| Functional Requirements: |
Collect Traffic Surveillance
- The center shall distribute road network conditions data (raw or processed) based on collected and analyzed traffic sensor and surveillance data to other centers.
- The center shall maintain a database of surveillance and sensors and the freeways, surface street and rural roadways, e.g. where they are located, to which part(s) of the network their data applies, the type of data, and the ownership of each link (that i
- The center shall monitor, analyze, and distribute traffic images from CCTV systems under remote control of the center.
- The center shall monitor, analyze, and store multimodal crossing and high occupancy vehicle (HOV) lane sensor data under remote control of the center.
- The center shall monitor, analyze, and store traffic sensor data (speed, volume, occupancy) collected from field elements under remote control of the center.
- The center shall respond to control data from center personnel regarding sensor and surveillance data collection, analysis, storage, and distribution.
- 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.
HRI Traffic Management
- The center shall accept collect highway-rail intersection (HRI) advisory or alert data from rail operations centers.
- The center shall collect highway-rail intersection (HRI) equipment operational status and compare against the control information sent by the center.
- The center shall collect incident information related to a highway-rail intersection (HRI), such as intersection blockages or crashes or equipment malfunctions.
- 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 fau
- The center shall provide the highway-rail intersection (HRI) equipment operational status to rail operations centers.
- The center shall remotely control highway-rail intersection (HRI) equipment located in the field.
Rail Operations Coordination
- The center shall exchange highway-rail intersection (HRI) information with rail operations centers. This information may include event schedules, requests for information from the Rail Operators, incident notification based on rail operations messages, a
- The center shall receive highway-rail intersection (HRI) maintenance schedules, train schedules, and incident notifications from rail operations centers.
- The center shall use the rail operations information to develop forecast HRI closure times and durations which may be applied in advanced traffic control strategies or delivered as enhanced traveler information.
TMC Freeway Management
- The center shall collect fault data from ramp meters, mainline metering, and lane controls.
- The center shall collect operational status from ramp meters, mainline metering, and lane controls and compare against the control information sent by the center.
- The center shall implement control strategies, under control of center personnel, on some or all of the freeway network devices (e.g. ramp meters, mainline metering, and lane controls), based on data from sensors monitoring traffic conditions upstream, do
- The center shall remotely control systems to manage use of the freeways, including ramp meters, mainline metering, and lane controls.
TMC Incident Detection
- The center shall collect and store traffic flow and image data from the field equipment to detect and verify incidents.
- 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.
- The center shall provide road network conditions and traffic images to emergency management centers to support the detection, verification, and classification of incidents.
- The center shall provide video and traffic sensor control commands to the field equipment to detect and verify incidents.
- The center shall receive inputs concerning upcoming events that would effect the traffic network from event promoters, traveler information service providers, border crossings, and intermodal freight depots.
- 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.
- The center shall support requests from emergency management centers and border inspection systems to remotely control sensor and surveillance equipment located in the field.
TMC Incident Dispatch Coordination/Communication
- The center shall coordinate information and controls with other traffic management centers.
- The center shall coordinate planning for incidents with emergency management centers - including pre-planning activities for disaster response, evacuation, and recovery operations.
- 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 publi
- 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 duratio
- 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 capac
- The center shall monitor incident response performance and calculate incident response and clearance times.
- The center shall provide road network conditions and traffic images to emergency management centers, maintenance and construction centers, and traveler information service providers.
- 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.
- 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 infra
- 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.
- 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.
- 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.
- 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 preemp
TMC In-Vehicle Signing Management
- The center shall format and output advisory information, such as detour information, wide-area alerts, work zone intrusion information, and other special information to field equipment that supports in-vehicle signage communications.
- The center shall format and output variable sign information such as traffic and road conditions to field equipment that supports in-vehicle signage communications.
- The center shall monitor and manage output of indicator and fixed sign information, including static sign information (e.g., stop, curve warning, guide signs, service signs, and directional signs) and dynamic information (e.g., current signal states and l
- The center shall receive system fault data from field equipment that supports in-vehicle signage communications.
- The center shall receive system operational status from field equipment that supports in-vehicle signage communications.
TMC Probe Information Collection
- The center shall assimilate current and forecast traffic conditions based on collected probe data and distribute to other centers for dissemination to travelers.
- The center shall collect fault data for the roadside probe data collection equipment for repair.
- The center shall collect operational status for the roadside probe data collection equipment.
- 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.
- 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.
- 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.
- The center shall collect traffic probe data from vehicles via roadside field equipment.
TMC Regional Traffic Management
- 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.).
