BayJax Smart and Connected Signals Project

Project Description: BayJax Smart and Connected Signals: Connected vehicle and signal technologies will improve travel times, reliability and safety for vehicles and pedestrians in the corridor. These technologies include connected vehicle communications, video surveillance, transit signal priority and Bluetooth data collection.

Project Status: Planned

Project Stakeholders:

• City of Jacksonville Traffic Engineering Division
• FDOT CO
• Jacksonville Transportation Authority
• Travelers

Project Service Packages:

• TM01: Infrastructure-Based Traffic Surveillance (Jacksonville Traffic Management Center)
• PT09: Transit Signal Priority (JTA CV Priority)
• TM04: Connected Vehicle Traffic Signal System (BayJax)
• SU08: Security and Credentials Management (BayJax Smart and Connected Signals)
• SU04: Map Management (BayJax Smart and Connected Signals)
• SU09: Device Certification and Enrollment (BayJax Smart and Connected Signals)

Project Information Flows:

Information Flow	Source Element	Destination Element	Status
communications signature	Vehicles	City of Jacksonville Field Equipment	Planned
conflict monitor status	City of Jacksonville Field Equipment	City of Jacksonville CAV Field Equipment	Planned
current infrastructure restrictions	City of Jacksonville Traffic Management Center	CAV-ITS Map Update System	Planned
device enrollment information	City of Jacksonville CAV Field Equipment	FDOT SCMS	Planned
device enrollment information	Jacksonville Transit Vehicles	FDOT SCMS	Planned
device enrollment information	Vehicles	FDOT SCMS	Planned
enrollment credentials	FDOT SCMS	City of Jacksonville CAV Field Equipment	Planned
enrollment credentials	FDOT SCMS	Jacksonville Transit Vehicles	Planned
enrollment credentials	FDOT SCMS	Vehicles	Planned
intersection control status	City of Jacksonville Field Equipment	City of Jacksonville CAV Field Equipment	Planned
intersection geometry	CAV-ITS Map Update System	City of Jacksonville CAV Field Equipment	Planned
intersection geometry	CAV-ITS Map Update System	City of Jacksonville Traffic Management Center	Planned
intersection geometry	CAV-ITS Map Update System	Vehicles	Planned
intersection geometry	City of Jacksonville CAV Field Equipment	Jacksonville Transit Vehicles	Planned
intersection geometry	City of Jacksonville CAV Field Equipment	Vehicles	Planned
intersection management application info	City of Jacksonville Traffic Management Center	City of Jacksonville CAV Field Equipment	Planned
intersection management application status	City of Jacksonville CAV Field Equipment	City of Jacksonville Traffic Management Center	Planned
intersection status	City of Jacksonville CAV Field Equipment	Jacksonville Transit Vehicles	Planned
intersection status	City of Jacksonville CAV Field Equipment	Vehicles	Planned
intersection status monitoring	City of Jacksonville CAV Field Equipment	City of Jacksonville Field Equipment	Planned
local signal priority request	Jacksonville Transit Vehicles	City of Jacksonville CAV Field Equipment	Planned
map update notification	City of Jacksonville Traffic Management Center	CAV-ITS Map Update System	Planned
map updates	CAV-ITS Map Update System	City of Jacksonville CAV Field Equipment	Planned
map updates	CAV-ITS Map Update System	City of Jacksonville Traffic Management Center	Planned
map updates	CAV-ITS Map Update System	Vehicles	Planned
