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Augment Roadside Units with More Traditional ITS Technologies to Support Connected Vehicle Applications

The lessons learned and best practices were organized under four categories (procurement, design, installation, and testing) and included the following:  Conduct thorough technical scans to…
Content type
Lesson
Date Posted
11/25/2025
Taxonomy (ARC-IT) Connected Vehicle System Monitoring and Management (SU01), ITS Communications (SU07), Field Equipment Maintenance (SU11)
Geolocation links
Wyoming, United States   |   Tampa, Florida, United States   |   New York City, New York, United States

State Departments of Transportation (DOTs) Realized Tangible Benefits from Tactical Cybersecurity Measures

METHODOLOGY The National Cooperative Highway Research Program report compiled findings from interviews with State DOT executives, cybersecurity personnel, and industry experts, as well as surveys and…
Content type
Benefit
Date Posted
09/26/2025
Taxonomy (ARC-IT) Device Certification and Enrollment (SU09), Center Maintenance (SU10), Remote Access (SU14)
Geolocation links
Nationwide, United States

Sector-Specific Adaptation of Intelligent Transportation Systems Cybersecurity Framework Profile Assisted Agencies in Managing Cybersecurity Risks and Enhancing the Resilience of Transportation Systems.

METHODOLOGY The study employed a stakeholder-driven framework development methodology, based on a series of virtual workshops conducted between September 2021 and October 2022 with stakeholders from…
Content type
Benefit
Date Posted
08/28/2025
Taxonomy (ARC-IT) ITS Communications (SU07)
Geolocation links
Nationwide, United States

Chicago’s Advanced Traffic Management System Upgrades Estimated at $5 Million.

Advanced Traffic Management Systems (ATMS) include hardware and software for collecting, processing, and analyzing real-time and historical traffic information. The first phase of Chicago’s…
Content type
System Cost
Made Public Date
07/30/2025
Taxonomy (ARC-IT) Parking Space Management (PM01), Transit Signal Priority (PT09), Connected Vehicle System Monitoring and Management (SU01), Infrastructure-Based Traffic Surveillance (TM01), Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Chicago, Illinois, United States

Integrate Self-Powered Sensors in Cooperative Intelligent Transportation Systems (C-ITS) to Provide Resilient Transportation Infrastructure Operation.

Integrate self-powered sensors to improve in-vehicle signage, speed limit, and weather condition information in C-ITS. This study concluded that this could be the most feasible option given the…
Content type
Lesson
Date Posted
10/30/2024
Taxonomy (ARC-IT) ITS Communications (SU07), Variable Speed Limits (TM20), Broadcast Traveler Information (TI01), In-Vehicle Signage (TI07)
Geolocation links
Worldwide

Integrate Cooperative Automated Transportation Data with Traditional Sensors for Effective Traffic Management During Low Connected and Automated Vehicle Market Penetration.

Key takeaways from the study are listed below. Integrate CAT data with traditional sensors to provide comprehensive traffic management, particularly during the transition period when CAV market…
Content type
Lesson
Date Posted
09/30/2024
Taxonomy (ARC-IT) Performance Monitoring (DM02), ITS Communications (SU07), Connected Vehicle Traffic Signal System (TM04), Traffic Metering (TM05), Regional Traffic Management (TM07), Traffic Incident Management System (TM08), Speed Harmonization (TM21), Broadcast Traveler Information (TI01), Personalized Traveler Information (TI02), Queue Warning (VS08)
Geolocation links
Los Angeles, California, United States

Connected and Automated Vehicle Data-Enhanced Ramp Metering Simulated on Corridor I-210 Reduced Travel Time by 12 Percent, Speed Variations by Five Percent, and Number of Stops on Mainline by 25 Percent.

METHODOLOGY The case study developed queue-informed and incident-aware enhanced ramp-metering algorithms with CAV data. The former enhanced algorithm employed more accurate on-ramp queue estimations…
Content type
Benefit
Date Posted
09/30/2024
Taxonomy (ARC-IT) Performance Monitoring (DM02), ITS Communications (SU07), Vehicle-Based Traffic Surveillance (TM02), Connected Vehicle Traffic Signal System (TM04), Traffic Metering (TM05), Regional Traffic Management (TM07), Traffic Incident Management System (TM08), Speed Harmonization (TM21), Broadcast Traveler Information (TI01), Queue Warning (VS08)
Geolocation links
Los Angeles, California, United States

Establish Clear Response Times for Routine Maintenance Problems of Roadside Units in Connected Vehicle Pilot Deployments.

Establish clear response times for routine maintenance problems of RSUs in CAV pilot deployment.  This study, for instance, found that minor problems were diagnosed/resolved by agency staff…
Content type
Lesson
Date Posted
09/27/2024
Taxonomy (ARC-IT) Roadway Maintenance and Construction (MC05), Connected Vehicle System Monitoring and Management (SU01), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Nationwide, United States
ITS Deployment Evaluation

1200 New Jersey Avenue, SE
Washington, DC 20590

its.dot.gov

U.S. Department of Transportation Office of the Assistant Secretary for Research and Technology (OST-R)
 
 
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