Ohio Statewide ITS Architecture

Inventory

The Ohio Statewide ITS Architecture inventory is a list of "elements" that represent all existing and planned ITS systems in the state. ITS elements can exist in one of four places: 1) On vehicles (i.e. fire trucks, police cars, snow plows, etc.), 2) In the field (i.e. traffic signals, cameras, etc.), 3) At a center (i.e. traffic management centers, 911 dispatch centers, emergency operations centers, etc.), and 4) In the hands of travelers (i.e. computers, smartphones, etc.).

Element	Description
Archived Data User Systems	Agencies and systems that use archived data provided by transportation agencies.
Commercial Vehicles	Represents vehicles that are used to transport goods which are operated by professional drivers, typically administered as part of a larger fleet, and regulated by a Fleet and Freight Management Systems. This classification applies to all such vehicles ranging from small panel vans used in local pick-up and delivery services to large, multi-axle tractor-trailer rigs operating on long haul routes.
Connected Vehicles	Represents vehicles with the advanced technologies that enable vehicle-to-vehicle and vehicle-to-intersection communications under the Connected Vehicles program. Advanced technologies allow for vehicle safety monitoring and warnings to be issued based on vehicle behavior, as well as for automated vehicle control.
Connected Vehicles Roadside Equipment	This element represents the roadside equipment that provides vehicle-to-infrastructure communications under the Connected Vehicles program. This is used for data collection from Connected Vehicles-equipped vehicles and to provide information to Connected Vehicles-equipped vehicles.
County and City Emergency Operations Centers (EOCs)	Represents County and City Emergency Operations Centers operated throughout the state. EOCs can have a range of emergency operations capabilities, and some can be co-located with local 911 dispatch centers. County EOC's in various sections of the state coordinate response and recovery activities with the Ohio Emergency Management Agency as needed.
County and City Emergency Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on county and city emergency vehicles dispatched by public safety agencies that provide the sensory, processing, storage, and communications functions necessary to support safe and efficient emergency response.
County and City Law Enforcement	Represents central office functions of county and city law enforcement agencies throughout the state, including dispatch of law enforcement vehicles.
County and City Lift Bridge Equipment	Represents lift bridge equipment, such as the City of Toledo MLK Lift Bridge Operators Tower, that gets advance notice for operations from large commercial river traffic. River traffic generally has the right-of-way.
County and City Maintenance and Construction Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on snow plows and other maintenance vehicles that are owned and operated by counties and cities throughout the state of Ohio.
County and City Maintenance Dispatch Facilities	Represents maintenance dispatch facilities operated by county and city level public works departments. Facilities dispatch county and city maintenance vehicles that perform a wide variety of functions, from traffic signal and roadway maintenance to snow plow operations in winter months.
County and City Parking Management Systems	Represents parking management ITS equipment operated and maintained by county and city public works departments throughout the state. Integration of payment for parking with E-Z Pass tags is planned functionality in some metro areas.
County and City Public Safety Dispatch	Represents the public safety functions, including fire, police and sheriff functions, electronic crash reporting, emergency management, and dispatch of emergency vehicles, at the county and city level.
County and City Roadside ITS Equipment	Represents a variety roadside ITS equipment devices (i.e. traffic signals, Dynamic Message Signs, CCTV cameras, etc...) that are operated and maintained by county and city public works departments throughout the state.
County and City Traffic Data Archives	Represents traffic data archives operated and maintained by county and city public works departments. Data available for general public and for Ohio DOT District Offices primarily includes traffic counts and accident reports.
County and City Traffic Information Websites	Represents various websites that provide real-time and static information for the public, including traffic and roadway information such as road conditions, traffic, construction, and other activity affecting roadways in counties and cities throughout the state.
County and City Traffic Management Centers	This element represents the individual municipal and county stakeholders that own/operate traffic management/ITS equipment. Many of these stakeholders have a center that receives traffic information and manages the roadway equipment accordingly, as well as coordinates traffic signal control. This element includes the municipal and county public service departments and engineering departments.