- 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.
TMC Environmental Monitoring
- 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), da
- The center shall provide weather and road condition information to weather service providers and center personnel.
- The center shall remotely control environmental sensors that measure road surface temperature, moisture, icing, salinity, and other measures.
- The center shall remotely control environmental sensors that measure weather conditions including temperature, wind, humidity, precipitation, and visibility.
- The center shall respond to control data from center personnel regarding environmental sensor control and weather data collection and processing.
TMC Traffic Information Dissemination
- The center shall collect fault data for the driver information systems equipment (DMS, HAR, etc.) for repair.
- The center shall collect operational status for the driver information systems equipment (DMS, HAR, etc.).
- The center shall distribute traffic data to maintenance and construction centers, transit centers, emergency management centers, and traveler information providers.
- 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.
- 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.
- 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.
- The center shall remotely control dynamic messages signs for dissemination of traffic and other information to drivers.
- 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 re
Traffic Maintenance
- The center shall collect and store CCTV surveillance system (traffic, pedestrian) fault data send to the maintenance center for repair.
- The center shall collect and store CCTV surveillance system (traffic, pedestrian) operational status.
- The center shall collect and store sensor (traffic, pedestrian, multimodal crossing) fault data and send to the maintenance center for repair.
- The center shall collect and store sensor (traffic, pedestrian, multimodal crossing) operational status.
- The center shall collect environmental sensor equipment fault data and send to the maintenance center for repair.
- The center shall collect environmental sensor operational status.
- The center shall exchange data with maintenance centers concerning the reporting of faulty equipment and the schedule/status of their repair. Information exchanged includes details of new equipment faults, and clearances when the faults are cleared.
- 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 maintenance data.
Traffic Data Collection
- The center shall assign quality control metrics and meta-data to be stored along with the data. Meta-data may include attributes that describe the source and quality of the data and the conditions surrounding the collection of the data.
- The center shall be able to produce sample products of the data available.
- The center shall collect traffic management data such as operational data, event logs, etc.
- The center shall receive and respond to requests from ITS Archives for either a catalog of the traffic data or for the data itself.
Emergency Data Collection
- The center shall assign quality control metrics and meta-data to be stored along with the data. Meta-data may include attributes that describe the source and quality of the data and the conditions surrounding the collection of the data.
MCM Environmental Information Processing
Service Patrol Management
- The center shall dispatch roadway service patrol vehicles to identified incident locations.
- The center shall share incident information collected by the service patrol with traffic, maintenance and construction, and traveler information centers for incident management, incident notification to travelers, and incident cleanup.
- The center shall store the current status of all service patrol vehicles available for dispatch and those that have been dispatched.
- The center shall track the location and status of service patrol vehicles.
TMC Speed Monitoring
- The center shall collect fault data for the vehicle speed sensors for repair.
- The center shall collect operational status for the vehicle speed sensors; the status shall include logged information including measured speeds, warning messages displayed, and violation records.
- The center shall provide the capability to notify an enforcement agency when vehicle speeds in the work zone are in excess of the posted speed limit or are creating an unsafe condition based upon the current environmental or traffic conditions.
- The center shall remotely control vehicle speed sensors typically placed in work zones; control parameters may include environmental and traffic conditions.
TMC Work Zone Traffic Management
- The center shall analyze work zone images for indications of a possible incident.
- The center shall collect fault data for the driver information systems equipment in work zones for repair.
- The center shall collect operational status for the driver information systems equipment in work zones.
- The center shall receive proposed maintenance and construction work plans, analyze the activity as a possible incident, and provide work plan feedback to the sending center.
- The center shall receive work zone images from a maintenance center.
- The center shall remotely control driver information systems (such as dynamic messages signs, highway advisory radios) to advise drivers of activity around a work zone.
Center Secure Area Surveillance
- The center shall exchange surveillance data with other emergency centers.
- The center shall exchange traveler images with other emergency management centers to support traveler image matching.
- The center shall identify potential security threats based on collected security surveillance data.
- The center shall match traveler video images against a database from the Alerting and Advisory Systems of known images that may represent criminals and terrorists.
- The center shall monitor maintenance status of the security sensor field equipment.
- The center shall remotely control security surveillance devices in secure areas including facilities (e.g. transit yards) and transportation infrastructure (e.g. bridges, tunnels, interchanges, roadway infrastructure, and transit railways or guideways).
- The center shall remotely control security surveillance devices in traveler secure areas, which include transit stations, transit stops, rest areas, park and ride lots, and other fixed sites along travel routes (e.g., emergency pull-off areas and travel i
- The center shall remotely control security surveillance devices on-board transit vehicles.
