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European Study on Cooperative Intelligent Transport Systems (C-ITS) Estimated a Safety Benefit of 3,932 to 8,774 Avoided Deaths Across the European Union by 2040.

METHODOLOGY The three different communication solutions considered in this study to assess the potential benefits from the two use cases were specifically: (1) LTE-PC5: Communication solution that…
Content type
Benefit
Date Posted
10/30/2023
Taxonomy (ARC-IT) Vulnerable Road User Safety (VS12), Intersection Safety Warning and Collision Avoidance (VS13)
Geolocation links
European Union

A Simulation Study Estimates That Communications between Vehicles and Vulnerable Road Users Could Potentially Reduce 97 Percent of Crashes Where Vehicles Are Turning into the Path of a Pedestrian or Bicyclist.

Methodology Crash data from 20 cities with high crash rankings (provided by the California Office of Traffic Safety) were compiled using a five-year (2014-2018) statewide dataset from the California…
Content type
Benefit
Date Posted
10/31/2022
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Vulnerable Road User Safety (VS12)
Geolocation links
Statewide, California, United States

A Driver Simulator Study on a Smartphone Based Pedestrian-to-Vehicle Warning Technology Demonstrated That Providing Additional Distance Information Leads to Improved Safety and Driving Performance.

Provide additional distance information to improve driving comfort. This study tested whether adding the distance indicator and the color of the warning icon, which would be changed according to…
Content type
Lesson
Date Posted
05/31/2022
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), Vulnerable Road User Safety (VS12)
Geolocation links
Florida, United States

A Road-Crossing Guidance Smartphone Application Study Suggests Using Permissive Alerts to Help Older Adults Avoid Missed Opportunities for Crossing.

Use permissive alerts to help older adults avoid missed opportunities for crossing. This study found that participants in the control condition were conservative overall, letting gaps go that were…
Content type
Lesson
Date Posted
02/21/2022
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Vulnerable Road User Safety (VS12)
Geolocation links
Iowa, United States

In Driving Simulator Study, Forward Collision and Pedestrian-to-Vehicle Warnings Reduced Crash Rates by 56 to 97 Percent in Unpredictable Pedestrian or Distraction Cases.

Methodology A total of 49 licensed drivers completed the experiment, which consisted of driving simulated scenarios both with and without the applications providing safety warnings. FCW was tested in…
Content type
Benefit
Date Posted
02/01/2022
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01), V2V Basic Safety (VS02), Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Vulnerable Road User Safety (VS12)
Geolocation links
Orlando, Florida, United States

A Camera-Based Pedestrian Detection and Alert System Provided Emergency Alerts to Drivers Traveling at 10–20 Miles per Hour with Sufficient Time to Avoid a Crossing Pedestrian.

Methodology Four test cases were defined to represent scenarios common in fatal pedestrian-vehicle crashes: Test Case 1: a vehicle is traveling straight, on a straight road, and a pedestrian/cyclist…
Content type
Benefit
Date Posted
12/27/2021
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Vulnerable Road User Safety (VS12)
Geolocation links
McLean, Virginia, United States

The Tampa Connected Vehicle Pilot Identified Smartphone Limitations in Implementing the Requirements for Pedestrian Safety Applications.

One of the goals of the CV Pilot Program was to resolve technical deployment issues. THEA's pilot deployment exposed challenges implementing the system's …
Content type
Lesson
Date Posted
05/19/2021
Taxonomy (ARC-IT) Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Transit Pedestrian Indication (PT11), Vulnerable Road User Safety (VS12)
Geolocation links
Tampa, Florida, United States

Communicate Clearly: Researchers Offer Suggestions for Automated Vehicles (AVs) Integrating External Human-Machine Interface Systems (eHMIs).

The suggestions offered by the researchers included the following: Include smart infrastructure in urban environments. Researchers noted the risk that pedestrians may become used to AVs reliably…
Content type
Lesson
Date Posted
02/26/2021
Taxonomy (ARC-IT) Transit Pedestrian Indication (PT11), Dynamic Roadway Warning (TM12), Vulnerable Road User Safety (VS12)
Geolocation links
Nationwide, United States

Consider the bicyclist: Australian paper suggests looking out for underrepresented stakeholder group when forecasting the future of autonomous vehicles.

The interviewees also noted key potential problems, and provided possible methods for agencies and other stakeholders to address them: Consider need for clear communications. AVs should include some…
Content type
Lesson
Date Posted
10/29/2020
Taxonomy (ARC-IT) Regional Traffic Management (TM07), Dynamic Roadway Warning (TM12), Vulnerable Road User Safety (VS12), Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Nationwide, Australia

National Operations Center of Excellence (NOCoE) provides updates on operational SPaT Challenge deployments in recorded Webinar #10.

Temporary roadway configuration changes, such as, work zones, temporary traffic control, traffic incidents, and unplanned incidents can be challenging for Connected and Automated Vehicles to…
Content type
Lesson
Date Posted
04/22/2019
Taxonomy (ARC-IT) Traffic Signal Control (TM03), Integrated Decision Support and Demand Management (TM09), Incident Scene Safety Monitoring (PS07), In-Vehicle Signage (TI07), Dynamic Roadway Warning (TM12), Autonomous Vehicle Safety Systems (VS01), Reduced Speed Zone Warning / Lane Closure (VS09)
Geolocation links
Nationwide, United States
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

1200 New Jersey Avenue, SE
Washington, DC 20590

its.dot.gov

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