Central Ohio Regional ITS Architecture

Inventory

Each stakeholder agency, company, or group owns, operates, maintains or plans ITS systems in the region. The Regional ITS Architecture inventory is a list of "elements" that represent all existing and planned ITS systems in a region as well as non–ITS systems that provide information to or get information from the ITS systems.

Element	Description
Archived Data User Systems	Agencies and systems that use archived data
Autonomous Shuttles	Smart Columbus autonomous shuttles
Basic Vehicles	This represents basic vehicles that do not have connected vehicle technology.
Central Ohio Multi–Modal Traveler Information System	A regional multi–modal transportation information system would provide information related to transportation, emergency, and weather. This system shall display all types of travel–related information so that travelers can make informed decisions about the best transportation mode, route, time, and costs for each of their trips. The system shall also serve as a clearinghouse for information on incidents, emergencies, and evacuations.
City of Columbus 311 Call Center	The City of Columbus 311 Call Center is the single point of contact for requesting all non–emergency City services. The call center is accessible by telephone during certain hours and by web interface 24/7. Transportation services include requests for pothole repairs, traffic signal operational concerns, and requests for changes in traffic control devices, e.g., signs, meters, signals.
City of Columbus 911 Call Center	The 911 Call Center is responsible for the handling of all calls for Police, Fire, and Rescue service. This center is staffed by highly trained civilian employees 24 hours a day, seven days a week. The 911 Call Center for the City of Columbus utilizes CAD technology, Ali mapping, and enhanced 911. The call center also receives all cellular 911 calls in the region.
City of Columbus CCTV	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 used for both security purposes and traffic observation. The City of Columbus has cameras installed along its routes. The cameras are connected to its Traffic Management Center and help with observing traffic conditions, detecting incidents, or identifying security related issues.
City of Columbus Connected Vehicle Roadside Equipment	This element represents the connected vehicle roadside units (RSU's) installed through the Smart Columbus initiative.
City of Columbus Fire/EMS Dispatch	The center that dispatches the City of Columbus fire and EMS emergency vehicles.
City of Columbus Fire/EMS Emergency Vehicles	This element describes all fire engine, ambulance, and emergency vehicles used to respond to incidents within the City of Columbus. Most Fire/EMS vehicles are equipped with signal preemption technology.
City of Columbus Light–Duty Vehicles	This element includes light–duty service vehicles owned by the City of Columbus that will equip with connected vehicle OBU as part of the Smart Columbus initiative.
City of Columbus Paving the Way Website	The Paving the Way website is designed to help Ohioans know when and where road construction might affect their drive by providing updated road construction and condition information.
City of Columbus Police Vehicles	This element includes all police vehicles that maintain public safety for the City of Columbus. These vehicles are generally equipped with AVL systems, route guidance, and on–board incident management communication.
City of Columbus TERT	The City of Columbus Traffic Emergency Response Team (TERT) provides incident response that diverts traffic during major crashes (serious injuries or HAZMAT spills). TERT "substitutes" for police duties regarding traffic control after regular working hours. Employees of the City of Columbus Public Service Department are part of TERT.
City of Columbus Traffic Detectors	Traffic detectors describe the computerized field control systems located at most signalized intersections that run the red–yellow–green lights on traffic signal systems. The City of Columbus plans to use both video and inductive loop detection to help with real–time signal timing once its entire signal system has been upgraded.
City of Columbus Traffic Management Center	The Traffic Management Center (TMC) houses the City of Columbus Signal Control System. The purpose of the TMC is to increase traffic flow, reduce congestion, and increase traffic safety. Within the center CCTV and other traffic field equipment are controlled.
City of Columbus Traffic Signals	A traffic signal is a signaling device positioned at a road intersection, pedestrian crossing, or other location that indicates which driver, rider, or walker is assigned the right–of–way at a given moment, using a universal color code (and a precise sequence for those that are color–blind). The City of Columbus owns and operates many local traffic signals.
City of Columbus Warrior Watch
Commercial Vehicle Driver	This element refers to the personnel who operate vehicles carrying commercial goods including rail, truck, or plane freight.
COTA Bus Shelters	Bus shelters refer to COTA's roofed bus stops. Bus shelters are mainly at transit terminals and will contain travel information systems such as DMS in the future.
COTA CCTV	COTA currently monitors its facilities with a Closed–Circuit Television surveillance system and plans to install Closed–Circuit Televisions (CCTVs) in its Park and Ride locations as well as on the buses.
COTA Engine Component Monitoring	Another element of COTA's ITS program is the ability to provide enhanced maintenance capabilities to its fleet through engine component monitoring (ECM). ECM, or preventive maintenance software, enables automatic monitoring of transit vehicle engine components and provides warnings to COTA's maintenance personnel if failures are about to occur. This element will integrate with COTA's existing maintenance software that manages the maintenance records of transit vehicles.
COTA Equipment and Fleet Service Facilities	This element represents regional transit authorities' service/repair facilities for equipment and fleet.
COTA Fixed–Route Fare System	A fare management system to manage the storage, processing and analysis of COTA's fixed–route farebox data.
