4.2.1.1 Properties on Occurrences

Any specialization of object can be related to multiple property set occurrences. A property set contains multiple property occurrences. The data types of property occurrences are single value, enumerated value, bounded value, table value, reference value, list value, and combination of property occurrences.

Figure 5 illustrates an instance diagram.

Properties on OccurrencesIfcObjectIfcRelDefinesByPropertiesIfcPropertySetIfcProperty

Figure 5 — Properties on Occurrences

AISC Model View

Entity
IfcBeamO
O
IfcColumnO
O
IfcCoveringO
O
IfcDiscreteAccessoryO
O
IfcElementAssemblyO
O
IfcFastenerO
O
IfcMemberO
O
IfcPlateO
O
IfcRailingO
O
IfcStairO
O
IfcStairFlightO
O

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