NOACA Regional ITS Architecture

Inventory

The NOACA Regional ITS Architecture inventory is a list of "elements" that represent all existing and planned ITS systems in the NOACA region. ITS elements can exist in one of five 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.), or 5) as a support system of other ITS elements (i.e. map–based systems).

Element	Description
311 Non–Emergency Information System	Automated phone system that receives "non–emergency" calls. Some of these may be incidents that need reporting.
Archived Data User Systems	Agencies and systems that use traffic data and traffic count data.
Basic Vehicles	This represents basic vehicles that do not have connected vehicle technology.
Case Western Reserve Transit System	Represents existing shuttle bus system on university campus area.
Case Western Reserve Transit Vehicles	Transit vehicles operated by Case Western Reserve University. Vehicles have AVL system and passenger counter equipment.
Case Western Reserve University Division of Public Safety	Case Western Reserve University's Division of Public Safety comprises of Police and Security Services, Emergency Management, the Communications Center, Security Systems and the student–run CWRU Emergency Medical Service.
Case Western Reserve University Division of Public Safety CCTV	Represents CCTV cameras utilized by Division of Public Safety for security and monitoring purposes. 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 security and monitoring purposes only and excludes the capability to collect traffic data.
CECOMS – Emergency Communications	Emergency communications; 911 cellular; answers all 911 cellular calls 24/7; hospital status, mutual aid box alarm system, etc. Ambulance to hospital communications, dispatch briefing team. Resource sharing between county dispatch centers. Hospital restriction program – info to the ambulances.
City of Cleveland Automated Vehicle (Autonomous Shuttle Demonstration)	Represents an autonomous shuttle vehicle that will be demonstrated in the City of Cleveland for transporting passengers to and from public events. Vehicle will include sensors on the exterior of the vehicle to detect objects in the vehicle's path and will adjust its speed appropriately.
City of Cleveland 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 both used for security purposes and traffic observation.
City of Cleveland DMS	Fixed and portable dynamic message signs operated and maintained by the City of Cleveland.
City of Cleveland Emergency Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on City of Cleveland public safety and emergency vehicles that provides the sensory, processing, storage, and communications functions necessary to support safe and efficient emergency response.
City of Cleveland EOC	The emergency operation center (EOC) coordinates citywide emergency and disaster planning, warning, response and recovery to minimize the adverse impact on area residents and property.
City of Cleveland Maintenance Dispatch	Dispatch of maintenance vehicles for roadway and equipment maintenance.
City of Cleveland Operation Snowbird EOC	Emergency Operations Center (EOC) command center for major snow storms
City of Cleveland Parking Management	Parking management system, including tracking availability of parking space availability and collection of parking fees at park and ride lots or at special events; joint effort by Cleveland and RTA. These parking facilities may support I2V link to the Vehicle that allows electronic collection of parking fees.
City of Cleveland Payment Administration Center	City of Cleveland Payment Administration Center
City of Cleveland Police, Fire, and EMS Dispatch	This represents three different dispatch centers serving the City of Cleveland.
City of Cleveland Roadside Inspection Station	Roadside inspection station for oversized vehicles. Inspections performed by the City of Cleveland Police Department.
City of Cleveland Signal Control System	This represents several closed loop systems for the city of Cleveland.
City of Cleveland Special Events Management	Browns, Indians, all major special events organizers and other large arenas and special event facilities.
City of Cleveland Speed Monitoring Devices	Represents the field equipment that monitors vehicle speeds for enforcement purposes or to advise motorists of their current speeds.
City of Cleveland Traffic Detectors	Traffic and vehicle sensors owned and operated by the City of Cleveland used primarily for traffic signal control.
City of Cleveland Traffic Signals	Traffic signal controllers owned and operated by the City of Cleveland.
City of Cleveland Website	Web portal providing information for the public, including traffic and roadway information such as road conditions, traffic, construction, and other activity affecting roadways in the City of Cleveland.
