IfcExternalSpatialElementTypeEnum

Item	SPF	XML	Change
IFC2x3 to IFC4 4.0.0.0
IfcExternalSpatialElementTypeEnum			ADDED
IFC4 Addendum 2 4.0.2.0
IfcExternalSpatialElementTypeEnum
NOTDEFINED			ADDED
NOTDEFIEND	X	X	DELETED

Semantic definitions at the type

Type definition

This enumeration defines the different types of external spatial elements.

HISTORY New enumeration in IFC4.

Enumeration definition

Constant	Description
EXTERNAL	External air space around the building.
EXTERNAL_EARTH	External volume covered by earth around the building.
EXTERNAL_WATER	External volume covered with water around the building.
EXTERNAL_FIRE	Space occupied by a neightboring building.
USERDEFINED
NOTDEFINED

Formal representations

XML Specification

 <xs:simpleType name="IfcExternalSpatialElementTypeEnum">

  <xs:restriction base="xs:string">

   <xs:enumeration value="external"/>

   <xs:enumeration value="external_earth"/>

   <xs:enumeration value="external_water"/>

   <xs:enumeration value="external_fire"/>

   <xs:enumeration value="userdefined"/>

   <xs:enumeration value="notdefined"/>

  </xs:restriction>

 </xs:simpleType>

EXPRESS Specification


TYPE IfcExternalSpatialElementTypeEnum = ENUMERATION OF (

 EXTERNAL, 
 EXTERNAL_EARTH, 
 EXTERNAL_WATER, 
 EXTERNAL_FIRE, 
 USERDEFINED, 
 NOTDEFINED);
END_TYPE;


 EXPRESS-G diagram

	External Spatial Element Type Enum
	Enumération des types d'élément spatial extérieur