Lake County CV Smart Signal and VZERO Projects

Project Description: The Lake County CV Smart Signal and VZERO projects will deploy connected vehicle (CV) roadside units (RSUs) and smart/advanced traffic signal equipment at 10 signalized intersections along SR 50 in Lake County to improve safety and mobility on state roadways.

Project Status: Planned

Project Stakeholders:

• Counties and Cities
• FDOT CO
• FDOT District 5
• Lake County
• Travelers

Project Service Packages:

• SU04: Map Management (Lake County CV Smart Signal and VZERO Projects)
• SU08: Security and Credentials Management (Lake County CV Smart Signal and VZERO Projects)
• TI01: Broadcast Traveler Information (Lake County CV Smart Signal and VZERO Projects)
• TM04: Connected Vehicle Traffic Signal System (Lake County CV Smart Signal and VZERO Projects)

Project Information Flows:

Information Flow	Source Element	Destination Element	Status
conflict monitor status	Lake County Field Equipment	Lake County CAV Field Equipment	Planned
incident information	FDOT District 5 RTMC	Lake County TMC	Existing
incident information	Lake County TMC	FDOT District 5 RTMC	Existing
incident information for public	Lake County TMC	County and City Public Information System	Planned
intersection control status	Lake County Field Equipment	Lake County CAV Field Equipment	Planned
intersection geometry	CAV-ITS Map Update System	Lake County CAV Field Equipment	Planned
intersection geometry	CAV-ITS Map Update System	Lake County TMC	Planned
intersection geometry	CAV-ITS Map Update System	Vehicle	Planned
intersection geometry	Lake County CAV Field Equipment	Vehicle	Planned
intersection management application info	Lake County TMC	Lake County CAV Field Equipment	Planned
intersection management application status	Lake County CAV Field Equipment	FDOT District 5 RTMC	Planned
intersection management application status	Lake County CAV Field Equipment	Lake County TMC	Planned
intersection status	County and City Public Information System	Vehicle	Planned
intersection status	FDOT District 5 RTMC	Vehicle	Planned
intersection status	Lake County CAV Field Equipment	Vehicle	Planned
intersection status	Lake County TMC	County and City Public Information System	Planned
intersection status	Lake County TMC	FDOT District 5 RTMC	Existing
intersection status monitoring	Lake County CAV Field Equipment	Lake County Field Equipment	Planned
map update notification	Lake County TMC	CAV-ITS Map Update System	Planned
map updates	CAV-ITS Map Update System	Lake County CAV Field Equipment	Planned
map updates	CAV-ITS Map Update System	Lake County TMC	Planned
map updates	CAV-ITS Map Update System	Vehicle	Planned
map updates	Lake County CAV Field Equipment	Vehicle	Planned
misbehavior report	Lake County CAV Field Equipment	FDOT SCMS	Planned
misbehavior report	Vehicle	FDOT SCMS	Planned
right-of-way request notification	Lake County Field Equipment	FDOT District 5 RTMC	Existing
right-of-way request notification	Lake County Field Equipment	Lake County TMC	Existing
road network conditions	FDOT District 5 RTMC	Lake County TMC	Existing
road network conditions	Lake County TMC	County and City Public Information System	Planned
road network conditions	Lake County TMC	FDOT District 5 RTMC	Existing
roadway geometry	CAV-ITS Map Update System	Lake County CAV Field Equipment	Planned
roadway geometry	CAV-ITS Map Update System	Vehicle	Planned
roadway geometry	Lake County CAV Field Equipment	Vehicle	Planned
security credential revocations	FDOT SCMS	Lake County CAV Field Equipment	Planned
security credential revocations	FDOT SCMS	Vehicle	Planned
security credentials	FDOT SCMS	Lake County CAV Field Equipment	Planned
security credentials	FDOT SCMS	Vehicle	Planned
security policy and networking information	FDOT SCMS	Lake County CAV Field Equipment	Planned
security policy and networking information	FDOT SCMS	Vehicle	Planned
signal control commands	FDOT District 5 RTMC	Lake County Field Equipment	Existing
signal control commands	Lake County TMC	Lake County Field Equipment	Existing
signal control device configuration	FDOT District 5 RTMC	Lake County Field Equipment	Existing
signal control device configuration	Lake County TMC	Lake County Field Equipment	Existing
signal control plans	FDOT District 5 RTMC	Lake County Field Equipment	Existing
signal control plans	Lake County TMC	Lake County Field Equipment	Existing
signal control status	Lake County Field Equipment	FDOT District 5 RTMC	Existing
signal control status	Lake County Field Equipment	Lake County TMC	Existing
signal fault data	Lake County Field Equipment	FDOT District 5 RTMC	Existing
signal fault data	Lake County Field Equipment	Lake County TMC	Existing
signal service request	Lake County CAV Field Equipment	Lake County Field Equipment	Planned
signal system configuration	FDOT District 5 RTMC	Lake County Field Equipment	Existing
signal system configuration	Lake County TMC	Lake County Field Equipment	Existing
traffic control information	Lake County TMC	County and City Public Information System	Planned
traffic detector control	FDOT District 5 RTMC	Lake County Field Equipment	Existing
traffic detector control	Lake County TMC	Lake County Field Equipment	Existing
traffic detector data	Lake County Field Equipment	FDOT District 5 RTMC	Existing
traffic detector data	Lake County Field Equipment	Lake County TMC	Existing
traffic situation data	Lake County CAV Field Equipment	FDOT District 5 RTMC	Planned
traffic situation data	Lake County CAV Field Equipment	Lake County Field Equipment	Planned
traffic situation data	Lake County CAV Field Equipment	Lake County TMC	Planned
traveler information application info	FDOT District 5 RTMC	Lake County CAV Field Equipment	Planned
vehicle location and motion	Vehicle	Lake County CAV Field Equipment	Planned
vehicle location and motion for mapping	Vehicle	CAV-ITS Map Update System	Planned
vehicle location and motion for surveillance	Vehicle	Lake County CAV Field Equipment	Planned
vehicle location data for mapping	Lake County CAV Field Equipment	CAV-ITS Map Update System	Planned
vehicle situation data	Vehicle	Lake County CAV Field Equipment	Planned
vehicle situation data parameters	Lake County CAV Field Equipment	Vehicle	Planned

