFacetedBrepWithVoids ::=
	[Voids]::α+
IfcFailureConnectionCondition ::=
	[TensionFailureX]::α [TensionFailureY]::α [TensionFailureZ]::α [CompressionFailureX]::α [CompressionFailureY]::α [CompressionFailureZ]::α
IfcFanType ::=
	[PredefinedType]::α
IfcFastener ::=
	ε
IfcFastenerType ::=
	ε
IfcFeatureElement ::=
	ε
IfcFeatureElementAddition ::=
	[ProjectsElements]::α
IfcFeatureElementSubtraction ::=
	[VoidsElements]::α
IfcFillAreaStyle ::=
	[FillStyles]::α+
IfcFillAreaStyleHatching ::=
	[StartOfNextHatchLine]::α [HatchLineAppearance]::α [PointOfReferenceHatchLine]::α [PatternStart]::α [HatchLineAngle]::α
IfcFillAreaStyleTileSymbolWithStyle ::=
	[Symbol]::α
IfcFillAreaStyleTiles ::=
	[TilingPattern]::α [Tiles]::α+ [TilingScale]::α
IfcFilterType ::=
	[PredefinedType]::α
IfcFireSuppressionTerminalType ::=
	[PredefinedType]::α
IfcFlowController ::=
	ε
IfcFlowControllerType ::=
	ε
IfcFlowFitting ::=
	ε
IfcFlowFittingType ::=
	ε
IfcFlowInstrumentType ::=
	[PredefinedType]::α
IfcFlowMeterType ::=
	[PredefinedType]::α
IfcFlowMovingDevice ::=
	ε
IfcFlowMovingDeviceType ::=
	ε
IfcFlowSegment ::=
	ε
IfcFlowSegmentType ::=
	ε
IfcFlowStorageDevice ::=
	ε
IfcFlowStorageDeviceType ::=
	ε
IfcFlowTerminal ::=
	ε
IfcFlowTerminalType ::=
	ε
IfcFlowTreatmentDevice ::=
	ε
IfcFlowTreatmentDeviceType ::=
	ε
IfcFluidFlowProperties ::=
	[PropertySource]::α [UserDefinedPropertySource]::α [TemperatureSingleValue]::α [WetBulbTemperatureSingleValue]::α [FlowConditionSingleValue]::α [VelocitySingleValue]::α [PressureSingleValue]::α [FlowrateSingleValue]::α [FlowConditionTimeSeries]::α [VelocityTimeSeries]::α [FlowrateTimeSeries]::α [Fluid]::α [PressureTimeSeries]::α [WetBulbTemperatureTimeSeries]::α [TemperatureTimeSeries]::α
IfcFooting ::=
	[PredefinedType]::α
IfcFuelProperties ::=
	[CombustionTemperature]::α [CarbonContent]::α [LowerHeatingValue]::α [HigherHeatingValue]::α
IfcFurnishingElement ::=
	ε
IfcFurnishingElementType ::=
	ε
IfcFurnitureStandard ::=
	ε
IfcFurnitureType ::=
	[AssemblyPlace]::α
IfcGasTerminalType ::=
	[PredefinedType]::α
IfcGeneralMaterialProperties ::=
	[MolecularWeight]::α [Porosity]::α [MassDensity]::α
IfcGeneralProfileProperties ::=
	[PhysicalWeight]::α [Perimeter]::α [MinimumPlateThickness]::α [MaximumPlateThickness]::α [CrossSectionArea]::α
IfcGeometricCurveSet ::=
	ε
IfcGeometricRepresentationContext ::=
	[CoordinateSpaceDimension]::α [Precision]::α [HasSubContexts]::α [WorldCoordinateSystem]::α [TrueNorth]::α
IfcGeometricRepresentationItem ::=
	ε
IfcGeometricRepresentationSubContext ::=
	[TargetScale]::α [TargetView]::α [UserDefinedTargetView]::α [ParentContext]::α
IfcGeometricSet ::=
	[Elements]::α+
IfcGrid ::=
	[UAxes]::α+ [VAxes]::α+ [WAxes]::α+
IfcGridAxis ::=
	[AxisTag]::α [SameSense]::α [PartOfW]::α [PartOfV]::α [PartOfU]::α [HasIntersections]::α [AxisCurve]::α
IfcGridPlacement ::=
	[PlacementLocation]::α [PlacementRefDirection]::α
IfcGroup ::=
	[IsGroupedBy]::α
IfcHalfSpaceSolid ::=
	[BaseSurface]::α [AgreementFlag]::α
IfcHeatExchangerType ::=
	[PredefinedType]::α
IfcHumidifierType ::=
	[PredefinedType]::α
IfcHygroscopicMaterialProperties ::=
	[UpperVaporResistanceFactor]::α [LowerVaporResistanceFactor]::α [IsothermalMoistureCapacity]::α [VaporPermeability]::α [MoistureDiffusivity]::α
IfcIShapeProfileDef ::=
	[OverallWidth]::α [OverallDepth]::α [WebThickness]::α [FlangeThickness]::α [FilletRadius]::α
IfcImageTexture ::=
	[UrlReference]::α
IfcInventory ::=
	[Jurisdiction]::α [ResponsiblePersons]::α+ [LastUpdateDate]::α [CurrentValue]::α [OriginalValue]::α [InventoryType]::α
IfcIrregularTimeSeries ::=
	[Values]::α+
IfcIrregularTimeSeriesValue ::=
	[ListValues]::α+ [TimeStamp]::α
IfcJunctionBoxType ::=
	[PredefinedType]::α
IfcLShapeProfileDef ::=
	[Depth]::α [Width]::α [Thickness]::α [FilletRadius]::α [EdgeRadius]::α [LegSlope]::α [CentreOfGravityInX]::α [CentreOfGravityInY]::α
IfcLaborResource ::=
	[SkillSet]::α
IfcLampType ::=
	[PredefinedType]::α
IfcLibraryInformation ::=
	[Name]::α [Version]::α [Publisher]::α [VersionDate]::α [LibraryReference]::α+
IfcLibraryReference ::=
	[ReferenceIntoLibrary]::α
IfcLightDistributionData ::=
	[MainPlaneAngle]::α [SecondaryPlaneAngle]::α+ [LuminousIntensity]::α+
IfcLightFixtureType ::=
	[PredefinedType]::α
IfcLightIntensityDistribution ::=
	[DistributionData]::α+ [LightDistributionCurve]::α
IfcLightSource ::=
	[Name]::α [AmbientIntensity]::α [Intensity]::α [LightColour]::α
IfcLightSourceAmbient ::=
	ε
IfcLightSourceDirectional ::=
	[Orientation]::α
IfcLightSourceGoniometric ::=
	[ColourTemperature]::α [LuminousFlux]::α [LightEmissionSource]::α [Position]::α [ColourAppearance]::α [LightDistributionDataSource]::α
IfcLightSourcePositional ::=
	[Radius]::α [ConstantAttenuation]::α [DistanceAttenuation]::α [QuadricAttenuation]::α [Position]::α
IfcLightSourceSpot ::=
	[ConcentrationExponent]::α [SpreadAngle]::α [BeamWidthAngle]::α [Orientation]::α
IfcLine ::=
	[Pnt]::α [Dir]::α
IfcLinearDimension ::=
	ε
IfcLocalPlacement ::=
	[PlacementRelTo]::α [RelativePlacement]::α
IfcLocalTime ::=
	[HourComponent]::α [MinuteComponent]::α [SecondComponent]::α [DaylightSavingOffset]::α [Zone]::α
IfcLoop ::=
	ε
IfcManifoldSolidBrep ::=
	[Outer]::α
IfcMappedItem ::=
	[MappingSource]::α [MappingTarget]::α
IfcMaterial ::=
	[HasRepresentation]::α [ClassifiedAs]::α [Name]::α
IfcMaterialClassificationRelationship ::=
	[MaterialClassifications]::α+ [ClassifiedMaterial]::α
IfcMaterialDefinitionRepresentation ::=
	[RepresentedMaterial]::α
IfcMaterialLayer ::=
	[LayerThickness]::α [IsVentilated]::α [ToMaterialLayerSet]::α [Material]::α
IfcMaterialLayerSet ::=
	[MaterialLayers]::α+ [LayerSetName]::α
IfcMaterialLayerSetUsage ::=
	[LayerSetDirection]::α [DirectionSense]::α [OffsetFromReferenceLine]::α [ForLayerSet]::α
IfcMaterialList ::=
	[Materials]::α+
IfcMaterialProperties ::=
	[Material]::α
IfcMeasureWithUnit ::=
	[ValueComponent]::α [UnitComponent]::α
IfcMechanicalConcreteMaterialProperties ::=
	[CompressiveStrength]::α [MaxAggregateSize]::α [AdmixturesDescription]::α [Workability]::α [ProtectivePoreRatio]::α [WaterImpermeability]::α
IfcMechanicalFastener ::=
	[NominalDiameter]::α [NominalLength]::α
IfcMechanicalFastenerType ::=
	ε
IfcMechanicalMaterialProperties ::=
	[DynamicViscosity]::α [YoungModulus]::α [ShearModulus]::α [PoissonRatio]::α [ThermalExpansionCoefficient]::α
IfcMechanicalSteelMaterialProperties ::=
	[YieldStress]::α [UltimateStress]::α [UltimateStrain]::α [HardeningModule]::α [ProportionalStress]::α [PlasticStrain]::α [Relaxations]::α+
IfcMember ::=
	ε
IfcMemberType ::=
	[PredefinedType]::α
IfcMetric ::=
	[Benchmark]::α [ValueSource]::α [DataValue]::α
IfcMonetaryUnit ::=
	[Currency]::α
IfcMotorConnectionType ::=
	[PredefinedType]::α
IfcMove ::=
	[MoveFrom]::α [MoveTo]::α [PunchList]::α+
IfcNamedUnit ::=
	[Dimensions]::α [UnitType]::α
IfcObject ::=
	[IsDefinedBy]::α [ObjectType]::α
IfcObjectDefinition ::=
	[HasAssignments]::α [IsDecomposedBy]::α [Decomposes]::α
IfcObjectPlacement ::=
	[PlacesObject]::α [ReferencedByPlacements]::α
IfcObjective ::=
	[ObjectiveQualifier]::α [UserDefinedQualifier]::α [BenchmarkValues]::α [ResultValues]::α
IfcOccupant ::=
	[PredefinedType]::α
IfcOffsetCurve2D ::=
	[Distance]::α [SelfIntersect]::α [BasisCurve]::α
IfcOffsetCurve3D ::=
	[Distance]::α [SelfIntersect]::α [BasisCurve]::α [RefDirection]::α
IfcOneDirectionRepeatFactor ::=
	[RepeatFactor]::α
IfcOpenShell ::=
	ε
IfcOpeningElement ::=
