| Entité | Attributs |
|---|---|
| IfcRoot | GlobalId, OwnerHistory, Name, Description |
| IfcObject | ObjectType |
| IfcProduct | ObjectPlacement, Representation |
| IfcStructuralSurfaceMember | PredefinedType, Thickness |
| Propriété | Type |
|---|---|
| Thickness1 | IfcPositiveLengthMeasure |
| Location1Local | IfcLengthMeasure |
| Location1Global | IfcLengthMeasure |
| Thickness2 | IfcPositiveLengthMeasure |
| Location2Local | IfcLengthMeasure |
| Location2Global | IfcLengthMeasure |
| Thickness3 | IfcPositiveLengthMeasure |
| Location3Local | IfcLengthMeasure |
| Location3Global | IfcLengthMeasure |