5.4.2.11 IfcFacilityUsageEnum
5.4.2.11.1 Semantic definition
This container defines the different usage types of conveyor segments that can further specify an IfcFacilityPart.
5.4.2.11.2 Type values
| Type | Description | 
|---|---|
LATERAL
 | 
 A Lateral usage implies a facility part is a lateral (left, right, centre etc.) subdivision of a longitudinal segment or facility. Common uses include traffic lanes, road or rail side embankments etc.  | 
LONGITUDINAL
 | 
 A longitudinal usage implies a subdivision along a linear facility where the part has a defined start and end along the facility alignment(s).  | 
REGION
 | 
 A regional usage implies a bounded subdivision in the "X-Y plane" of a parent IfcSpatialStructureElement. The parent IfcSpatialStructureElement can be longitudinal or regional in nature.  | 
VERTICAL
 | 
 A vertical usage implies a subdivision in the "Z plane" usually signifying a defined elevation level or controlled volume within a segment of the Z plane.  | 
USERDEFINED
 | 
 User-defined type.  | 
NOTDEFINED
 | 
 Undefined type.  | 
5.4.2.11.3 Formal representation
TYPE IfcFacilityUsageEnum = ENUMERATION OF
	(LATERAL
	,LONGITUDINAL
	,REGION
	,VERTICAL
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;