This example illustrates a standard case slab with extruded solid geometry, based on a material layer set usage definition. It includes one round opening and one rectangular recess. Figure 520 shows the resulting shape.

NOTE  The opening and recess are instances of IfcOpeningStandardcase.

Figure 520 — Standard case slab with opening and recess.

NOTE  There is no color information within the file, the displayed color has been set by the target application as a default.