4.1.5.5 Element Filling 
Elements such as doors and windows may be placed inside openings of walls, slabs, or other elements.
    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 
 
IfcElement_0 
 
 
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:?] 
 
IfcRelFillsElement  
 
 
IfcRelFillsElement  
 
 
 
 
1. GlobalId 
 
 
[1:1] 
 
 
2. OwnerHistory 
 
 
[0:1] 
 
 
3. Name 
 
 
[0:1] 
 
 
4. Description 
 
 
[0:1] 
 
 
5. RelatingOpeningElement 
 
 
[1:1] 
 
 
6. RelatedBuildingElement 
 
 
[1:1] 
 
IfcElement_0:FillsVoids1->IfcRelFillsElement :RelatedBuildingElement0 
 
 
 
IfcOpeningElement  
 
 
IfcOpeningElement  
 
 
 
 
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:?] 
 
 
      VoidsElements 
 
 
[1:1] 
 
 
9. PredefinedType 
 
 
[0:1] 
 
 
      HasFillings 
 
 
[0:?] 
 
IfcRelFillsElement :RelatingOpeningElement1->IfcOpeningElement :IfcOpeningElement0 
 
 
 
IfcRelVoidsElement  
 
 
IfcRelVoidsElement  
 
 
 
 
1. GlobalId 
 
 
[1:1] 
 
 
2. OwnerHistory 
 
 
[0:1] 
 
 
3. Name 
 
 
[0:1] 
 
 
4. Description 
 
 
[0:1] 
 
 
Type 
 
 
 
 
5. RelatingBuildingElement 
 
 
[1:1] 
 
 
6. RelatedOpeningElement 
 
 
[1:1] 
 
IfcOpeningElement :VoidsElements1->IfcRelVoidsElement :RelatedOpeningElement0 
 
 
 
IfcElement_1 
 
 
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:?] 
 
IfcRelVoidsElement :RelatingBuildingElement1->IfcElement_1:IfcElement0 
 
 
 
 
 Figure 4.1.5.5.A  
 General UsageTable 4.1.5.5.B