Cleveland Department of Port Control Commercial Vehicle Check Equipment	This element supports automated vehicle identification at mainline speeds for credential checking, roadside safety inspections, and weigh–in–motion using two–way data exchange. These capabilities include providing warnings to the commercial vehicle drivers, their fleet managers, and proper authorities of any safety problems that have been identified, accessing and examining historical safety data, and automatically deciding whether to allow the vehicle to pass or require it to stop with operator manual override. Commercial Vehicle Check Equipment also provides supplemental inspection services such as expedited brake inspections, the use of operator hand–held devices, mobile screening sites, on–board safety database access, and the enrollment of vehicles and carriers in the electronic clearance program.
Cleveland Department of Port Control Infrastructure Monitoring Systems	Cleveland Department of Port Control management operations and dispatch systems, including infrastructure monitoring systems.
Cleveland Department of Port Control Operations Center	Cleveland Department of Port Control operations center and dispatch systems.
Commercial Vehicles	Commercial Vehicles with electronic tags.
Connected/Automated Vehicles	Connected vehicle technology enables cars, trucks, buses, and other vehicles to "talk" to each other with in–vehicle or aftermarket devices that continuously share important safety and mobility information. Fully automated, autonomous, or "self–driving" vehicles are defined by the U.S. DOT's National Highway Traffic Safety Administration (NHTSA) as "those in which operation of the vehicle occurs without direct driver input to control the steering, acceleration, and braking and are designed so that the driver is not expected to constantly monitor the roadway while operating in self–driving mode."
County and City 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.
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 Equipment and Fleet Service Facilities	This element represents counties' and cities' service/repair facilities for equipment and fleet.
County Emergency Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on county public safety and emergency vehicles that provides the sensory, processing, storage, and communications functions necessary to support safe and efficient emergency response.
County Engineers Office	Manages and operates the public works in the county, including designing, building, and maintaining its transportation system.
County EOCs	This element represents the emergency services associated with each county in the greater Cleveland region, except for Cuyahoga which has its own defined elements.
County ITS Roadway Equipment	Represents ITS field elements owned and operated by County organizations. E.g. portable dynamic message signs and CCTV.
County Maintenance Garages	This element represents the dispatch function for roadway and equipment maintenance at the county level.
County Maintenance 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 not specifically called out in the architecture.
County Municipal Community Notification System	Home phone notification of emergency (automatically calls homes that are affected by an emergency). Includes cities of Independence and Beechwood. Notification systems are also planned for Cuyahoga County and other counties in the region.
County Public Safety Dispatch	Represents the public safety functions, including electronic crash reporting, emergency management, and dispatch of vehicles, at the county level for counties not specifically called out in the architecture.
Crash Records Database Users	Agencies and systems that access crash record databases
Criminal Justice Information Sharing (CJIS)	Web based access to law enforcement and jail data from municipal police agencies and the Cuyahoga County Sheriff's Department. The Cuyahoga County Criminal Justice Information Sharing Data Warehouse is a computer–based information system designed for use by criminal justice agencies in Cuyahoga County. Computer–aided dispatch, police report, and jail information are shared in the system. Data are updated daily for this LEADS compliant secure information sharing system.
Cuyahoga County Engineers Office	Manages and operates the public works in Cuyahoga County, including designing, building, and maintaining its transportation system.
Cuyahoga County EOC	Disaster Response Center that uses a web–based system called Knowledge Center for incident management.
Cuyahoga County ITS Roadway Equipment	ITS field equipment owned and operated by Cuyahoga county, including portable dynamic message signs, CCTV.
Cuyahoga County License Plate Readers	There are 20 fixed sites where 80 license plate readers are mounted at specific intersections throughout Cuyahoga County with more planned for the future. The cameras read license plates and run them against a hotlist provided by the state. License plate images are stored for one year in a secure warehouse which can be accessed online by law enforcement personnel in Northeast Ohio. The tool is designed to combat terrorism and crime.
Cuyahoga County Maintenance Garages	Garages that dispatch maintenance vehicles for Cuyahoga County.
Cuyahoga County Maintenance 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 Cuyahoga County.
Cuyahoga County Mobile Surveillance Cameras	The Sheriff's Department has 5 mobile surveillance camera trailers that it makes available to law enforcement in Cuyahoga County to assist in safety and security at events with large crowds. The trailers were purchased with federal grant money and are deployed for events with homeland security as a priority.