County and City Transit Operations Centers	Represents transit management centers that operate outside of Regional transit Authorities throughout the state. Centers can operate a mix of fixed-route and demand response transit services. Some coordination of transit services with Regional Transit Authorities exists in regions of the state.
County and City Transit Vehicles	Represents fixed route and demand response transit vehicles that are dispatched and monitored by county and city transit operators. AVL systems on vehicles provide vehicle location reporting capabilities. Other on-board systems can include automated passenger counters, electronic fare boxes, and transit signal priority that can request for signal priority at traffic signals that may be operated by Ohio DOT.
County and City Warning Siren Systems	Represents outdoor warning sirens operated and maintained by counties and cities throughout the state that alert residents of an existing emergency.
Drivers	Represents the private travelers in vehicles.
Financial Institutions	Represents the financial institutions that handle all electronic fund transfer requests to enable the transfer of funds from the user of a transportation service to the provider of the service.
Fleet and Freight Management Systems	This element refers to centers that coordinate the operation of freight vehicles (including trucks, rail and planes) and can be connected to other modal systems' operations for efficient movement of commercial goods. Most freight management centers report the movement of commercial good through an Electronic Data Interchange (EDI) system.
FMCSA MCMIS	Motor Carrier Management Information System (MCMIS) is a national system to consolidate and process motor carrier safety data from sources throughout the US. MCMIS contains safety records of active intrastate and interstate motor carriers, safety and compliance reviews, and roadside inspection records and crash records. MCMIS also carries a Safety Fitness Rating based on algorithms that evaluate all of a carrier's safety data. MCMIS also provides technical assistance to new and existing motor carriers in their compliance efforts by providing summaries of key regulations, required forms and other safety-related information.
Freight Rail Operations	Freight rail operations coordinate the operation of freight trains and is connected to other modal systems' operations for efficient movement of commercial goods.
IFTA Clearinghouse	The IFTA Clearinghouse supports the IFTA base state agreement electronically. The IFTA Clearinghouse coordinates IFTA carrier information and transmittal records between participated jurisdictions.
IRP Clearinghouse	The IRP Clearinghouse supports the IRP base state agreement electronically. The Clearinghouse supports exchange of motor carrier and financial information between participating jurisdictions.
Media Outlets	Represents the information systems that provide traffic reports, travel conditions, and other transportation-related news services to the traveling public through radio, TV, and other media.
MPOs Data Archives	Historical archive of traffic and other types of data within MPO areas throughout the state.
National Weather Service	Service for national, regional, and local weather information.
Neighboring State Traffic Management Centers	Represents Traffic Management Centers operated by neighboring state DOTs that coordinate with the Ohio DOT to operate and maintain traffic and roadways in metro areas that cross state lines. These state DOTs include the states of Kentucky and Indiana that coordinate with the Ohio DOT on traffic in the Cincinnati metro area, the Michigan DOT that coordinates with the Ohio DOT traffic in the Toledo metro area, and the Pennsylvania DOT that coordinates with the Ohio DOT on traffic in the Akron & Canton area.
Neighboring States Roadside ITS Equipment	Represents roadside ITS equipment operated and maintained by neighboring state DOTs that can be monitored and controlled by Ohio DOT Statewide Traffic Management Center that border those respective states.
Ohio DOT 511 Telephone Information Service	Ohio 511 telephone number that provides traveler information on travel times, incidents, and other traveler information made available through the OHGO traveler information website managed by the Ohio Statewide TMC.
Ohio DOT Animal Detection System	Represents an autonomous system of roadside detection and message signs. Roadside sensors are used to detect animals approaching a roadway or highway. Upon possible detection of an animal approaching a roadway or highway, sensors will trigger roadside message signs warning drivers in the surrounding area of possible danger from animals.
Ohio DOT Automated Gate Closure Systems	Represents automated road closure gates owned and operated by the Ohio DOT used for the remote closure of roads, lanes or ramps. Intended to be for areas where ice or snow or other adverse weather conditions exist on a frequent basis and that cause hazardous conditions for motorists.
