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Automated Roadway Lighting Diagnosis Tool Provides Decision Support in Roadway Lighting Management in Florida, Helping to Decrease Nighttime Crash Frequency by 17 Percent.

METHODOLOGY The study used the matched case-control method (each case is paired with a control based on matching characteristics) to investigate the impacts of lighting patterns on nighttime…
Content type
Benefit
Date Posted
03/31/2024
Taxonomy (ARC-IT) Field Equipment Maintenance (SU11)
Geolocation links
Tampa, Florida, United States

Conduct Durability Tests to Ensure Antenna Mounting Supports Proper Connected Vehicle Communications for Large Vehicles.

Conduct interoperability test to identify potential issues that would require resolution prior to the sites advancing to an operational phase. The three-day testing event was a major victory for the…
Content type
Lesson
Date Posted
02/29/2024
Taxonomy (ARC-IT) Connected Vehicle System Monitoring and Management (SU01), ITS Communications (SU07), Connected Vehicle Traffic Signal System (TM04)
Geolocation links
Wyoming, United States   |   New York City, New York, United States   |   Tampa, Florida, United States

Pilot Implementation of Active Work Zone Awareness Devices at Seven Study Sites in Florida Increased Safe Driving Behavior by 44 Percent and Reduced Risky Driving Behavior by 43 Percent.

METHODOLOGY The data collection process utilized two devices: a smart sensor which records vehicle speed per lane, and a camera which is used to document traffic conditions, traffic signal…
Content type
Benefit
Date Posted
08/31/2023
Taxonomy (ARC-IT) Work Zone Management (MC06), Work Zone Safety Monitoring (MC07)
Geolocation links
Tampa, Florida, United States

Leverage Supplementary Communication Protocols To Disseminate Traveler Information Messages (TIMs) Beyond the Deployment Region To Maximize Impacts of Connected Vehicle Technologies.

Leverage supplementary communication protocols to disseminate traveler information messages (TIMs) beyond the deployment region to maximize CV impacts. When there were a limited number of roadside…
Content type
Lesson
Date Posted
04/28/2023
Taxonomy (ARC-IT) Connected Vehicle System Monitoring and Management (SU01)
Geolocation links
Tampa, Florida, United States

Risk Analysis Using Crash and Near-Crash Data Finds a 26 Percent Reduction in Likelihood of a Crash Involving Severe Injuries in a Connected Vehicle Versus a Vehicle with More Traditional Line of Sight System.

METHODOLOGY The study utilized the SHRP2 NDS database that consisted of over 5.5 million trips driven by 3,542 drivers across six sites in the U.S. First, relevant events from the database were…
Content type
Benefit
Date Posted
04/24/2023
Taxonomy (ARC-IT) Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Seattle, Washington, United States   |   Buffalo - Niagara Falls Metro Region, New York, United States   |   State College, Pennsylvania, United States   |   Durham, North Carolina, United States   |   Tampa, Florida, United States   |   Bloomington, Indiana

Manage Deployment Risks Related to Connected Vehicle Technology Maturity by Reducing Exposure to External Uncertainties and Adding Testing at an Earlier Stage.

Broaden the definition and concept of technical maturity to increase stakeholder knowledge and allow for better risk management. The lack of technology maturity resulted in challenges such as…
Content type
Lesson
Date Posted
12/28/2022
Taxonomy (ARC-IT) V2V Basic Safety (VS02), Intersection Safety Warning and Collision Avoidance (VS13)
Geolocation links
Wyoming, United States   |   New York City, New York, United States   |   Tampa, Florida, United States

Tampa Connected Vehicle Pilot Reported 79 Percent of the Participants that Experienced the End-of-Ramp Deceleration Warning Application Found it Helpful when Approaching Queues.

METHODOLOGY The stakeholder acceptance evaluation used qualitative interviews, an online survey, and a virtual workshop. The user satisfaction evaluation was conducted via online surveys…
Content type
Benefit
Date Posted
12/20/2022
Taxonomy (ARC-IT) V2V Basic Safety (VS02)
Geolocation links
Tampa, Florida, United States

Environmental Impact Evaluation of Connected Vehicle End-of-Ramp Warning in Tampa, Florida Estimated That Annual Carbon Dioxide Emissions Were 240 Kilograms Lower in the Post-Deployment Period.

Methodology The results from a deployed use case, congestion reduction and collision avoidance due to queuing on the exit ramp from the Reversible Express Lanes (REL) during the morning peak, were…
Content type
Benefit
Date Posted
11/30/2022
Taxonomy (ARC-IT) V2V Basic Safety (VS02), Curve Speed Warning (VS05)
Geolocation links
Tampa, Florida, 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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