COTA Fixed–Route Transit Management System	COTA's dispatch facility for COTA's fixed–route buses. COTA uses CAD/AVL technology to dispatch its transit fleet. The Transit Operation System allows the transportation supervisor to assign drivers and provide demand response scheduling. This center also archives and counts data from COTA's Automated Passenger Counter. The system is also providing vehicle location information.
COTA Paratransit Management System	COTA's dispatch facility for COTA's paratransit buses. COTA uses CAD/AVL technology to dispatch its transit fleet. The Transit Operation System allows the radio room dispatchers to assign drivers and provide demand response scheduling. This center also archives and counts data from COTA's Automated Passenger Counter.
COTA Paratransit Vehicles	COTA offers door–to–door service on demand, the so–called Paratransit buses, for residents with disabilities. These vehicles are also equipped with CAD/AVL as well as an on–board electronic manifest.
COTA Park and Ride Facility	Park and ride facilities allow commuters from throughout the area to conveniently access COTA's bus lines. Each park and ride provides free parking. Residents can drive to the park and ride, park their cars, and board a bus that will take them to various destinations.
COTA SMART Card	Currently, the fare boxes support exact change (both coin and paper) and COTA's magnetic fare cards. COTA's objective in 2016–2017 is to upgrade fare boxes to accommodate an Electronic Payment System (EPS) using smart cards, stored value cards, and credit cards with an embedded chip to store and process information. EPS will enable: increased convenience to transit users; less cash handling and improved security of fare revenues; equitable fare structure; and overall cost reduction.
COTA Supervisor Vehicles	This element represents COTA supervisor vehicles equipped with connected vehicle OBU as part of the Smart Columbus initiative.
COTA Ticket Vending Machines	Ticket vending machines for transit tickets are available at selected locations and allow riders to purchase a bus ticket for their trips in advance.
COTA Transit Database	The COTA transit database provides all types of information to its transit services, including number of riders, buses utilized, incidents, etc. These data are mapped to the National Transit Database (NTD). In addition, COTA shares this information with the OSU Engineering Department for Research & Development purposes.
COTA Transit Fixed–Route Vehicles	Fixed–route bus service is the backbone of the COTA system. The service includes express, local, crosstown, and neighborhood circulator bus routes. COTA's computer–aided dispatch and automatic vehicle location (CAD/AVL) system provides dispatchers and supervisors with the capability of tracking the location of the entire fleet in real time. Global Positioning Satellite (GPS) devices placed on each fixed–route, demand–response, supervisor and maintenance vehicle allow dispatchers to track any COTA vehicle at any time. The system, which is integrated with the Franklin County Government's is being updated to the MARCS digital radio system for voice communication. The system sends and receives fleet data using existing 800 MHz radio system.
COTA Transit Information Kiosks	Represents transit information kiosks that provide real–time transit information that is managed and provided by COTA Transit Operations Centers.
COTA Traveler Transit Facility	A transit center provides a centralized location to catch the bus along with other amenities like a day care center, banking, and health care center. COTA currently owns and services 3 transit centers: 1) Linden Transit Center (Cleveland Ave & 11th Ave); 2) Easton Transit Center (near Easton); and 3) Near East Transit Center (1125 E. Main Street).
COTA Vehicle Maintenance System	COTA's vehicle maintenance system that manages the maintenance records of transit vehicles.
COTA Website/IVR	Since 2003, advances in computer technology and the Internet have allowed COTA to provide web–based customer trip planning information. After a customer enters both origin and destination locations and trip times, a printable trip itinerary, including a map, is generated. Web–based trip planning allows the customer to specify parameters in developing itineraries, such as minimizing travel time, walking distances, or transfers. The website will also provide real–time bus locator information in the near future and can be accessed at the following: www.cota.com.
County and City CV Authorizing Center	The 'Authorizing Center' provides the functionality needed to enable data exchange between and among mobile and fixed transportation users. Its primary mission is to enable safety, mobility and environmental communications–based applications for both mobile and non–mobile users. The Authorizing Center has some jurisdiction over limited access resources; typically, this includes roadside application access and radio spectrum licensing. It may be implemented as an autonomous center or as a set of supporting services that are co–located within another center.
County and City CV Service Monitoring Systems	Represents one or more center–based systems that provide monitoring, management and control services necessary to other applications and/or devices operating within the Connected Vehicle Environment. These support services enable other applications to provide transportation services.
County and City Parking Management Systems	This element represents parking management systems owned by counties, cities and municipalities. These parking facilities may have electronic monitoring and management capabilities and may support I2V link to the Vehicle that allows electronic collection of parking fees and monitors and controls parking meters that support conventional parking fee collection. These parking facilities may also have the instrumentation, signs, and other infrastructure that monitors parking lot usage and provides local information about parking availability and other general parking information.
County Base Map	A map depicting background reference information such as landforms, roads, landmarks, and political boundaries, onto which other thematic information is placed. A base map is used for locational reference and often includes a geodetic control network as part of its structure. More complex maps may show municipal or city boundaries.
