All: Ramp Control

Displaying 76 result(s).

USDOT identifies ten characteristics that support an Integrated Corridor Management (ICM) approach to improving throughput and reducing congestion.
Date Posted: 05/06/2019 | Source Date:
Modeling effort shows Active Transportation Management systems can reduce average morning travel time by 21 percent on the I-270 corridor.
Date Posted: 04/16/2019 | Source Date:
In a recurring congestion scenario, ramp metering, variable speed limits, and hard shoulder running found to improve corridor travel time and network performance by 5 to 16 percent.
Date Posted: 12/26/2018 | Source Date:
Ramp metering and dynamic speed limits shown to reduce congestion and shorten average travel times by about 2.5 minutes on a 7.8 km stretch of the A25 motorway in France.
Date Posted: 09/26/2018 | Source Date:
Agencies that manage multimodal transportation corridors can use AMS methodology with ICM decision support systems to facilitate predictive, real-time, and scenario-based decision-making.
Date Posted: 06/21/2018 | Source Date:
When combined, ramp metering and variable speed limits may reduce conflicts by 16.5 percent and crash odds by 6.0 percent in weaving segments.
Date Posted: 03/20/2018 | Source Date:
Simulation models show that roadside information used to gap-meter mainline traffic near freeway on-ramps can reduce delays related to merging traffic by 17 to 27 percent.
Date Posted: 03/20/2018 | Source Date:
Ramp metering system improved delay by 25 percent and reduced crashes by 22 percent per ramp meter in Auckland, New Zealand.
Date Posted: 02/20/2018 | Source Date:
Compared to using connected vehicle data alone, algorithms developed to estimate the positions of unequipped vehicles can result in up to an 8 percent reduction in delay.
Date Posted: 09/25/2017 | Source Date:
Dynamic ramp metering strategies designed to actively counter developing bottlenecks can reduce vehicle delay up to 48 percent.
Date Posted: 04/20/2017 | Source Date:
ITS Deployment Evaluation

INTELLIGENT TRANSPORTATION SYSTEMS JOINT PROGRAM OFFICE

1200 New Jersey Avenue, NE
Washington, DC 20590

1-800-853-1351

its.dot.gov

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Arterial Management

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