ifc:IfcDistributionChamberElementTypeEnum

<xs:simpleType name="IfcDistributionChamberElementTypeEnum">
  <xs:restriction base="xs:string">
    <xs:enumeration value="formedduct"/>
    <xs:enumeration value="inspectionchamber"/>
    <xs:enumeration value="inspectionpit"/>
    <xs:enumeration value="manhole"/>
    <xs:enumeration value="meterchamber"/>
    <xs:enumeration value="sump"/>
    <xs:enumeration value="trench"/>
    <xs:enumeration value="valvechamber"/>
    <xs:enumeration value="userdefined"/>
    <xs:enumeration value="notdefined"/>
  </xs:restriction>
</xs:simpleType>