County EMA Emergency Operations Centers (EOC)	These EMA centers coordinate countywide emergency and disaster planning, education, warning, response and recovery to minimize the adverse impact on area residents and property.
County–wide Warning Siren Systems	Every county operates outdoor warning sirens that alert residents of an existing emergency. However, the Delaware County EMA coordinates only the 14 warning sirens in Delaware County, and each jurisdiction is responsible for its own sirens.
CRAA Communications Operations Center	The Communications Operations Center of the CRAA is the operation base for the CRAA's own police force. The center is linked up to TV cameras within the airport vicinity for security surveillance.
CRAA Connected Vehicle Roadside Equipment	Connected vehicle roadside devices operated by the regional airport or port authorities in the state of Ohio.
CRAA CV Authorizing Center	The 'Authorizing Center' provides the functionality needed to enable data exchange between and among mobile and fixed transportation users. Its primary mission is to enable safety, mobility and environmental communications–based applications for both mobile and non–mobile users. The Authorizing Center has some jurisdiction over limited access resources; typically, this includes roadside application access and radio spectrum licensing. It may be implemented as an autonomous center or as a set of supporting services that are co–located within another center.
CRAA CV Service Monitoring Systems	The 'Service Monitor System' represents one or more center–based systems that provide monitoring, management and control services necessary to other applications and/or devices operating within the Connected Vehicle Environment. These support services enable other applications to provide transportation services.
CRAA Dispatch Facility	The CRAA has its own operations center that dispatches its shuttle fleet vehicles using AVL, CAD and GIS technologies.
CRAA Dynamic Message Signs (DMS)	A dynamic (or also variable) message sign (DMS) is an electronic traffic sign used on roadways to give travelers information about roadway conditions. The CRAA utilizes its DMS to display parking lot availability and to make public safety announcements.
CRAA Electronic Parking Payment System	Systems deploying various electronic technologies to support the automated collection of payment at booths in airport parking facilities. This system also includes road detectors which collect the number of vehicles within the facility.
CRAA Freight Operations Center	This building will be the intermodal operation center for the CRAA and will be housed at Rickenbacker Airport.
CRAA Highway Advisory Radio (HAR)	Highway advisory radios (HARs), also called travelers information stations (TISs), are licensed low–power AM radio stations set up by local transportation departments to provide bulletins to motorists and other travelers regarding traffic and other delays. These stations are often near highways and airports. In the United States, only the government may have licenses for TIS/HAR stations and music is typically prohibited. The CRAA owns a HAR station that provides passengers and dependents traveling to their airport with up–to–date flight arrival and departure information.
CRAA Shuttle Buses	These vehicles provide the public with transportation from and to parking lots to and from the airport.
CRAA Traffic Signal	A traffic signal, also known as traffic light, is a signaling device positioned at a road intersection, pedestrian crossing, or other location that indicates which driver, rider, or walker is assigned the right–of–way at a given moment, using a universal color code (and a precise sequence for those who are color–blind)
Cyclists	Cyclist participates in ITS services that support safe, shared use of the transportation network by motorized and non–motorized transportation modes. Representing those using non–motorized travel modes, and in particular bicyclists that sometimes share motor vehicle lanes, cyclists provide input (e.g. a call signal requesting right of way at an intersection) and may be detected by ITS services to improve safety.
DATA On–Demand Transit Vehicles	The DATA on–demand transit vehicles are dispatched on an as–needed basis for residents with disabilities. These vehicles will also be equipped with CAD/AVL in the future.
DATA Transit Dispatch Facility	DATA has its own operations center that dispatches its transit fleet vehicles. The Center plans to use AVL technology to dispatch, track, and manage its transit fleet.
DATA Transit Fixed–Route Vehicles	Fixed–route bus service is offered by DATA. These transit vehicles run on a set route and schedule. DATA plans to have an automatic vehicle location (AVL) system which will provide dispatchers and supervisors with the capability of tracking the location of the entire fleet in real–time. Global Positioning Satellite (GPS) devices placed on each fixed–route, demand–response, supervisor and maintenance vehicle allow dispatchers to track any transit vehicle at any time.
DATA Website	Website with future trip–planning capabilities, including creating and confirming reservations on–line.
Drivers	Represents the person that operates a vehicle on the roadway, including operators of private, transit, commercial, and emergency vehicles.
Financial Institutions	Represents the financial institutions the regional transportation agencies will use as part of electronic fare payment systems.
Franklin County COMBAT System	The system called COMBAT, which stands for Central Ohio Management–Based Applied Technology, tracks weather and operational data in real–time to help maintenance fleets run more efficiently and environmentally sound. Currently, both Columbus and Franklin County share the system which tracks things like the air and road temperatures, vehicle speeds, fuel and salt dispense, and maintains the rate of ice–melting brine application. COMBAT uses radio frequencies to stay in contact all the time. The system reduces environmental impact by reducing vehicle idling and by allowing closer control of ice–melting material application rates. The Mid–Ohio Regional Planning Commission helped secure $4.1 million from the Federal Highway Administration to help fund the project. The city will spend an additional $522,000 and $237,000 will come from the county. Other agencies are currently showing interest in adding their fleets to the system.
