ArcObjects Library Reference (DataSourcesFile)  

esriSMRoadType Constants

Deprecated as of 10.1. Road types.

Constant Value Description
esriSMRoadTypeHighways 1 Corresponds to highways.
esriSMRoadTypeFerries 2 Corresponds to ferries.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

.NET Samples

StreetMap routing (Code Files: RoutingForm)