trv_center_priority_request

This data flow is sent to the Provide Driver and Traveler Services function from the Manage Transit function and contains data necessary for a transit vehicle to be given priority at a ramp or signalized intersection. The data flow is sent directly from the vehicle to a center for distribution to the management function that will be responsible for any received priority request. It consists of the following items each of which is defined in its own DDE:

signal_priority_request
+ vehicle_identity
+ date
+ time
+ location_identity
+ route_point
+ vehicle_path_prediction_data

Sub Data Flows

• date
• location_identity
• route_point
• signal_priority_request
• time
• vehicle_identity
• vehicle_path_prediction_data

Parent Data Flows

• transportation_information_signal_requests
• transportation_signal_requests_for_traffic

Associated PSpecs/Terminators

• 4.1.2 - Determine Transit Vehicle Service Status
• 6.2.2 - Collect Traffic Data

Parent Information Flows

• signal priority request