IFC (IFC4X3) development Pset_RailwaySignalAspect Semantic definition

Properties in this property set are applicable for IfcSignal and IfcSign applied in railways. These properties describe the signal aspect, which is the information on the signal or sign shown to the train driver. Applicable entities Properties

Name Property Type Data Type Description
SignalAspectSymbol IfcPropertyReferenceValue IfcExternalReference

Content which is shown on the signal or sign, e.g. text, number, arrow or icon.

AppliesToTrainCategory IfcPropertyEnumeratedValue PEnum_TrainCategory

Sign information relative to train category, e.g. freight, passenger.

SignalAspectType IfcPropertySingleValue IfcLabel

The type of aspect, e.g. 2-display aspect for distant signal, 3-display aspect for block signal.

SignLegend IfcPropertySingleValue IfcText

Text information written on the signal or sign.


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