Ohio DOT Automated Roadway Treatment Systems	Roadway treatment devices (deicing equipment, sensors, etc.) owned and operated by the Ohio DOT to treat roads (usually ice, snow, etc.).
Ohio DOT CCTV Cameras	Closed Circuit Television (CCTV) refers to a surveillance system using cameras that transmits visual information over a closed circuit through an electrically conducting cable or wireless transmitter and receiver. It is both used for security purposes and traffic monitoring along Ohio DOT roads throughout the state.
Ohio DOT District Maintenance Repair Facilities	Represents Ohio DOT District Equipment Repair Facilities within respective Ohio DOT Districts.
Ohio DOT District Offices	There are 12 Ohio DOT District Offices throughout the state that are responsible for traffic operations and maintenance of state roadways. District offices operate and maintain a variety of roadside ITS equipment that is not within the jurisdiction of Ohio DOT Freeway Management Centers. District offices dispatch and monitor maintenance vehicles in their respective districts. Communicates with Ohio DOT RWIS Roadside Equipment within each respective District. More information on ODOT District Offices is at: http://www.dot.state.oh.us/districts/Pages/default.aspx.
Ohio DOT DMS	Represents fixed and portable Dynamic Message Signs (DMS) locations throughout the state. DMS are electronic traffic signs used on roadways to give travelers information about special events. DMS warn of traffic congestion, accidents, incidents, road work zones, or speed limits on a specific highway segment. Ohio DOT operates and maintains DMS along freeways throughout the state to provide accident, work zone and amber alert information.
Ohio DOT HAR	Highway advisory radios (HAR) are licensed low-power AM radio stations set up by the Ohio DOT to provide information regarding traffic conditions, travel times, construction, road incidents, missing persons, and other information deemed relevant to motorists. Roadside signs for HAR and the correct AM frequency include flashing beacon lights that provide for traffic alerts when the beacons are activated. HAR sites are designed to be automated so that when travel times increase by a pre-determined amount for a particular section of roadway, the HAR will provide travel-time information for that particular section of roadway only.
Ohio DOT Infrastructure Monitoring Sensors	Infrastructure monitoring equipment including IR, cameras and motion detectors. These sensors and detectors are operated by the Ohio DOT to monitor and protect infrastructure and facilities, and not for traffic monitoring. Planned to communicate with the Ohio Statewide EOC in Columbus.
Ohio DOT Lane Control Devices	Lane control devices owned and operated by Ohio DOT to manage lanes. These include lane control signals on bridges.
Ohio DOT Lift Bridge Equipment	Represents lift bridge equipment, such as the Ohio DOT Craig Memorial Lift Bridge Tower in the Toledo region, that gets advance notice for operations from large commercial river traffic. River traffic generally has the right-of-way.
Ohio DOT Maintenance and Construction Center Personnel	Represents Ohio DOT Maintenance and Construction Center Personnel that manage and control various maintenance subsystems.
Ohio DOT Maintenance and Construction Vehicles	Represents the ITS equipment on snow plows and other maintenance vehicles that are owned and operated by the Ohio DOT. Automated Vehicle Locator (AVL) systems are planned for the fleet.
Ohio DOT OHGO Traveler Information System	Represents the statewide traveler information website for alerts on traffic incidents, construction, travel times, and other information related to roadways throughout the state. Can be accessed at: http://www.ohgo.com/index. Information provided by this site is updated frequently and comes from a variety of sources, such as pavement sensors, monitoring stations, traffic cameras, and through direct input by Ohio DOT personnel.
Ohio DOT Overheight Vehicle Detection System	Represents a system of Overheight Vehicle Detectors and message signs. Overheight Vehicle Detectors detect overheight vehicles moving toward obstacles such as bridges, tunnels and other overhead structures, and triggers roadside message sign equipment to warn drivers. An audible alarm and/or sign is activated when an overheight vehicle is detected by the system. The infra-red based system, coupled with high intensity signing, offers great reliability in detecting and warning drivers of high vehicles to "DIVERT" or "TURN BACK".
