City and County Traffic Control Center

Status: Existing

Description

Central control and operation of other municipalities or county's ITS field equipment, including traffic signals, CCTV cameras and dynamic message signs. Note that City of Fairfield is is planning to upgrade the central system with advanced technology: video detection, dilemma zone detection, backup power, pedestrian countdown signals, preemption, school flashers connected to network, Traffic Adaptive operation. Note that Clermont County is is planning to expand the Adaptive signal network in the Eastgate area to include 10 more intersections. Add emergency vehicle preemption in 3 townships and 3 municipalities in western (urban) Clermont County. Enhanced pedestrian crossing (rectangular rapid flash beacons) at 12 unsignalized pedestrian crossings and 3 hike/bike trail crossings. Note that City of Cincinnati is planning to providing signal interconnect via fiber optic cable.in zone 9 and in downtown.

Stakeholders

StakeholderRoleRole Status
Cities and CountiesOwnsExisting

Physical Objects

Traffic Management Center

Functional Objects

Functional ObjectDescriptionUser Defined
Center Connected Vehicle Infrastructure Management'Center Connected Vehicle Infrastructure Management' is the back office application that supports monitoring and maintenance of the Connected Vehicle infrastructure (RSEs, support systems, and associated communications links). It monitors the performanceFalse
Center Data Collection'Center Data Collection' collects and stores information that is created in the course of center operations. This data can be used directly by operations personnel or it can be made available to other data users and archives in the region.False
Center Data Subscription Management'Center Data Subscription Management' manages data subscriptions for an end user. It provides access to a catalog of available data, manages the necessary user information and rules that govern the data subscriptions, supports communications with data prFalse
Center Map Management'Center Map Management' provides the map functionality necessary to support map updates and use within an operational center. It manages map data for the center and provides map data to center applications that use a map.False
Center Permission Management'Center Permission Management' enables Connected Vehicle system users to request permission to access connected vehicle services. A center may request permission for the center or the infrastructure devices and vehicles associated with the center.False
Center Support Services'Center Support Services' provides foundational functions that support data collection, management, location reference, timing, and data distribution. It maintains precise location and time information to support other services.False
ITS Management Support'ITS Management Support' provides management of the ITS Object. This includes management of regulatory information and policies, management of application processes, management of communication system configuration and update management, communications inFalse
ITS Security Support'ITS Security Support' provides communications and system security functions to the ITS Object, including privacy protection functions. It may include firewall, intrusion management, authentication, authorization, profile management, identity management, False
TMC Advanced Rail Crossing Management'TMC Advanced Rail Crossing Management' monitors and controls rail crossing traffic control equipment at advanced crossings that provide additional information on approaching trains, detect and report obstructions on the grade crossing, and communicate diFalse
TMC Automated Vehicle Operations'TMC Automated Vehicle Operations' remotely monitors and controls automated lanes. It monitors system operation and provides parameters that control system operation including system parameters that govern vehicle platoon formation, speeds, and gaps or hFalse
TMC Barrier System Management'TMC Barrier System Management' remotely monitors and controls barrier systems for transportation facilities and infrastructure under control of center personnel. Barrier systems include automatic or remotely controlled gates, barriers and other access cFalse
TMC Basic Surveillance'TMC Basic Surveillance' remotely monitors and controls traffic sensor systems and surveillance (e.g., CCTV) equipment, and collects, processes and stores the collected traffic data. Current traffic information and other real–time transportation informatFalse
TMC CACC Operations'TMC CACC Operations' provides the back office functionality that supports formation and dissolution of strings of CACC–equipped vehicles and provides operating parameters including string length, recommended speeds, and gaps that take into account regionFalse
TMC Data Collection'TMC Data Collection' collects and stores information that is created in the course of traffic operations performed by the Traffic Management Center. This data can be used directly by operations personnel or it can be made available to other data users aFalse
TMC Demand Management Coordination'TMC Demand Management Coordination' provides the capability to gather information on regional toll, parking, and transit usage and request changes to pricing and other mechanisms to manage overall transportation demand.False
