IFC 4.3.2.0 (IFC4X3_ADD2) official

4.1.5.15 Structural Connectivity

Structural items may be connected within an analysis model.

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 IfcStructuralMember IfcStructuralMember 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:?]      AssignedStructuralActivity [0:?]      ConnectedBy [0:?] IfcRelConnectsStructuralMember IfcRelConnectsStructuralMember 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1] 5. RelatingStructuralMember [1:1] StructuralConnection 6. RelatedStructuralConnection [1:1] 7. AppliedCondition [0:1] 8. AdditionalConditions [0:1] 9. SupportedLength [0:1] 10. ConditionCoordinateSystem [0:1] IfcStructuralMember:ConnectedBy1->IfcRelConnectsStructuralMember:RelatingStructuralMember0 IfcStructuralConnection IfcStructuralConnection 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:?]      AssignedStructuralActivity [0:?] 8. AppliedCondition [0:1]      ConnectsStructuralMembers [1:?] IfcRelConnectsStructuralMember:RelatedStructuralConnection1->IfcStructuralConnection:IfcStructuralConnection0
Figure 4.1.5.15.A

General Usage

ApplicableEntity
StructuralConnection
IfcRelConnectsStructuralMember.RelatedStructuralConnection
IfcStructuralCurveMember IfcStructuralPointConnection
IfcStructuralSurfaceMemberIfcStructuralCurveConnection
IfcStructuralSurfaceMemberIfcStructuralSurfaceConnection
Table 4.1.5.15.B

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