Ohio DOT Ramp Meters	Ramp meters are traffic signals at freeway entrance ramps, which use video detection cameras positioned on the ramp and freeway to determine how quickly drivers can safely enter the freeway. Ramp meters also coordinate timings based on input from Ohio DOT Vehicle Detection Devices that measure traffic speed and volume on the freeway, and traffic demand on the ramp.
Ohio DOT Rest Area Tourist Information Centers	Represents planned Ohio DOT operated tourist information centers. Centers provide remote traveler support in the form of real-time information related to traffic and weather conditions.
Ohio DOT Rest Area Truck Parking Availability System	Represents planned parking management systems at rest areas and truck stops to measure parking availability and communicate availability to the public.
Ohio DOT RWIS Stations	RWIS (Roadway Weather Information System) is operated by the Ohio DOT through 158 weather stations, which provide coverage in all 88 of Ohio’s counties. A central service located in Columbus processes the information from each station. Ohio DOT garages use the information collected by the stations to plan their road treatment activities, especially during snow and ice conditions. Ohio DOT also makes road conditions available to the public via a Web server (http://www.ohgo.com/index). The weather stations and sensors are located along interstates, U.S. routes, and state routes. The system comprised 88 wireless weather stations and more than 160 pavement sensors. Two types of weather stations are installed: those located along highways, and those located at county ODOT offices. The stations reported a variety of information, including: Air temperature; Precipitation rate/type; Surface temperature; Sub-surface temperature; Wet/dry surface; Dew point Relative humidity; Wind direction and speed; Traffic speeds and counts; Visibility. Data communications between the weather station and the central server at Ohio DOT Statewide TMC is conducted via cellular service in 5-minute intervals.
Ohio DOT Safety Patrol Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on vehicles that provide motorist assistance and congestion mitigation. Ohio DOT provides motorist assistance on ODOT roads throughout the state. Safety Patrol currently patrols interstates in six areas of the state: Cleveland, Cincinnati, Dayton, Akron, Columbus, and Toledo.
Ohio DOT Speed Monitoring Roadside Equipment	Represents the field equipment that monitors vehicle speeds for enforcement purposes or to advise motorists of their current speeds.
Ohio DOT Statewide TMC	Ohio DOT Statewide Traffic Management Center (TMC) is located in Columbus at the Ohio DOT Central Office. The Statewide TMC operates traffic management and traveler information systems on Ohio's interstates, freeways, expressways, and state highways in each of the State’s major metropolitan areas including Akron/Canton, Cincinnati, Cleveland, Columbus, Dayton/Springfield, and Toledo. TMC operators can control cameras and post traveler information messages to Ohio DOT’s DMS, HAR, and to the OHGO website. TMC operators can also act as liaisons between the Safety Patrol Vehicles and various other public agencies that respond to the scenes of vehicle incidents. For redundancy, it is able to remotely operate district traffic management centers. It also communicates with RWIS Roadside Equipment throughout the state.
Ohio DOT Storage Facilities	This element refers to depots and garages where materials are stored for the Ohio DOT.
Ohio DOT Traffic Data Archive System	Represents a statewide archive of traffic data that receives inputs from Vehicle Detection Devices installed by Ohio DOT throughout the state.
Ohio DOT Traffic Signal Systems	Represents traffic signal systems throughout the state ranging from fixed-schedule control systems to fully traffic responsive systems that dynamically adjust control plans and strategies based on current traffic conditions and priority requests.
Ohio DOT Variable Speed Limit Signs	Variable Speed Limit (VSL) signs are a planned ITS element related to Ohio's Active Traffic and Demand Management (ATDM) program that aims to increase travel time reliability on Ohio DOT roadways in major metro areas. VSL signs in the field would communicate centrally with the Ohio Statewide TMC, and reduced speeds would be implemented either by TMC operators or would be automated based on the level of traffic detected by nearby Ohio DOT Vehicle Detection Devices.
