Toledo Regional ITS Architecture Update (Final)

Element Expanded Functional Requirements: ODOT District 2 Office

Functional Area: Collect Traffic Surveillance
  1. The center shall monitor, analyze, and store traffic sensor data (speed, volume, occupancy) collected from field elements under remote control of the center.
  2. The center shall monitor, analyze, and distribute traffic images from CCTV systems under remote control of the center.
  3. The center shall monitor, analyze, and store multimodal crossing and high occupancy vehicle (HOV) lane sensor data under remote control of the center.
  4. The center shall distribute road network conditions data (raw or processed) based on collected and analyzed traffic sensor and surveillance data to other centers.
  5. The center shall respond to control data from center personnel regarding sensor and surveillance data collection, analysis, storage, and distribution.
  6. The center shall maintain a database of surveillance equipment and sensors and associated data (including the roadway on which they are located, the type of data collected, and the ownership of each )
  7. The center shall support an interface with a map update provider, or other appropriate data sources, through which updates of digitized map data can be obtained and used as a background for traffic data.
Functional Area: HRI Traffic Management
  1. The center shall remotely control highway-rail intersection (HRI) equipment located in the field.
  2. The center shall accept collect highway-rail intersection (HRI) advisory or alert data from rail operations centers.
  3. The center shall collect highway-rail intersection (HRI) equipment operational status and compare against the control information sent by the center.
  4. The center shall provide the highway-rail intersection (HRI) equipment operational status to rail operations centers.
  5. The center shall collect incident information related to a highway-rail intersection (HRI), such as intersection blockages or crashes or equipment malfunctions.
  6. The center shall implement control plans to coordinate signalized intersections around highway-rail intersections (HRI), under control of center personnel, based on data from sensors and surveillance monitoring traffic conditions, incidents, equipment faults, pedestrian crossings, etc.
Functional Area: TMC Incident Detection
  1. The center shall receive inputs from the Alerting and Advisory System concerning the possibility or occurrence of severe weather, terrorist activity, or other major emergency, including information provided by the Emergency Alert System.
  2. The center shall collect and store traffic flow and image data from the field equipment to detect and verify incidents.
  3. The center shall receive inputs concerning upcoming events that would effect the traffic network from event promoters and traveler information service providers.
  4. The center shall exchange incident and threat information with emergency management centers as well as maintenance and construction centers; including notification of existence of incident and expected severity, location, time and nature of incident.
  5. The center shall support requests from emergency management centers and border inspection systems to remotely control sensor and surveillance equipment located in the field.
  6. The center shall provide road network conditions and traffic images to emergency management centers to support the detection, verification, and classification of incidents.
  7. The center shall provide video and traffic sensor control commands to the field equipment to detect and verify incidents.
  8. The center shall support requests from emergency management centers to remotely control sensor and surveillance equipment located in the field.
Functional Area: TMC Incident Dispatch Coordination/Communication
  1. The center shall exchange alert information and status with emergency management centers. The information includes notification of a major emergency such as a natural or man-made disaster, civil emergency, or child abduction for distribution to the public. The information may include the alert originator, the nature of the emergency, the geographic area affected by the emergency, the effective time period, and information and instructions necessary for the public to respond to the alert. This may also identify specific information that should not be released to the public.
  2. The center shall coordinate planning for incidents with emergency management centers - including pre-planning activities for disaster response, evacuation, and recovery operations.
  3. The center shall support requests from emergency management centers to remotely control sensor and surveillance equipment located in the field, provide special routing for emergency vehicles, and to provide responding emergency vehicles with signal preemption.
  4. The center shall exchange incident information with emergency management centers, maintenance and construction centers, transit centers, information service providers, and the media including description, location, traffic impact, status, expected duration, and response information.
  5. The center shall share resources with allied agency centers to implement special traffic control measures, assist in clean up, verify an incident, etc. This may also involve coordination with maintenance centers.
  6. The center shall receive inputs concerning upcoming events that would effect the traffic network from event promoters, traveler information service providers, media, border crossings, and rail operations centers.
  7. The center shall provide road network conditions and traffic images to emergency management centers, maintenance and construction centers, and traveler information service providers.
  8. The center shall monitor incident response performance and calculate incident response and clearance times.
  9. The center shall exchange road network status assessment information with emergency management and maintenance centers including an assessment of damage sustained by the road network including location and extent of the damage, estimate of remaining capacity, required closures, alternate routes, necessary restrictions, and time frame for repair and recovery.
