2024 Arizona Statewide ITS Architecture - Traffic Management for Arizona Roles and Responsibilities

Traffic Management for Arizona Roles and Responsibilities

Stakeholder	Role and Responsibility
ADOT	Gather information from stakeholders and Maintain Statewide ITS Architecture every 3–5 years or as needed.
	Secure, monitor, maintain, and control all ADOT field equipment
	Manage RWIS systems and equipment (ADOT Systems Maintenance)
	Maintain ITS devices (ADOT Systems Maintenance)
	Collect, process, store and disseminate weather information to travelers.
	Maintain centralized signal systems and software that monitors, analyzes and stores traffic sensor data (ADOT Systems Maintenance)

	Remotely monitor video images and surveillance data collected in secure areas on facilities and in traffic.
	Provide snowplow operations support and availability information for other agencies.
	Coordinate road closure data and information with other agencies and notify appropriate information service providers of road closure schedules.
	Provide resources when requested by emergency management agencies.
	Install, operate, and maintain Connected Vehicle Roadside Equipment.
	Coordinate and implement traffic control response to incidents.
	Provide information on traffic conditions, environment conditions, weather and event information from the requested voice activated phone system.
	Monitor traffic on ADOT controlled highways and on–ramps.
	Collect and share information collected by the service patrol with traffic, maintenance and construction, and traveler information systems for incident management, incident notification to travelers and incident cleanup.
	Monitor traffic on highways, on–ramps, and ADOT controlled highways. Provide traffic and incident information to drivers. Share traffic information with other emergency and transportation agencies.
	Dispatch and track location of roadway service patrol vehicles to identified incident locations.
	Share control of field equipment with ADOT Districts, other transportation and emergency agencies.
	Remotely control dynamic message signs for dissemination of traffic and other information to drivers.
Arizona Department of Public Safety (DPS)	Request Emergency Services actions taken or needed.
	Receive public safety calls from cellular (wireless) telephones and forward to appropriate dispatch center.
	Coordinate road closures with other agencies and notify appropriate information service providers of road closure schedules.
	Collect and share information collected by the service patrol with traffic, maintenance and construction, and traveler information systems for incident management, incident notification to travelers and incident cleanup.
	Respond to silent and audible alarms received from travelers in secure areas such as transit stops, rest areas and on buses.
	Be first responder to incidents (typically), as appropriate and serve as incident command (IC) during moderate to major traffic incidents, as appropriate.
	Dispatch state patrol vehicles.
	Secure, monitor, maintain, and control all DPS field equipment
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.
	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.
	Report road closures to all agencies.
Federal Highway Administration (FHWA)	Participate in project development and funding information, data collection and distribution to the traveling public
Maricopa County Department of Transportation (MCDOT)	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between cities, counties and state agencies.
	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.
	Use systems polling feature to provide fault data for ITS field elements.
	Update Information to ISP and Media Outlets (web sites, TV, etc.) and issue alerts.
Media	Provide support from the media for traffic and incident data.
	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.
	Disseminate information to the public through various communication media regarding traffic speeds, event planning, incidents, road closures and weather related information.
	Update Information to ISP and Media Outlets (web sites, TV, etc.) and issue alerts.
	Provide broadcast traveler information.
National Oceanic Atmospheric Administration (NOAA)	Disseminate information to public agencies (ADOT, DPS, Counties, etc.) about current and forecast weather conditions.
Private Information Service Providers	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between States and/or Districts
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.
Rail Organizations	Participate in regional discussions of rail and traffic movement.
Rail Organizations	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.
State of California	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between states.
State of California	Secure, monitor, maintain, and control all field equipment
State of Nevada	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between states.
State of Nevada	Secure, monitor, maintain, and control all field equipment
State of New Mexico	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between states.
State of New Mexico	Secure, monitor, maintain, and control all field equipment
State of Utah	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between states.
State of Utah	Secure, monitor, maintain, and control all ADOT field equipment
Travelers	Utilize information provided by public agencies through DMS, smart phones, 511, etc... to re–route, telecommute or otherwise avoid traffic incidents and other emergency conditions.
Travelers	Receive traffic and event information from a regional and/or statewide information service providers.
Tribal Governments – Statewide	Secure, monitor, maintain, and control all field equipment
	Monitor traffic on arterials.
	Perform other "non–transportation related" public safety duties.
	Coordinate road closures with other agencies and notify appropriate information service providers of road closure schedules.
	Coordinate and facilitate sharing of traffic, event, weather, incident and other information on corridors crossing the boundaries between cities, counties and state agencies.
US Customs and Border Protection (CBP)	Secure, monitor, maintain, and control all field equipment
US Customs and Border Protection (CBP)	Provides updated wait times for reaching the primary inspection booth, the first point of contact with CBP when crossing into the Mexico / U.S. land borders for Arizona's six points of entry into the United States.