Ohio DOT Vehicle Detection Devices	Represents roadside devices installed for the purpose of measuring vehicle speed, volume, and occupancy or density. This data can then be used for both the calculation of travel times and incident identification. The conventional form of vehicle detection is side-fired radar detector (SFRD). The main use of SFRD is for ramp metering, where the detectors provide traffic data to both the local ramp meter and central software, and allow for dynamic ramp metering along corridors and localized traffic-responsive ramp metering at spot locations. Vehicle detection devices gather traffic counts along Ohio DOT roadways and report data to the Traffic Data Archive System. The majority of devices exist within major cities, though more are planned for installation throughout the state.
Ohio DPS Crash Database	This element refers to a statewide database of crash records that is shared with the Ohio DOT, which reviews the number, frequency and severity of accidents that occur on its system. Can be accessed at: https://ext.dps.state.oh.us/CrashRetrieval/OHCrashRetrieval.aspx.
Ohio Emergency Alert System	Formerly the emergency broadcast system, a regional notification system to the general public. Information may include amber alerts, inclement weather, etc.
Ohio EPA Air Quality Database	The Air Quality System (AQS) is EPA's repository of ambient air quality data. AQS stores data from over 10,000 monitors, 5,000 of which are currently active. State and local agencies collect the data and submit it to AQS on a periodic basis. The AQS database contains measurements of air pollutant concentrations in the 50 United States, plus the District of Columbia, Puerto Rico, and the Virgin Islands. The measurements include both criteria air pollutants and hazardous air pollutants.
Ohio EPA Air Quality Management System	Represents the central office system that communicates with air quality monitors installed throughout the state that detect air quality.
Ohio EPA Air Quality Monitors	Air quality monitors are sensors dispersed throughout the state that detect air quality.
Ohio Motor Carrier Information System (OMCIS)	The Ohio Motor Carrier Information System (OMCIS) is the home to regulatory information for motor carriers in the State of Ohio.
Ohio State Highway Patrol Posts	Represents dispatch functions for the Ohio State Highway Patrol throughout the state. OSHP unit for motor carrier enforcement is responsible for enforcement of size and weight laws relating to commercial vehicles. The unit has 10 portable scale teams located throughout the state. A scale team consists of a load limit inspector trooper and two load limit inspectors. There are also 11 fixed scale facilities located throughout the state. All interstate scale facilities are equipped with an electronic clearance system known as "PrePass." Commercial motor vehicles equipped with Prepass will receive an electronic in-cab signal informing the driver whether to pull into the scale or permit the driver to bypass the scale facility. The PrePass signal overrides the posted signs for all trucks including hazardous material placarded vehicles.
Ohio State Highway Patrol Pre-Pass System	Represents "Pre-Pass" electronic clearance systems located at fixed sites in conjunction with Weigh-in-Motion stations. Commercial motor vehicles equipped with Pre-pass equipment will receive an electronic in-cab signal informing the driver whether to pull into the scale or permit the driver to bypass the scale facility. The PrePass signal overrides the posted signs for all trucks including hazardous material placarded vehicles.
Ohio State Highway Patrol State Communications Center	The State Communication Centers is a dispatch facility that connects to Ohio DOT and controls emergency operations. It also provides for joint dispatch to incidents.
Ohio State Highway Patrol Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on highway patrol vehicles.
Ohio State Highway Patrol Weigh-In-Motion Stations	OSHP operates fixed and mobile Weigh-In-Motion (WIM) stations throughout the state for commercial vehicle enforcement purposes.
Ohio Statewide EOC/JDF	The State Emergency Operations Center/Joint Dispatch Facility (EOC / JDF) in Columbus houses the Ohio Emergency Management Agency, Ohio DOT District 6 Headquarters, and the Dispatch Center of the Ohio State Highway Patrol, and communications elements of the Ohio Departments of Natural Resources and Transportation. The facility’s purpose is to enhance the state’s capabilities to respond to disasters and emergencies, and to improve coordination among state agency partners.