	[HasFillings]::α
IfcOpticalMaterialProperties ::=
	[VisibleTransmittance]::α [SolarTransmittance]::α [ThermalIrTransmittance]::α [ThermalIrEmissivityBack]::α [ThermalIrEmissivityFront]::α [VisibleReflectanceBack]::α [VisibleReflectanceFront]::α [SolarReflectanceFront]::α [SolarReflectanceBack]::α
IfcOrderAction ::=
	[ActionID]::α
IfcOrganization ::=
	[Id]::α [Name]::α [Description]::α [IsRelatedBy]::α [Relates]::α [Engages]::α [Roles]::α+ [Addresses]::α+
IfcOrganizationRelationship ::=
	[Name]::α [Description]::α [RelatingOrganization]::α [RelatedOrganizations]::α+
IfcOrientedEdge ::=
	[EdgeElement]::α [Orientation]::α
IfcOutletType ::=
	[PredefinedType]::α
IfcOwnerHistory ::=
	[State]::α [ChangeAction]::α [LastModifiedDate]::α [CreationDate]::α [OwningUser]::α [OwningApplication]::α [LastModifyingUser]::α [LastModifyingApplication]::α
IfcParameterizedProfileDef ::=
	[Position]::α
IfcPath ::=
	[EdgeList]::α+
IfcPerformanceHistory ::=
	[LifeCyclePhase]::α
IfcPermeableCoveringProperties ::=
	[OperationType]::α [PanelPosition]::α [FrameDepth]::α [FrameThickness]::α [ShapeAspectStyle]::α
IfcPermit ::=
	[PermitID]::α
IfcPerson ::=
	[Id]::α [FamilyName]::α [GivenName]::α [MiddleNames]::α+ [PrefixTitles]::α+ [SuffixTitles]::α+ [EngagedIn]::α [Roles]::α+ [Addresses]::α+
IfcPersonAndOrganization ::=
	[ThePerson]::α [TheOrganization]::α [Roles]::α+
IfcPhysicalComplexQuantity ::=
	[Discrimination]::α [Quality]::α [Usage]::α [HasQuantities]::α+
IfcPhysicalQuantity ::=
	[Name]::α [Description]::α [PartOfComplex]::α
IfcPhysicalSimpleQuantity ::=
	[Unit]::α
IfcPile ::=
	[PredefinedType]::α [ConstructionType]::α
IfcPipeFittingType ::=
	[PredefinedType]::α
IfcPipeSegmentType ::=
	[PredefinedType]::α
IfcPixelTexture ::=
	[Width]::α [Height]::α [ColourComponents]::α [Pixel]::α+
IfcPlacement ::=
	[Location]::α
IfcPlanarBox ::=
	[Placement]::α
IfcPlanarExtent ::=
	[SizeInX]::α [SizeInY]::α
IfcPlane ::=
	ε
IfcPlate ::=
	ε
IfcPlateType ::=
	[PredefinedType]::α
IfcPoint ::=
	ε
IfcPointOnCurve ::=
	[BasisCurve]::α [PointParameter]::α
IfcPointOnSurface ::=
	[PointParameterU]::α [PointParameterV]::α [BasisSurface]::α
IfcPolyLoop ::=
	[Polygon]::α
IfcPolygonalBoundedHalfSpace ::=
	[Position]::α [PolygonalBoundary]::α
IfcPolyline ::=
	[Points]::α
IfcPort ::=
	[ContainedIn]::α [ConnectedFrom]::α [ConnectedTo]::α
IfcPostalAddress ::=
	[InternalLocation]::α [AddressLines]::α+ [PostalBox]::α [Town]::α [Region]::α [PostalCode]::α [Country]::α
IfcPreDefinedColour ::=
	ε
IfcPreDefinedCurveFont ::=
	ε
IfcPreDefinedDimensionSymbol ::=
	ε
IfcPreDefinedItem ::=
	[Name]::α
IfcPreDefinedPointMarkerSymbol ::=
	ε
IfcPreDefinedSymbol ::=
	ε
IfcPreDefinedTerminatorSymbol ::=
	ε
IfcPreDefinedTextFont ::=
	ε
IfcPresentationLayerAssignment ::=
	[Name]::α [Description]::α [Identifier]::α [AssignedItems]::α+
IfcPresentationLayerWithStyle ::=
	[LayerOn]::α [LayerFrozen]::α [LayerBlocked]::α [LayerStyles]::α+
IfcPresentationStyle ::=
	[Name]::α
IfcPresentationStyleAssignment ::=
	[Styles]::α+
IfcProcedure ::=
	[ProcedureID]::α [ProcedureType]::α [UserDefinedProcedureType]::α
IfcProcess ::=
	[OperatesOn]::α [IsSuccessorFrom]::α [IsPredecessorTo]::α
IfcProduct ::=
	[ReferencedBy]::α [ObjectPlacement]::α [Representation]::α [ReferencedInStructures]::α [ContainedInStructure]::α
IfcProductDefinitionShape ::=
	[HasShapeAspects]::α
IfcProductRepresentation ::=
	[Name]::α [Description]::α [ShapeOfProduct]::α [Representations]::α+
IfcProductsOfCombustionProperties ::=
	[SpecificHeatCapacity]::α [N20Content]::α [COContent]::α [CO2Content]::α
IfcProfileDef ::=
	[ProfileType]::α [ProfileName]::α
IfcProfileProperties ::=
	[ProfileDefinition]::α [ProfileName]::α
IfcProject ::=
	[LongName]::α [Phase]::α [RepresentationContexts]::α+ [UnitsInContext]::α
IfcProjectOrder ::=
	[ID]::α [PredefinedType]::α [Status]::α
IfcProjectOrderRecord ::=
	[Records]::α+ [PredefinedType]::α
IfcProjectionCurve ::=
	ε
IfcProjectionElement ::=
	ε
IfcProperty ::=
	[Name]::α [Description]::α [PropertyForDependance]::α [PropertyDependsOn]::α [PartOfComplex]::α
IfcPropertyBoundedValue ::=
	[UpperBoundValue]::α [LowerBoundValue]::α [Unit]::α
IfcPropertyConstraintRelationship ::=
	[Name]::α [Description]::α [RelatingConstraint]::α [RelatedProperties]::α+
IfcPropertyDefinition ::=
	ε
IfcPropertyDependencyRelationship ::=
	[Name]::α [Description]::α [Expression]::α [DependingProperty]::α [DependantProperty]::α
IfcPropertyEnumeratedValue ::=
	[EnumerationValues]::α+ [EnumerationReference]::α
IfcPropertyEnumeration ::=
	[EnumerationValues]::α+ [Unit]::α [Name]::α
IfcPropertyListValue ::=
	[ListValues]::α+ [Unit]::α
IfcPropertyReferenceValue ::=
	[PropertyReference]::α [UsageName]::α
IfcPropertySet ::=
	[HasProperties]::α+
IfcPropertySetDefinition ::=
	[PropertyDefinitionOf]::α [DefinesType]::α
IfcPropertySingleValue ::=
	[NominalValue]::α [Unit]::α
IfcPropertyTableValue ::=
	[DefiningValues]::α+ [DefinedValues]::α+ [DefiningUnit]::α [DefinedUnit]::α [Expression]::α
IfcProtectiveDeviceType ::=
	[PredefinedType]::α
IfcProxy ::=
	[ProxyType]::α [Tag]::α
IfcPumpType ::=
	[PredefinedType]::α
IfcQuantityArea ::=
	[AreaValue]::α
IfcQuantityCount ::=
	[CountValue]::α
IfcQuantityLength ::=
	[LengthValue]::α
IfcQuantityTime ::=
	[TimeValue]::α
IfcQuantityVolume ::=
	[VolumeValue]::α
IfcQuantityWeight ::=
	[WeightValue]::α
IfcRadiusDimension ::=
	ε
IfcRailing ::=
	[PredefinedType]::α
IfcRailingType ::=
	[PredefinedType]::α
IfcRamp ::=
	[ShapeType]::α
IfcRampFlight ::=
	ε
IfcRampFlightType ::=
	[PredefinedType]::α
IfcRationalBezierCurve ::=
	[WeightsData]::α
IfcRectangleHollowProfileDef ::=
	[WallThickness]::α [InnerFilletRadius]::α [OuterFilletRadius]::α
IfcRectangleProfileDef ::=
	[XDim]::α [YDim]::α
IfcRectangularPyramid ::=
	[XLength]::α [YLength]::α [Height]::α
IfcRectangularTrimmedSurface ::=
	[U1]::α [V1]::α [U2]::α [V2]::α [Usense]::α [Vsense]::α [BasisSurface]::α
IfcReferencesValueDocument ::=
	[Name]::α [Description]::α [ReferencedDocument]::α [ReferencingValues]::α+
IfcRegularTimeSeries ::=
	[Values]::α+ [TimeStep]::α
IfcReinforcementBarProperties ::=
	[TotalCrossSectionArea]::α [SteelGrade]::α [BarSurface]::α [EffectiveDepth]::α [NominalBarDiameter]::α [BarCount]::α
IfcReinforcementDefinitionProperties ::=
	[ReinforcementSectionDefinitions]::α+ [DefinitionType]::α
IfcReinforcingBar ::=
	[NominalDiameter]::α [CrossSectionArea]::α [BarLength]::α [BarRole]::α [BarSurface]::α
IfcReinforcingElement ::=
	[SteelGrade]::α
IfcReinforcingMesh ::=
	[MeshLength]::α [MeshWidth]::α [LongitudinalBarNominalDiameter]::α [TransverseBarNominalDiameter]::α [LongitudinalBarCrossSectionArea]::α [TransverseBarCrossSectionArea]::α [LongitudinalBarSpacing]::α [TransverseBarSpacing]::α
IfcRelAggregates ::=
	ε
IfcRelAssigns ::=
	[RelatedObjects]::α+ [RelatedObjectsType]::α
IfcRelAssignsTasks ::=
	[TimeForTask]::α
IfcRelAssignsToActor ::=
	[RelatingActor]::α [ActingRole]::α
IfcRelAssignsToControl ::=
	[RelatingControl]::α
IfcRelAssignsToGroup ::=
	[RelatingGroup]::α
IfcRelAssignsToProcess ::=
	[RelatingProcess]::α [QuantityInProcess]::α
IfcRelAssignsToProduct ::=
	[RelatingProduct]::α
IfcRelAssignsToProjectOrder ::=
	ε
IfcRelAssignsToResource ::=
	[RelatingResource]::α
IfcRelAssociates ::=
	[RelatedObjects]::α+
IfcRelAssociatesAppliedValue ::=
	[RelatingAppliedValue]::α
IfcRelAssociatesApproval ::=
	[RelatingApproval]::α
IfcRelAssociatesClassification ::=
	[RelatingClassification]::α