  10. The center shall coordinate information and controls with other traffic management centers.
  11. The center shall receive inputs from emergency management and transit management centers to develop an overall status of the transportation system including emergency transit schedules in effect and current status and condition of the transportation infrastructure.
  12. The center shall support an interface with a map update provider, or other appropriate data sources, through which updates of digitized map data can be obtained and used as a background for traffic incident management.
  13. The center shall respond to requests from border agencies to implement special traffic control measures (e.g. lane assignments by vehicle type) on the approaches to a border crossing.
Functional Area: TMC Probe Information Collection
  1. The center shall collect traffic probe data from vehicles via roadside field equipment.
  2. The center shall collect road condition data from probe-equipped transit vehicles via transit management centers; the data may be aggregated and preliminarily processed at the sending center.
  3. The center shall collect traffic data from traveler information centers based on data from their subscriber vehicles; the data may be aggregated and initial link time calculations performed at the sending center.
  4. The center shall collect traffic data from toll administrative centers containing travel times between toll collection points for those vehicles equipped for electronic toll collection; the data may be aggregated and processed at the sending center.
  5. The center shall assimilate current and forecast traffic conditions based on collected probe data and distribute to other centers for dissemination to travelers.
  6. The center shall collect operational status for the roadside probe data collection equipment.
  7. The center shall collect fault data for the roadside probe data collection equipment for repair.
Functional Area: TMC Regional Traffic Control
  1. The center shall exchange traffic information with other traffic management centers including incident information, congestion data, traffic data, signal timing plans, and real-time signal control information.
  2. The center shall exchange traffic control information with other traffic management centers to support remote monitoring and control of traffic management devices (e.g. signs, sensors, signals, cameras, etc.).
Functional Area: TMC Signal Control
  1. The center shall remotely control traffic signal controllers.
  2. The center shall accept notifications of pedestrian calls.
  3. The center shall collect traffic signal controller operational status and compare against the control information sent by the center.
  4. The center shall collect traffic signal controller fault data from the field.
  5. The center shall manage (define, store and modify) control plans to coordinate signalized intersections, to be engaged at the direction of center personnel or according to a daily schedule.
  6. The center shall implement control plans to coordinate signalized intersections based on data from sensors.
  7. The center shall manage boundaries of the control sections used within the signal system.
  8. The center shall maintain traffic signal coordination including synchronizing clocks throughout the system.
Functional Area: TMC Traffic Information Dissemination
  1. The center shall remotely control dynamic messages signs for dissemination of traffic and other information to drivers.
  2. The center shall remotely control driver information systems that communicate directly from a center to the vehicle radio (such as Highway Advisory Radios) for dissemination of traffic and other information to drivers.
  3. The center shall collect operational status for the driver information systems equipment (DMS, HAR, etc.).
  4. The center shall collect fault data for the driver information systems equipment (DMS, HAR, etc.) for repair.
  5. The center shall retrieve locally stored traffic information, including current and forecasted traffic information, road and weather conditions, traffic incident information, information on diversions and alternate routes, closures, and special traffic restrictions (lane/shoulder use, weight restrictions, width restrictions, HOV requirements), and the definition of the road network itself.
  6. The center shall distribute traffic data to maintenance and construction centers, transit centers, emergency management centers, and traveler information providers.
  7. The center shall distribute traffic data to the media; the capability to provide the information in both data stream and graphical display shall be supported.
  8. The center shall provide the capability for center personnel to control the nature of the data that is available to non-traffic operations centers and the media.
Functional Area: MCM Environmental Information Processing
  1. The center shall respond to control data from center personnel regarding environmental sensor control and weather data collection and processing.
  2. The center shall assimilate current and forecast road conditions and surface weather information using a combination of weather service provider information (such as the National Weather Service and value-added sector specific meteorological services) and local environmental sensor data.
  3. The center shall use the various data inputs of environmental sensors and road weather data to develop a view of current and predicted road weather and road conditions.
  4. The center shall disseminate current and forecasted road weather and road condition information to weather service providers (such as the National Weather Service and value-added sector specific meteorological services) as well as other agencies including traffic, emergency, and transit management, traveler information providers, rail operations centers, media, and other maintenance management centers.
  5. The center shall provide value-added sector specific meteorological services with information on basic road facility and treatment information that supports forecasts for road conditions.
Functional Area: MCM Environmental Information Collection
  1. The center shall remotely control environmental sensors that measure road surface temperature, moisture, icing, salinity, and other measures.
  2. The center shall remotely control environmental sensors that measure weather conditions including temperature, wind, humidity, precipitation, and visibility.
