IFC 4.4.0.0 build 20261005 (IFC4X4_DEV_20260525) ⚠ buildingSMART Working Draft. All content is under development.

  • Help suggest improvements
  • Get user or developer support

4.2.2.1.8 Curve Segment Vertical

The enumeration of curve segments intended for use in the context of an IfcGradientCurve representing vertical alignment geometry.

The following diagram shows the generic classes and relationships used when applying this concept.

%3 IfcCurveSegment IfcCurveSegment      LayerAssignment [0:1]      StyledByItem [0:1] 1. Transition [1:1]      UsingCurves [1:?] 2. Placement [1:1] 3. SegmentStart [1:1] 4. SegmentLength [1:1] 5. ParentCurve [1:1] Arc_Segment Arc Segment IfcCurveSegment->Arc_Segment Clothoid_Transition_Segment Clothoid Transition Segment IfcCurveSegment->Clothoid_Transition_Segment Linear_Segment Linear Segment IfcCurveSegment->Linear_Segment Parabolic_Transition_Segment Parabolic Transition Segment IfcCurveSegment->Parabolic_Transition_Segment
Figure 4.2.2.1.8.A

Edit on Github

1 contributor(s): Thomas Krijnen
Last change: Realign curve segment templates so that geometry entities are correctly assessed for scope by Thomas Krijnen on 2024-12-03T12:39:49+01:00

Is this page difficult to understand? Let us know!