IfcRelAssociatesConstraint ::=
	[RelatingConstraint]::α [Intent]::α
IfcRelAssociatesDocument ::=
	[RelatingDocument]::α
IfcRelAssociatesLibrary ::=
	[RelatingLibrary]::α
IfcRelAssociatesMaterial ::=
	[RelatingMaterial]::α
IfcRelAssociatesProfileProperties ::=
	[ProfileOrientation]::α [RelatingProfileProperties]::α [ProfileSectionLocation]::α
IfcRelConnects ::=
	ε
IfcRelConnectsElements ::=
	[ConnectionGeometry]::α [RelatingElement]::α [RelatedElement]::α
IfcRelConnectsPathElements ::=
	[RelatingPriorities]::α+ [RelatedPriorities]::α+ [RelatedConnectionType]::α [RelatingConnectionType]::α
IfcRelConnectsPortToElement ::=
	[RelatingPort]::α [RelatedElement]::α
IfcRelConnectsPorts ::=
	[RelatingPort]::α [RelatedPort]::α [RealizingElement]::α
IfcRelConnectsStructuralActivity ::=
	[RelatingElement]::α [RelatedStructuralActivity]::α
IfcRelConnectsStructuralElement ::=
	[RelatingElement]::α [RelatedStructuralMember]::α
IfcRelConnectsStructuralMember ::=
	[RelatingStructuralMember]::α [RelatedStructuralConnection]::α [AppliedCondition]::α [AdditionalConditions]::α [ConditionCoordinateSystem]::α [SupportedLength]::α
IfcRelConnectsWithEccentricity ::=
	[ConnectionConstraint]::α
IfcRelConnectsWithRealizingElements ::=
	[RealizingElements]::α+ [ConnectionType]::α
IfcRelContainedInSpatialStructure ::=
	[RelatedElements]::α+ [RelatingStructure]::α
IfcRelCoversBldgElements ::=
	[RelatingBuildingElement]::α [RelatedCoverings]::α+
IfcRelCoversSpaces ::=
	[RelatedSpace]::α [RelatedCoverings]::α+
IfcRelDecomposes ::=
	[RelatingObject]::α [RelatedObjects]::α+
IfcRelDefines ::=
	[RelatedObjects]::α+
IfcRelDefinesByProperties ::=
	[RelatingPropertyDefinition]::α
IfcRelDefinesByType ::=
	[RelatingType]::α
IfcRelFillsElement ::=
	[RelatingOpeningElement]::α [RelatedBuildingElement]::α
IfcRelFlowControlElements ::=
	[RelatedControlElements]::α+ [RelatingFlowElement]::α
IfcRelInteractionRequirements ::=
	[DailyInteraction]::α [ImportanceRating]::α [LocationOfInteraction]::α [RelatedSpaceProgram]::α [RelatingSpaceProgram]::α
IfcRelNests ::=
	ε
IfcRelOccupiesSpaces ::=
	ε
IfcRelOverridesProperties ::=
	[OverridingProperties]::α+
IfcRelProjectsElement ::=
	[RelatingElement]::α [RelatedFeatureElement]::α
IfcRelReferencedInSpatialStructure ::=
	[RelatedElements]::α+ [RelatingStructure]::α
IfcRelSchedulesCostItems ::=
	ε
IfcRelSequence ::=
	[TimeLag]::α [SequenceType]::α [RelatingProcess]::α [RelatedProcess]::α
IfcRelServicesBuildings ::=
	[RelatingSystem]::α [RelatedBuildings]::α+
IfcRelSpaceBoundary ::=
	[PhysicalOrVirtualBoundary]::α [InternalOrExternalBoundary]::α [RelatingSpace]::α [RelatedBuildingElement]::α [ConnectionGeometry]::α
IfcRelVoidsElement ::=
	[RelatingBuildingElement]::α [RelatedOpeningElement]::α
IfcRelationship ::=
	ε
IfcRelaxation ::=
	[RelaxationValue]::α [InitialStress]::α
IfcRepresentation ::=
	[RepresentationIdentifier]::α [RepresentationType]::α [RepresentationMap]::α [OfProductRepresentation]::α [ContextOfItems]::α [Items]::α+
IfcRepresentationContext ::=
	[ContextIdentifier]::α [ContextType]::α [RepresentationsInContext]::α
IfcRepresentationItem ::=
	[StyledByItem]::α
IfcRepresentationMap ::=
	[MapUsage]::α [MappingOrigin]::α [MappedRepresentation]::α
IfcResource ::=
	[ResourceOf]::α
IfcRevolvedAreaSolid ::=
	[Axis]::α [Angle]::α
IfcRibPlateProfileProperties ::=
	[Thickness]::α [RibHeight]::α [RibWidth]::α [RibSpacing]::α [Direction]::α
IfcRightCircularCone ::=
	[Height]::α [BottomRadius]::α
IfcRightCircularCylinder ::=
	[Height]::α [Radius]::α
IfcRoof ::=
	[ShapeType]::α
IfcRoot ::=
	[GlobalId]::α [Name]::α [Description]::α [OwnerHistory]::α [HasAssociations]::α
IfcRoundedEdgeFeature ::=
	[Radius]::α
IfcRoundedRectangleProfileDef ::=
	[RoundingRadius]::α
IfcSIUnit ::=
	[Prefix]::α [Name]::α
IfcSanitaryTerminalType ::=
	[PredefinedType]::α
IfcScheduleTimeControl ::=
	[ScheduleDuration]::α [ActualDuration]::α [RemainingTime]::α [FreeFloat]::α [TotalFloat]::α [IsCritical]::α [StartFloat]::α [FinishFloat]::α [Completion]::α [ScheduleTimeControlAssigned]::α [ActualStart]::α [EarlyStart]::α [LateStart]::α [ScheduleStart]::α [ActualFinish]::α [EarlyFinish]::α [LateFinish]::α [ScheduleFinish]::α [StatusTime]::α
IfcSectionProperties ::=
	[StartProfile]::α [EndProfile]::α [SectionType]::α
IfcSectionReinforcementProperties ::=
	[LongitudinalStartPosition]::α [LongitudinalEndPosition]::α [TransversePosition]::α [ReinforcementRole]::α [SectionDefinition]::α [CrossSectionReinforcementDefinitions]::α+
IfcSectionedSpine ::=
	[SpineCurve]::α [CrossSections]::α [CrossSectionPositions]::α
IfcSensorType ::=
	[PredefinedType]::α
IfcServiceLife ::=
	[ServiceLifeType]::α [ServiceLifeDuration]::α
IfcServiceLifeFactor ::=
	[UpperValue]::α [MostUsedValue]::α [LowerValue]::α [PredefinedType]::α
IfcShapeAspect ::=
	[Name]::α [Description]::α [ProductDefinitional]::α [ShapeRepresentations]::α+ [PartOfProductDefinitionShape]::α
IfcShapeModel ::=
	[OfShapeAspect]::α
IfcShapeRepresentation ::=
	ε
IfcShellBasedSurfaceModel ::=
	[SbsmBoundary]::α+
IfcSimpleProperty ::=
	ε
IfcSite ::=
	[RefLatitude]::α [RefLongitude]::α [RefElevation]::α [LandTitleNumber]::α [SiteAddress]::α
IfcSlab ::=
	[PredefinedType]::α
IfcSlabType ::=
	[PredefinedType]::α
IfcSlippageConnectionCondition ::=
	[SlippageX]::α [SlippageY]::α [SlippageZ]::α
IfcSolidModel ::=
	ε
IfcSoundProperties ::=
	[IsAttenuating]::α [SoundScale]::α [SoundValues]::α
IfcSoundValue ::=
	[SoundLevelSingleValue]::α [SoundLevelTimeSeries]::α [Frequency]::α
IfcSpace ::=
	[InteriorOrExteriorSpace]::α [ElevationWithFlooring]::α [HasCoverings]::α [BoundedBy]::α
IfcSpaceHeaterType ::=
	[PredefinedType]::α
IfcSpaceProgram ::=
	[SpaceProgramIdentifier]::α [MaxRequiredArea]::α [MinRequiredArea]::α [StandardRequiredArea]::α [HasInteractionReqsFrom]::α [HasInteractionReqsTo]::α [RequestedLocation]::α
IfcSpaceThermalLoadProperties ::=
	[ApplicableValueRatio]::α [ThermalLoadSource]::α [PropertySource]::α [SourceDescription]::α [MaximumValue]::α [MinimumValue]::α [UserDefinedThermalLoadSource]::α [UserDefinedPropertySource]::α [ThermalLoadType]::α [ThermalLoadTimeSeriesValues]::α
IfcSpaceType ::=
	[PredefinedType]::α
IfcSpatialStructureElement ::=
	[LongName]::α [CompositionType]::α [ReferencesElements]::α [ServicedBySystems]::α [ContainsElements]::α
IfcSpatialStructureElementType ::=
	ε
IfcSphere ::=
	[Radius]::α
IfcStackTerminalType ::=
	[PredefinedType]::α
IfcStair ::=
	[ShapeType]::α
IfcStairFlight ::=
	[NumberOfRiser]::α [NumberOfTreads]::α [RiserHeight]::α [TreadLength]::α
IfcStairFlightType ::=
	[PredefinedType]::α
IfcStructuralAction ::=
	[CausedBy]::α [DestabilizingLoad]::α
IfcStructuralActivity ::=
	[AssignedToStructuralItem]::α [AppliedLoad]::α [GlobalOrLocal]::α
IfcStructuralAnalysisModel ::=
	[OrientationOf2DPlane]::α [LoadedBy]::α+ [HasResults]::α+ [PredefinedType]::α
IfcStructuralConnection ::=
	[ConnectsStructuralMembers]::α [AppliedCondition]::α
IfcStructuralConnectionCondition ::=
	[Name]::α
IfcStructuralCurveConnection ::=
	ε
IfcStructuralCurveMember ::=
	[PredefinedType]::α
IfcStructuralCurveMemberVarying ::=
	ε
IfcStructuralItem ::=
	ε
IfcStructuralLinearAction ::=
	[ProjectedOrTrue]::α
IfcStructuralLinearActionVarying ::=
	[VaryingAppliedLoadLocation]::α [SubsequentAppliedLoads]::α+
IfcStructuralLoad ::=
	[Name]::α
IfcStructuralLoadGroup ::=
	[PredefinedType]::α [ActionType]::α [ActionSource]::α [Coefficient]::α [Purpose]::α [SourceOfResultGroup]::α [LoadGroupFor]::α
