Hillsborough County ATMS Program Expansion

Project Description: Expand current ATMS system.

Project Status: Planned

Project Stakeholders:

• Hillsborough County PWD

Project Service Packages:

• TM01: Infrastructure-Based Traffic Surveillance (Hillsborough County)
• TM03: Traffic Signal Control (Hillsborough County)
• TM06: Traffic Information Dissemination (Hillsborough County 1 of 2)
• TM02: Vehicle-Based Traffic Surveillance (Hillsborough County ATMS Program Expansion)

Project Information Flows:

Information Flow	Source Element	Destination Element	Status
intersection management application info	Hillsborough County Traffic Management Center	Hillsborough County CAV Field Equipment	Planned
intersection safety application status	Hillsborough County CAV Field Equipment	Hillsborough County Traffic Management Center	Planned
right-of-way request notification	Hillsborough County Field Equipment	Hillsborough County Traffic Management Center	Planned
roadway dynamic signage data	Hillsborough County Traffic Management Center	Hillsborough County Field Equipment	Planned
roadway dynamic signage status	Hillsborough County Field Equipment	Hillsborough County Traffic Management Center	Planned
signal control device configuration	Hillsborough County Traffic Management Center	Hillsborough County Field Equipment	Planned
signal control plans	Hillsborough County Traffic Management Center	Hillsborough County Field Equipment	Planned
signal control status	Hillsborough County Field Equipment	Hillsborough County Traffic Management Center	Planned
signal system configuration	Hillsborough County Traffic Management Center	Hillsborough County Field Equipment	Planned
situation data collection parameters	Hillsborough County Traffic Management Center	Hillsborough County CAV Field Equipment	Planned
traffic detector control	Hillsborough County Traffic Management Center	Hillsborough County Field Equipment	Planned
traffic detector data	Hillsborough County Field Equipment	Hillsborough County Traffic Management Center	Planned
traffic images	Hillsborough County Field Equipment	Hillsborough County Traffic Management Center	Planned
traffic monitoring application info	Hillsborough County Traffic Management Center	Hillsborough County CAV Field Equipment	Planned
traffic monitoring application status	Hillsborough County CAV Field Equipment	Hillsborough County Traffic Management Center	Planned
traffic situation data	Hillsborough County CAV Field Equipment	Hillsborough County Traffic Management Center	Planned
video surveillance control	Hillsborough County Traffic Management Center	Hillsborough County Field Equipment	Planned

Project Functional Requirements (Element - Functional Object):

• Hillsborough County CAV Field Equipment - ITS Management Support
• 1: The ITS Object shall provide its network address, service offerings and metrics characterizing those services to vehicles within the broadcast range of the ITS Object's short range communications equipment.
• 2: The ITS Object shall provide its network address, service offerings and metrics characterizing those services to the Object Registration and Discovery Service.
• 3: The ITS Object shall obtain network addresses from the Object Registration and Discovery Service.
• 4: The ITS Object shall make network address information available to onboard applications.
• 6: The ITS Object shall acquire regulatory information relevant to the operation of the ITS Object from the CCMS.


• Hillsborough County CAV Field Equipment - ITS Security Support
• 1: The ITS Object shall obtain security policy information from the Cooperative Intelligent Transportation System Credentials Management System (CCMS).
• 10: The ITS Object shall maintain cryptographic secret information so that those secrets are accessible only to ITS Security Support, and not to any other Functional Object.
• 11: The ITS Object shall request pseudonymous credentials from the CCMS.
• 12: The ITS Object shall provide messages (that it receives) that indicate potential misbehavior/malfunction to the CCMS.
• 13: The ITS Object shall request permissions from the Center that manages permissions requests.
• 2: The ITS Object shall request enrollment credentials from the CCMS.
• 3: The ITS Object shall obtain the CCMS' trust credentials.
• 4: The ITS Object shall provide a mechanism for on-board applications to digitally sign messages using keys secured by the CCMS' trust authority.
• 5: The ITS Object shall provide a mechanism for on-board applications to authenticate messages secured by the CCMS' trust authority.
• 6: The ITS Object shall provide a mechanism for on-board applications to encrypt messages using keys secured by the CCMS' trust authority.
• 7: The ITS Object shall provide a mechanism for on-board applications to decrypt messages using keys secured by the CCMS' trust authority.
• 8: The ITS Object shall obtain a list of revoked credentials from the CCMS.
• 9: The ITS Object shall make the list of revoked credentials available to on-board applications.


• Hillsborough County CAV Field Equipment - RSE Device Management
• 1: The field element shall monitor the operational status (state of the device, configuration, and fault data) of connected sensors (such as traffic, infrastructure, environmental, security, speed) and devices (such as highway advisory radio, dynamic message signs, automated roadway treatment systems, barrier and safeguard systems, cameras, traffic signals, ramp meters, short range communications equipment, security surveillance equipment).
• 10: The field element shall implement configuration commands received from authorized Field Support Equipment.
• 2: The field element shall send operational status of connected field equipment to the maintenance center.
• 3: The field element shall send collected fault data to the maintenance center for repair.
• 4: The field element shall include a local interface that provides operational status and fault data for connected field equipment to field personnel.
• 5: The field element shall include a local interface that allows field personnel to command diagnostic tests on connected field equipment.
• 6: The field element shall provide operational status information to the Service Monitor.
• 7: The field element shall implement configuration commands received from an authorized Center.
• 8: The field element shall implement operational status commands received from an authorized Center.
• 9: The field element shall implement operational status commands received from authorized Field Support Equipment.


• Hillsborough County CAV Field Equipment - RSE Intersection Management
• 1: The field element shall communicate with passing vehicles to provide the current signal phase and timing information for all lanes and approaches at a signalized intersection.