Franklin County EMA Emergency Operation Center (EOC)	The Franklin County EMA operation center coordinates countywide emergency and disaster planning, education, warning, response and recovery to minimize the adverse impact on area residents and property.
Franklin County EMA TENS	TENS stands for Telephone Emergency Notification System and provides the same functions as a reverse 911. Using telephone communication, the system notifies residents of an upcoming emergency situation. Utilizing GIS, it helps pinpoint disaster locations (GIS response).
Franklin County RWIS Sensors	Road Weather Information System (RWIS) sensors used to provide pavement temperature, precipitation, barometric pressure and dew point, among other environmental information.
Freight Operations Centers	This element refers to centers that coordinate the operation of freight vehicles (incl. trucks, rail and planes) and is connected to other modal systems' operations for efficient movement of commercial goods. Most freight management centers report the movement of commercial goods through an electronic data interchange (EDI) system.
Freight Planes	Freight planes are the vehicles by which commercial goods are moved which are operated by professional pilots, typically administered as part of a larger fleet, and regulated by a Fleet–Freight Manager.
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.
Freight Rail Vehicles	Freight rail vehicles move commercial goods and are operated by professional conductors, typically administered as part of a larger fleet, and regulated by a Fleet–Freight Manager.
Freight Truck Vehicles	This ITS element represents a vehicle operated by professional drivers that is used to transport goods, typically administered as part of a larger fleet, and regulated by a Fleet–Freight Manager. 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.
ITS Communications Equipment	This element includes the communications hardware and software that supports secure, reliable communications. It provides the layered protocols and communications services and includes the physical network plant and network hardware that supports ITS communications. It also encompasses security services that protect communications and the management services that support network management. This element allows transportation stakeholders that are implementing their own communications solution to represent this implementation in their ITS architecture. The communications capabilities provided by this element are frequently purchased from a third–party provider. When communications equipment is a purchased service, the hardware and software included in this element are largely transparent to transportation stakeholders and may be transparent to the ITS architecture.
Local 911 Call Centers	The 911 Call Centers are responsible for the handling of all calls for Police, Fire, and Rescue services. These centers are staffed by highly trained civilian employees 24 hours a day, seven days a week. This element represents the Public Safety Answering Points (PSAPs) for the municipality and/or county.
Local CCTV	Closed Circuit Television (CCTV) refers to a surveillance system using cameras that transmit visual information over a closed circuit through an electrical conducting cable or wireless transmitter and receiver. It is used both for security purposes and traffic observation. These cameras may be used to observe traffic conditions, detect incidents, or identify security–related issues.
Local Connected Vehicle Roadside Equipment	Connected vehicle RSU's on local roadways (33 Smart Mobility Corridor).
Local Fire/EMS Emergency Dispatch	This element includes all fire and EMS departments that dispatch emergency vehicles.
Local Fire/EMS Emergency Vehicles	This element describes all fire engine, ambulance, and emergency vehicles used to respond to incidents. Some of these are equipped with AVL technology (Violet Township). Most Fire/EMS vehicles are equipped with signal preemption technology.
Local Maintenance and Construction Management	This element contains all public works departments/divisions of any municipality in the region that deal with roadway maintenance and construction projects. This element also represents all facilities that dispatch maintenance and construction vehicles that are responsible for managing and maintaining all local and state roadways.
Local Maintenance and Construction Vehicles	These vehicles are responsible for managing and maintaining all local and state roadways. Many are equipped with AVL technology.
Local Maintenance Garages	Local maintenance garages house all roadway repair and snow removal vehicles operated by the local maintenance and public works department.
Local Medical Centers	This element refers to any medical center (e.g. hospitals and trauma centers) within the region.
Local Police/Sheriffs Management and Dispatch	This element represents the police and sheriff functions at the municipal and county level, including electronic crash reporting, emergency management, and dispatch of vehicles.
Local Police/Sheriffs Vehicles	This element includes all police and sheriff vehicles that maintain public safety. These vehicles are generally equipped with AVL systems, route guidance, and on–board incident management communication.
Local Portable Dynamic Message Signs (DMS)	Portable (and often trailer–mounted) dynamic message signs are used to alter traffic patterns near work zones and to provide traffic management for sporting events, natural disasters, and other temporary changes in normal traffic patterns. The messages displayed on the sign can be programmed locally on the unit's control panel or remotely via computer or phone on units equipped with a cellular modem. For example, the City of Hilliard uses portable DMS primarily for work zone management purposes. The City does not own/operate any dynamic portable message signs. The City uses them in some of its construction projects. These signs are owned & operated by the contractor – not the City. The City of Upper Arlington uses portable DMS primarily for work zone management purposes. OSU Transportation and Parking Division owns a total of 4 portable DMS to provide work zone information.
Local Storage Facilities	This element refers to depots and barns where maintenance materials are stored.
Local Traffic Database	Many municipalities collect and share traffic timing and volume data.
