| ITS Deployment Evaluation

Benefits: Variable Speed Limits (TM20)

52 unique benefits found.

Combined Variable Speed Limit and Ramp Metering System along the Atlanta Beltway Estimated to Reduce Total Travel Time by About Eight Percent.

Date Posted: 03/22/2023 | Source Date:

Travel-time Optimization on I-285 with Improved Variable Speed Limit Algorithms and Coordination with Ramp Metering Operations

02/01/2019

An Implementation of Proactive Variable Speed Limits (VSL) Was Simulated To Reduce Critical Traffic Conditions by 39 Percent.

Date Posted: 08/17/2022 | Source Date:

Variable speed limits for motorway off-ramp queue protection

02/02/2018

Before-and-After Study of Freeway Variable Speed Limit Installations Estimated Crash Reductions of 34 Percent in Wyoming and 29 Percent in Georgia.

Date Posted: 06/16/2022 | Source Date:

Developing Crash Modification Factors for Variable Speed Limits

05/01/2021

Simulation Study of a Multi-Segment Variable Speed Limit Control Strategy Finds an Overall 14 Percent Reduction in Fuel Consumption and an Increase in Travel Time of 9 Percent.

Date Posted: 05/25/2022 | Source Date:

Get More Out of Variable Speed Limit (VSL) Control: An Integrated Approach to Manage Traffic Corridors with Multiple Bottlenecks

10/01/2020

Simulation Study Finds That an Optimized Variable Speed Limit and Ramp Metering Strategy Could Reduce Overall Travel Time at Two Merge Bottlenecks by 3 to 4 Percent.

Date Posted: 03/23/2022 | Source Date:

Implementation of a Variable Speed Limit/Ramp Metering Strategy to Increase Freeway Capacity at Metered On-Ramps

10/01/2020

Changing Variable Speed Limit Signs from White to Amber Legend Decreased Crashes by Approximately 50 Percent and Increased Driver Compliance by Nine Percent in Utah.

Date Posted: 02/24/2022 | Source Date:

I-80 Hybrid Regulatory Speed Limit Signing Design and VSL System Evaluation

02/01/2021

Simulation Study Estimates a Combination of Connected Vehicle Control and Variable Speed Limit Strategies Can Reduce Rear-End Crash Risk under Fog Conditions by 48.7 Percent.

Date Posted: 02/21/2022 | Source Date:

The Impact of Connected Vehicle Market Penetration and Connectivity Levels on Traffic Safety in Connected Vehicles Transition Period

08/01/2018

Simulation Study Estimates That a Fleet of Connected Vehicles Would Improve Safety Benefits from Weather-Responsive Traffic Management by 20 Percent in Severe Weather, As Measured by Inverse Time-to-Collision.

Date Posted: 02/18/2022 | Source Date:

Implementation of Analysis, Modeling, and Simulation Tools for Road Weather Connected Vehicle Applications Project Report

11/01/2020

Field Tests on State Route 78 in California Showed That Variable Speed Advisory (VSA) Signs Can Increase Average Travel Speeds by 8.71 Percent During Morning Peak Hours.

Date Posted: 10/22/2021 | Source Date:

Field Experiment of Variable Speed Advisory (VSA)

09/25/2018

Crashes during Snow Events Declined 42 Percent after Winter Season Variable Speed Limit Corridor Implementation in Ohio.

Date Posted: 06/21/2021 | Source Date:

Lake 90 Variable Speed Limit Corridor

05/20/2020