Ohio Turnpike CCTV Cameras	Represents CCTV cameras owned and operated by Ohio Turnpike and Infrastructure Commission.
Ohio Turnpike Central Dispatch	Represents the central office for dispatch maintenance and incident management including private tow/wreckers and local/municipal fire/EMS. Co-located with Highway Patrol. Dispatch contractors for construction and sometimes maintenance. Located in Berea, Ohio.
Ohio Turnpike DMS	Represents both fixed and portable Dynamic Message Signs owned and operated by Ohio Turnpike and Infrastructure Commission. DMS can provide travelers on the Turnpike with warnings of traffic congestion, accidents, incidents, road work zones, as well as information on toll rates throughout the Turnpike.
Ohio Turnpike E-ZPass Tags	Represents E-ZPass vehicle transponders used for electronic payment of tolls along the Ohio Turnpike. E-ZPass tags can be used to pay for parking at Pittsburgh International Airport.
Ohio Turnpike Maintenance and Construction Vehicles	Represents the ITS equipment, e.g., mobile data terminals, on snow plows and other maintenance vehicles that are owned and operated by OTIC.
Ohio Turnpike Maintenance Dispatch Offices	Represents offices along the Ohio Turnpike that provide the dispatch function for turnpike roadway and equipment maintenance vehicles. Provides roadway and equipment maintenance for OTIC assets in the region.
Ohio Turnpike Toll Administration	Represents the back office administration systems for the electronic payment systems, including the customer service centers.
Ohio Turnpike Toll Collection Equipment	Electronic toll collection roadway equipment. E.g., tag readers, toll booth equipment, lane curtains, etc.
Ohio Turnpike Website	Website for the Ohio Turnpike and Infrastructure Commission that provides real-time information on travel along the Ohio Turnpike. General vehicles and commercial vehicle companies can calculate their toll amounts based on entrance and exit points on their trip. Available at: http://www.ohioturnpike.org/.
Potential Obstacles	Represents any object that possesses the potential of being sensed and struck and thus also possesses physical attributes. Potential Obstacles include roadside obstructions, other vehicles, pedestrians, infrastructure elements or any other element which is in a potential path of the vehicle.
Private Rail Operations Active Warning Roadside Equipment	Represents roadside equipment that alerts motorists of railroad crossings at at-grade intersections. Gates are activated and de-activated as trains are detected approaching and clearing the intersection.
Private Rail Operations Wayside Equipment	Represents the rail operated equipment at highway rail intersections.
Private Towing Dispatch Agencies	Represents the dispatch function for private tow companies throughout the state. Ohio DOT has created a Towing and Recovery Incentive Program (TRIP), where Ohio DOT provides financial incentives to prequalified towing and recovery companies for the timely removal of large vehicle incidents from roadways where traffic operations are impacted. The TRIP program has been implemented in Central Ohio region, with expansion of the program to Cleveland and Cincinnati. Statewide TMC initiates communications with pre-qualified towing and recovery companies.
Private Traveler Information Systems	Represents the private traveler information providers serving travelers throughout Ohio. This element could, in the future, provide support to the National Traveler Information 511 number since it collects information from a broad array of operating centers. Could also include a website.
Private Weather Service Systems	Systems that provide customized transportation weather forecasts or road weather information.
PUCO Commercial Vehicle Compliance Check	Represents the commercial motor vehicle inspections performed by PUCO in coordination with the Ohio State Highway Patrol. The inspections are conducted by PUCO and violations are communicated with the Ohio State Highway Patrol, who enforces federal motor carrier safety regulations and the hazardous materials regulations. Approximately 80,000 roadside inspections are conducted annually in Ohio.
PUCO Commercial Vehicle Registration System	Represents an online registration system that provides administrative functions like providing credentials, tax, and safety regulation information to all commercial vehicle operators. The system would issue credentials, collect fees and taxes, and support enforcement of credential requirements.
Regional Airport Authorities	Represents the traffic management aspect of the airports. Also represents the multimodal information available at the airports.