Local Traffic Detectors	Traffic detectors describe the computerized field control systems located at signalized intersections that run the red–yellow–green lights on traffic signal systems. Most jurisdictions and ODOT use both video and vehicle detection to help with real–time signal timing once their entire signal systems have been upgraded. This element also includes local traffic controllers.
Local 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.
Local Traffic Signals	A traffic signal, also known as a traffic light, is a signaling device positioned at a road intersection, pedestrian crossing, or other location that indicates which driver, rider, or walker is assigned the right–of–way at a given moment, using a universal color code (and a precise sequence for those that are color–blind). Many municipalities have equipment installed on these signals that allows for signal preemption of emergency vehicles.
Local Vehicle Speed Monitors	Vehicle speed monitors are used to detect motor vehicles traveling at unsafe speeds. For example, the Village of Canal Winchester uses a "speed trailer" at various locations to do so. OSU Transportation and Parking Division uses a portable speed sign as needed. The CRAA uses radar technology to do so.
Media Channels	This element represents the mediums that broadcast information to the public, esp. radio and TV. Media Channels broadcast emergency information, weather, traffic conditions, road closings, school closings and other vital information to the public.
Mid–Ohio Regional Incident and Mutual Aid Network	Regional public safety communications network.
MORPC Air Quality Website	The website provides Air Quality forecasts and monthly recaps for Central Ohio. Year–round, the Air Quality Program carefully monitors ozone and particle pollution levels and issues daily air quality forecasts for eight counties (Fairfield, Franklin, Delaware, Knox, Licking, Madison, Pickaway and Union). When there is a potential for high pollution levels an Air Quality Alert may be issued. There is a direct link from the air quality monitors/sensors to the website, which can be accessed at: www.morpc.org/energy/center/airquality.asp; or airquality.morpc.org.
MORPC Regional Online Dataport	The regional dataport website was developed as a one–stop shop to access regional information developed by MORPC about planning, demographics, land use, economic development, transportation, maps, contact lists, and GIS data in Central Ohio. It is also a portal to other federal, state, and locally developed information sets that may be more appropriate sources to answer users' data needs and can be accessed at: http://dataport.morpc.org/
MORPC Traffic Count Database	MORPC is the repository for traffic counts in the region. MORPC maintains a large traffic count database for planning, studies, projects, and the regional travel demand model validation. MORPC obtains traffic count data mainly from the following sources: ODOT, counties, local jurisdictions, or by hiring private consultants for specific studies.
MORPC Transportation Modeling	Since 2004, MORPC operates an activity/tour–based model applied with micro–simulation. The model is being used by MORPC and ODOT for Conformity Analysis, transit alternative analysis, and highway MIS projects in the Columbus region.
National Weather Service	This element provides weather, hydrologic, and climate information and warnings of hazardous weather including thunderstorms, flooding, hurricanes, tornadoes, winter weather, tsunamis, and climate events.
ODOT 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.
ODOT ATMS	Ohio DOT's Advanced Traffic Management System (ATMS). The ATMS software enables Ohio DOT to monitor and control various ITS field devices from its Statewide Traffic Management Center (TMC) and district offices. The Statewide 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. To support CV applications, the Statewide TMC may also include "CV TMC Application Equipment" for centrally generating and digitally signing CV messages (e.g. J2735 MAP, RTCM, and others).
ODOT 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.
ODOT Buckeye Traffic Website	Buckeye Traffic (www.buckeyetraffic.org) provides Ohio travelers with up–to–date information on road conditions, traffic, construction, and other activity affecting roadways managed by The Ohio Department of Transportation (ODOT). 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 ODOT personnel.
ODOT CCTV	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 used both for security purposes and traffic observation. ODOT has 70 cameras installed along its routes in Franklin County. These cameras are connected to their Traffic Management Center and help with observing traffic conditions, detecting incidents, or identifying security related issues.
ODOT Certification System	The 'Certification System' verifies that devices and applications meet standards for participation in the ITS environment. Particular requirements vary depending on the type of certification; applications may be certified for performance and adherence to standards or specifications; devices may be similarly certified and will also typically be subject to security–related interrogation.
ODOT Connected Vehicle Roadside Equipment	This element represents the Connected Vehicle roadside devices that are used to send messages to, and receive messages from, nearby vehicles using Dedicated Short–Range Communications (DSRC) or other alternative wireless communications technologies. Communications with adjacent field equipment and back office centers that monitor and control the RSE are also supported. This device operates from a fixed position and may be permanently deployed or a portable device that is located temporarily in the vicinity of a traffic incident, road construction, or a special event. It includes a processor, data storage, and communications capabilities that support secure communications with passing vehicles, other field equipment, and centers.
ODOT Cooperative ITS Credentials Management System	The 'Cooperative ITS Credentials Management System' (CCMS) is a high–level aggregate representation of the interconnected systems that enable trusted communications between mobile devices and other mobile devices, roadside devices, and centers and protect data they handle from unauthorized access. Representing the different interconnected systems that make up a Public Key Infrastructure (PKI), this physical object represents an end user view of the credentials management system with focus on the exchanges between the CCMS and user devices that support the secure distribution, use, and revocation of trust credentials.
