Triangle Region ITS Architecture

Freeway Management for Triangle Regional ITS Architecture Roles and Responsibilities

Stakeholder	Role and Responsibility
NC Department of Transportation	Provide traffic information, such as road network conditions, to maintenance and construction agencies.
	Collect traffic data from highway system sensors.
	Monitor highway surveillance cameras.
	Perform network surveillance for incident detection and verification, and send traffic/incident information and traffic images to local and county public safety agencies and EOCs.
	Collect traffic probe information (e.g., highway travel times) from information service providers.
	Monitor and control highway traffic with traffic sensors, ramp meters and lane control signals.
	Operate traffic information devices, such as dynamic message signs and highway advisory radios.
	Provide traffic information to travelers via traffic information devices on state–owned roadways (e.g., DMS and HAR equipment), SmartLink and local ISPs and web sites.
	Provide traffic information to travelers via the NCDOT website, 511 system, information service providers, and the media.
	Provide traffic information, such as road network conditions, to information service providers.
	Provide traffic information, such as road network conditions, to public safety agencies.
	Monitor and control traffic information devices of other traffic management agencies, such as dynamic message signs, during certain agreed upon conditions, such as specific hours or during specific emergencies.
	Provide traffic information in a coordinated effort to the STOC, SmartLink and other traffic management agencies.
	Provide traffic information reports to other traffic management agencies.
	Operate high occupancy toll (HOT) lanes..
	Monitor and control reversible lanes on highways and state–owned arterials with lane control signals.
	Collect road weather information from field sensors.
	Provide traffic information, such as road network conditions, information to transit agencies.
Private Traveler Providers	Provide highway probe information to the TRTMC and traffic operations centers.
	Collect traffic condition information from the TRTMC and traffic operations centers.