IfcStructuralLoadLinearForce ::=
	[LinearForceX]::α [LinearForceY]::α [LinearForceZ]::α [LinearMomentX]::α [LinearMomentY]::α [LinearMomentZ]::α
IfcStructuralLoadPlanarForce ::=
	[PlanarForceX]::α [PlanarForceY]::α [PlanarForceZ]::α
IfcStructuralLoadSingleDisplacement ::=
	[DisplacementX]::α [DisplacementY]::α [DisplacementZ]::α [RotationalDisplacementRX]::α [RotationalDisplacementRY]::α [RotationalDisplacementRZ]::α
IfcStructuralLoadSingleDisplacementDistortion ::=
	[Distortion]::α
IfcStructuralLoadSingleForce ::=
	[ForceX]::α [ForceY]::α [ForceZ]::α [MomentX]::α [MomentY]::α [MomentZ]::α
IfcStructuralLoadSingleForceWarping ::=
	[WarpingMoment]::α
IfcStructuralLoadStatic ::=
	ε
IfcStructuralLoadTemperature ::=
	[DeltaT_Constant]::α [DeltaT_Y]::α [DeltaT_Z]::α
IfcStructuralMember ::=
	[ReferencesElement]::α [ConnectedBy]::α
IfcStructuralPlanarAction ::=
	[ProjectedOrTrue]::α
IfcStructuralPlanarActionVarying ::=
	[VaryingAppliedLoadLocation]::α [SubsequentAppliedLoads]::α
IfcStructuralPointAction ::=
	ε
IfcStructuralPointConnection ::=
	ε
IfcStructuralPointReaction ::=
	ε
IfcStructuralProfileProperties ::=
	[TorsionalConstantX]::α [MomentOfInertiaYZ]::α [MomentOfInertiaY]::α [MomentOfInertiaZ]::α [WarpingConstant]::α [ShearCentreZ]::α [ShearCentreY]::α [ShearDeformationAreaZ]::α [ShearDeformationAreaY]::α [MaximumSectionModulusY]::α [MinimumSectionModulusY]::α [MaximumSectionModulusZ]::α [MinimumSectionModulusZ]::α [TorsionalSectionModulus]::α [CentreOfGravityInX]::α [CentreOfGravityInY]::α
IfcStructuralReaction ::=
	[Causes]::α
IfcStructuralResultGroup ::=
	[TheoryType]::α [IsLinear]::α [ResultGroupFor]::α [ResultForLoadGroup]::α
IfcStructuralSteelProfileProperties ::=
	[ShearAreaZ]::α [ShearAreaY]::α [PlasticShapeFactorY]::α [PlasticShapeFactorZ]::α
IfcStructuralSurfaceConnection ::=
	ε
IfcStructuralSurfaceMember ::=
	[PredefinedType]::α [Thickness]::α
IfcStructuralSurfaceMemberVarying ::=
	[VaryingThicknessLocation]::α [SubsequentThickness]::α
IfcStructuredDimensionCallout ::=
	ε
IfcStyleModel ::=
	ε
IfcStyledItem ::=
	[Item]::α [Styles]::α+ [Name]::α
IfcStyledRepresentation ::=
	ε
IfcSubContractResource ::=
	[SubContractor]::α [JobDescription]::α
IfcSubedge ::=
	[ParentEdge]::α
IfcSurface ::=
	ε
IfcSurfaceCurveSweptAreaSolid ::=
	[StartParam]::α [EndParam]::α [Directrix]::α [ReferenceSurface]::α
IfcSurfaceOfLinearExtrusion ::=
	[ExtrudedDirection]::α [Depth]::α
IfcSurfaceOfRevolution ::=
	[AxisPosition]::α
IfcSurfaceStyle ::=
	[Styles]::α [Side]::α
IfcSurfaceStyleLighting ::=
	[DiffuseTransmissionColour]::α [DiffuseReflectionColour]::α [TransmissionColour]::α [ReflectanceColour]::α
IfcSurfaceStyleRefraction ::=
	[RefractionIndex]::α [DispersionFactor]::α
IfcSurfaceStyleRendering ::=
	[Transparency]::α [ReflectanceMethod]::α [DiffuseColour]::α [TransmissionColour]::α [DiffuseTransmissionColour]::α [ReflectionColour]::α [SpecularColour]::α [SpecularHighlight]::α
IfcSurfaceStyleShading ::=
	[SurfaceColour]::α
IfcSurfaceStyleWithTextures ::=
	[Textures]::α+
IfcSurfaceTexture ::=
	[RepeatS]::α [RepeatT]::α [TextureType]::α [TextureTransform]::α
IfcSweptAreaSolid ::=
	[SweptArea]::α [Position]::α
IfcSweptDiskSolid ::=
	[Radius]::α [InnerRadius]::α [StartParam]::α [EndParam]::α [Directrix]::α
IfcSweptSurface ::=
	[SweptCurve]::α [Position]::α
IfcSwitchingDeviceType ::=
	[PredefinedType]::α
IfcSymbolStyle ::=
	[StyleOfSymbol]::α
IfcSystem ::=
	[ServicesBuildings]::α
IfcSystemFurnitureElementType ::=
	ε
IfcTShapeProfileDef ::=
	[Depth]::α [FlangeWidth]::α [WebThickness]::α [FlangeThickness]::α [FilletRadius]::α [FlangeEdgeRadius]::α [WebEdgeRadius]::α [WebSlope]::α [FlangeSlope]::α [CentreOfGravityInY]::α
IfcTable ::=
	[Rows]::α+ [Name]::α
IfcTableRow ::=
	[RowCells]::α+ [OfTable]::α [IsHeading]::α
IfcTankType ::=
	[PredefinedType]::α
IfcTask ::=
	[TaskId]::α [Status]::α [WorkMethod]::α [IsMilestone]::α [Priority]::α
IfcTelecomAddress ::=
	[TelephoneNumbers]::α+ [FacsimileNumbers]::α+ [PagerNumber]::α [ElectronicMailAddresses]::α+ [WWWHomePageURL]::α
IfcTendon ::=
	[PredefinedType]::α [NominalDiameter]::α [CrossSectionArea]::α [TensionForce]::α [PreStress]::α [FrictionCoefficient]::α [AnchorageSlip]::α [MinCurvatureRadius]::α
IfcTendonAnchor ::=
	ε
IfcTerminatorSymbol ::=
	[AnnotatedCurve]::α
IfcTextLiteral ::=
	[Literal]::α [Path]::α [Placement]::α
IfcTextLiteralWithExtent ::=
	[Extent]::α [BoxAlignment]::α
IfcTextStyle ::=
	[TextCharacterAppearance]::α [TextStyle]::α [TextFontStyle]::α
IfcTextStyleFontModel ::=
	[FontFamily]::α+ [FontStyle]::α [FontVariant]::α [FontWeight]::α [FontSize]::α
IfcTextStyleForDefinedFont ::=
	[Colour]::α [BackgroundColour]::α
IfcTextStyleTextModel ::=
	[TextAlign]::α [TextDecoration]::α [TextTransform]::α [TextIndent]::α [LetterSpacing]::α [WordSpacing]::α [LineHeight]::α
IfcTextStyleWithBoxCharacteristics ::=
	[BoxHeight]::α [BoxWidth]::α [BoxSlantAngle]::α [BoxRotateAngle]::α [CharacterSpacing]::α
IfcTextureCoordinate ::=
	[AnnotatedSurface]::α
IfcTextureCoordinateGenerator ::=
	[Parameter]::α+ [Mode]::α
IfcTextureMap ::=
	[TextureMaps]::α+
IfcTextureVertex ::=
	[Coordinates]::α
IfcThermalMaterialProperties ::=
	[SpecificHeatCapacity]::α [BoilingPoint]::α [FreezingPoint]::α [ThermalConductivity]::α
IfcTimeSeries ::=
	[Name]::α [Description]::α [TimeSeriesDataType]::α [DataOrigin]::α [UserDefinedDataOrigin]::α [DocumentedBy]::α [StartTime]::α [EndTime]::α [Unit]::α
IfcTimeSeriesReferenceRelationship ::=
	[ReferencedTimeSeries]::α [TimeSeriesReferences]::α+
IfcTimeSeriesSchedule ::=
	[ApplicableDates]::α+ [TimeSeries]::α [TimeSeriesScheduleType]::α
IfcTimeSeriesValue ::=
	[ListValues]::α+
IfcTopologicalRepresentationItem ::=
	ε
IfcTopologyRepresentation ::=
	ε
IfcTransformerType ::=
	[PredefinedType]::α
IfcTransportElement ::=
	[OperationType]::α [CapacityByWeight]::α [CapacityByNumber]::α
IfcTransportElementType ::=
	[PredefinedType]::α
IfcTrapeziumProfileDef ::=
	[BottomXDim]::α [TopXDim]::α [YDim]::α [TopXOffset]::α
IfcTrimmedCurve ::=
	[SenseAgreement]::α [MasterRepresentation]::α [Trim1]::α [Trim2]::α [BasisCurve]::α
IfcTubeBundleType ::=
	[PredefinedType]::α
IfcTwoDirectionRepeatFactor ::=
	[SecondRepeatFactor]::α
IfcTypeObject ::=
	[ObjectTypeOf]::α [HasPropertySets]::α+ [ApplicableOccurrence]::α
IfcTypeProduct ::=
	[RepresentationMaps]::α+ [Tag]::α
IfcUShapeProfileDef ::=
	[Depth]::α [FlangeWidth]::α [WebThickness]::α [FlangeThickness]::α [FilletRadius]::α [EdgeRadius]::α [FlangeSlope]::α [CentreOfGravityInX]::α
IfcUnitAssignment ::=
	[Units]::α+
IfcUnitaryEquipmentType ::=
	[PredefinedType]::α
IfcValveType ::=
	[PredefinedType]::α
IfcVector ::=
	[Orientation]::α [Magnitude]::α
IfcVertex ::=
	ε
IfcVertexBasedTextureMap ::=
	[TextureVertices]::α [TexturePoints]::α
IfcVertexLoop ::=
	[LoopVertex]::α
IfcVertexPoint ::=
	[VertexGeometry]::α
IfcVibrationIsolatorType ::=
	[PredefinedType]::α
IfcVirtualElement ::=
	ε
IfcVirtualGridIntersection ::=
	[IntersectingAxes]::α [OffsetDistances]::α
IfcWall ::=
	ε
IfcWallStandardCase ::=
	ε
IfcWallType ::=
	[PredefinedType]::α
IfcWasteTerminalType ::=
	[PredefinedType]::α
IfcWaterProperties ::=
	[IsPotable]::α [Hardness]::α [AlkalinityConcentration]::α [AcidityConcentration]::α [ImpuritiesContent]::α [PHLevel]::α [DissolvedSolidsContent]::α
IfcWindow ::=
	[OverallHeight]::α [OverallWidth]::α
IfcWindowLiningProperties ::=
