Natural language names
Physical Or Virtual Enum
Physique ou virtuelle
Semantic definitions at the type
Type definition

This enumeration defines the different types of space boundaries in terms of its physical manifestation. A space boundary can either be physically dividing or can be a virtual divider.

HISTORY  New enumeration in IFC2.0

Enumeration definition
PHYSICALThe space boundary is provided physically (by a physical element).
VIRTUALThe space boundary is provided virtually (by a logical divider that has no physical manifestation).
NOTDEFINEDNo information available.
Formal representations
XML Specification
 <xs:simpleType name="IfcPhysicalOrVirtualEnum">
  <xs:restriction base="xs:string">
   <xs:enumeration value="physical"/>
   <xs:enumeration value="virtual"/>
   <xs:enumeration value="notdefined"/>
EXPRESS Specification
TYPE IfcPhysicalOrVirtualEnum = ENUMERATION OF (

Link to EXPRESS-G diagram EXPRESS-G diagram

References  References: IfcRelSpaceBoundary

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