| Entité | Attributs |
|---|---|
| IfcRoot | GlobalId, OwnerHistory, Name, Description |
| IfcTypeObject | ApplicableOccurrence, HasPropertySets |
| IfcTypeProduct | RepresentationMaps, Tag |
| IfcElementType | ElementType |
| Nom | Type |
|---|---|
| PredefinedType |
IfcRampTypeEnum : Énumération des types de rampe
STRAIGHT_RUN_RAMP, TWO_STRAIGHT_RUN_RAMP, QUARTER_TURN_RAMP, TWO_QUARTER_TURN_RAMP, HALF_TURN_RAMP, SPIRAL_RAMP, USERDEFINED, NOTDEFINED |