TMC Environmental Monitoring'TMC Environmental Monitoring' assimilates current and forecast road conditions and surface weather information using a combination of weather service provider information, information collected by other centers such as the Maintenance and Construction MaFalse
TMC Evacuation Support'TMC Evacuation Support' supports development, coordination, and execution of special traffic management strategies during evacuation and subsequent reentry of a population in the vicinity of a disaster or major emergency. A traffic management strategy iFalse
TMC Incident Detection'TMC Incident Detection' identifies and reports incidents to Traffic Operations Personnel. It remotely monitors and controls traffic sensor and surveillance systems that support incident detection and verification. It analyzes and reduces the collected False
TMC Incident Dispatch Coordination'TMC Incident Dispatch Coordination' formulates and manages an incident response that takes into account the incident potential, incident impacts, and resources required for incident management. It provides information to support dispatch and routing of False
TMC Intersection Safety'TMC Intersection Safety' controls and monitors RSEs that support stop sign, red light, and mixed use crossing violations. It configures the RSEs for the current intersection geometry and traffic signal control equipment at the intersection. InformationFalse
TMC In–Vehicle Signing Management'TMC In–Vehicle Signing Management' controls and monitors RSEs that support in–vehicle signing. Sign information that may include static regulatory, service, and directional sign information as well as variable information such as traffic and road conditFalse
TMC Multi–Modal Coordination'TMC Multi–Modal Coordination' supports center–to–center coordination between the Traffic Management and Transit Management Centers. It monitors transit operations and provides traffic signal priority for transit vehicles on request from the Transit ManaFalse
TMC Passive Surveillance'TMC Passive Surveillance' collects time stamped vehicle identities from different detection zones, correlates the identities, and calculates link travel times and derives other traffic measures.False
TMC Regional Traffic Management'TMC Regional Traffic Management' supports coordination between Traffic Management Centers in order to share traffic information between centers as well as control of traffic management field equipment. This coordination supports wide area optimization aFalse
TMC Roadway Equipment Monitoring'TMC Roadway Equipment Monitoring' monitors the operational status of field equipment and detects failures. It presents field equipment status to Traffic Operations Personnel and reports failures to the Maintenance and Construction Management Center. ItFalse
TMC Signal Control'TMC Signal Control' provides the capability for traffic managers to monitor and manage the traffic flow at signalized intersections. This capability includes analyzing and reducing the collected data from traffic surveillance equipment and developing anFalse
TMC Speed Warning'TMC Speed Warning' supports remote control and monitoring of reduced speed zone warning roadside equipment. It provides the location and extent of the reduced speed zone, the posted speed limit(s) with information about the applicability of the speed liFalse
TMC Standard Rail Crossing Management'TMC Standard Rail Crossing Management' monitors and controls rail crossing traffic control equipment. This version provides basic support for standard active warning systems at grade crossings. It remotely monitors and reports the status of the rail crFalse
TMC Traffic Information Dissemination'TMC Traffic Information Dissemination' disseminates traffic and road conditions, closure and detour information, incident information, driver advisories, and other traffic–related data to other centers, the media, and driver information systems. It moniFalse
TMC Traffic Management Decision Support'TMC Traffic Management Decision Support' recommends courses of action to the traffic operator based on current and forecast road and traffic conditions. Traffic incidents, special events, maintenance activities and other events or conditions that impactFalse
TMC Traffic Metering'TMC Traffic Metering' provides center monitoring and control of traffic metering systems including on ramps, through interchanges, and on the mainline roadway. All types of metering are covered including pre–timed/fixed time, time–based, dynamic and adaFalse
TMC Traffic Network Performance Evaluation'TMC Traffic Network Performance Evaluation' measures traffic network performance and predicts travel demand patterns to support traffic flow optimization, demand management, and incident management. It collects traffic data from sensors and surveillanceFalse
TMC Variable Speed Limits'TMC Variable Speed Limits' provides center monitoring and control of variable speed limits systems. It monitors data on traffic and environmental conditions collected from sensors along the roadway. Based on the measured data, it calculates and sets suFalse
TMC Work Zone Traffic Management'TMC Work Zone Traffic Management' coordinates work plans with maintenance systems so that work zones are established that have minimum traffic impact. Traffic control strategies are implemented to further mitigate traffic impacts associated with work zoFalse