	[LiningDepth]::α [LiningThickness]::α [TransomThickness]::α [MullionThickness]::α [FirstTransomOffset]::α [SecondTransomOffset]::α [FirstMullionOffset]::α [SecondMullionOffset]::α [ShapeAspectStyle]::α
IfcWindowPanelProperties ::=
	[OperationType]::α [PanelPosition]::α [FrameDepth]::α [FrameThickness]::α [ShapeAspectStyle]::α
IfcWindowStyle ::=
	[ConstructionType]::α [OperationType]::α [ParameterTakesPrecedence]::α [Sizeable]::α
IfcWorkControl ::=
	[Identifier]::α [Purpose]::α [Duration]::α [TotalFloat]::α [WorkControlType]::α [UserDefinedControlType]::α [CreationDate]::α [Creators]::α+ [StartTime]::α [FinishTime]::α
IfcWorkPlan ::=
	ε
IfcWorkSchedule ::=
	ε
IfcZShapeProfileDef ::=
	[Depth]::α [FlangeWidth]::α [WebThickness]::α [FlangeThickness]::α [FilletRadius]::α [EdgeRadius]::α
IfcZone ::=
	ε
IfcActionSourceTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[BRAKES]::ε
	[RAIN]::ε
	[WAVE]::ε
	[CURRENT]::ε
	[ICE]::ε
	[BUOYANCY]::ε
	[LACK_OF_FIT]::ε
	[CREEP]::ε
	[SHRINKAGE]::ε
	[SYSTEM_IMPERFECTION]::ε
	[PROPPING]::ε
	[ERECTION]::ε
	[TRANSPORT]::ε
	[IMPACT]::ε
	[IMPULSE]::ε
	[FIRE]::ε
	[EARTHQUAKE_E]::ε
	[TEMPERATURE_T]::ε
	[SETTLEMENT_U]::ε
	[PRESTRESSING_P]::ε
	[WIND_W]::ε
	[SNOW_S]::ε
	[LIVE_LOAD_Q]::ε
	[COMPLETION_G1]::ε
	[DEAD_LOAD_G]::ε
IfcActionTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[EXTRAORDINARY_A]::ε
	[VARIABLE_Q]::ε
	[PERMANENT_G]::ε
IfcActuatorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[THERMOSTATICACTUATOR]::ε
	[PNEUMATICACTUATOR]::ε
	[HYDRAULICACTUATOR]::ε
	[HANDOPERATEDACTUATOR]::ε
	[ELECTRICACTUATOR]::ε
IfcAddressTypeEnum ::=
	[USERDEFINED]::ε
	[DISTRIBUTIONPOINT]::ε
	[HOME]::ε
	[SITE]::ε
	[OFFICE]::ε
IfcAheadOrBehind ::=
	[BEHIND]::ε
	[AHEAD]::ε
IfcAirTerminalBoxTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[VARIABLEFLOWPRESSUREINDEPENDANT]::ε
	[VARIABLEFLOWPRESSUREDEPENDANT]::ε
	[CONSTANTFLOW]::ε
IfcAirTerminalTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[LINEARDIFFUSER]::ε
	[LINEARGRILLE]::ε
	[IRIS]::ε
	[EYEBALL]::ε
	[DIFFUSER]::ε
	[REGISTER]::ε
	[GRILLE]::ε
IfcAirToAirHeatRecoveryTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[THERMOSIPHONCOILTYPEHEATEXCHANGERS]::ε
	[THERMOSIPHONSEALEDTUBEHEATEXCHANGERS]::ε
	[TWINTOWERENTHALPYRECOVERYLOOPS]::ε
	[HEATPIPE]::ε
	[RUNAROUNDCOILLOOP]::ε
	[ROTARYWHEEL]::ε
	[FIXEDPLATEPARALLELFLOWEXCHANGER]::ε
	[FIXEDPLATECROSSFLOWEXCHANGER]::ε
	[FIXEDPLATECOUNTERFLOWEXCHANGER]::ε
IfcAlarmTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WHISTLE]::ε
	[SIREN]::ε
	[MANUALPULLBOX]::ε
	[LIGHT]::ε
	[BREAKGLASSBUTTON]::ε
	[BELL]::ε
IfcAnalysisModelTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[LOADING_3D]::ε
	[OUT_PLANE_LOADING_2D]::ε
	[IN_PLANE_LOADING_2D]::ε
IfcAnalysisTheoryTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[FULL_NONLINEAR_THEORY]::ε
	[THIRD_ORDER_THEORY]::ε
	[SECOND_ORDER_THEORY]::ε
	[FIRST_ORDER_THEORY]::ε
IfcArithmeticOperatorEnum ::=
	[SUBTRACT]::ε
	[MULTIPLY]::ε
	[DIVIDE]::ε
	[ADD]::ε
IfcAssemblyPlaceEnum ::=
	[NOTDEFINED]::ε
	[FACTORY]::ε
	[SITE]::ε
IfcBSplineCurveForm ::=
	[UNSPECIFIED]::ε
	[HYPERBOLIC_ARC]::ε
	[PARABOLIC_ARC]::ε
	[ELLIPTIC_ARC]::ε
	[CIRCULAR_ARC]::ε
	[POLYLINE_FORM]::ε
IfcBeamTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[T_BEAM]::ε
	[LINTEL]::ε
	[JOIST]::ε
	[BEAM]::ε
IfcBenchmarkEnum ::=
	[NOTEQUALTO]::ε
	[EQUALTO]::ε
	[LESSTHANOREQUALTO]::ε
	[LESSTHAN]::ε
	[GREATERTHANOREQUALTO]::ε
	[GREATERTHAN]::ε
IfcBoilerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[STEAM]::ε
	[WATER]::ε
IfcBooleanOperator ::=
	[DIFFERENCE]::ε
	[INTERSECTION]::ε
	[UNION]::ε
IfcBuildingElementProxyTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
IfcCableCarrierFittingTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TEE]::ε
	[REDUCER]::ε
	[CROSS]::ε
	[BEND]::ε
IfcCableCarrierSegmentTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[CONDUITSEGMENT]::ε
	[CABLETRUNKINGSEGMENT]::ε
	[CABLETRAYSEGMENT]::ε
	[CABLELADDERSEGMENT]::ε
IfcCableSegmentTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[CONDUCTORSEGMENT]::ε
	[CABLESEGMENT]::ε
IfcChangeActionEnum ::=
	[MODIFIEDDELETED]::ε
	[MODIFIEDADDED]::ε
	[DELETED]::ε
	[ADDED]::ε
	[MODIFIED]::ε
	[NOCHANGE]::ε
IfcChillerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[HEATRECOVERY]::ε
	[WATERCOOLED]::ε
	[AIRCOOLED]::ε
IfcCoilTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[GASHEATINGCOIL]::ε
	[ELECTRICHEATINGCOIL]::ε
	[WATERHEATINGCOIL]::ε
	[STEAMHEATINGCOIL]::ε
	[WATERCOOLINGCOIL]::ε
	[DXCOOLINGCOIL]::ε
IfcColumnTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[COLUMN]::ε
IfcCompressorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TWINSCREW]::ε
	[SINGLESCREW]::ε
	[ROTARYVANE]::ε
	[ROLLINGPISTON]::ε
	[WELDEDSHELLHERMETIC]::ε
	[SEMIHERMETIC]::ε
	[HERMETIC]::ε
	[OPENTYPE]::ε
	[BOOSTER]::ε
	[SINGLESTAGE]::ε
	[TROCHOIDAL]::ε
	[SCROLL]::ε
	[ROTARY]::ε
	[RECIPROCATING]::ε
	[DYNAMIC]::ε
IfcCondenserTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[EVAPORATIVECOOLED]::ε
	[AIRCOOLED]::ε
	[WATERCOOLEDBRAZEDPLATE]::ε
	[WATERCOOLEDTUBEINTUBE]::ε
	[WATERCOOLEDSHELLCOIL]::ε
	[WATERCOOLEDSHELLTUBE]::ε
IfcConnectionTypeEnum ::=
	[NOTDEFINED]::ε
	[ATEND]::ε
	[ATSTART]::ε
	[ATPATH]::ε
IfcConstraintEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ADVISORY]::ε
	[SOFT]::ε
	[HARD]::ε
IfcControllerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TWOPOSITION]::ε
	[TIMEDTWOPOSITION]::ε
	[PROPORTIONALINTEGRALDERIVATIVE]::ε
	[PROPORTIONALINTEGRAL]::ε
	[PROPORTIONAL]::ε
	[FLOATING]::ε
IfcCooledBeamTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PASSIVE]::ε
	[ACTIVE]::ε
IfcCoolingTowerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[MECHANICALFORCEDDRAFT]::ε
	[MECHANICALINDUCEDDRAFT]::ε
	[NATURALDRAFT]::ε
IfcCostScheduleTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SCHEDULEOFRATES]::ε
	[UNPRICEDBILLOFQUANTITIES]::ε
	[PRICEDBILLOFQUANTITIES]::ε
	[TENDER]::ε
	[ESTIMATE]::ε
	[COSTPLAN]::ε
	[BUDGET]::ε
IfcCoveringTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WRAPPING]::ε
	[SLEEVING]::ε
	[MEMBRANE]::ε
	[INSULATION]::ε
	[ROOFING]::ε
	[CLADDING]::ε
	[FLOORING]::ε
	[CEILING]::ε
IfcCurrencyEnum ::=
	[NOK]::ε
	[ZWD]::ε
	[ZAR]::ε
	[XEU]::ε
	[VND]::ε
	[VEB]::ε
	[USD]::ε
	[TWD]::ε
	[TTD]::ε
	[TRL]::ε
	[THB]::ε
	[SKP]::ε
	[SGD]::ε
	[SEK]::ε
	[SCR]::ε
	[SAR]::ε
	[RUR]::ε
	[QAR]::ε
	[PTN]::ε
	[PLN]::ε
	[PKR]::ε
	[PHP]::ε
	[PGK]::ε
	[OMR]::ε
	[NZD]::ε
	[NLG]::ε
	[MYR]::ε
	[MXN]::ε
	[MUR]::ε
	[MTL]::ε
	[LUF]::ε
	[LKR]::ε
	[KYD]::ε
	[KWD]::ε
	[KRW]::ε
	[KES]::ε
	[JPY]::ε
	[JOD]::ε
	[JMD]::ε
	[ITL]::ε
	[IRP]::ε
	[INR]::ε
	[ILS]::ε
	[IDR]::ε
	[ICK]::ε
	[HUF]::ε
	[HKD]::ε
	[GRX]::ε
	[GMD]::ε
	[GIP]::ε
	[GBP]::ε
	[FRF]::ε
	[FKP]::ε
	[FJD]::ε
	[FIM]::ε
	[FAK]::ε
	[EUR]::ε
	[EST]::ε
	[EGL]::ε
	[DKK]::ε
	[DEM]::ε
	[DDP]::ε
	[CZK]::ε
	[CYS]::ε
	[CNY]::ε
	[CLP]::ε
	[CHF]::ε
	[CBD]::ε
	[CAD]::ε
	[BZD]::ε
	[BWP]::ε
	[BSD]::ε
	[BRL]::ε
	[BND]::ε
	[BMD]::ε
	[BHD]::ε
	[BGL]::ε
	[BEG]::ε
	[BBD]::ε
	[AUD]::ε
	[ATS]::ε
	[AES]::ε
	[AED]::ε
IfcCurtainWallTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
IfcDamperTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[FUMEHOODEXHAUST]::ε
	[BALANCINGDAMPER]::ε
	[GRAVITYRELIEFDAMPER]::ε
	[GRAVITYDAMPER]::ε
	[BLASTDAMPER]::ε
	[RELIEFDAMPER]::ε
	[BACKDRAFTDAMPER]::ε
	[FIRESMOKEDAMPER]::ε
	[SMOKEDAMPER]::ε
	[FIREDAMPER]::ε
	[CONTROLDAMPER]::ε
IfcDataOriginEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SIMULATED]::ε
	[PREDICTED]::ε
