IFC 4.3.0.0 (IFC4X3) final

8.14.2.1 IfcLayeredItem

8.14.2.1.1 Semantic definition

The IfcLayeredItem is the collection of all those items, that are assigned to a single layer. These items are representation items or complete representations (IfcRepresentationItem, IfcRepresentation). If an IfcRepresentation is referenced, all IfcRepresentationItem within its set of Items are assigned to the same layer.

8.14.2.1.2 Type values

Type
IfcRepresentation
IfcRepresentationItem
Table 8.14.2.1.A

8.14.2.1.3 Formal representation

TYPE IfcLayeredItem = SELECT
	(IfcRepresentation
	,IfcRepresentationItem);
END_TYPE;

8.14.2.1.4 References