IFC 4.3.2.20250327 (IFC4X3_ADD2) under development

8.19.3.3 IfcBoundaryFaceCondition

8.19.3.3.1 Semantic definition

Describes linearly elastic support conditions or connection conditions.

Applicability:

  • Surface supports and connections.

8.19.3.3.2 Entity inheritance

8.19.3.3.3 Attributes

# Attribute Type Description
IfcBoundaryCondition (1)
Click to show 1 hidden inherited attributes
IfcBoundaryFaceCondition (3)
2 TranslationalStiffnessByAreaX OPTIONAL IfcModulusOfSubgradeReactionSelect

Translational stiffness value in x-direction of the coordinate system defined by the instance which uses this resource object.
3 TranslationalStiffnessByAreaY OPTIONAL IfcModulusOfSubgradeReactionSelect

Translational stiffness value in y-direction of the coordinate system defined by the instance which uses this resource object.
4 TranslationalStiffnessByAreaZ OPTIONAL IfcModulusOfSubgradeReactionSelect

Translational stiffness value in z-direction of the coordinate system defined by the instance which uses this resource object.
Table 8.19.3.3.A

8.19.3.3.4 Formal representation 

ENTITY IfcBoundaryFaceCondition
 SUBTYPE OF (IfcBoundaryCondition);
	TranslationalStiffnessByAreaX : OPTIONAL IfcModulusOfSubgradeReactionSelect;
	TranslationalStiffnessByAreaY : OPTIONAL IfcModulusOfSubgradeReactionSelect;
	TranslationalStiffnessByAreaZ : OPTIONAL IfcModulusOfSubgradeReactionSelect;
END_ENTITY;

8.19.3.3.5 References

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8.19.3.3.6 Changelog

8.19.3.3.6.1 IFC4