Figure 9 illustrates an instance diagram.
![]() |
Figure 9 — Placement |
| Entity | |
|---|---|
| IfcBeam | R R |
| IfcBuildingStorey | R R |
| IfcColumn | R R |
| IfcCovering | O O |
| IfcDiscreteAccessory | R R |
| IfcElementAssembly | O O |
| IfcFastener | O O |
| IfcGrid | - - |
| IfcMechanicalFastener | R R |
| IfcMember | R R |
| IfcOpeningElement | R R |
| IfcPlate | R R |
| IfcRailing | R R |
| IfcSite | R R |
| IfcStair | R R |
| IfcStairFlight | R R |