IfcPipeSegmentTypeEnum

Semantic definitions at the type

Type definition

This enumeration is used to identify the primary purpose of a pipe segment. This is a very basic categorization mechanism to generically identify the pipe segment type. Subcategories of pipe segments are not enumerated.

HISTORY New enumeration in IFC2x2.

Enumeration definition

Constant	Description
CULVERT	A covered channel or large pipe that forms a watercourse below ground level, usually under a road or railway.
FLEXIBLESEGMENT	A flexible segment is a continuous non-linear segment of pipe that can be deformed and change the direction of flow.
RIGIDSEGMENT	A rigid segment is continuous linear segment of pipe that cannot be deformed.
GUTTER	A gutter segment is a continuous open-channel segment of pipe.
SPOOL	A type of rigid segment that is typically shorter and used for providing connectivity within a piping network.
USERDEFINED	User-defined segment.
NOTDEFINED	Undefined segment.

Formal representations

XML Specification

 <xs:simpleType name="IfcPipeSegmentTypeEnum">

  <xs:restriction base="xs:string">

   <xs:enumeration value="culvert"/>

   <xs:enumeration value="flexiblesegment"/>

   <xs:enumeration value="rigidsegment"/>

   <xs:enumeration value="gutter"/>

   <xs:enumeration value="spool"/>

   <xs:enumeration value="userdefined"/>

   <xs:enumeration value="notdefined"/>

  </xs:restriction>

 </xs:simpleType>

EXPRESS Specification


TYPE IfcPipeSegmentTypeEnum = ENUMERATION OF (

 CULVERT, 
 FLEXIBLESEGMENT, 
 RIGIDSEGMENT, 
 GUTTER, 
 SPOOL, 
 USERDEFINED, 
 NOTDEFINED);
END_TYPE;


 EXPRESS-G diagram

Item	SPF	XML	Change	Description
IFC2x3 to IFC4
IfcPipeSegmentTypeEnum
CULVERT			ADDED

	Pipe Segment Type Enum
	Enumération des types de tronçon de tuyauterie