IFC 4.3.x development

6.1.2.1 IfcBeamTypeEnum

6.1.2.1.1 Semantic definitions at the entity

This enumeration defines the different predefined types of beams that can further specify an IfcBeam or IfcBeamType.

HISTORY  New enumeration type in IFC2x2.

IFC4 CHANGE  The enumerators HOLLOWCORE and SPANDREL have been added.

Items

BEAM

A standard beam usually used horizontally.

JOIST

A beam used to support a floor or ceiling.

HOLLOWCORE

A wide often prestressed beam with a hollow-core profile that usually serves as a slab component.

LINTEL

A beam or horizontal piece of material over an opening (e.g. door, window).

SPANDREL

A tall beam placed on the facade of a building. One tall side is usually finished to provide the exterior of the building. Can be used to support joists or slab elements on its interior side.

T
GIRDER_SEGMENT

A segment of a girder (e.g. each span of a continuous girder).

DIAPHRAGM
PIERCAP

A transversal beam on top of a pier (on a single column or extending from one column of a pier to another column of the same pier).

HATSTONE
CORNICE

A non-loadbearing beam on the longitudinal edge of bridge slab, usually encasing installations.

EDGEBEAM
USERDEFINED

User-defined linear beam element.

NOTDEFINED

Undefined linear beam element.

6.1.2.1.1 Formal representations

TYPE IfcBeamTypeEnum = ENUMERATION OF
	(BEAM
	,JOIST
	,HOLLOWCORE
	,LINTEL
	,SPANDREL
	,T_BEAM
	,GIRDER_SEGMENT
	,DIAPHRAGM
	,PIERCAP
	,HATSTONE
	,CORNICE
	,EDGEBEAM
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;