IFC 4.3.2.0 (IFC4X3_ADD2) official

4.1.1.2.1 Alignment Grouping

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 IfcAlignment IfcAlignment 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1] IsAssigned      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:?]      ContainedInStructure [0:1]      Positions [0:?] 8. PredefinedType [0:1] IfcRelAssignsToGroup IfcRelAssignsToGroup 1. GlobalId [1:1] 2. OwnerHistory [0:1] 3. Name [0:1] 4. Description [0:1] 5. RelatedObjects [1:?] 6. RelatedObjectsType [0:1] 7. RelatingGroup [1:1] IfcAlignment:HasAssignments1->IfcRelAssignsToGroup:RelatedObjects0 IfcLabel IfcLabel IfcAlignment:Name1->IfcLabel:IfcLabel0 IfcGroup IfcGroup 1. GlobalId [1:1] 2. OwnerHistory [0:1] GroupName 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:?]      IsGroupedBy [0:?]      ReferencedInStructures [0:?] IfcRelAssignsToGroup:RelatingGroup1->IfcGroup:IsGroupedBy0
Figure 4.1.1.2.1.A

General Usage

ApplicableEntity
IfcAlignment
Table 4.1.1.2.1.B

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