Project Functional Requirements (Element - Functional Object):

• CAV-ITS Map Update System - Map Management
• 1: The Center shall collect Vehicle location information from Vehicles.
• 4: The Center shall collect updates to intersection geometry from other Centers.
• 5: The Center shall provide basemap updates to other Centers.
• 7: The Center shall collect vehicle location information from the Connected Vehicle Roadside Equipment.


• County and City Public Information System - TIC Connected Vehicle Traveler Info Distribution
• 1: The center shall collect traveler information for distribution including traffic and road conditions, incident information, maintenance and construction information, event information, transit information, parking information, and weather information.


• County and City Public Information System - TIC Data Collection
• 1: The center shall collect, process, and store traffic and highway condition information, including incident information, detours and road closures, event information, recommended routes, and current speeds on specific routes.


• County and City Public Information System - TIC Traffic Control Dissemination
• 1: The center shall provide intersection status, lane control information, and other real time traffic control related information to vehicles.


• County and City Public Information System - TIC Traveler Information Broadcast
• 1: The center shall disseminate traffic and highway condition information to travelers, including incident information, detours and road closures, event information, recommended routes, and current speeds on specific routes.
• 7: The center shall disseminate event information to travelers.
• 9: The center shall provide traffic and incident data to the media.


• FDOT District 5 RTMC - TIC Traffic Control Dissemination
• 2: The center shall collect traffic control information from Traffic Management Center.


• FDOT District 5 RTMC - 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.
• 7: The center shall remotely control devices to detect traffic.


• FDOT District 5 RTMC - TMC Roadway Equipment Monitoring
• 1: The center shall collect and store sensor (traffic, pedestrian, multimodal crossing) operational status.


