5.4.4.32 Pset_Uncertainty
5.4.4.32.1 Semantic definition
Property set capturing the geometric uncertainty regarding measurements including how the way that uncertainty was assessed.
5.4.4.32.2 Applicable entities
5.4.4.32.3 Properties
| Name | Property Type | Data Type | Description | |
|---|---|---|---|---|
| UncertaintyBasis | IfcPropertyEnumeratedValue | PEnum_UncertaintyBasis | 
 Indication of the basis of the uncertainty  | 
|
| UncertaintyDescription | IfcPropertySingleValue | IfcText | 
 General description of the uncertainty associated to the element or feature, its source and implications.  | 
|
| HorizontalUncertainty | IfcPropertySingleValue | IfcPositiveLengthMeasure | 
 Indicative (95%-100%) range diameter associated to the vertical shape and position in X, if different to the linear uncertainty.  | 
|
| LinearUncertainty | IfcPropertySingleValue | IfcPositiveLengthMeasure | 
 Indicative (95%-100%) range diameter associated to the overall shape and position in XYZ.  | 
|
| OrthogonalUncertainty | IfcPropertySingleValue | IfcPositiveLengthMeasure | 
 Indicative (95%-100%) range diameter associated to the horizontal shape and position in Y, if different to the horizontal uncertainty.  | 
|
| VerticalUncertainty | IfcPropertySingleValue | IfcPositiveLengthMeasure | 
 Indicative (95%-100%) range diameter associated to the vertical shape and position in Z, if different to the linear uncertainty.  |