7.10.2.11 IfcStructuralSurfaceMemberTypeEnum
7.10.2.11.1 Semantic definition
This enumeration distinguishes between different types of structural surface members, such as the typical mechanical function of walls, slabs and shells.
7.10.2.11.2 Type values
| Type | Description | 
|---|---|
BENDING_ELEMENT
 | 
 A member with capacity to carry out-of-plane loads, i.e. a plate.  | 
MEMBRANE_ELEMENT
 | 
 A member with capacity to carry in-plane loads, for example a shear wall.  | 
SHELL
 | 
 A member with capacity to carry in-plane and out-of-plane loads, i.e. a combination of bending element and membrane element.  | 
USERDEFINED
 | 
 A specially defined member.  | 
NOTDEFINED
 | 
 A member without further categorization.  | 
7.10.2.11.3 Formal representation
TYPE IfcStructuralSurfaceMemberTypeEnum = ENUMERATION OF
	(BENDING_ELEMENT
	,MEMBRANE_ELEMENT
	,SHELL
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;