This data flow provides the operational status (state of the device, configuration, and fault data) of the equipment at highway-rail intersections (HRI). The data also includes the train situation, vehicle traffic, and predictable near term events. It consists of the following data items each of which is defined in its own DDE:

+ hri_closure_data_response
+ roadside_device_status
+ station_id
+ device_identity

Sub Data Flows

Parent Data Flows

Associated PSpecs/Terminators

Parent Information Flows