IfcModulusOfSubgradeReactionSelect

Natural language names
Modulus Of Subgrade Reaction Select
Change log
ItemSPFXMLChangeDescription
IFC2x3 to IFC4 4.0.0.0
    IfcModulusOfSubgradeReactionSelectADDED
IFC2x3 to IFC4 4.0.0.0
    IfcModulusOfSubgradeReactionSelectADDED
Semantic definitions at the type
Type definition

Bedding measure which expresses the bedding of a structural face item per area. TRUE denotes infinite stiffness (rigidity). FALSE denotes no stiffness (a release). A numeric value denotes finite linear-elastic stiffness.

HISTORY  New type in IFC4.

Select definition
TypeDescription
IfcBoolean
IfcModulusOfSubgradeReactionMeasure
Formal representations
XML Specification
 <xs:group name="IfcModulusOfSubgradeReactionSelect">
  <xs:choice>
   <xs:element ref="ifc:IfcBoolean-wrapper"/>
   <xs:element ref="ifc:IfcModulusOfSubgradeReactionMeasure-wrapper"/>
  </xs:choice>
 </xs:group>
EXPRESS Specification
TYPE IfcModulusOfSubgradeReactionSelect = SELECT (
 IfcBoolean,
 IfcModulusOfSubgradeReactionMeasure);
END_TYPE;

Link to EXPRESS-G diagram EXPRESS-G diagram

References  References: IfcBoundaryFaceCondition

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