This data flow is used by the Provide Driver and Traveler Services function as a source of digitized data on the physical layout of the road and highway network. It contains digitized map data for use as background to displays of traveler information requested by the ISP operator. The data consists of the following data items each of which is defined in its own DDE:

+ map_link_identity_data
+ map_gazetteer_data
+ map_transit_data
+ map_hri_data

Sub Data Flows

Parent Data Flows

Associated PSpecs