CV-2x3-134 (aka CV-06-1340
Based on IFC2x3
Initiator ISG Meeting-Waltham
Effects Extended Coordination View
Date 2007 03 13
Complex walls are now part of the coordination view. The are defined by an IfcWall with IfcWall.IsDecomposedBy pointing to IfcRelAggregates.RelatedObjects being a set of IfcBuildingElementPart's.
If such a complex wall has openings, the openings shall be associated with the IfcWall using IfcWall.HasOpenings, and not to the individual IfcBuildingElementPart's.
Figure 1: Assignment of an opening to an elemented wall