Palm Beach County Traffic Signal Data Dissemination

Project Description: This project provides traffic signal data to private traffic signal prediction services.

Project Status: On-going

Project Stakeholders:

• Palm Beach County Engineering Department
• Private Traffic Signal Prediction Service Provider
• Travelers

Project Service Packages:

• TM04: Connected Vehicle Traffic Signal System (Palm Beach County Traffic Signal Data Dissemination)

Project Information Flows:

Information Flow	Source Element	Destination Element	Status
intersection status	Palm Beach County TMC	Private Traffic Signal Prediction Service	On-going

Project Functional Requirements (Element - Functional Object):

• Palm Beach County TMC - TMC Traffic Information Dissemination
• 10: The center shall provide traffic information in both data stream and graphical display.


• Private Traffic Signal Prediction Service - TIC Traffic Control Dissemination
• 3: The center shall provide real time signal phase and timing information for all lanes at a signalized intersection to vehicle.


• Vehicles - Vehicle Intersection Warning
• 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.

Standards:

• US: SAE Other J2735 - Secure Internet (ITS)

Project Operational Concepts:

Roles and Responsibilities

• Travelers
• Install and operate invehicle CAV equipment.


• Palm Beach County Engineering Department
• Operate traffic signal systems on county-owned arterials, as well as some municipal arterials.


• Private Traffic Signal Prediction Service Provider
• Collect traffic signal system data.
• Disseminate signal phase and timing metrics to in-vehicle and mobile devices.
• Generate traffic signal phase and timing metrics.