	[MEASURED]::ε
IfcDerivedUnitEnum ::=
	[USERDEFINED]::ε
	[WARPINGMOMENTUNIT]::ε
	[WARPINGCONSTANTUNIT]::ε
	[THERMALEXPANSIONCOEFFICIENTUNIT]::ε
	[TEMPERATUREGRADIENTUNIT]::ε
	[SOUNDPRESSUREUNIT]::ε
	[SOUNDPOWERUNIT]::ε
	[SECTIONMODULUSUNIT]::ε
	[SECTIONAREAINTEGRALUNIT]::ε
	[ROTATIONALMASSUNIT]::ε
	[PHUNIT]::ε
	[MODULUSOFROTATIONALSUBGRADEREACTIONUNIT]::ε
	[MODULUSOFLINEARSUBGRADEREACTIONUNIT]::ε
	[MASSPERLENGTHUNIT]::ε
	[LUMINOUSINTENSITYDISTRIBUTIONUNIT]::ε
	[IONCONCENTRATIONUNIT]::ε
	[HEATINGVALUEUNIT]::ε
	[CURVATUREUNIT]::ε
	[ACCELERATIONUNIT]::ε
	[MODULUSOFSUBGRADEREACTIONUNIT]::ε
	[ROTATIONALSTIFFNESSUNIT]::ε
	[LINEARSTIFFNESSUNIT]::ε
	[SHEARMODULUSUNIT]::ε
	[MODULUSOFELASTICITYUNIT]::ε
	[PLANARFORCEUNIT]::ε
	[LINEARFORCEUNIT]::ε
	[LINEARMOMENTUNIT]::ε
	[MOMENTOFINERTIAUNIT]::ε
	[TORQUEUNIT]::ε
	[ROTATIONALFREQUENCYUNIT]::ε
	[VOLUMETRICFLOWRATEUNIT]::ε
	[VAPORPERMEABILITYUNIT]::ε
	[THERMALTRANSMITTANCEUNIT]::ε
	[THERMALRESISTANCEUNIT]::ε
	[THERMALCONDUCTANCEUNIT]::ε
	[THERMALADMITTANCEUNIT]::ε
	[SPECIFICHEATCAPACITYUNIT]::ε
	[MOLECULARWEIGHTUNIT]::ε
	[MOISTUREDIFFUSIVITYUNIT]::ε
	[MASSFLOWRATEUNIT]::ε
	[MASSDENSITYUNIT]::ε
	[LINEARVELOCITYUNIT]::ε
	[KINEMATICVISCOSITYUNIT]::ε
	[ISOTHERMALMOISTURECAPACITYUNIT]::ε
	[INTEGERCOUNTRATEUNIT]::ε
	[HEATFLUXDENSITYUNIT]::ε
	[DYNAMICVISCOSITYUNIT]::ε
	[COMPOUNDPLANEANGLEUNIT]::ε
	[ANGULARVELOCITYUNIT]::ε
IfcDimensionExtentUsage ::=
	[TARGET]::ε
	[ORIGIN]::ε
IfcDirectionSenseEnum ::=
	[NEGATIVE]::ε
	[POSITIVE]::ε
IfcDistributionChamberElementTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[VALVECHAMBER]::ε
	[TRENCH]::ε
	[SUMP]::ε
	[METERCHAMBER]::ε
	[MANHOLE]::ε
	[INSPECTIONPIT]::ε
	[INSPECTIONCHAMBER]::ε
	[FORMEDDUCT]::ε
IfcDocumentConfidentialityEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PERSONAL]::ε
	[CONFIDENTIAL]::ε
	[RESTRICTED]::ε
	[PUBLIC]::ε
IfcDocumentStatusEnum ::=
	[NOTDEFINED]::ε
	[REVISION]::ε
	[FINAL]::ε
	[FINALDRAFT]::ε
	[DRAFT]::ε
IfcDoorPanelOperationEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ROLLINGUP]::ε
	[REVOLVING]::ε
	[FOLDING]::ε
	[SLIDING]::ε
	[DOUBLE_ACTING]::ε
	[SWINGING]::ε
IfcDoorPanelPositionEnum ::=
	[NOTDEFINED]::ε
	[RIGHT]::ε
	[MIDDLE]::ε
	[LEFT]::ε
IfcDoorStyleConstructionEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PLASTIC]::ε
	[ALUMINIUM_PLASTIC]::ε
	[ALUMINIUM_WOOD]::ε
	[WOOD]::ε
	[STEEL]::ε
	[HIGH_GRADE_STEEL]::ε
	[ALUMINIUM]::ε
IfcDoorStyleOperationEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ROLLINGUP]::ε
	[REVOLVING]::ε
	[DOUBLE_DOOR_FOLDING]::ε
	[FOLDING_TO_RIGHT]::ε
	[FOLDING_TO_LEFT]::ε
	[DOUBLE_DOOR_SLIDING]::ε
	[SLIDING_TO_RIGHT]::ε
	[SLIDING_TO_LEFT]::ε
	[DOUBLE_DOOR_DOUBLE_SWING]::ε
	[DOUBLE_SWING_RIGHT]::ε
	[DOUBLE_SWING_LEFT]::ε
	[DOUBLE_DOOR_SINGLE_SWING_OPPOSITE_RIGHT]::ε
	[DOUBLE_DOOR_SINGLE_SWING_OPPOSITE_LEFT]::ε
	[DOUBLE_DOOR_SINGLE_SWING]::ε
	[SINGLE_SWING_RIGHT]::ε
	[SINGLE_SWING_LEFT]::ε
IfcDuctFittingTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TRANSITION]::ε
	[OBSTRUCTION]::ε
	[JUNCTION]::ε
	[EXIT]::ε
	[ENTRY]::ε
	[CONNECTOR]::ε
	[BEND]::ε
IfcDuctSegmentTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[FLEXIBLESEGMENT]::ε
	[RIGIDSEGMENT]::ε
IfcDuctSilencerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ROUND]::ε
	[RECTANGULAR]::ε
	[FLATOVAL]::ε
IfcElectricApplianceTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WATERCOOLER]::ε
	[WATERHEATER]::ε
	[WASHINGMACHINE]::ε
	[VENDINGMACHINE]::ε
	[TV]::ε
	[TUMBLEDRYER]::ε
	[TELEPHONE]::ε
	[SCANNER]::ε
	[RADIANTHEATER]::ε
	[REFRIGERATOR]::ε
	[PRINTER]::ε
	[PHOTOCOPIER]::ε
	[MICROWAVE]::ε
	[INDIRECTWATERHEATER]::ε
	[HANDDRYER]::ε
	[FRIDGE_FREEZER]::ε
	[FREEZER]::ε
	[FREESTANDINGFAN]::ε
	[FACSIMILE]::ε
	[ELECTRICHEATER]::ε
	[ELECTRICCOOKER]::ε
	[DISHWASHER]::ε
	[DIRECTWATERHEATER]::ε
	[COMPUTER]::ε
IfcElectricCurrentEnum ::=
	[NOTDEFINED]::ε
	[DIRECT]::ε
	[ALTERNATING]::ε
IfcElectricDistributionPointFunctionEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SWITCHBOARD]::ε
	[MOTORCONTROLCENTRE]::ε
	[MIMICPANEL]::ε
	[INDICATORPANEL]::ε
	[GASDETECTORPANEL]::ε
	[DISTRIBUTIONBOARD]::ε
	[CONTROLPANEL]::ε
	[CONSUMERUNIT]::ε
	[ALARMPANEL]::ε
IfcElectricFlowStorageDeviceTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[UPS]::ε
	[INDUCTORBANK]::ε
	[HARMONICFILTER]::ε
	[CAPACITORBANK]::ε
	[BATTERY]::ε
IfcElectricGeneratorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
IfcElectricHeaterTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ELECTRICMATHEATER]::ε
	[ELECTRICCABLEHEATER]::ε
	[ELECTRICPOINTHEATER]::ε
IfcElectricMotorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SYNCHRONOUS]::ε
	[RELUCTANCESYNCHRONOUS]::ε
	[POLYPHASE]::ε
	[INDUCTION]::ε
	[DC]::ε
IfcElectricTimeControlTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[RELAY]::ε
	[TIMEDELAY]::ε
	[TIMECLOCK]::ε
IfcElementAssemblyTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TRUSS]::ε
	[SLAB_FIELD]::ε
	[RIGID_FRAME]::ε
	[REINFORCEMENT_UNIT]::ε
	[GIRDER]::ε
	[BRACED_FRAME]::ε
	[BEAM_GRID]::ε
	[ARCH]::ε
	[ACCESSORY_ASSEMBLY]::ε
IfcElementCompositionEnum ::=
	[PARTIAL]::ε
	[ELEMENT]::ε
	[COMPLEX]::ε
IfcEnergySequenceEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[AUXILIARY]::ε
	[TERTIARY]::ε
	[SECONDARY]::ε
	[PRIMARY]::ε
IfcEnvironmentalImpactCategoryEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TRANSPORTATION]::ε
	[MANUFACTURE]::ε
	[INSTALLATION]::ε
	[EXTRACTION]::ε
	[DISPOSAL]::ε
	[COMBINEDVALUE]::ε
IfcEvaporativeCoolerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[INDIRECTDIRECTCOMBINATION]::ε
	[INDIRECTEVAPORATIVECOOLINGTOWERORCOILCOOLER]::ε
	[INDIRECTEVAPORATIVEWETCOIL]::ε
	[INDIRECTEVAPORATIVEPACKAGEAIRCOOLER]::ε
	[DIRECTEVAPORATIVEAIRWASHER]::ε
	[DIRECTEVAPORATIVEPACKAGEDROTARYAIRCOOLER]::ε
	[DIRECTEVAPORATIVESLINGERSPACKAGEDAIRCOOLER]::ε
	[DIRECTEVAPORATIVERIGIDMEDIAAIRCOOLER]::ε
	[DIRECTEVAPORATIVERANDOMMEDIAAIRCOOLER]::ε
IfcEvaporatorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SHELLANDCOIL]::ε
	[FLOODEDSHELLANDTUBE]::ε
	[DIRECTEXPANSIONBRAZEDPLATE]::ε
	[DIRECTEXPANSIONTUBEINTUBE]::ε
	[DIRECTEXPANSIONSHELLANDTUBE]::ε
IfcFanTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PROPELLORAXIAL]::ε
	[VANEAXIAL]::ε
	[TUBEAXIAL]::ε
	[CENTRIFUGALAIRFOIL]::ε
	[CENTRIFUGALBACKWARDINCLINEDCURVED]::ε
	[CENTRIFUGALRADIAL]::ε
	[CENTRIFUGALFORWARDCURVED]::ε
IfcFilterTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WATERFILTER]::ε
	[STRAINER]::ε
	[OILFILTER]::ε
	[ODORFILTER]::ε
	[AIRPARTICLEFILTER]::ε
IfcFireSuppressionTerminalTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SPRINKLERDEFLECTOR]::ε
	[SPRINKLER]::ε
	[HOSEREEL]::ε
	[FIREHYDRANT]::ε
	[BREECHINGINLET]::ε
IfcFlowDirectionEnum ::=
	[NOTDEFINED]::ε
	[SOURCEANDSINK]::ε
	[SINK]::ε
	[SOURCE]::ε
IfcFlowInstrumentTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[VOLTMETER_RMS]::ε
	[VOLTMETER_PEAK]::ε
	[PHASEANGLEMETER]::ε
	[POWERFACTORMETER]::ε
	[FREQUENCYMETER]::ε
	[AMMETER]::ε
	[THERMOMETER]::ε
	[PRESSUREGAUGE]::ε
IfcFlowMeterTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WATERMETER]::ε
	[OILMETER]::ε
	[GASMETER]::ε
	[FLOWMETER]::ε
	[ENERGYMETER]::ε
	[ELECTRICMETER]::ε
IfcFootingTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[STRIP_FOOTING]::ε
	[PILE_CAP]::ε
	[PAD_FOOTING]::ε
	[FOOTING_BEAM]::ε
IfcGasTerminalTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[GASBURNER]::ε
	[GASBOOSTER]::ε
	[GASAPPLIANCE]::ε
IfcGeometricProjectionEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ELEVATION_VIEW]::ε
