route_segment_upstream_identity

This data flow provides the identity of the route segment that is immediately upstream of the route segment with which the data flow is associated. This may be another route segment of the same type (road or highway), or of the alternative type (highway or road) where there is an interface to the other network. The data flow consists of the following data item which is defined in its own DDE:

route_segment_identity

Sub Data Flows

• route_segment_identity

Parent Data Flows

• highway_network
• road_network
• route_segment_stored_details

Associated PSpecs/Terminators

• None