• Hillsborough County CAV Field Equipment - RSE Map Management
• 1: The field element shall collect broadcasted vehicle location and motion information.
• 10: The field element shall provide intersection geometry updates to proximate Vehicles.
• 11: The field element shall provide parking facility geometry information to proximate Personal devices.
• 12: The field element shall provide roadway geometry updates to proximate Vehicles.
• 2: The field element shall aggregate vehicle location data.
• 3: The field element shall provide roadway geometry update information to proximate Vehicles.
• 5: The field element shall provide intersection geometry update information to proximate Vehicles.
• 7: The field element shall provide intersection geometry update information to proximate Personal devices.
• 8: The field element shall provide vehicle location data to Centers.
• 9: The field element shall provide basemap updates to proximate Vehicles.


• Hillsborough County CAV Field Equipment - RSE Situation Monitoring
• 1: The field element shall collect traffic-related data including snapshots of measured speed and heading and events including starts and stops, speed changes, and other vehicle control from vehicles.
• 2: The field element shall provide vehicle situation data to a center for archival.
• 3: The field element shall provide data collection parameters to vehicles.


• Hillsborough County CAV Field Equipment - RSE Traffic Monitoring
• 1: The field element shall communicate with on-board equipment on passing vehicles to collect current vehicle position, speed, and heading and a record of previous events (e.g., starts and stops, link travel times) that can be used to determine current traffic conditions.
• 2: The field element shall aggregate and forward collected probe information to the center.
• 3: The field element shall aggregate and forward collected probe information to other field elements.


• Hillsborough County Field Equipment - Roadway Basic Surveillance
• 1: The field element shall collect, process, digitize, and send traffic sensor data (speed, volume, and occupancy) to the center for further analysis and storage, under center control.
• 2: The field element shall collect, process, and send traffic images to the center for further analysis and distribution.


• Hillsborough County Field Equipment - Roadway Signal Control
• 1: The field element shall control traffic signals under center control.
• 10: The field element shall receive request for transit vehicle signal priority.
• 11: The field element shall receive request for commercial vehicle signal priority.
• 14: The field element shall provide data to the Connected Vehicle Roadside Equipment.
• 15: The field element shall receive requests for emergency vehicle signal preemption.
• 6: The field element shall return traffic signal controller operational status to the center.
• 9: The field element shall report current intersection signal timing information to roadside equipment for transmission to connected vehicles.


• Hillsborough County Field Equipment - Roadway Traffic Information Dissemination
• 1: The field element shall include dynamic message signs for dissemination of traffic and other information to drivers, under center control; the DMS may be either those that display variable text messages, or those that have fixed format display(s) (e.g. vehicle restrictions, or lane open/close).


• Hillsborough County Traffic Management Center - TMC Basic Surveillance
• 1: The center shall monitor, analyze, and store traffic sensor data (speed, volume, occupancy) collected from field elements under remote control of the center.
• 2: The center shall monitor, analyze, and distribute traffic images from CCTV systems under remote control of the center.


• Hillsborough County Traffic Management Center - TMC Roadway Equipment Monitoring
• 1: The center shall collect and store sensor (traffic, pedestrian, multimodal crossing) operational status.
• 2: The center shall collect and store CCTV surveillance system (traffic, pedestrian) operational status.
• 3: The center shall collect and store sensor (traffic, pedestrian, multimodal crossing) fault data and send to the maintenance center for repair.


• Hillsborough County Traffic Management Center - TMC Signal Control
• 1: The center shall remotely control traffic signal controllers.
• 10: The center shall adjust signal timing in respond to a signal prioritization, signal preemption, pedestrian call, multi-modal crossing activation, or other requests for right-of-way.
• 6: The center shall implement control plans to coordinate signalized intersections based on data from sensors.


• Hillsborough County Traffic Management Center - TMC Situation Data Management
• 1: The center shall collect traffic probe data from vehicles via roadside field equipment.


• Hillsborough County Traffic Management Center - TMC Traffic Information Dissemination
• 1: The center shall remotely control dynamic messages signs for dissemination of traffic and other information to drivers.

Standards:

• (None-Data) - Secure Internet (ITS)
• US: NTCIP Message Sign - SNMPv3/TLS
• US: NTCIP Signal Priority - SNMPv3/TLS
• US: NTCIP Signal System Masters - SNMPv3/TLS
• US: NTCIP Traffic Signal - SNMPv3/TLS
• US: NTCIP Transportation Sensors - SNMPv3/TLS
• US: NTCIP Video Switches - SNMPv3/TLS

Project Operational Concepts:

Roles and Responsibilities

• Hillsborough County PWD
• Adjust signal-timing patterns in response to incidents.
• Coordinate traffic information and traffic control with the City of Tampa PWD and Pinellas County.
• Coordinate traffic information with FDOT District 7, adjoining counties, and cities in Hillsborough County.
• Obtain traffic images and traffic flow data from Citrus and Hillsborough County CCTVs and field sensors, and maintain operational control of all field equipment.
• Operate traffic signal systems on county-owned arterials.
• Perform maintenance of ITS field equipment owned by the county.
• Perform network surveillance for incident detection and verification, and send traffic/incident information and traffic images to local and county public safety agencies and EOCs.
• Provide emergency signal preemption for local and county fire vehicles.
• Provide incident information to travelers using traffic information devices on county-owned roadways, such as DMS devices and HAR broadcasts, and through local ISPs and Web sites.
• Provide traffic information to travelers using county-owned DMS devices.
• Provide transit signal priority with roadside devices for Hillsborough Area Regional Transit (HART) Authority transit vehicles.