  3. The center shall remotely control environmental sensors on-board maintenance and construction vehicles that measure road and weather conditions including air and surface temperatures, wind speed, humidity, precipitation, visibility and other measures.
  4. The center shall collect environmental probe data (air temperature, exterior light status, wiper status, traction control status, etc.) from short range communications equipment that communicates with appropriately equipped probe vehicles.
  5. The center shall assimilate current and forecast road conditions and surface weather information using a combination of weather service provider information (such as the National Weather Service and value-added sector specific meteorological services), data from traffic and traveler information providers, and environmental data collected from sensors deployed on and about the roadway as well as the fleet of maintenance and construction vehicles and the broader population of vehicle probes.
  6. The center shall provide weather and road condition information to weather service providers and center personnel.
  7. The center shall respond to control data from center personnel regarding environmental sensor control and weather data collection and processing.
  8. The center shall collect operational status for the roadside and vehicle-based environmental sensor equipment.
  9. The center shall collect fault data for the roadside and vehicle-based environmental sensor equipment for repair.
Functional Area: MCM Winter Maintenance Management
  1. The center shall respond to requests from emergency management and traffic management centers for hazard removal, field equipment repair, and other winter roadway maintenance.
  2. The center shall exchange information with administrative systems to support the planning and scheduling of winter maintenance activities. This information includes: equipment and consumables resupply purchase request status, personnel qualifications including training and special certifications, environmental regulations and rules that may impact maintenance activities, and requests and project requirements from contract administration.
  3. The center shall provide status information about scheduled winter maintenance activities including anticipated closures and impact to the roadway, alternate routes, anticipated delays, closure times, and durations. The information is provided to other management centers such as traffic, emergency, transit, traveler information providers, other maintenance centers, and the media.
  4. The center shall receive equipment availability and materials storage status information from storage facilities to support the scheduling of winter maintenance activities.
  5. The center shall support an interface with a map update provider, or other appropriate data sources, through which updates of digitized map data can be obtained and used as a background for the scheduling of winter maintenance activities.
  6. The center shall collect real-time information on the state of the regional transportation system from other centers including current traffic and road conditions, weather conditions, special event and incident information and use the collected information to support winter maintenance operations.
  7. The center shall dispatch and route winter maintenance vehicle drivers and support them with route- specific environmental, incident, advisory, threat, alert, and traffic congestion information.
  8. The center shall determine the need for roadway treatment based on current and forecasted weather information, current usage of treatments and materials, available resources, requests for action from other agencies, and recommendations from the Maintenance Decision Support system, specifically under winter conditions. This supports winter maintenance such as plowing, treating, anti-icing, etc.
  9. The center shall provide dispatch instructions for vehicle operators based on input parameters from center personnel, specifically for winter conditions. This could include a treatment route, treatment application rates, start and end times, and other treatment instructions.
  10. The center shall support remote control of on-board maintenance and construction vehicle systems and field equipment that is remotely controlled by the vehicle such as adjusting material application rates and spread patterns.
  11. The center shall assess the current status of all winter maintenance activities, including actual work activities performed, current locations and operational conditions of vehicles, materials and equipment inventories, field equipment status, environmental information, etc.
Functional Area: MCM Work Activity Coordination
  1. The center shall provide work zone activities affecting the road network including the nature of the maintenance or construction activity, location, impact to the roadway, expected time(s) and duration of impact, anticipated delays, alternate routes, and suggested speed limits. This information may be augmented with images that provide a visual indication of current work zone status and traffic impacts.
  2. The center shall provide status information about scheduled maintenance and construction activities including anticipated closures and impact to the roadway, alternate routes, anticipated delays, closure times, and durations. The information is provided to other management centers such as traffic, emergency, transit, traveler information providers, other maintenance centers, multimodal transportation providers, rail operations, and the media.
  3. The center shall collect and respond to feedback concerning scheduled maintenance and construction activities with other management centers such as traffic, emergency, transit, and rail operations.
  4. The center shall collect and disseminate asset restriction information levied on transportation asset usage based on infrastructure design, surveys, tests, or analyses. This includes standard facility design height, width, and weight restrictions, special restrictions such as spring weight restrictions, and temporary facility restrictions that are imposed during maintenance and construction.
  5. The center shall exchange information with administrative systems to support the planning and scheduling of maintenance and construction activities. This information includes: equipment and consumables resupply purchase request status, personnel qualifications including training and special certifications, environmental regulations and rules that may impact maintenance activities, and requests and project requirements from contract administration.
  6. The center shall exchange rail schedules and work plans with rail operations centers.