 | Structural Surface Member Type Enum |
| Item | SPF | XML | Change | Description | IFC2x3 to IFC4 |
|---|---|---|---|---|
| IfcStructuralSurfaceMemberTypeEnum | ADDED |
This enumeration distinguishes between different types of structural surface members, such as the typical mechanical function of walls, slabs and shells.
HISTORY New enumeration in IFC2x2.
IFC4 CHANGE Renamed from IfcStructuralSurfaceTypeEnum.
| Constant | 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. |
<xs:simpleType name="IfcStructuralSurfaceMemberTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="bending_element"/>
<xs:enumeration value="membrane_element"/>
<xs:enumeration value="shell"/>
<xs:enumeration value="userdefined"/>
<xs:enumeration value="notdefined"/>
</xs:restriction>
</xs:simpleType>
TYPE IfcStructuralSurfaceMemberTypeEnum = ENUMERATION OF (
BENDING_ELEMENT,
MEMBRANE_ELEMENT,
SHELL,
USERDEFINED,
NOTDEFINED);
END_TYPE;
References: IfcStructuralSurfaceMember
EXPRESS-G diagram
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