Cuyahoga County Sheriff Department	Represents the central office of the Cuyahoga County Sheriff's Department that operates fixed license plate readers in the field, monitors mobile surveillance cameras during special events, and maintains the Criminal Justice Information Sharing Data Warehouse used by criminal justice agencies in Cuyahoga County.
Cuyahoga County Traffic Count Data Archive	Historical archive of traffic counts on Cuyahoga County roads.
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.
Drivers	Represents the private travelers in vehicles.
Emergency Alert System	Formerly the emergency broadcast system, a regional notification system to the general public. Information may include amber alerts, inclement weather, etc.
Event Operators Information Systems	Information systems for event operators throughout the region. Includes regional universities and colleges such as CASE, Cleveland State, and Cuyahoga Community College.
E–ZPass Tag	E–ZPass vehicle transponder used for electronic payment of toll and other, e.g. Airport Parking.
Financial Institutions	Financial companies that handle electronic transactions.
GCRTA Administration	Administrative functions of METRO that will handle reconciliation of regional electronic fare system.
GCRTA Communications Center	Includes the train control system, the light rail control system, the bus control system, and the traveler information services for RTA. Paratransit and subscription service to be provided in future.
GCRTA Police	Police force that provides security for RTA transit system
GCRTA Police Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on police vehicles operated by GCRTA Police.
GCRTA Transit Traveler Information System	Web site, and phone interface to provide traveler information relating to transit operations.
Geauga County Transit Operations	Dispatch and operations center for Geauga County Transit
Geauga County Transit Vehicles	Paratransit vehicles of Geauga County Transit. The transit vehicles will utilize LakeTran AVL / CAD system in future years.
Hopkins International Airport and Burke Lakefront Airport	Element represents the traffic management aspect of the airports. Also represents the multimodal information available at the airport.
Hopkins International Airport DMS	Represents the dynamic message signs on the roadway around and within the airport. These devices may provide traveler information such as parking availability and when flights have arrived.
Hopkins International Airport Parking Management System	Parking management system, including tracking availability of parking space availability and collection of parking fees.
Hopkins International Airport Traveler Information Website	Hopkins International Airport Traveler Information Website provides flight status and parking availability infomration.
Hopkins International Airport Vehicle Classification System	Traffic vehicle classification system to determine vehicle types.
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 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.
Laketran Operations Center	Dispatch and operations function for Laketran fixed route and paratransit services.
Laketran Paratransit Vehicles	AVL–equipped paratransit vehicles that support communications to/from transit operations center and security communications. Vehicles can accept Laketran Smart Card payment from travelers. LakeTran plans to transition to an electronic pre–payment via the web and customer service center, which will remove the need for paratransit vehicle fare boxes, and alllow them to move to an account based system where passengers are required to pay prior to booking their trip.
Laketran Smart Card	Laketran Smart Card that allows electronic payment of transit fares on fixed route and paratransit vehicles.
Laketran Vehicles	Fixed Route and paratransit buses of Laketran. In addition to intracounty service, they carry commuters to downtown Cleveland; would like freeway traffic reports. Buses allow passengers to use an "ezfare" mobile phone application to display as a form of payment for their bus fares.
LCT Bus Operations Center	Fixed Route Bus Operations for Lorain County.
LCT Transit Vehicles	Fixed Route Buses of Lorain County Transit.
Lift Bridge Information System	Provides information on bridge lift times/durations for coordination to reroute vehicles (passenger, transit, commercial, emergency) around bridges
Local Transit Traveler Information Systems	Web pages and phone information systems for the transit agencies in the region (with exception of GCRTA, which has its own traveler information system element).
Mayday/Concierge Services	Private companies that provide mayday or concierge services.
Medina County Transit Operations Center	Dispatch and Operations center for Medina County Transit.
Medina County Transit Vehicles	Paratransit and fixed route transit vehicles of Medina County Transit. Medina County is also looking to install Mobile Data Terminals to communicate, track, and record vehicle and operational data. It is planned to allow passengers to use an "ezfare" mobile phone application to display as a form of payment for their bus fares. It is planned to install onboard camera systems on our (23) revenue vehicles for monitoring and security.
METRO Administration	Administrative functions of METRO that will handle reconciliation of regional electronic fare system.
