IfcColumnTypeEnum

BACnet MVD

#### IfcColumnTypeEnum

Natural language names

| Column Type Enum
| Énumération des types de poteau

Change log

Item | SPF | XML | Change | Description
--- | --- | --- | --- | ---
IFC2x3 to IFC4
IfcColumnTypeEnum |  |  |  |
PILASTER |  |  | ADDED |

##### Semantic definitions at the type

Type definition

This enumeration defines the different predefined types of columns that can further specify an IfcColumn or IfcColumnType.

> HISTORY New Enumeration in IFC2x2.

Enumeration definition

Constant | Description
--- | ---
COLUMN | A standard member usually vertical and requiring resistance to vertical forces by compression but also sometimes to lateral forces.
PILASTER | A column element embedded within a wall that can be required to be load bearing but may also only be used for decorative purposes.
USERDEFINED | User-defined linear element.
NOTDEFINED | Undefined linear element.

##### Formal representations

XML Specification
`<xs:simpleType name="IfcColumnTypeEnum">
<xs:restriction base="xs:string">
<xs:enumeration value="column"/>
<xs:enumeration value="pilaster"/>
<xs:enumeration value="userdefined"/>
<xs:enumeration value="notdefined"/>
</xs:restriction>
</xs:simpleType>
`
EXPRESS Specification
`TYPE IfcColumnTypeEnum = ENUMERATION OF (
COLUMN,
PILASTER,
USERDEFINED,
NOTDEFINED);
END_TYPE;

EXPRESS-G diagram

`

References: IfcColumn IfcColumnType

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