4.1.5.11.2 Space Boundaries 2nd Level
The following diagram shows the generic classes and relationships used when applying this concept.
In addition, concepts may have particular importance to common or standardised industry practices and scenarios. For these specific usage scenarios, the table below shows a recommended list of general usage patterns that users may adopt.
G
IfcSpace
IfcSpace
1. GlobalId
[1:1]
2. OwnerHistory
[0:1]
3. Name
[0:1]
4. Description
[0:1]
HasAssignments
[0:?]
Nests
[0:1]
IsNestedBy
[0:?]
HasContext
[0:1]
IsDecomposedBy
[0:?]
Decomposes
[0:1]
HasAssociations
[0:?]
5. ObjectType
[0:1]
IsDeclaredBy
[0:1]
Declares
[0:?]
IsTypedBy
[0:1]
IsDefinedBy
[0:?]
6. ObjectPlacement
[0:1]
7. Representation
[0:1]
ReferencedBy
[0:?]
PositionedRelativeTo
[0:?]
ReferencedInStructures
[0:?]
8. LongName
[0:1]
ContainsElements
[0:?]
ServicedBySystems
[0:?]
ReferencesElements
[0:?]
IsInterferedByElements
[0:?]
InterferesElements
[0:?]
9. CompositionType
[0:1]
10. PredefinedType
[0:1]
11. ElevationWithFlooring
[0:1]
HasCoverings
[0:?]
BoundedBy
[0:?]
IfcRelSpaceBoundary2ndLevel_0
IfcRelSpaceBoundary2ndLevel
1. GlobalId
[1:1]
2. OwnerHistory
[0:1]
3. Name
[0:1]
4. Description
[0:1]
5. RelatingSpace
[1:1]
6. RelatedBuildingElement
[1:1]
7. ConnectionGeometry
[0:1]
8. PhysicalOrVirtualBoundary
[1:1]
9. InternalOrExternalBoundary
[1:1]
10. ParentBoundary
[0:1]
InnerBoundaries
[0:?]
11. CorrespondingBoundary
[0:1]
Corresponds
[0:1]
IfcSpace :BoundedBy1->IfcRelSpaceBoundary2ndLevel_0:RelatingSpace0
IfcElement
IfcElement
1. GlobalId
[1:1]
2. OwnerHistory
[0:1]
3. Name
[0:1]
4. Description
[0:1]
HasAssignments
[0:?]
Nests
[0:1]
IsNestedBy
[0:?]
HasContext
[0:1]
IsDecomposedBy
[0:?]
Decomposes
[0:1]
HasAssociations
[0:?]
5. ObjectType
[0:1]
IsDeclaredBy
[0:1]
Declares
[0:?]
IsTypedBy
[0:1]
IsDefinedBy
[0:?]
6. ObjectPlacement
[0:1]
7. Representation
[0:1]
ReferencedBy
[0:?]
PositionedRelativeTo
[0:?]
ReferencedInStructures
[0:?]
8. Tag
[0:1]
FillsVoids
[0:1]
ConnectedTo
[0:?]
IsInterferedByElements
[0:?]
InterferesElements
[0:?]
HasProjections
[0:?]
HasOpenings
[0:?]
IsConnectionRealization
[0:?]
ProvidesBoundaries
[0:?]
ConnectedFrom
[0:?]
ContainedInStructure
[0:1]
HasCoverings
[0:?]
HasSurfaceFeatures
[0:?]
