# 8.10.3.15 IfcMaterialProfileWithOffsets

## 8.10.3.15.1 Semantic definition

IfcMaterialProfileWithOffsets is a specialization of IfcMaterialProfile with additional longitudinal offsets .

Relative positions of IfcMaterialProfileWithOffsets in the longitudinal direction of an element can be defined giving offsets at the start at the end, or at start and end. This shall not be used for relative positions of individual profiles in the plane of profile definition, which is given in composite profile definition itself. Also, care should be taken especially when used with IfcMaterialProfileSetUsageTapering for correct start and end offset assignment.

## 8.10.3.15.4 Formal representation

ENTITY IfcMaterialProfileWithOffsets
SUBTYPE OF (IfcMaterialProfile);
OffsetValues : ARRAY [1:2] OF IfcLengthMeasure;
END_ENTITY;