Municipal Emergency Vehicles	Represents the ITS equipment, e.g., mobile data terminals and AVL systems, on municipal public safety and emergency vehicles that provides the sensory, processing, storage, and communications functions necessary to support safe and efficient emergency response.
Municipal Field Equipment	This includes the signal controllers, cameras, signal preemption equipment for each municipality. Also includes roadside equipment that helps blind people cross streets (pushbutton has beeper, closed loop systems, audible voice indicating road is clear to cross).
Municipal Maintenance Garages	This element represents the dispatch function for roadway and equipment maintenance at the municipal level.
Municipal Maintenance 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 municipalities in the region. This includes the City of Cleveland and surrounding cities.
Municipal Public Safety Agencies Lane Control Roadside Equipment	Represents the roadside equipment that warns drivers with electronic displays about the open or closed status of traffic lanes along the roadway.
Municipal Public Safety Agencies Speed Monitoring Roadside Equipment	Represents the field equipment that monitors and collects vehicle speeds for enforcement purposes or to advise motorists of their current speeds.
Municipal Public Safety Dispatch	This element represents the police, fire, and EMS emergency dispatch functions at the municipal level. This general element also represents each of the community public safety answering points (47 in all) in the Greater Cleveland region.
Municipal Signal Control Systems	This element represents the traffic signal control systems owned or operated by cities in the Greater Cleveland Region other than the City of Cleveland.
Municipal Traffic Count Data Archives	This element represents the historical traffic count archives maintained at the municipal level.
National Weather Service	General weather information available from the National Weather Service.
NOACA Regional Transportation Data Archive	Traffic counts and accident report data (available from website). Also links to transit data.
Northeast Ohio Regional Fusion Center	Operated and maintained by the Cleveland Police Department, the Regional Fusion Center collects information and intelligence, analyze the information for homeland security threats and pushes their analysis and information out to the municipalities. This is also called as Region II Fusion Center.
Ohio DOT 511 Telephone Information Service	Traveler information by dialing 511 number; provided by ODOT and private partnership. This service has been discontinued and traveler information is now provided through OHGO website and mobile application. For travelers who need traveler information through phone call, there is a backdoor number (855–511–6446) which provides traveler information for Ohio.
Ohio DOT 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).
Ohio DOT Automated Gate Closure Systems	Represents automated road closure gates owned and operated by ODOT 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 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 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.
Ohio DOT Connected Vehicle Roadside Equipment	This element represents the roadside equipment that provides vehicle–to–infrastructure communications. This data communication is used for data collection from CV technology equipped vehicles and to provide information to CV technology equipped vehicles.
Ohio DOT 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.
Ohio DOT 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.
Ohio DOT 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.
Ohio DOT District 12 Equipment Repair Facility	Facility responsible for vehicle and equipment repair for the district.
Ohio DOT District 12 Maintenance Garages	Dispatch function for ODOT roadway and equipment maintenance vehicles. These garages are county based. Provide roadway and equipment maintenance for ODOT assets in the district.
Ohio DOT District 12 Public Information Office	Office responsible for providing information to the public.
Ohio DOT District 3 Equipment Repair Facility	Facility responsible for vehicle and equipment repair for the district.
Ohio DOT District 3 Maintenance Garages	Dispatch function for ODOT roadway and equipment maintenance vehicles. These garages are county based. Provide roadway and equipment maintenance for ODOT assets in the district.
Ohio DOT District 3 Public Information Office	Office responsible for providing information to the public.
Ohio DOT District Offices	Provides central administrative focus for maintenance and construction management for the District. 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. 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 plans to install color full matrix DMS.
Ohio DOT 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.
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 Kiosks	Traveler information kiosks
Ohio DOT Lane Control Devices	Lane control devices owned and operated by ODOT to manage lanes. These include lane control signals on bridges.
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 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.
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 Portable Freeway Management System	This system is a "virtual" TMC that allows direct control of freeway field equipment (e.g., variable message signs) from remote locations, using simple equipment (e.g., a laptop computer.) Can be used for portable workzone applications.
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. Note that there are private parties that provide a similar service such as CVS Samaritans.
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 Storage Facilities	Depots and garages where materials are stored for ODOT.
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 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.
Ohio DOT Traffic Signal Roadway Equipment	Represents ODOT's traffic signal system field equipment 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 DOT 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.