map updates	City of Jacksonville CAV Field Equipment	Vehicles	Planned
misbehavior report	Jacksonville Transit Vehicles	FDOT SCMS	Planned
misbehavior report	Vehicles	FDOT SCMS	Planned
parking facility geometry	CAV-ITS Map Update System	City of Jacksonville CAV Field Equipment	Planned
parking facility geometry	CAV-ITS Map Update System	Vehicles	Planned
parking facility geometry	City of Jacksonville CAV Field Equipment	Vehicles	Planned
right-of-way request notification	City of Jacksonville Field Equipment	City of Jacksonville Traffic Management Center	Planned
roadway geometry	CAV-ITS Map Update System	City of Jacksonville CAV Field Equipment	Planned
roadway geometry	CAV-ITS Map Update System	Vehicles	Planned
roadway geometry	City of Jacksonville CAV Field Equipment	Vehicles	Planned
security credential revocations	FDOT SCMS	Jacksonville Transit Vehicles	Planned
security credential revocations	FDOT SCMS	Vehicles	Planned
security credentials	FDOT SCMS	Jacksonville Transit Vehicles	Planned
security credentials	FDOT SCMS	Vehicles	Planned
security policy and networking information	FDOT SCMS	City of Jacksonville CAV Field Equipment	Planned
security policy and networking information	FDOT SCMS	Jacksonville Transit Vehicles	Planned
security policy and networking information	FDOT SCMS	Vehicles	Planned
signal control commands	City of Jacksonville Traffic Management Center	City of Jacksonville Field Equipment	Planned
signal control device configuration	City of Jacksonville Traffic Management Center	City of Jacksonville Field Equipment	Planned
signal control plans	City of Jacksonville Traffic Management Center	City of Jacksonville Field Equipment	Planned
signal control status	City of Jacksonville Field Equipment	City of Jacksonville Traffic Management Center	Planned
signal fault data	City of Jacksonville Field Equipment	City of Jacksonville Traffic Management Center	Planned
signal priority service request	City of Jacksonville CAV Field Equipment	City of Jacksonville Field Equipment	Planned
signal priority status	City of Jacksonville CAV Field Equipment	Jacksonville Transit Vehicles	Planned
signal service request	City of Jacksonville CAV Field Equipment	City of Jacksonville Field Equipment	Planned
signal system configuration	City of Jacksonville Traffic Management Center	City of Jacksonville Field Equipment	Planned
traffic detector control	City of Jacksonville Traffic Management Center	City of Jacksonville Field Equipment	Planned
traffic detector data	City of Jacksonville Field Equipment	City of Jacksonville Traffic Management Center	Planned
traffic situation data	City of Jacksonville CAV Field Equipment	City of Jacksonville Field Equipment	Planned
traffic situation data	City of Jacksonville CAV Field Equipment	City of Jacksonville Traffic Management Center	Planned
vehicle location and motion	Jacksonville Transit Vehicles	City of Jacksonville CAV Field Equipment	Planned
vehicle location and motion for mapping	Vehicles	CAV-ITS Map Update System	Planned
vehicle location and motion for surveillance	Vehicles	City of Jacksonville CAV Field Equipment	Planned
vehicle location data for mapping	City of Jacksonville CAV Field Equipment	CAV-ITS Map Update System	Planned
vehicle situation data	Vehicles	City of Jacksonville CAV Field Equipment	Planned
vehicle situation data parameters	City of Jacksonville CAV Field Equipment	Vehicles	Planned