ODOT CV Authorizing Center	The 'Authorizing Center' provides the functionality needed to enable data exchange between and among mobile and fixed transportation users. Its primary mission is to enable safety, mobility and environmental communications–based applications for both mobile and non–mobile users. The Authorizing Center has some jurisdiction over limited access resources; typically, this includes roadside application access and radio spectrum licensing. It may be implemented as an autonomous center or as a set of supporting services that are co–located within another center.
ODOT CV Service Monitor System	Represents one or more center–based systems that provide monitoring, management and control services necessary to other applications and/or devices operating within the Connected Vehicle Environment. These support services enable other applications to provide transportation services.
ODOT 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 a variety of roadside ITS equipment through the use of the ATMS. This function is covered within the element "Ohio DOT ATMS" in this architecture. District offices also maintain a variety of ITS equipment and 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 can be found at: http://www.dot.state.oh.us/districts/Pages/default.aspx.
ODOT Dynamic Message Signs (DMS)	A dynamic (or also variable) message sign (DMS) is an electronic traffic sign used on roadways to give travelers information about special events. DMS signs warn of traffic congestion, accidents, incidents, roadwork zones, or speed limits on a specific highway segment. ODOT provides a total of 15 DMS along its freeways to provide accident, work zone and amber alert information.
ODOT Event Streaming Platform	The Ohio DOT Event Streaming Platform (ESP) is a Data Distribution System that collects, processes, and distributes ITS data, connecting data producers with data consumers and facilitating data exchange.
ODOT FSP	The ODOT Freeway Service Patrol (FSP) was created in 2001 to help detect and clear highway incidents faster. FSP's primary focus is detecting and responding to minor incidents, such as property damage accidents, flat tires, stalled cars and debris in the roadway. FSP teams are dispatched by the ODOT Radio Room/Columbus TMC. FSP teams patrol Interstates 270, 670, 71 and 70 within the outerbelt, as well as State Route 315. ODOT runs two shifts each weekday, providing service from 5:30 a.m. to 8 p.m. Crews also work weekends during special events.
ODOT Highway Advisory Radio (HAR)	Highway advisory radios (HAR), also called travelers information stations (TIS), are licensed low–power AM radio stations set up by local transportation departments to provide bulletins to motorists and other travelers regarding traffic and other delays. These stations are often near highways and airports. In the United States, only the government may have licenses for TIS/HAR stations and music is typically prohibited on the frequency. ODOT plans to provide such HAR along its interstate highways in the Central Ohio region.
ODOT Lane Control Devices	Ohio DOT Lane Control Devices.
ODOT Maintenance and Construction Center Personnel	Represents Ohio DOT Maintenance and Construction Center Personnel that manage and control various maintenance subsystems.
ODOT Maintenance and Construction Vehicles	These vehicles are responsible for managing and maintaining all local and state roadways. Many are equipped with AVL technology.
ODOT Maintenance Garages	They house all roadway repair and snow removal vehicles operated by ODOT Districts.
ODOT Object Registration and Discovery System	The 'Object Registration and Discovery System' represents one or more center–based applications that provide registration and lookup services necessary to allow objects to locate (for communications purposes) other objects operating within the Connected Vehicle Environment. These registration and discovery services are support services that enable other applications.
ODOT OHGO	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. 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.
ODOT Overheight Vehicle Detectors	Overheight Vehicle Detectors detect overheight vehicles moving toward obstacles such as bridges, tunnels and other overhead structures and individually warns 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."
ODOT Pavement Sensors	Pavement Sensors measure the surface temperature of roads or bridges. The sensors are also designed to sense the amount of salt present on the roadway when the surface is wet. There is usually one sensor installed in a roadway and at least one installed in a bridge deck near the RWIS tower. These pavement sensors are important tools that help forecasters and supervisors make decisions regarding frost, chemical applications, and whether any precipitation on the pavement will freeze or thaw. ODOT has pavement sensors installed on its ROW to help detect surface weather information and report it back to RWIS.
ODOT Ramp Meters	Ramp meters are traffic signals at freeway entrance ramps, which use radar detection positioned on the ramp and freeway to determine how quickly drivers can safely enter the freeway. Ramp meters have sensors that measure traffic speed and volume on the freeway, and traffic demand on the ramp. ODOT deploys 30 ramp meters.
ODOT 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.
ODOT 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.
ODOT RWIS	RWIS stands for Roadway Weather Information System. ODOT owns 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. ODOT garages use the information collected by the stations to plan their road treatment activities, especially during snow and ice conditions. ODOT also makes road conditions available to the public via the OHGO traveler information web page. The weather stations and sensors are located along interstates, U.S. routes, and state routes. The system comprises 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; Dewpoint; Relative humidity; Wind direction and speed; Traffic speeds and counts; Visibility. Data communications between the weather station and the central server at ODOT are conducted via cellular service in 5–minute intervals.
ODOT Speed Monitoring Roadside Equipment	Represents the field equipment that monitors vehicle speeds for enforcement purposes or to advise motorists of their current speeds.
ODOT Storage Facilities	This element refers to depots and garages where materials are stored for ODOT.
ODOT 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.