Physical Standards

Document NumberTitleDescription
ISO 21217Intelligent transport systems –– Communications access for land mobiles (CALM) –– ArchitectureISO 21217 describes the communications reference architecture of nodes called "ITS station units" designed for deployment in ITS communication networks. While it describes a number of ITS station elements, whether or not a particular element is implemented in an ITS station unit depends on the specific communication requirements of the implementation. It also describes the various communication modes for peer–to–peer communications over various networks between ITS communication nodes. These nodes may be ITS station units as described in the document or any other reachable nodes. ISO 21217 specifies the minimum set of normative requirements for a physical instantiation of the ITS station based on the principles of a bounded secured managed domain.
NEMA TS 8Cyber and Physical Security for Intelligent Transportation SystemsThis specification describes how agencies and other transportation infrastructure owner/operators should implement cyber– and physical–security for ITS.
NIST FIPS PUB 140–2Security Requirements for Cryptographic ModulesThis Federal Information Processing Standard (140–2) specifies the security requirements that will be satisfied by a cryptographic module, providing four increasing, qualitative levels intended to cover a wide range of potential applications and environments. The areas covered, related to the secure design and implementation of a cryptographic module, include specification; ports and interfaces; roles, services, and authentication; finite state model; physical security; operational environment; cryptographic key management; electromagnetic interference/electromagnetic compatibility (EMI/EMC); self–tests; design assurance; and mitigation of other attacks.

Interfaces To

(View Context Diagram)

BCRTA Transit System Dispatch
Cincinnati Police Vehicles
Cincinnati Traffic Control Center
City and County Cameras
City and County Connected Vehicle Roadside Equipment
City and County CV Authorizing Center
City and County CV Service Monitoring Systems
City and County Field Equipment
City and County Law Enforcement
City and County Maintenance Operations
City and County Public Information Systems
City and County Traffic Data Archives
CTC Transit Dispatch
CVG Airport Connected Vehicle Roadside Equipment
CVG Operations Center
Emergency Alert System
Hamilton County Signal Operations
INDOT Certification System
INDOT Connected Vehicle RSE
INDOT Cooperative ITS Credentials Management System
INDOT DDS
INDOT Object Registration and Discovery System
INDOT Seymour District Maintenance Garages
INDOT Traffic Operations Center
INDOT Traffic Signal Control System
KYTC Certification System
KYTC Cooperative ITS Credentials Management System
KYTC DDS
KYTC District 6 Maintenance Garages
KYTC District 6 Maintenance Operations
KYTC District 6 Planning
KYTC District 6 Traffic Operations Center
KYTC Object Registration and Discovery System
KYTC Traffic Signal Control System
Local Transit Systems
Media Outlets
National Weather Service
ODOT ATMS
ODOT Certification System
ODOT Cooperative ITS Credentials Management System
ODOT District 8 Maintenance Garages
ODOT District 8 Signal Operations
ODOT Event Streaming Platform
ODOT Object Registration and Discovery System
ODOT Traffic Signal Control System
OKI Transportation Planning Database
Other City and County Maintenance Dispatch Facilities
Other City and County Traffic Control Centers
Other ODOT Traffic Operations Center
Private Ambulance Provider Dispatch
Private Rail Operations Center
Private Tow/Wreckers Dispatch
Private Weather Service Systems
Regional 911 Call Centers
Regional Public Safety Dispatch Centers
School District Dispatch
SORTA Riverfront Transit Center
SORTA Transit Dispatch Center
TANK Transit System Dispatch
TANK Traveler Information System
TRIMARC (KYTC)
TV and Radio Stations
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