Regional Airport Authorities Parking Management Systems	Represents parking management ITS equipment operated and maintained by regional airports throughout the state. Integration of payment for parking with E-Z Pass tags is planned functionality in some airports.
Regional Airport Authorities Roadside ITS Equipment	Represents a variety roadside ITS equipment devices (i.e. Dynamic Message Signs and CCTV cameras) that are operated and maintained by Regional Airport Authorities throughout the state.
Regional Event Operations	This element refers to promoters and sponsors of special events, including Ohio State Buckeye football games. They coordinate with traffic and emergency providers.
Regional Hospitals and Trauma Centers	Hospitals and trauma centers throughout the state.
Regional Transit Authorities Ticket Vending Machines	Represents ticket vending machines installed by Regional Transit Authorities to facilitate transit fare payments at transit station areas and other outlets where machines are installed.
Regional Transit Authorities Transit Data Archives	Represents transit data archives operated by regional transit authorities throughout the state.
Regional Transit Authorities Transit Information Kiosks	Represents transit information kiosks that provide real-time transit information that is managed and provided by Regional Transit Operations Centers.
Regional Transit Authorities Transit Information Systems	Represents transit traveler information systems operated by Regional Transit Authorities that provide real-time and static information on fixed-route and demand response transit services throughout the state.
Regional Transit Authorities Transit Operations Centers	Represents Regional Transit Operations Centers that operate and maintain fixed-route and demand response transit services in major metro areas throughout the state. Centers are responsible for dispatching, scheduling and transit traveler information systems in their respective regions. Centers utilize Automated Vehicle Locator (AVL) systems to monitor and report on vehicle locations. Centers also coordinate with Ohio DOT District Offices to share information on transit operations and provide feedback on roadway work plans proposed by ODOT District Offices.
Regional Transit Authorities Transit Websites	Represents websites operated by large Regional Transit Authorities that provide real-time and static information on fixed-route and demand response transit services.
Regional Transit Authority Transit Vehicles	Represents fixed route and demand response vehicles that are operated and maintained by Regional Transit Authorities throughout the state. AVL systems on vehicles provide vehicle location reporting capabilities. Other on-board systems can include automated passenger counters, electronic fare boxes, and transit signal priority that can request for signal priority at traffic signals that may be operated by Ohio DOT.
Traffic	Represents the collective body of vehicles that travel on Ohio DOT interstates and roadways which depicts the vehicle population from which traffic information is collected (average occupancy, average speed, total volume, average delay, etc.), and to which traffic control indicators are applied (intersection signals, stop signs, ramp meters, lane control barriers, variable speed limit indicators, etc.).
Transit Traveler Cards	Represents a variety of transit fare cards that are used to pay for fixed-route and demand response transit services operated throughout the state. Cards can be simple magnetic fare cards that have stored value. Cards can also be smart touch-based cards that use Electronic Payment System (EPS).
Traveler	Represents travelers that request for and utilize transportation services provided by the Ohio DOT and other public and private transportation agencies throughout the state of Ohio.
Traveler Information Device	This element refers to personal devices used by the traveling public, including mobile computers, pagers, etc.
Universities and Colleges Transit Operations Centers	Represents Universities and Colleges Transit Operations Centers that operate and maintain fixed-route transit services on large college campuses throughout the state. Centers are responsible for dispatching, scheduling and transit traveler information systems on their respective campuses. Centers utilize Automated Vehicle Locator (AVL) systems to monitor and report on vehicle locations. Centers coordinate transit schedules and operations with nearby Regional Transit Authorities, and centers also coordinate with Ohio DOT District Offices to share information on transit operations with ODOT District Offices.
Universities and Colleges Transit Vehicles	Represents fixed route vehicles that are operated and maintained by Universities and Colleges throughout the state. AVL systems on vehicles provide vehicle location reporting capabilities. Other on-board systems can include automated passenger counters, electronic fare boxes, and transit signal priority that can request for signal priority at traffic signals that may be operated by Ohio DOT.