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Large-scale, longitudinal study shows that Transportation Network Companies increase congestion and pollution in New York City.
FINDINGS
Results suggest that the increased number of TNC trips in NYC resulted in an average citywide speed reduction of 22.5 percent on weekdays.
Increased congestion from TNCs likely caused…
Content type
Date Posted
02/24/2020
Geolocation links
Autonomous intersection management algorithms found in simulation to reduce delays at intersections by eight times compared to conventional traffic lights.
FINDINGS
The paper's proposed algorithm outperformed all other examined systems over all tested traffic densities. Its average delay in seconds, across all densities, was never higher than .4…
Content type
Date Posted
12/21/2018
Taxonomy (ARC-IT)
Freight Administration (CVO02),
Eco-Approach and Departure at Signalized Intersections (ST08),
Autonomous Vehicle Safety Systems (VS01)
Geolocation links
Most communities rate benefits of emergency vehicle traffic signal pre-emption from “moderate” to “very high”.
Traffic signal pre-emption systems allow a temporary interruption to normal operation of traffic signals to give emergency vehicles priority. This is done by changing traffic signals in the path of…
Content type
Date Posted
02/09/2016
Taxonomy (ARC-IT)
Emergency Vehicle Preemption (PS03)
Geolocation links
Sensors in vehicles can improve highway capacity by 43 percent while sensors equipped with vehicle-to-vehicle communication can increase capacity by 273 percent.
Methodology
A formal analysis was conducted that set out to find safe following distances for vehicles utilizing sensors, vehicles utilizing sensors in conjunction with vehicle-to-vehicle (V2V)…
Content type
Date Posted
03/31/2015
Taxonomy (ARC-IT)
Cooperative Adaptive Cruise Control (VS14),
Infrastructure Enhanced Cooperative Adaptive Cruise Control (VS15),
Automated Vehicle Operations (VS16)
Geolocation links
INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE
1200 New Jersey Avenue, SE
Washington, DC 20590
