2018 Arizona Statewide ITS Architecture

Surface Street Management for Arizona Roles and Responsibilities

Stakeholder	Role and Responsibility
ADOT	Maintain field equipment.
	Operate traffic detectors, other surveillance equipment, the supporting field equipment, and fixed-point to fixed-point communications to transmit the collected data back to the Traffic Management Subsystem.
	Gather information from stakeholders and Maintain Statewide ITS Architecture every 3-5 years or as needed.
	Manage traffic on arterials using traffic signals including preemption for emergency vehicles and at highway-rail intersections.
	Collect and exchange traffic sensor and control data with other coordinating agencies.
	Exchange road network conditions from traffic sensor and surveillance data collection to other systems for distribution.
	Monitor traffic on highways, on-ramps, and ADOT controlled highways
	Report road closures to all agencies.
Arizona Cities and Towns	Identify roadways that would benefit from ITS applications. Install traffic sensor control data, DMS, CCTV and other appropriate ITS equipment for operations.
	Collect and exchange traffic sensor and control data with other coordinating agencies.
	Provide traffic information to ADOT for preparation of road condition and congestion reports.
	Perform traffic counts on roads to provide Highway Performance Monitoring System (HPMS) Data Collection for all functionally classified (FC) roads and provide current traffic counts.
	Operate signal and traffic management system.
Arizona Counties	Provide 911 call information (PSAP) to law enforcement and other first responders
	Provide traffic information to ADOT for preparation of road condition and congestion reports.
	Identify roadways that would benefit from ITS applications. Install traffic sensor control data, DMS, CCTV and other appropriate ITS equipment for operations.
	Provide portable speed limit automated at the roadside to warn motorists if they are exceeding the speed limit
	Perform traffic counts on roads to provide Highway Performance Monitoring System (HPMS) Data Collection for all functionally classified (FC) roads and provide current traffic counts.
	Collect and exchange traffic sensor and control data with other coordinating agencies.
AZTech	Operate traffic detectors, other surveillance equipment, the supporting field equipment, and fixed-point to fixed-point communications to transmit the collected data back to the Traffic Management Subsystem.
	Monitor traffic on arterials.
	Report road closures to all agencies.
	Collect and exchange traffic sensor and control data with other coordinating agencies.
	Perform traffic counts on roads to provide Highway Performance Monitoring System (HPMS) Data Collection for all functionally classified (FC) roads and provide current traffic counts.
	Manage traffic on arterials using traffic signals including preemption for emergency vehicles and at highway-rail intersections.
Maricopa Association of Governments (MAG)	Selects and formats data residing in an ITS archive to facilitate local, state, and federal government data reporting requirements
	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between cities and/or counties.
	Provide requested information to service providers for dissemination to stakeholders.
	Input year round HPMS data real-time into ADOT's database.
	Perform traffic counts on roads to provide Highway Performance Monitoring System (HPMS) Data Collection for all functionally classified (FC) roads and provide current traffic counts.
Maricopa County Department of Transportation (MCDOT)	Provide requested information to service providers for dissemination to stakeholders.
	Monitor traffic on arterials.
	Coordinate road closures with other agencies and notify appropriate information service providers of road closure schedules.
	Monitor and maintain ITS systems on County roadways.
	Perform traffic counts on roads to provide Highway Performance Monitoring System (HPMS) Data Collection for all functionally classified (FC) roads and provide current traffic counts.
	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between cities and/or counties.
	Update Information to ISP and Media Outlets (web sites, TV, etc.) and issue alerts.
Media	Gather information from traffic and emergency management agencies such as ADOT, DPS, Sheriff, Police and Fire regarding traffic, incidents, road closures, and weather related concerns for the public.
	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between States and/or Districts.
	Update Information to ISP and Media Outlets (web sites, TV, etc.) and issue alerts.
	Provide broadcast traveler information.
	Disseminate information to the public through various communication media regarding traffic speeds, event planning, incidents, road closures and weather related information.
	Provide support from the media for traffic and incident data.
Private Information Service Providers	Collect, process, store and disseminate traffic and highway condition information to travelers, including incident information, detours and road closures, event information, recommended routes and current speeds on specific routes.
	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between States and/or Districts
Rail Organizations	Participate in regional discussions of rail and traffic movement.
	Exchange information with Arizona Statewide stakeholders that would aid in coordinating highway rail interface, timing plans for crossing busy arterials and a consistent flow of rail and traffic.
Travelers	Receive traffic and event information from a regional information service provider.
	Utilize information provided by public agencies through DMS, smart phones, 511, etc... to re-route, telecommute or otherwise avoid traffic incidents.
Tribal Governments - Statewide	Develop, implement, and store emergency response plans and track progress through the incident by exchanging incident information and distributing response status to other emergency agencies.
	Monitor traffic on arterials.
	Report tribal road closures to all agencies.
	Maintain field equipment.
	Exchange road network conditions from traffic sensor and surveillance data collection to other systems for distribution.
	Collect and exchange traffic sensor and control data with other coordinating agencies.
	Manage traffic on arterials using traffic signals including preemption for emergency vehicles and at highway-rail intersections.
	Operate traffic detectors, other surveillance equipment, the supporting field equipment, and fixed-point to fixed-point communications to transmit the collected data back to the Traffic Management Subsystem.