Project Functional Requirements (Element - Functional Object):

• CAV-ITS Map Update System - Map Management
• 4: The Center shall collect updates to intersection geometry from other Centers.
• 5: The Center shall provide basemap updates to other Centers.
• 13: The Center shall provide intersection geometry updates to other Centers.
• 18: The Center shall provide intersection geometry updates to Connected Vehicle Roadside Equipment.
• 19: The Center shall provide roadway geometry updates to Connected Vehicle Roadside Equipment.
• 21: The Center shall provide intersection geometry updates to Vehicles.
• 22: The Center shall provide basemap updates to Vehicles.
• 23: The Center shall provide parking facility geometry information to Vehicles.


• City of Jacksonville CAV Field Equipment - RSE Intersection Management
• 3: The field element shall send the infrastructure application status to the operations center.
• 5: The field element shall receive transit signal priority requests from transit vehicles and forward to the traffic signal controller.
• 7: The field element shall determine when special vehicles requesting preemption or priority at a signal are authorized to do so based on their digital credentials.
• 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.


• City of Jacksonville 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.
• 5: The field element shall provide collected vehicle situation and local sensor data to data distribution centers.


• City of Jacksonville 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.


• City of Jacksonville 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.
• 4: The field element shall return sensor and CCTV system operational status to the controlling center.
• 5: The field element shall return sensor and CCTV system fault data to the controlling center for repair.


• City of Jacksonville 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.


• City of Jacksonville Field Equipment - Roadway Passive Monitoring
• 1: The field element shall collect, process, and send data to the center to uniquely identify passing vehicles in order to support travel time measurement


• City of Jacksonville Field Equipment - Roadway Signal Control
• 1: The field element shall control traffic signals under center control.
• 2: The field element shall respond to pedestrian crossing requests by accommodating the pedestrian crossing.
• 3: The field element shall provide the capability to notify the traffic management center of pedestrian calls and pedestrian accommodations.
• 4: The field element shall report the current signal control information to the center.
• 5: The field element shall report current preemption status 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.
• 8: The field element shall report current transit priority status to the center.
• 10: The field element shall receive request for transit vehicle signal priority.
• 16: The field element shall provide data to the Connected Vehicle Roadside Equipment.
• 17: The field element shall receive requests for signal preemption.


• City of Jacksonville Field Equipment - RSE Intersection Management
• 3: The field element shall send the infrastructure application status to the operations center.
• 5: The field element shall receive transit signal priority requests from transit vehicles and forward to the traffic signal controller.
• 7: The field element shall determine when special vehicles requesting preemption or priority at a signal are authorized to do so based on their digital credentials.


• City of Jacksonville 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.
• 5: The center shall respond to control data from center personnel regarding sensor and surveillance data collection, analysis, storage, and distribution.
• 6: The center shall maintain a database of surveillance equipment and sensors and associated data (including the roadway on which they are located, the type of data collected, and the ownership of each).
• 7: The center shall remotely control devices to detect traffic.


• City of Jacksonville Traffic Management Center - TMC Passive Surveillance
• 1: The center shall collect time stamped vehicle identities from field equipment.
• 2: The center shall correlate the time stamped vehicle identities in order to calculate link travel times and derive other traffic measures.


• City of Jacksonville 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.
• 4: The center shall collect and store CCTV surveillance system (traffic, pedestrian) fault data send to the maintenance center for repair.


• City of Jacksonville Traffic Management Center - TMC Signal Control
• 1: The center shall remotely control traffic signal controllers.
• 2: The center shall accept notifications of pedestrian calls.
• 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.
• 7: The center shall manage boundaries of the control sections used within the signal system.
• 8: The center shall maintain traffic signal coordination including synchronizing clocks throughout the system.
• 9: The center shall implement control plans to coordinate signalized intersections based on data from sensors and connected vehicles.
• 10: The center shall adjust signal timing in response to a signal prioritization, signal preemption, pedestrian call, multi-modal crossing activation, or other requests for right-of-way.
• 12: The center shall adjust signal timing in respond to traffic and environmental parameters at each intersection in real time and adapts so that the traffic network is optimized using available green time to serve the actual traffic demands while minimizing the environmental impact.
• 13: The center shall process collected traffic and environmental data from sensors and connected vehicles.
• 15: The center shall monitor, analyze, and store traffic sensor data (speed, volume, occupancy) collected from field elements at or near signalized intersections.
• 17: The center shall remotely control devices to detect traffic in the vicinity of traffic signals.


• 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.
• 4: The Center shall coordinate the distribution of credentials with other Centers.
• 5: The Center shall store credential identifiers using facilities that are independently owned and operated from one another.
• 6: The Center shall provide Vehicle pseudonymous credentials in response to valid Vehicle pseudonym requests.
• 8: The Center shall provide Center pseudonymous credentials in response to valid Center pseudonym requests.
• 9: The Center shall provide Connected Vehicle Roadside Equipment pseudonymous credentials in response to valid Connected Vehicle Roadside Equipment pseudonym requests.