- The center shall remotely monitor video images and audio surveillance data collected in secure areas including facilities (e.g. transit yards) and transportation infrastructure (e.g. bridges, tunnels, interchanges, roadway infrastructure, and transit rail
- The center shall remotely monitor video images and audio surveillance data collected in traveler secure areas, which include transit stations, transit stops, rest areas, park and ride lots, and other fixed sites along travel routes (e.g., emergency pull-o
- The center shall remotely monitor video images and audio surveillance data collected on-board transit vehicles. The data may be raw or pre-processed in the field.
- The center shall respond to control data from center personnel regarding security surveillance data collection, processing, threat detection, and image matching.
- The center shall verify potential security threats by correlating security surveillance data from multiple sources.
TMC Multimodal Crossing Management
- The center shall collect and analyze the planned multimodal crossing closures as a possible incident.
- The center shall collect fault data for the equipment at multimodal crossings for repair.
- The center shall collect operational status for the equipment at multimodal crossings.
- The center shall distribute multimodal crossing information to other centers for dissemination to travelers.
- The center shall receive and respond to requests for right-of-way at multimodal crossings.
- The center shall receive requests from non-highway traffic to cross at multimodal crossings for specified durations (such as draw bridges and miscellaneous other interference crossings between highway traffic and other modes such as river traffic, aircraf
- The center shall remotely control driver information systems (such as dynamic messages signs, highway advisory radios (HAR), and equipment that controls warning lights and gates) to notify drivers of closure durations and times at multimodal crossings.
- The center shall remotely control traffic signal controllers for use at major multimodal crossings.
Incident Command
- The center shall assess the status of responding emergency vehicles as part of an incident command.
- The center shall provide incident command communications with public safety, emergency management, transportation, and other allied response agency centers.
- The center shall provide tactical decision support, resource coordination, and communications integration for Incident Commands that are established by first responders to support local management of an incident.
- The center shall share incident command information with other public safety agencies including resource deployment status, hazardous material information, rail incident information, evacuation advice as well as traffic, road, and weather conditions.
- The center shall track and maintain resource information and action plans pertaining to the incident command.
TMC Evacuation Support
- The center shall coordinate execution of evacuation strategies with emergency management centers - including activities such as setting closures and detours, establishing routes, updating areas to be evacuated, timing the process, etc.
- The center shall coordinate information and controls with other traffic management centers.
- The center shall coordinate planning for evacuation with emergency management centers - including pre-planning activities such as establishing routes, areas to be evacuated, timing, etc.
- The center shall support requests from emergency management centers to preempt the current traffic control strategy, activate traffic control and closure systems such as gates and barriers, activate safeguard systems, or use driver information systems to
Barrier System Management
- The center shall accept requests for barrier system activation from other centers and from center personnel to support emergency response and detours.
- The center shall collect barrier system fault data and send to the maintenance center for repair.
- The center shall collect barrier system operational status.
- The center shall remotely control barrier systems for transportation facilities and infrastructure. Barrier systems include automated or remotely controlled gates, barriers and other systems that manage entry to roadways.
Center Secure Area Sensor Management
- The center shall disseminate threat information to other agencies, including traffic, transit, maintenance, rail operations, and other emergency management centers.
- The center shall exchange security sensor data with other emergency centers.
- The center shall exchange threat analysis data with Alerting and Advisory Systems and use that data in local threat analysis processing.
- The center shall identify potential security threats based on collected security sensor data.
- The center shall monitor maintenance status of the security sensor field equipment.
- The center shall perform threat analysis based on correlations of security sensor and surveillance data.
- The center shall remotely monitor and control security sensor data collected in secure areas including facilities (e.g. transit yards) and transportation infrastructure (e.g. bridges, tunnels, interchanges, roadway infrastructure, and transit railways or
- The center shall remotely monitor and control security sensor data collected in traveler secure areas, which include transit stations, transit stops, rest areas, park and ride lots, and other fixed sites along travel routes (e.g., emergency pull-off areas
- The center shall remotely monitor and control security sensor data collected on-board transit vehicles. The types of security sensor data include environmental threat (e.g. chemical agent, toxic industrial chemical, biological, explosives, and radiologic
- The center shall request activation of barriers and safeguards on request from center personnel.
- The center shall respond to control data from center personnel regarding security sensor data collection, processing, threat detection, and threat analysis.
- The center shall verify potential security threats by correlating security sensor data from multiple sources.
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