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All: Variable Speed Limits (TM20)

Displaying 72 result(s).

Following the Implementation of an Overheight Vehicle Detection System, No Bridge Strikes Were Reported at the Historically Problematic Low-Clearance Overpass in Maine.
Date Posted: 07/27/2023 | Source Date:
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:
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:
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:
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:
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:
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:
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:
The Distance Between Consecutive Variable Speed Advisory (VSA) Signs Installed on State Highways Should Not Be Greater Than One-Half Mile According to a Caltrans Field Study.
Date Posted: 10/22/2021 | Source Date:
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:
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