This data flow contains the actual data provided by local roadside equipment to a dynamic message sign (DMS) or other types of signs at the roadside indicating that a transit vehicle in the vicinity is moving out into the traffic lanes. It consists of the following data items each of which is defined in its own DDE:

+ dms_advisory_text
+ lane_dms_controls

Sub Data Flows

Parent Data Flows

Associated PSpecs/Terminators

Parent Information Flows