ODOT Traffic Detectors	Traffic detectors describe the computerized field control systems located at every signalized intersection that run the red–yellow–green lights on traffic signal systems. ODOT currently uses video, radar, and loop detection to help with real–time signal timing.
ODOT Traffic Signal Control Systems	Represent ODOT traffic signal control software. ODOT traffic signal systems range 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.
ODOT Traffic Signals	A traffic signal, also known as traffic light, is a signaling device positioned at a road intersection, pedestrian crossing, or other location that indicates which driver, rider, or walker is assigned the right–of–way at a given moment, using a universal color code (and a precise sequence for those that are color–blind). ODOT owns and operates about 1500 traffic signals in Ohio.
ODOT Variable Speed Limit Signs	Variable Speed Limit (VSL) signs are an 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 communicate centrally with the Ohio DOT ATMS, and reduced speeds would be implemented either by TMC operators or can be automated based on the level of traffic detected by nearby Ohio DOT Vehicle Detection Devices.
ODOT Wide Area Information Disseminator System	The 'Wide Area Information Disseminator System' represents the center–based systems and communications equipment that is used to send messages to equipped vehicles using wide–area wireless communications such as satellite radio, terrestrial FM broadcast subcarrier, or cellular data networks.
ODPS 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. It can be accessed at: https://ohtrafficdata.dps.ohio.gov/crashstatistics/home.
OEPA 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 them 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.
OEPA Air Quality Monitors	Air quality monitors are sensors dispersed throughout the field that detect air quality.
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 Mobility Apps	This element represents mobility apps that deliver traveler information to transportation system users. Information provided includes basic advisories, traffic and road conditions, transit schedule information, ride matching information, parking information, etc.
OSHP State Communication Center	The State Communication Center is a dispatch facility that connects to ODOT and controls emergency operations. It also provides for joint dispatch to incidents.
OSHP State Highway Patrol Dispatch	The state radio room is the dispatch facility for State Highway Patrol vehicles. The Ohio State Highway Patrol is divided into 13 geographic districts, each operating its own dispatch facility.
OSHP State Highway Patrol Vehicles	This element includes all Ohio patrol vehicles that maintain public safety. These vehicles are generally equipped with AVL systems, route guidance, computers, and on–board incident management communication. All patrol vehicles are also equipped with electronic crash reporting systems.
OSU CABS Buses	The fixed–route Campus Area Bus Service (CABS) provides convenient transportation in and around the Ohio State University Columbus Campus. OSU Transportation and Parking Services (TPS) is planning to utilize AVL technology for its CABS fleet.
OSU Center of Automotive Research	The Center for Automotive Research (CAR) is the preeminent research center in sustainable and safe mobility in the United States and an interdisciplinary research center in The Ohio State University's College of Engineering.
OSU DPS EOC	Ohio State University's Department of Public Safety's Emergency Operations Center is the communications center for coordinating campus responses to major emergencies or incidents.
OSU TPS CCTV	Closed–Circuit Televisions (CCTV) refer to a surveillance system using cameras that transmit visual information over a closed circuit through an electrical conducting cable or wireless transmitter and receiver. It is used both for security purposes and traffic observation. The CCTV of the OSU Transportation and Parking Services (TPS) is connected to its Parking Dispatch Center. The cameras are utilized as follows: for the cameras at street intersections, they act as detectors to change the signal timing, as well as assist with security and ground transportation information. For the parking garages they act as customer service assistance devices allowing dispatch to assist someone who is visibly having difficulty.
OSU TPS Dispatch Facility	The OSU Transportation and Parking Services (TPS) has its own operations center that dispatches its transit and emergency fleet vehicles. The center plans to use AVL technology to manage, dispatch, and track its emergency and transit fleet. The center also receives CCTV feeds for security monitoring purposes.
OSU TPS Traffic Signals	A traffic signal, also known as traffic light, is a signaling device positioned at a road intersection, pedestrian crossing, or other location that indicates which driver, rider, or walker is assigned the right–of–way at a given moment, using a universal color code (and a precise sequence for those that are color–blind). The Ohio State University Transportation and Parking Services (TPS) owns and operates (in collaboration with the City of Columbus) 14 traffic signals with closed loop, while two have wireless technology.
OSU Traffic Detectors	Traffic detectors describe the computerized field control systems located at every signalized intersection that run the red–yellow–green lights on traffic signal systems. The OSU Transportation and Parking Division currently uses both video and vehicle detection to help with real–time signal timing.
OSU Traffic Research	The OSU College of Engineering provides traffic data research to many public and private transportation organizations. Specifically, it collects data from the TMC (ODOT), COTA, and the City of Columbus.
OSU Website	Website with real–time OSU CABS passenger information.
Other Local Maintenance and Construction Management	This element represents other public works departments/divisions of any municipality in the region that deals with roadway maintenance and construction projects.
Other Local Traffic Management Centers	This element represents other local county or municipal traffic management centers in the region.
Other ODOT Maintenance Garages	This element represents ODOT Maintenance Divisions in other ODOT districts.
