IFC 4.3.1.0 (IFC4X3_ADD1)

8.7.3.3 IfcAlignmentParameterSegment

ABSTRACT This definition may not be instantiated

8.7.3.3.1 Semantic definition

An abstract entity defining common information about horizontal, vertical and cant alignment segments.

8.7.3.3.2 Entity inheritance

8.7.3.3.3 Attributes

# Attribute Type Description
IfcAlignmentParameterSegment (2)
1 StartTag OPTIONAL IfcLabel

Tag to annotate the start point of the alignment segment.

2 EndTag OPTIONAL IfcLabel

Tag to annotate the end point of the alignment segment.

Table 8.7.3.3.A

8.7.3.3.4 Formal representation

ENTITY IfcAlignmentParameterSegment
 ABSTRACT SUPERTYPE OF (ONEOF
	(IfcAlignmentCantSegment
	,IfcAlignmentHorizontalSegment
	,IfcAlignmentVerticalSegment));
	StartTag : OPTIONAL IfcLabel;
	EndTag : OPTIONAL IfcLabel;
END_ENTITY;

8.7.3.3.5 References

8.7.3.3.6 Changelog

8.7.3.3.6.1 IFC4.3_ADD1

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