	[SECTION_VIEW]::ε
	[REFLECTED_PLAN_VIEW]::ε
	[PLAN_VIEW]::ε
	[MODEL_VIEW]::ε
	[SKETCH_VIEW]::ε
	[GRAPH_VIEW]::ε
IfcGlobalOrLocalEnum ::=
	[LOCAL_COORDS]::ε
	[GLOBAL_COORDS]::ε
IfcHeatExchangerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SHELLANDTUBE]::ε
	[PLATE]::ε
IfcHumidifierTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ASSISTEDSTEAM]::ε
	[ASSISTEDBUTANE]::ε
	[ASSISTEDPROPANE]::ε
	[ASSISTEDNATURALGAS]::ε
	[ASSISTEDELECTRIC]::ε
	[ADIABATICCOMPRESSEDAIRNOZZLE]::ε
	[ADIABATICRIGIDMEDIA]::ε
	[ADIABATICULTRASONIC]::ε
	[ADIABATICATOMIZING]::ε
	[ADIABATICWETTEDELEMENT]::ε
	[ADIABATICPAN]::ε
	[ADIABATICAIRWASHER]::ε
	[STEAMINJECTION]::ε
IfcInternalOrExternalEnum ::=
	[NOTDEFINED]::ε
	[EXTERNAL]::ε
	[INTERNAL]::ε
IfcInventoryTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[FURNITUREINVENTORY]::ε
	[SPACEINVENTORY]::ε
	[ASSETINVENTORY]::ε
IfcJunctionBoxTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
IfcLampTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TUNGSTENFILAMENT]::ε
	[METALHALIDE]::ε
	[HIGHPRESSURESODIUM]::ε
	[HIGHPRESSUREMERCURY]::ε
	[FLUORESCENT]::ε
	[COMPACTFLUORESCENT]::ε
IfcLayerSetDirectionEnum ::=
	[AXIS3]::ε
	[AXIS2]::ε
	[AXIS1]::ε
IfcLightDistributionCurveEnum ::=
	[NOTDEFINED]::ε
	[TYPE_C]::ε
	[TYPE_B]::ε
	[TYPE_A]::ε
IfcLightEmissionSourceEnum ::=
	[NOTDEFINED]::ε
	[TUNGSTENFILAMENT]::ε
	[METALHALIDE]::ε
	[MAINVOLTAGEHALOGEN]::ε
	[LOWVOLTAGEHALOGEN]::ε
	[LOWPRESSURESODIUM]::ε
	[LIGHTEMITTINGDIODE]::ε
	[HIGHPRESSURESODIUM]::ε
	[HIGHPRESSUREMERCURY]::ε
	[FLUORESCENT]::ε
	[COMPACTFLUORESCENT]::ε
IfcLightFixtureTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[DIRECTIONSOURCE]::ε
	[POINTSOURCE]::ε
IfcLoadGroupTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[LOAD_COMBINATION]::ε
	[LOAD_COMBINATION_GROUP]::ε
	[LOAD_CASE]::ε
	[LOAD_GROUP]::ε
IfcLogicalOperatorEnum ::=
	[LOGICALOR]::ε
	[LOGICALAND]::ε
IfcMemberTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[STUD]::ε
	[STRUT]::ε
	[STRINGER]::ε
	[RAFTER]::ε
	[PURLIN]::ε
	[POST]::ε
	[PLATE]::ε
	[MULLION]::ε
	[MEMBER]::ε
	[COLLAR]::ε
	[CHORD]::ε
	[BRACE]::ε
IfcMotorConnectionTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[DIRECTDRIVE]::ε
	[COUPLING]::ε
	[BELTDRIVE]::ε
IfcNullStyle ::=
	[NULL]::ε
IfcObjectTypeEnum ::=
	[NOTDEFINED]::ε
	[PROJECT]::ε
	[GROUP]::ε
	[ACTOR]::ε
	[RESOURCE]::ε
	[CONTROL]::ε
	[PROCESS]::ε
	[PRODUCT]::ε
IfcObjectiveEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TRIGGERCONDITION]::ε
	[SPECIFICATION]::ε
	[REQUIREMENT]::ε
	[HEALTHANDSAFETY]::ε
	[DESIGNINTENT]::ε
	[CODECOMPLIANCE]::ε
IfcOccupantTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TENANT]::ε
	[OWNER]::ε
	[LETTINGAGENT]::ε
	[LESSOR]::ε
	[LESSEE]::ε
	[ASSIGNOR]::ε
	[ASSIGNEE]::ε
IfcOutletTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[POWEROUTLET]::ε
	[COMMUNICATIONSOUTLET]::ε
	[AUDIOVISUALOUTLET]::ε
IfcPermeableCoveringOperationEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SCREEN]::ε
	[LOUVER]::ε
	[GRILL]::ε
IfcPhysicalOrVirtualEnum ::=
	[NOTDEFINED]::ε
	[VIRTUAL]::ε
	[PHYSICAL]::ε
IfcPileConstructionEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PREFAB_STEEL]::ε
	[PRECAST_CONCRETE]::ε
	[COMPOSITE]::ε
	[CAST_IN_PLACE]::ε
IfcPileTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SUPPORT]::ε
	[FRICTION]::ε
	[COHESION]::ε
IfcPipeFittingTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TRANSITION]::ε
	[OBSTRUCTION]::ε
	[JUNCTION]::ε
	[EXIT]::ε
	[ENTRY]::ε
	[CONNECTOR]::ε
	[BEND]::ε
IfcPipeSegmentTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SPOOL]::ε
	[GUTTER]::ε
	[RIGIDSEGMENT]::ε
	[FLEXIBLESEGMENT]::ε
IfcPlateTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SHEET]::ε
	[CURTAIN_PANEL]::ε
IfcProcedureTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[STARTUP]::ε
	[SHUTDOWN]::ε
	[DIAGNOSTIC]::ε
	[CALIBRATION]::ε
	[ADVICE_WARNING]::ε
	[ADVICE_NOTE]::ε
	[ADVICE_CAUTION]::ε
IfcProfileTypeEnum ::=
	[AREA]::ε
	[CURVE]::ε
IfcProjectOrderRecordTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WORK]::ε
	[PURCHASE]::ε
	[MOVE]::ε
	[MAINTENANCE]::ε
	[CHANGE]::ε
IfcProjectOrderTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WORKORDER]::ε
	[PURCHASEORDER]::ε
	[MOVEORDER]::ε
	[MAINTENANCEWORKORDER]::ε
	[CHANGEORDER]::ε
IfcProjectedOrTrueLengthEnum ::=
	[TRUE_LENGTH]::ε
	[PROJECTED_LENGTH]::ε
IfcPropertySourceEnum ::=
	[NOTKNOWN]::ε
	[USERDEFINED]::ε
	[MEASURED]::ε
	[COMMISSIONING]::ε
	[ASBUILT]::ε
	[SIMULATED]::ε
	[DESIGNMINIMUM]::ε
	[DESIGNMAXIMUM]::ε
	[DESIGN]::ε
IfcProtectiveDeviceTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[VARISTOR]::ε
	[RESIDUALCURRENTSWITCH]::ε
	[RESIDUALCURRENTCIRCUITBREAKER]::ε
	[EARTHFAILUREDEVICE]::ε
	[CIRCUITBREAKER]::ε
	[FUSEDISCONNECTOR]::ε
IfcPumpTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[VERTICALTURBINE]::ε
	[VERTICALINLINE]::ε
	[SPLITCASE]::ε
	[ENDSUCTION]::ε
	[CIRCULATOR]::ε
IfcRailingTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[BALUSTRADE]::ε
	[GUARDRAIL]::ε
	[HANDRAIL]::ε
IfcRampFlightTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SPIRAL]::ε
	[STRAIGHT]::ε
IfcRampTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SPIRAL_RAMP]::ε
	[HALF_TURN_RAMP]::ε
	[TWO_QUARTER_TURN_RAMP]::ε
	[QUARTER_TURN_RAMP]::ε
	[TWO_STRAIGHT_RUN_RAMP]::ε
	[STRAIGHT_RUN_RAMP]::ε
IfcReflectanceMethodEnum ::=
	[NOTDEFINED]::ε
	[STRAUSS]::ε
	[PLASTIC]::ε
	[PHONG]::ε
	[MIRROR]::ε
	[METAL]::ε
	[MATT]::ε
	[GLASS]::ε
	[FLAT]::ε
	[BLINN]::ε
IfcReinforcingBarRoleEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[RING]::ε
	[EDGE]::ε
	[PUNCHING]::ε
	[STUD]::ε
	[LIGATURE]::ε
	[SHEAR]::ε
	[MAIN]::ε
IfcReinforcingBarSurfaceEnum ::=
	[TEXTURED]::ε
	[PLAIN]::ε
IfcResourceConsumptionEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[NOTOCCUPIED]::ε
	[PARTIALLYOCCUPIED]::ε
	[OCCUPIED]::ε
	[NOTCONSUMED]::ε
	[PARTIALLYCONSUMED]::ε
	[CONSUMED]::ε
IfcRibPlateDirectionEnum ::=
	[DIRECTION_Y]::ε
	[DIRECTION_X]::ε
IfcRoleEnum ::=
	[USERDEFINED]::ε
	[RESELLER]::ε
	[FIELDCONSTRUCTIONMANAGER]::ε
	[CONSTRUCTIONMANAGER]::ε
	[CONSULTANT]::ε
	[OWNER]::ε
	[ENGINEER]::ε
	[COMISSIONINGENGINEER]::ε
	[CIVILENGINEER]::ε
	[FACILITIESMANAGER]::ε
	[PROJECTMANAGER]::ε
	[ELECTRICALENGINEER]::ε
	[MECHANICALENGINEER]::ε
	[BUILDINGOPERATOR]::ε
	[BUILDINGOWNER]::ε
	[CLIENT]::ε
	[COSTENGINEER]::ε
	[STRUCTURALENGINEER]::ε
	[ARCHITECT]::ε
	[SUBCONTRACTOR]::ε
	[CONTRACTOR]::ε
	[MANUFACTURER]::ε
	[SUPPLIER]::ε
IfcRoofTypeEnum ::=
	[NOTDEFINED]::ε
	[FREEFORM]::ε
	[DOME_ROOF]::ε
	[PAVILION_ROOF]::ε
	[BUTTERFLY_ROOF]::ε
	[RAINBOW_ROOF]::ε
	[BARREL_ROOF]::ε
	[MANSARD_ROOF]::ε
	[GAMBREL_ROOF]::ε
	[HIPPED_GABLE_ROOF]::ε
	[HIP_ROOF]::ε
	[GABLE_ROOF]::ε
	[SHED_ROOF]::ε
	[FLAT_ROOF]::ε
IfcSIPrefix ::=
	[ATTO]::ε
	[FEMTO]::ε
	[PICO]::ε
	[NANO]::ε
	[MICRO]::ε
	[MILLI]::ε
	[CENTI]::ε
	[DECI]::ε
	[DECA]::ε
	[HECTO]::ε
	[KILO]::ε
	[MEGA]::ε
	[GIGA]::ε
	[TERA]::ε
	[PETA]::ε
	[EXA]::ε
IfcSIUnitName ::=
	[WEBER]::ε
	[WATT]::ε
	[VOLT]::ε
	[TESLA]::ε
	[STERADIAN]::ε
	[SQUARE_METRE]::ε
	[SIEVERT]::ε
	[SIEMENS]::ε
	[SECOND]::ε
	[RADIAN]::ε
	[PASCAL]::ε
	[OHM]::ε
	[NEWTON]::ε
	[MOLE]::ε
	[METRE]::ε
	[LUX]::ε
	[LUMEN]::ε
	[KELVIN]::ε
	[JOULE]::ε
	[HERTZ]::ε
	[HENRY]::ε
	[GRAY]::ε
	[GRAM]::ε
	[FARAD]::ε
	[DEGREE_CELSIUS]::ε
	[CUBIC_METRE]::ε
	[COULOMB]::ε
	[CANDELA]::ε
	[BECQUEREL]::ε
	[AMPERE]::ε
IfcSanitaryTerminalTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WCSEAT]::ε