Pedestrians	Pedestrian participates in ITS services that support safe, shared use of the transportation network by motorized and non–motorized transportation modes. Representing those using non–motorized travel modes, pedestrians provide input (e.g. a call signal requesting right of way at an intersection) and may be detected by ITS services to improve safety.
Private Map Update Systems	Represents a provider of map databases used to support ITS services. It supports the provision of the map data that are used directly by vehicles (e.g., roadway and intersection geometry data sets), travelers (e.g., navigable maps used for route guidance and display maps used at traveler information points), system operators (e.g., map data used by Traffic Operators to monitor and manage the road network, and map data used by Fleet Managers to manage a vehicle fleet). It may represent a third–party provider or an internal organization that produces map data for agency use. Products may include simple display maps, map data sets that define detailed road network topology and geometry, or full geographic information system databases that are used to support planning and operations.
Private Rail Wayside Equipment	The rail–operated equipment at highway rail intersections. Interconnect with the region's traffic control departments.
Private Traveler Information Systems	Privately owned systems that provide customized traveler information.
Private Weather Service Systems	Systems that provide customized transportation weather forecasts or road weather information.
PUCO Commercial Vehicle Information System	The term Commercial Vehicle Information Systems and Networks (CVISN, pronounced "see–vision") refers to the ITS information system elements which support CVO. CVISN includes information systems owned and operated by governments, carriers, and other stakeholders. CVISN's goal is to integrate state, federal, and private commercial vehicle operations into one network. As part of the Public Utilities Commission's (PUCO) CVISN, the Commission wants to integrate on–board components with Commercial Vehicle Operations (CVO). Its information system will allow operators to interface directly with trucks for screening and communication purposes. This system will also access automated vehicle identification information at mainline speeds for credential checking, roadside safety inspections, and weigh–in–motion using two–way data exchange.
PUCO Commercial Vehicle Registration System (CMV)	As part of PUCO's CVISN, the Commission wants to create 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 Event Promoters	This element refers to promoters and sponsors of special events, including Ohio State Buckeye football games. They coordinate with traffic and emergency providers.
Ridesharing Services	This element represents the systems operated by ridesharing companies that provide dynamic rideshare matches for eligible travelers, connecting riders and drivers for specific trips based on preferences. This includes arranging connections to transit or other multimodal services for portions of a multi–segment trip that includes ridesharing. Reservations and advanced payment are also supported.
Ridesharing Vehicles	This element represents vehicles used for ridesharing and car–sharing services.
Smart Columbus MMTPA/CPS	The Multimodal Trip Planning Application/Common Payment System (MMTPA/CPS) is an application that will allow travelers to enter trip request parameters and develop multimodal trip itineraries through coordination with mobility providers and provide travelers the ability to pay for these trips by creating a common payment system. IVR functions will be processed via the MMTPA. Travelers at the HUBS will access the MMTPA by using the interactive kiosk or public Wi–Fi and their personal wireless device which will allow those without computers or smart phones to set up multimodal trips and set up traveler accounts
Smart Columbus Operating System	The Operating System is a cloud–based, dynamic, governed data–delivery platform at the heart of the Smart Columbus system. The Operating System also serves as the source for real–time operational data and archived historical data from a combination of data storage sources for use by the City of Columbus and third–party applications/developers. The Operating System integrates data and data services from multiple sources including the planned Smart Columbus projects, traditional transportation data and data from other community partners. The Operating System embodies open–data and open–source concepts to enable better decision–making and problem solving for all users to support a replicable, extensible and sustainable platform.
Smart Mobility Hub Electric Vehicle Charging Stations	Electric vehicle charging stations will be available at some Smart Mobility Hubs (HUBS) locations based on the ongoing electrification study by the City of Columbus through the Vulcan grant.
Smart Mobility Hub Kiosks	Traveler interactive kiosks will be installed on free standing pylons at Smart Mobility Hubs (HUBS) facilities. These kiosks will display real–time transit related information and provide an embedded touch screen display to serve as a direct interface between travelers and the MMTPA/CPS, providing the traveler the ability to plan, schedule and pay for trips using multimodal options available at the HUBS facility, along with additional information and instruction such as directing the traveler to a Transportation Network Company (TNC) pickup location. An Emergency Call Button with Speakers and a microphone will be available for interactive communications to customer service and emergency facilities.
Smart Mobility Hub Real–Time Displays	Real–Time Data Displays will be present at Smart Mobility Hubs (HUBS) facilities and will post current transit information, public notifications and other information on kiosk displays and/or on other display monitors at some existing facilities.
Third Party Service Provider	Represents the dispatch center for private vendors providing demand–responsive service or paratransit service under contract.
Traveler	This element describes the users of any transportation system.
Traveler Information Devices	This element refers to personal devices used by the traveling public, including mobile computers, tablets, smartphones, etc.
Truck Parking Information and Management System (TPIMS)	Represents an inter–state truck parking information system operated independently by state consistent data feed and signing approaches.
Vehicles	This element refers to vehicles owned by travelers. This element also includes connected and automated vehicles.
Where is My Plow Web Page	Website providing the general public with information about snow clearing activities of the COMBAT system.