IFC 4.3.0.1 (IFC4X3) development

5.4.2.10 IfcFacilityPartCommonTypeEnum

5.4.2.10.1 Semantic definition

This container defines the different common predefined types of facility parts that can further specify an IfcFacilityPartCommon.

5.4.2.10.2 Type values

Type Description
ABOVEGROUND

A vertical facility part for elements belonging to the space above the finished ground.

BELOWGROUND

A vertical facility part for the containment of elements below the finished ground. This may include for example earthworks elements and elements in a pavement structure.

JUNCTION

A longitudinal facility part providing an at grade junction between two or more segments of longitudinal facilities usually of the same type.

LEVELCROSSING

A longitudinal facility part providing an at grade crossing between two or more different modes of transport e.g. road and railway or road and pedestrian.

SEGMENT

A longitudinal facility part encompassing a linear portion of the facility defined by some uniform characteristics, or a transition between segments of uniform characteristics.

SUBSTRUCTURE

A vertical facility part comprising of an underlying or supporting structure. this can be above or below finished ground level.

SUPERSTRUCTURE

A vertical facility part comprising of the upper volume of a structure, usually forming the volume of operation or the receiving of live loading.

TERMINAL

A longitudinal facility part that represents a termination segment of a longitudinal facility such as the end of a breakwater, road or rail section.

USERDEFINED

User-defined type

NOTDEFINED

Undefined type.

Table 5.4.2.10.A

5.4.2.10.3 Formal representation

TYPE IfcFacilityPartCommonTypeEnum = ENUMERATION OF
	(ABOVEGROUND
	,BELOWGROUND
	,JUNCTION
	,LEVELCROSSING
	,SEGMENT
	,SUBSTRUCTURE
	,SUPERSTRUCTURE
	,TERMINAL
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;

5.4.2.10.4 References

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