Surface Street Management for North Central Texas Regional ITS Architecture Roles and Responsibilities

StakeholderRole and Responsibility
Dallas Area Rapid TransitProvide enroute travel information to drivers (via dynamic message signs and highway advisory radio).
Collect current traffic conditions from sensors and surveillance equipment.
Control traffic signal controllers remotely to implement traffic management strategies at signalized intersections based on traffic conditions, incidents, emergency vehicle preemptions, pedestrian crossings, etc.
Monitor and remotely diagnose field equipment issues including detecting failures, issuing problem reports, and tracking the repair or replacement of failed equipment.
Monitor traffic sensors and surveillance (CCTV) equipment.
Share traffic information with other traffic management centers.
Distribute current traffic conditions to other centers.
Grant signal preemption to requesting emergency vehicles.
Monitor and control highway-rail intersection (HRI) equipment remotely including standard speed active warning systems and high speed systems which provide additional information on approaching trains and detect and report on obstructions in the HRI.
Local Traffic Management AgenciesProvide enroute travel information to drivers (via dynamic message signs and highway advisory radio).
Distribute current traffic conditions to other centers.
Allow control of field equipment by other traffic management centers.
Monitor and remotely diagnose field equipment issues including detecting failures, issuing problem reports, and tracking the repair or replacement of failed equipment.
Grant signal preemption to requesting emergency vehicles.
Operate and maintain field equipment that controls and sends data to other field equipment (such as environmental sensors that send data to a DMS or coordination between traffic controllers on adjacent intersections), without being controlled from a center.
Monitor and control highway-rail intersection (HRI) equipment remotely including standard speed active warning systems and high speed systems which provide additional information on approaching trains and detect and report on obstructions in the HRI.
Collect current traffic conditions from sensors and surveillance equipment.
Control traffic signal controllers remotely to implement traffic management strategies at signalized intersections based on traffic conditions, incidents, emergency vehicle preemptions, pedestrian crossings, etc.
Share traffic information with other traffic management centers.
Passenger AirportsCollect current traffic conditions from sensors and surveillance equipment.
Grant signal preemption to requesting emergency vehicles.
Provide enroute travel information to drivers (via dynamic message signs and highway advisory radio).
Monitor traffic sensors and surveillance (CCTV) equipment.
Monitor and remotely diagnose field equipment issues including detecting failures, issuing problem reports, and tracking the repair or replacement of failed equipment.
Control traffic signal controllers remotely to implement traffic management strategies at signalized intersections based on traffic conditions, incidents, emergency vehicle preemptions, pedestrian crossings, etc.
Private Traffic Data ProviderProvde traffic data from probes, including analystical historical and forecasted data.