IfcRelSpaceBoundary2ndLevel_0:RelatedBuildingElement1->IfcElement :IfcElement0
IfcConnectionSurfaceGeometry
IfcConnectionSurfaceGeometry
1. SurfaceOnRelatingElement
[1:1]
2. SurfaceOnRelatedElement
[0:1]
IfcRelSpaceBoundary2ndLevel_0:ConnectionGeometry1->IfcConnectionSurfaceGeometry :IfcConnectionSurfaceGeometry0
IfcPhysicalOrVirtualEnum
IfcPhysicalOrVirtualEnum
IfcRelSpaceBoundary2ndLevel_0:PhysicalOrVirtualBoundary1->IfcPhysicalOrVirtualEnum :IfcPhysicalOrVirtualEnum0
IfcInternalOrExternalEnum
IfcInternalOrExternalEnum
IfcRelSpaceBoundary2ndLevel_0:InternalOrExternalBoundary1->IfcInternalOrExternalEnum :IfcInternalOrExternalEnum0
IfcRelSpaceBoundary2ndLevel_1
IfcRelSpaceBoundary2ndLevel
1. GlobalId
[1:1]
2. OwnerHistory
[0:1]
3. Name
[0:1]
4. Description
[0:1]
5. RelatingSpace
[1:1]
6. RelatedBuildingElement
[1:1]
7. ConnectionGeometry
[0:1]
8. PhysicalOrVirtualBoundary
[1:1]
9. InternalOrExternalBoundary
[1:1]
10. ParentBoundary
[0:1]
InnerBoundaries
[0:?]
11. CorrespondingBoundary
[0:1]
Corresponds
[0:1]
IfcRelSpaceBoundary2ndLevel_0:ParentBoundary1->IfcRelSpaceBoundary2ndLevel_1:IfcRelSpaceBoundary2ndLevel0
IfcRelSpaceBoundary2ndLevel_2
IfcRelSpaceBoundary2ndLevel
1. GlobalId
[1:1]
2. OwnerHistory
[0:1]
3. Name
[0:1]
4. Description
[0:1]
5. RelatingSpace
[1:1]
6. RelatedBuildingElement
[1:1]
7. ConnectionGeometry
[0:1]
8. PhysicalOrVirtualBoundary
[1:1]
9. InternalOrExternalBoundary
[1:1]
10. ParentBoundary
[0:1]
InnerBoundaries
[0:?]
11. CorrespondingBoundary
[0:1]
Corresponds
[0:1]
IfcRelSpaceBoundary2ndLevel_0:CorrespondingBoundary1->IfcRelSpaceBoundary2ndLevel_2:IfcRelSpaceBoundary2ndLevel0
IfcCurveBoundedPlane
IfcCurveBoundedPlane
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. BasisSurface
[1:1]
2. OuterBoundary
[1:1]
3. InnerBoundaries
[0:?]
IfcConnectionSurfaceGeometry :SurfaceOnRelatingElement1->IfcCurveBoundedPlane :IfcCurveBoundedPlane0
IfcFaceBasedSurfaceModel
IfcFaceBasedSurfaceModel
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. FbsmFaces
[1:?]
IfcConnectionSurfaceGeometry :SurfaceOnRelatingElement1->IfcFaceBasedSurfaceModel :IfcFaceBasedSurfaceModel0
IfcPlane
IfcPlane
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Position
[1:1]
IfcCurveBoundedPlane :BasisSurface1->IfcPlane :IfcPlane0
IfcIndexedPolyCurve
IfcIndexedPolyCurve
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Points
[1:1]
2. Segments
[1:?]
3. SelfIntersect
[0:1]
IfcCurveBoundedPlane :OuterBoundary1->IfcIndexedPolyCurve :IfcIndexedPolyCurve0
IfcOpenShell
IfcOpenShell
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. CfsFaces
[1:?]
IfcFaceBasedSurfaceModel :FbsmFaces1->IfcOpenShell :IfcOpenShell0
IfcAxis2Placement3D
IfcAxis2Placement3D
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Location
[1:1]
2. Axis
[0:1]
3. RefDirection
[0:1]
IfcPlane :Position1->IfcAxis2Placement3D :IfcAxis2Placement3D0
IfcFace
IfcFace
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Bounds
[1:?]
HasTextureMaps
[0:?]
IfcOpenShell :CfsFaces1->IfcFace :IfcFace0
IfcFaceOuterBound
IfcFaceOuterBound
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Bound
[1:1]
2. Orientation
[1:1]
IfcFace :Bounds1->IfcFaceOuterBound :IfcFaceOuterBound0
Figure 4.1.5.11.2.A
General UsageTable 4.1.5.11.2.B