Ohio DOT Wrong Way Vehicle Detection System	Represents a system that senses a wrong–way driver and then activates the flashing beacons near static Wrong Way signs on an exit ramp. Nearby cameras take timestamped photos of the vehicle going the wrong way to send to law enforcement. ODOT is testing the system as part of a pilot program, with the first system installed on the West 28th Street exit ramp on the Shoreway just west of downtown Cleveland.
Ohio DPS Crash Records 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.
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.
Ohio State Highway Patrol Posts	Dispatch of Highway Patrol Vehicles. One per county.
Ohio State Highway Patrol State Communications Center	The State Communication Centers is a dispatch facility that connects to ODOT 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 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 Central Dispatch	Dispatch maintenance and incident management (private tow/wreckers, local/municipal fire/EMS). (Co–located with Highway Patrol). Dispatch contractors for construction and sometimes maintenance.
Ohio Turnpike 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.
Ohio Turnpike 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.
Ohio Turnpike CV Service Monitoring 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.
Ohio Turnpike Equipment and Fleet Service Facilities	Represents Ohio Turnpike equipment and fleet service/repair facilities.
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 OTC.
Ohio Turnpike Maintenance Dispatch	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 Public Service Vehicles	Public service vehicles owned by the Ohio Turnpike and Infrastructure Commission. Some of these vehicles are equipped with connected vehicle technology.
Ohio Turnpike Roadside ITS Equipment	Represents ITS field equipment owned and operated by Ohio Turnpike Commission. Includes CCTV cameras and DMS.
Ohio Turnpike Service Plaza Truck Parking Management System	This element represents the Ohio Turnpike's truck parking management system.
Ohio Turnpike Toll Administration	Represents the backoffice 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. This includes weigh scale equipment that weigh trucks while they are moving. The OTIC weigh–in–motion scales are typically located at all entry lanes of toll plaza to weigh incoming vehicles and also to screen for overweight axles and gross overweight vehicles to assess higher tolls for those vehicles.
Ohio Turnpike Website	Web site and information portal (including account information) for E–ZPass customers.
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.
Other County Engineers Office	Manages and operates the public works in the county, including designing, building, and maintaining its transportation system.
Other County Public Safety Dispatch	Represents the public safety functions, including electronic crash reporting, emergency management, and dispatch of vehicles, at the county level for counties not specifically called out in the architecture, including for counties bordering on the region (Ashland, Ashtabula, Huron, Portage Summit, Trumbull, and Wayne).
Other Municipal Maintenance Garages	Represents other municipal maintenance garages and dispatches, including those municipalities that border the region.
Other Municipal Public Safety Dispatch	This element represents the police, fire, and EMS emergency dispatch functions at the municipal level. This general element also represents each of the community public safety answering points (47 in all) in the Greater Cleveland region.
Other Municipal Roadside ITS Equipment	This includes the signal controllers, cameras, signal preemption equipment for each municipality. Also includes roadside equipment that helps blind people cross streets (pushbutton has beeper, closed loop systems, audible voice indicating road is clear to cross)
Other Municipal Signal Control Systems	This element represents peer municipal signal control systems that coordinate with the Municipal Signal Control Systems element.
Other ODOT Maintenance Garages	County based garages responsible for roadway and equipment maintenance.
Ozone Action Day System	Receives information from the city of Cleveland and Ozone monitored data from other sources, weather information, and forecasts Ozone Action Days. The media, traffic management, emergency management, and information service providers are provided with these alerts.
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.
Port of Cleveland Infrastructure Monitoring Sensors	Infrastructure monitoring equipment including intrusion sensors, CCTV cameras and motion detectors. These sensors and detectors are operated by the Port of Cleveland to monitor and protect infrastructure and facilities.
Port of Cleveland Operations Center	Represents the Port of Cleveland's operations center and dispatch systems.
Port of Cleveland Station	Roadside equipment used to check the credentials of commercial and freight vehicles entering and leaving the Port of Cleveland.
Private Companies 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 Companies Privacy Protection Gateway	Support system that obscures the network identifiers of mobile devices. A device may communicate to any center using the PPG.
Private Fleet and Freight Operators	Represents the private commercial fleet management operations and dispatch systems operating in the Region.
