US State Department of Transportation


State Departments of Transportation, including Michigan, New York and Vermont, responsible for managing, operating, and/or maintaining state-owned transportation infrastructure.

Associated Inventory

US State DOT Field Equipment
US State DOT Traffic Management Centres
US State DOT Traveller Information Services

Operational Concepts

AreaRole and Responsibility
Archived Data SystemsSupport transportation planning activities that span the Canada/US border - planning joint operations, shared infrastructure, etc.
Collect transportation related data (traffic counts, accident history, etc.) to provide basic data quality, data privacy, and metadata management.
Provide data concerning commercial vehicle operations to systems in the US that maintain this archived data.
Commercial Vehicle OperationsOperate and maintain inspection facilities (permanent and mobile) to monitor commercial vehicle safety, credentials, and compliance with state and federal regulations, including the use of electronic communications with the vehicles and with central databases.
Exchange credentials and status information involving fuel taxes with IFTA.
Coordinate commercial vehicle credentialing with adjacent provincial/state commercial vehicle departments.
Exchange credentials and status information involving carrier and driver registration with IRP.
Exchange credentials and status information with the Canadian Carrier Data Exchange System.
Support the application and payment for commercial vehicle credentials.
Manage and issue oversize/overweight permits.
Administer motor vehicle and driver licensing.
Inform public safety of any traffic events involving dangerous goods.
Provide guidance and direction related to goods movement strategies.
Enact state regulation relating to vehicle licensing, permitting, safety standards.
Perform oversize/overweight enforcement.
Set policy for the state relating to goods movement and commercial vehicle operations.
Emergency ManagementCoordinate closure requests with Emergency Management Agencies and with the Bridge or Tunnel Operating Agencies.
Collect threat information and system status data concerning bridge, tunnel or other transportation assets.
Work with public safety agencies to develop disaster response and emergency evacuation plans for large scale emergencies that may arise near the border.
Implement disaster response and emergency evacuation plans.
Coordinate traffic control and resource sharing with public safety agencies during disaster response, recovery and evacuation situations.
During disaster response, recovery, and evacuation scenarios coordinate with public safety for use of maintenance or construction resources.
During evacuation scenarios share information with public safety and municipal traffic managers.
On receipt of alert notifications from an Emergency Management Agency, the DOT formats the alert for the driver information services using 511-type services, website, dynamic message signs, highway advisory radio, or other driver information systems in the roadway; returning status back to the emergency operations center.
Incident ManagementDisseminate incident advisories using 511, website, or other traveller information services.
Responsible for assisting in restoring traffic back to its pre-incident condition by working with public safety to provide resources as needed.
Coordinate the use of maintenance resources with the regional transportation authority to respond to incidents.
Coordinate response to incidents with provincial or municipal public safety agencies.
Responsible for addressing incidents, disasters, security threats, or any event that will cause a disruption to traffic flow on state roadways.
Responsible for collecting and processing traffic related data that provide indications that there may be disruptions in the traffic stream.
Disseminate advisories using dynamic message signs or other roadside equipment.
International Border CrossingsProvide information about carriers who have made border credential applications such as commercial drivers license information and carrier safety status.
Provide screening and inspection results to the Border information systems.
Share information concerning trucking movements with border agencies.
Traffic ManagementDisseminate information on traffic and weather conditions using dynamic message signs or other roadside equipment.
Work with municipal governments and public safety agencies to develop diversion response plans for freeway and bridge closures.
Coordinate with adjacent provincial/state and municipal traffic management centres.
Monitor traffic flow over the province owned transportation network.
Respond to requests from public safety agencies (e.g. police) to close the roadway.
Share information on traffic conditions with other centres so traffic operations can be coordinated.
Operate and maintain transportation infrastructure owned by the state - may include ramps and approaches, signs, ITS devices, and control centres.
Traveller InformationProvide information concerning the conditions of the roadway including, traffic congestion, incidents, or weather conditions to area public safety agencies.
Provide information concerning the conditions of the roadway including traffic congestion, incidents, maintenance activity or weather conditions to the travelling public either directly using traveller information services (e.g. website, social media) or through the media.
Coordinate traveller information with other information service providers including other transportation operations centres, etc.
Collect and format data concerning road and travel conditions.
Collect and format data concerning maintenance and construction activities including asset restrictions from the municipality's maintenance services.
Collect and disseminate information on border crossing status and delays.
Responsible for developing and operating traveller information services, allowing travellers to access information (traffic congestion, road weather conditions) prior to a trip or en-route.
Weather Data Collection and ProcessingExchange environmental conditions data collected from environmental sensor stations with the US National Weather Service.
Distributes the road weather conditions collected from environmental sensor stations to other agencies in the border areas.
Collect data from the environmental sensors to access roadway conditions.