• FDOT District 5 RTMC - TMC Signal Control
• 1: The center shall remotely control traffic signal controllers.
• 3: The center shall collect traffic signal controller operational status and compare against the control information sent by the center.
• 4: The center shall collect traffic signal controller fault data from the field.
• 9: The center shall implement control plans to coordinate signalized intersections based on data from sensors and connected vehicles.


• FDOT SCMS - CCMS Authorization
• 1: The Center shall generate credential identifiers using facilities that are independently owned and operated from one another.
• 2: The Center shall assign two or more non-unique identifiers, that when combined are unique, to each credential it distributes.
• 3: The Center shall verify information received in pseudonym requests.
• 6: The Center shall provide Vehicle pseudonymous credentials in response to valid Vehicle pseudonym requests.


• FDOT SCMS - CCMS Misbehavior Reporting and Action
• 1: The Center shall accept misbehavior reports from ITS Objects.


• FDOT SCMS - CCMS Provisioning
• 1: The Center shall provide security and regulatory policy information to ITS Objects.
• 2: The Center shall provide its credentials information to ITS Objects.
• 3: The Center shall provide the operator with mechanisms for monitoring the status of all credential-granting activities without compromising any other requirement.


• FDOT SCMS - CCMS Revocation
• 1: The Center shall place certificates on the revocation list of those certificates that are associated with misbehavior.


• Lake County CAV Field Equipment - ITS Management Support
• 6: The ITS Object shall acquire regulatory information relevant to the operation of the ITS Object from the CCMS.


• Lake 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).
• 2: The ITS Object shall request enrollment credentials from the CCMS.
• 3: The ITS Object shall obtain the CCMS' trust credentials.


• Lake 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.
• 3: The field element shall send the infrastructure application status to the operations center.
• 8: The field element shall send a signal service request to the traffic signal controller when its application status determines the need for a signal change.
• 9: The field element shall collect current signal phase and timing data from the traffic signal controller.


• Lake County CAV Field Equipment - RSE Map Management
• 10: The field element shall provide intersection geometry updates to proximate Vehicles.
• 5: The field element shall provide intersection geometry update information to proximate Vehicles.
• 6: The field element shall provide basemap update information to proximate Vehicles.
• 9: The field element shall provide basemap updates to proximate Vehicles.


• Lake 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.


• Lake 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.


• Lake 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.
• 4: The field element shall return sensor and CCTV system operational status to the controlling center.


• Lake County Field Equipment - Roadway Field Management Station Operation
• 1: The field element shall accept configuration information from the center.
• 2: The field element shall pass data provided by the center to local field devices and report data from the field devices back to the center.


• Lake County Field Equipment - Roadway Signal Control
• 1: The field element shall control traffic signals under center control.
• 14: The field element shall provide data to the Connected Vehicle Roadside Equipment.
• 4: The field element shall report the current signal control information to the center.
• 6: The field element shall return traffic signal controller operational status to the center.
• 7: The field element shall return traffic signal controller fault data to the center.
• 9: The field element shall report current intersection signal timing information to roadside equipment for transmission to connected vehicles.


• Lake County TMC - 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.
• 4: The center shall distribute road network conditions data (raw or processed) based on collected and analyzed traffic sensor and surveillance data to other centers.


• Lake County TMC - TMC Roadway Equipment Monitoring
• 1: The center shall collect and store sensor (traffic, pedestrian, multimodal crossing) operational status.
• 3: The center shall collect and store sensor (traffic, pedestrian, multimodal crossing) fault data and send to the maintenance center for repair.


• Lake County TMC - TMC Signal Control
• 1: The center shall remotely control traffic signal controllers.
• 3: The center shall collect traffic signal controller operational status and compare against the control information sent by the center.
• 4: The center shall collect traffic signal controller fault data from the field.
• 5: The center shall manage (define, store and modify) control plans to coordinate signalized intersections, to be engaged at the direction of center personnel or according to a daily schedule.
• 6: The center shall implement control plans to coordinate signalized intersections based on data from sensors.
• 9: The center shall implement control plans to coordinate signalized intersections based on data from sensors and connected vehicles.