Private Tow and Wrecker Dispatch	Dispatch function for privately owned tow or wrecker service.
Private Tow and Wreckers Vehicles	Represents the ITS equipment, such as mobile data terminals or AVL systems, on tow or wrecker vehicles.
Private Traveler Information Systems	Represents the private traveler information providers serving the region. 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. This element also includes companies that can provide vehicle location information based on location capabilities based on subscribers to the company (i.e. INRIX, HERE, etc...)
Private Weather Service Systems	Systems that provide customized transportation weather forecasts or road weather information.
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.
Railroad Operations Center	Source of information for train crossing times/durations for coordination to reroute vehicles (passenger, commercial, transit, emergency) around RR tracks. CSX and Norfolk Southern in the Cleveland metro area.
Railroad Wayside Equipment	Active highway/rail interfaces (flashing gates when train is detected)
Regional Airport	Includes Cuyahoga County Airport
Regional Airport/Port Authority Connected Vehicle Roadside Equipment	Connected vehicle roadside devices operated by the regional airport or port authority in the NOACA region.
Regional Airport/Port Authority 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.
Regional Airport/Port Authority 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.
Regional Hospitals and Trauma Centers	Hospitals and trauma centers in the region.
Regional Smart Card Reconciliation Network	System that provides fare reconciliation between peer agencies using a common travel card.
Regional Traffic Management Center	Represents a planned regional Traffic Management Center (TMC) in northeast Ohio that will coordinate traffic operations in the region and share information among regional stakeholders. Regional TMC would provide CCTV surveillance of regional roadways, traveler information control, and enabling communication with Ohio DOT Statewide TMC for collaborative operations.
Regional Traveler Smart Card	Smart Card used for transit and possibly other services in the region
RTA CCTV Cameras	Closed Circuit Television (CCTV) cameras used to monitor transit facilities, including transit stops, for security purposes.
RTA Electronic Fare Card	Electronic fare card used by passengers on RTA vehicles to pay for transit service. Fare card readers on RTA vehicles process fare information from cards from a magnetic stripe on the card to measure transit fares.
RTA Equipment and Fleet Service Facilities	This element represents RTA's service/repair facilities for equipment and fleet.
RTA Fixed Route Vehicles	AVL–equipped transit vehicles that support communications to/from vehicles, security communications; signal priority. Transit vehicles may include trains, light–rail cars, and buses.
RTA Kiosks	Traveler information at kiosks at Park and Rides and transit stops; have multimodal information recommendations; traveler information of a more general nature. Traveler information at kiosks at Park and Rides; have multimodal information recommendations; traveler information of a more general nature.
RTA Paratransit Vehicles	AVL–equipped paratransit vehicles that support communications to/from transit operations center and security communications.
RTA Transit Data Archives	Represents RTA's transit data archives.
RTA Transit Information Displays	Represents RTA's transit traveler information displays and signs at transit stations, transit stops, and other fixed sites along travel routes.
School Buses	School Buses operated by area school districts.
School District Dispatch	Dispatching systems for school districts buses.
Special Police Dispatch	Dispatch of public safety for special jurisdictions. E.g. University Circle Police, Housing Police, park police, Cleveland Clinic, etc.
Transportation Research Centers	Represents research institutes or research centers that perform transportation–related research.
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 Devices	This element refers to personal devices used by the traveling public, including mobile computers, tablets, smartphones, etc.
Traveler Vehicles	Represents the ITS equipment inside private vehicles.
TV and Radio Stations	Local TV, radio, and newspapers.
US DHS TWIC	Administered by the Transportation Security Administration (TSA) division of the U.S. Department of Homeland Security, the Transportation Workers Identification Credential (TWIC) is a tamper–resistant credential that contains biometric information about the holder which renders the card useless to anyone other than the rightful owner. Using this biometric data, each transportation facility can verify the identity of a worker and help prevent unauthorized individuals from accessing secure areas.
USCG District HQ Bridge Office	US Coast Guard Office that manages swing and lift bridges.
USCG Infrastructure Monitoring Sensors	Infrastructure monitoring equipment including intrusion sensors, CCTV cameras and motion detectors. These sensors and detectors are operated by USCG to monitor and protect infrastructure and facilities.