• FDOT SCMS - CCMS Misbehavior Reporting and Action
• 1: The Center shall accept misbehavior reports from ITS Objects.
• 2: The Center shall analyze misbehavior reports.
• 3: The Center shall coordinate misbehavior analysis with other Centers.


• 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.
• 2: The Center shall provide to ITS Objects a list of credentials whose trust as been revoked.


• Jacksonville Transit Vehicles - 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.
• 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.
• 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.


• Jacksonville Transit Vehicles - Transit Vehicle Signal Priority
• 1: The transit vehicle shall determine the schedule deviation and estimated times of arrival (ETA) at transit stops.
• 2: The transit vehicle shall send priority requests to traffic signal controllers at intersections, pedestrian crossings, and multimodal crossings on the roads (surface streets) and freeway (ramp controls) network that enable a transit vehicle schedule deviation to be corrected.


• Vehicles - ITS Management Support
• 3: The ITS Object shall obtain network addresses from the Object Registration and Discovery Service.


• Vehicles - 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.
• 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.
• 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.


• Vehicles - Vehicle Basic Safety Communication
• 2: The vehicle shall provide its location with lane-level accuracy to on-board applications.
• 3: The vehicle shall provide its location with road-level accuracy to on-board applications.
• 4: The vehicle shall collect road condition data from other vehicles.
• 5: The vehicle shall calculate vehicle paths in order to determine if an impending collision is detected.
• 6: The vehicle shall exchange location and motion information with roadside equipment and nearby vehicles.
• 7: The vehicle shall receive warnings, informational road signs, traffic meters, and signals provided by infrastructure devices.


• Vehicles - 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.
• 6: The vehicle shall provide to the driver a warning if it looks like the vehicle will go through the intersection after the signal has turned red.


• Vehicles - 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.
• 4: The vehicle shall provide traffic-related data including snapshots of measured speed and heading and events including starts and stops, speed changes, and other vehicle control from vehicle.
• 5: The Vehicle shall provide data to Centers in accordance with data collection parameters provided by Centers/Connected Vehicle Roadside Equipment.
• 6: The Vehicle shall provide data to Connected Vehicle Roadside Equipment. in accordance with data collection parameters provided by Centers/Connected Vehicle Roadside Equipment.

Standards:

• (Data Not Needed) - Bluetooth
• (None-Data) - Secure Internet (ITS)
• (None-Data) - Secure Wireless Internet (ITS)
• (None-Data) - WAVE WSMP
• US: Device enrollment - Secure 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 Basic Safety Messages - WAVE WSMP
• US: SAE Lane-Level Mapping - Secure Internet (ITS)
• US: SAE Lane-Level Mapping - Secure Wireless Internet (ITS)
• US: SAE Lane-Level Mapping - WAVE WSMP
• US: SAE Other J2735 - Secure Internet (ITS)
• US: SAE Other J2735 - Secure Wireless Internet (ITS)
• US: SAE Other J2735 - WAVE TCP
• US: SAE Other J2735 - WAVE WSMP
• US: SAE Signal Control Messages - WAVE WSMP
• US: SAE Signal Preemption - WAVE TCP
• US: Security Credentials - Secure Internet (ITS)
• US: WZDx - Secure Internet (ITS)

Project Operational Concepts:

Roles and Responsibilities

• FDOT CO
• Enables trusted communications between mobile devices and other mobile devices, roadside devices, and centers and protect data they handle from unauthorized access.
• Supports connected and autonomous vehicle operations.
• The SCMS provides secure certificates to users within the CAV environment.


• City of Jacksonville Traffic Engineering Division
• Collect traffic data using connect vehicle roadside equipment.
• Distribute collected traffic data to other transportation agencies.
• Operate and maintain connected vehicle equipment along the roadway.
• Operate and maintain smart traffic signals.
• Provide signal priority to transit vehicles.


• Jacksonville Transportation Authority
• Install and maintain signal priority equipment on transit vehicles.