	[WASHHANDBASIN]::ε
	[URINAL]::ε
	[TOILETPAN]::ε
	[SANITARYFOUNTAIN]::ε
	[SINK]::ε
	[SHOWER]::ε
	[CISTERN]::ε
	[BIDET]::ε
	[BATH]::ε
IfcSectionTypeEnum ::=
	[TAPERED]::ε
	[UNIFORM]::ε
IfcSensorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TEMPERATURESENSOR]::ε
	[SOUNDSENSOR]::ε
	[SMOKESENSOR]::ε
	[PRESSURESENSOR]::ε
	[MOVEMENTSENSOR]::ε
	[MOISTURESENSOR]::ε
	[LIGHTSENSOR]::ε
	[HUMIDITYSENSOR]::ε
	[HEATSENSOR]::ε
	[GASSENSOR]::ε
	[FLOWSENSOR]::ε
	[FIRESENSOR]::ε
	[CO2SENSOR]::ε
IfcSequenceEnum ::=
	[NOTDEFINED]::ε
	[FINISH_FINISH]::ε
	[FINISH_START]::ε
	[START_FINISH]::ε
	[START_START]::ε
IfcServiceLifeFactorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[G_MAINTENANCELEVEL]::ε
	[F_INUSECONDITIONS]::ε
	[E_OUTDOORENVIRONMENT]::ε
	[D_INDOORENVIRONMENT]::ε
	[C_WORKEXECUTIONLEVEL]::ε
	[B_DESIGNLEVEL]::ε
	[A_QUALITYOFCOMPONENTS]::ε
IfcServiceLifeTypeEnum ::=
	[REFERENCESERVICELIFE]::ε
	[PESSIMISTICREFERENCESERVICELIFE]::ε
	[OPTIMISTICREFERENCESERVICELIFE]::ε
	[EXPECTEDSERVICELIFE]::ε
	[ACTUALSERVICELIFE]::ε
IfcSlabTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[BASESLAB]::ε
	[LANDING]::ε
	[ROOF]::ε
	[FLOOR]::ε
IfcSoundScaleEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[NR]::ε
	[NC]::ε
	[DBC]::ε
	[DBB]::ε
	[DBA]::ε
IfcSpaceHeaterTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[UNITHEATER]::ε
	[FINNEDTUBEUNIT]::ε
	[BASEBOARDHEATER]::ε
	[CONVECTOR]::ε
	[TUBULARRADIATOR]::ε
	[PANELRADIATOR]::ε
	[SECTIONALRADIATOR]::ε
IfcSpaceTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
IfcStackTerminalTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[RAINWATERHOPPER]::ε
	[COWL]::ε
	[BIRDCAGE]::ε
IfcStairFlightTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[FREEFORM]::ε
	[CURVED]::ε
	[SPIRAL]::ε
	[WINDER]::ε
	[STRAIGHT]::ε
IfcStairTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TWO_CURVED_RUN_STAIR]::ε
	[CURVED_RUN_STAIR]::ε
	[DOUBLE_RETURN_STAIR]::ε
	[SPIRAL_STAIR]::ε
	[THREE_QUARTER_TURN_STAIR]::ε
	[THREE_QUARTER_WINDING_STAIR]::ε
	[TWO_QUARTER_TURN_STAIR]::ε
	[TWO_QUARTER_WINDING_STAIR]::ε
	[HALF_TURN_STAIR]::ε
	[HALF_WINDING_STAIR]::ε
	[QUARTER_TURN_STAIR]::ε
	[QUARTER_WINDING_STAIR]::ε
	[TWO_STRAIGHT_RUN_STAIR]::ε
	[STRAIGHT_RUN_STAIR]::ε
IfcStateEnum ::=
	[READONLYLOCKED]::ε
	[READWRITELOCKED]::ε
	[LOCKED]::ε
	[READONLY]::ε
	[READWRITE]::ε
IfcStructuralCurveTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[COMPRESSION_MEMBER]::ε
	[TENSION_MEMBER]::ε
	[CABLE]::ε
	[PIN_JOINED_MEMBER]::ε
	[RIGID_JOINED_MEMBER]::ε
IfcStructuralSurfaceTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SHELL]::ε
	[MEMBRANE_ELEMENT]::ε
	[BENDING_ELEMENT]::ε
IfcSurfaceSide ::=
	[BOTH]::ε
	[NEGATIVE]::ε
	[POSITIVE]::ε
IfcSurfaceTextureEnum ::=
	[NOTDEFINED]::ε
	[TRANSPARENCYMAP]::ε
	[TEXTURE]::ε
	[SPECULAR]::ε
	[SHININESS]::ε
	[SELFILLUMINATION]::ε
	[REFLECTION]::ε
	[OPACITY]::ε
	[BUMP]::ε
IfcSwitchingDeviceTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TOGGLESWITCH]::ε
	[SWITCHDISCONNECTOR]::ε
	[STARTER]::ε
	[EMERGENCYSTOP]::ε
	[CONTACTOR]::ε
IfcTankTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PRESSUREVESSEL]::ε
	[EXPANSION]::ε
	[SECTIONAL]::ε
	[PREFORMED]::ε
IfcTendonTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[COATED]::ε
	[BAR]::ε
	[WIRE]::ε
	[STRAND]::ε
IfcTextPath ::=
	[DOWN]::ε
	[UP]::ε
	[RIGHT]::ε
	[LEFT]::ε
IfcThermalLoadSourceEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[INFILTRATION]::ε
	[RELATIVEHUMIDITY]::ε
	[DRYBULBTEMPERATURE]::ε
	[AIREXCHANGERATE]::ε
	[EXHAUSTAIR]::ε
	[RECIRCULATEDAIR]::ε
	[VENTILATIONOUTSIDEAIR]::ε
	[VENTILATIONINDOORAIR]::ε
	[EQUIPMENT]::ε
	[LIGHTING]::ε
	[PEOPLE]::ε
IfcThermalLoadTypeEnum ::=
	[NOTDEFINED]::ε
	[RADIANT]::ε
	[LATENT]::ε
	[SENSIBLE]::ε
IfcTimeSeriesDataTypeEnum ::=
	[NOTDEFINED]::ε
	[PIECEWISECONTINUOUS]::ε
	[PIECEWISECONSTANT]::ε
	[PIECEWISEBINARY]::ε
	[DISCRETEBINARY]::ε
	[DISCRETE]::ε
	[CONTINUOUS]::ε
IfcTimeSeriesScheduleTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[DAILY]::ε
	[WEEKLY]::ε
	[MONTHLY]::ε
	[ANNUAL]::ε
IfcTransformerTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[VOLTAGE]::ε
	[FREQUENCY]::ε
	[CURRENT]::ε
IfcTransitionCode ::=
	[CONTSAMEGRADIENTSAMECURVATURE]::ε
	[CONTSAMEGRADIENT]::ε
	[CONTINUOUS]::ε
	[DISCONTINUOUS]::ε
IfcTransportElementTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[MOVINGWALKWAY]::ε
	[ESCALATOR]::ε
	[ELEVATOR]::ε
IfcTrimmingPreference ::=
	[UNSPECIFIED]::ε
	[PARAMETER]::ε
	[CARTESIAN]::ε
IfcTubeBundleTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[FINNED]::ε
IfcUnitEnum ::=
	[USERDEFINED]::ε
	[VOLUMEUNIT]::ε
	[TIMEUNIT]::ε
	[THERMODYNAMICTEMPERATUREUNIT]::ε
	[SOLIDANGLEUNIT]::ε
	[RADIOACTIVITYUNIT]::ε
	[PRESSUREUNIT]::ε
	[POWERUNIT]::ε
	[PLANEANGLEUNIT]::ε
	[MASSUNIT]::ε
	[MAGNETICFLUXUNIT]::ε
	[MAGNETICFLUXDENSITYUNIT]::ε
	[LUMINOUSINTENSITYUNIT]::ε
	[LUMINOUSFLUXUNIT]::ε
	[LENGTHUNIT]::ε
	[INDUCTANCEUNIT]::ε
	[ILLUMINANCEUNIT]::ε
	[FREQUENCYUNIT]::ε
	[FORCEUNIT]::ε
	[ENERGYUNIT]::ε
	[ELECTRICVOLTAGEUNIT]::ε
	[ELECTRICRESISTANCEUNIT]::ε
	[ELECTRICCURRENTUNIT]::ε
	[ELECTRICCONDUCTANCEUNIT]::ε
	[ELECTRICCHARGEUNIT]::ε
	[ELECTRICCAPACITANCEUNIT]::ε
	[DOSEEQUIVALENTUNIT]::ε
	[AREAUNIT]::ε
	[AMOUNTOFSUBSTANCEUNIT]::ε
	[ABSORBEDDOSEUNIT]::ε
IfcUnitaryEquipmentTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[ROOFTOPUNIT]::ε
	[SPLITSYSTEM]::ε
	[AIRCONDITIONINGUNIT]::ε
	[AIRHANDLER]::ε
IfcValveTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[STOPCOCK]::ε
	[STEAMTRAP]::ε
	[SAFETYCUTOFF]::ε
	[REGULATING]::ε
	[PRESSURERELIEF]::ε
	[PRESSUREREDUCING]::ε
	[MIXING]::ε
	[ISOLATING]::ε
	[GASTAP]::ε
	[GASCOCK]::ε
	[FLUSHING]::ε
	[FAUCET]::ε
	[DOUBLEREGULATING]::ε
	[DOUBLECHECK]::ε
	[DRAWOFFCOCK]::ε
	[DIVERTING]::ε
	[COMMISSIONING]::ε
	[CHECK]::ε
	[CHANGEOVER]::ε
	[ANTIVACUUM]::ε
	[AIRRELEASE]::ε
IfcVibrationIsolatorTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[SPRING]::ε
	[COMPRESSION]::ε
IfcWallTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PLUMBINGWALL]::ε
	[ELEMENTEDWALL]::ε
	[SHEAR]::ε
	[POLYGONAL]::ε
	[STANDARD]::ε
IfcWasteTerminalTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[WASTETRAP]::ε
	[WASTEDISPOSALUNIT]::ε
	[ROOFDRAIN]::ε
	[PETROLINTERCEPTOR]::ε
	[OILINTERCEPTOR]::ε
	[GREASEINTERCEPTOR]::ε
	[GULLYTRAP]::ε
	[GULLYSUMP]::ε
	[FLOORWASTE]::ε
	[FLOORTRAP]::ε
IfcWindowPanelOperationEnum ::=
	[NOTDEFINED]::ε
	[OTHEROPERATION]::ε
	[FIXEDCASEMENT]::ε
	[REMOVABLECASEMENT]::ε
	[SLIDINGVERTICAL]::ε
	[SLIDINGHORIZONTAL]::ε
	[PIVOTVERTICAL]::ε
	[PIVOTHORIZONTAL]::ε
	[BOTTOMHUNG]::ε
	[TOPHUNG]::ε
	[TILTANDTURNLEFTHAND]::ε
	[TILTANDTURNRIGHTHAND]::ε
	[SIDEHUNGLEFTHAND]::ε
	[SIDEHUNGRIGHTHAND]::ε
IfcWindowPanelPositionEnum ::=
	[NOTDEFINED]::ε
	[TOP]::ε
	[BOTTOM]::ε
	[RIGHT]::ε
	[MIDDLE]::ε
	[LEFT]::ε
IfcWindowStyleConstructionEnum ::=
	[NOTDEFINED]::ε
	[OTHER_CONSTRUCTION]::ε
	[PLASTIC]::ε
	[ALUMINIUM_WOOD]::ε
	[WOOD]::ε
	[STEEL]::ε
	[HIGH_GRADE_STEEL]::ε
	[ALUMINIUM]::ε
IfcWindowStyleOperationEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[TRIPLE_PANEL_HORIZONTAL]::ε
	[TRIPLE_PANEL_RIGHT]::ε
	[TRIPLE_PANEL_LEFT]::ε
	[TRIPLE_PANEL_TOP]::ε
	[TRIPLE_PANEL_BOTTOM]::ε
	[TRIPLE_PANEL_VERTICAL]::ε
	[DOUBLE_PANEL_HORIZONTAL]::ε
	[DOUBLE_PANEL_VERTICAL]::ε
	[SINGLE_PANEL]::ε
IfcWorkControlTypeEnum ::=
	[NOTDEFINED]::ε
	[USERDEFINED]::ε
	[PLANNED]::ε
	[BASELINE]::ε
	[ACTUAL]::ε

GrammarLabMaintained by Dr. Vadim Zaytsev a.k.a. @grammarware. Last updated in September 2015. []