• Vehicle - Vehicle Basic Safety Communication
• 1: The vehicle shall collect location and motion data from the vehicle platform.
• 2: The vehicle shall provide its location with lane-level accuracy to on-board applications.


• Vehicle - Vehicle Intersection Warning
• 1: Vehicle shall provide vehicle path information to identify if vehicle is performing an unpermitted movement at an intersection such as a stop sign violation or running a red light.
• 2: Vehicle shall provide data describing the vehicle's location in three dimensions, heading, speed, acceleration, braking status, and size.
• 3: The vehicle shall receive intersection signal timing information in order for the vehicle to determine if it will safely cross the intersection given its current location and speed.
• 4: The vehicle shall be capable of providing warnings to the driver based upon information received regarding pedestrians, cyclists, and other non-motorized users that are sharing the roadway with the vehicle.
• 5: The vehicle shall receive warning from the infrastructure if an intersection violation appears to be imminent.


• Vehicle - Vehicle Map Management
• 1: The Vehicle shall make basemap, roadway geometry, intersection geometry and parking facility geometry information available to other onboard vehicle applications.
• 3: The Vehicle shall obtain roadway geometry update information from proximate Connected Vehicle Roadside Equipment.
• 4: The Vehicle shall obtain intersection geometry update information from proximate Connected Vehicle Roadside Equipment.


• Vehicle - Vehicle Situation Data Monitoring
• 1: The Vehicle shall obtain data collection parameters from Connected Vehicle Roadside Equipment.
• 2: The Vehicle shall collect data collection parameters from Centers.
• 3: The vehicle shall collect location and motion data from the vehicle platform.

Standards:

• (None-Data) - LTE-V2X WSMP
• (None-Data) - Secure Internet (ITS)
• (None-Data) - Secure Wireless Internet (ITS)
• US: Misbehavior reporting - Secure Internet (ITS)
• 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: SAE Lane-Level Mapping - LTE-V2X WSMP
• US: SAE Lane-Level Mapping - Secure Internet (ITS)
• US: SAE Lane-Level Mapping - Secure Wireless Internet (ITS)
• US: SAE LTE-V2X BSM - LTE-V2X WSMP
• US: SAE Other J2735 - LTE-V2X TCP
• US: SAE Other J2735 - LTE-V2X WSMP
• US: SAE Other J2735 - Secure Internet (ITS)
• US: SAE Other J2735 - Secure Wireless Internet (ITS)
• US: SAE Other J2735 - Wide Area Broadcast
• US: SAE Signal Control Messages - LTE-V2X WSMP
• US: Security Credentials - Secure Internet (ITS)
• US: TMDD - NTCIP Messaging

Project Operational Concepts:

Roles and Responsibilities

• Travelers
• Enable bluetooth device.
• Load intersection safety application on mobile device.


• FDOT CO
• Provide Authorization, SCMS and Map services to Cities and Counties in the FDOT District 5 region.
• Provide CAV secure infrastructure for vehicle safety.
• Provide connected vehicle security, map and monitoring services.


• Counties and Cities
• Provide traffic information to travelers using private companies; the county and city public information systems; and the media.


• FDOT District 5
• Coordinate traffic information and traffic control with Cities and Counties in FDOT District 5 Region.
• Coordinate traffic information and traffic control with the Advanced Traffic Management Systems (ATMS) managing traffic signals in the Counties and Cities in the FDOT District 5 area.


• Lake County
• Coordinate traffic information and traffic control with the FDOT District 5 RTMC.
• Obtain traffic images and traffic flow data from CCTVs and field sensors, and maintain operational control of its own field equipment.
• Operate traffic signal systems, including CCTVs, signals, and sensors, for Lake County.
• Provide traffic information to travelers using private companies; county and city public information systems; and the media.
• Provide travelers with Signal Phase and Timing (SPaT) information using connected V2I roadside equipment.