U.S. Department of Transportation | Intelligent Transportation Systems Joint Program Office

All: Traffic Signal Control

Displaying 6 result(s).

All divisions at the Utah DOT TOC experienced improved staffing and better resource allocations when they had improved weather information.

Source Date:

Evaluation of the Utah DOT Weather Operations/RWIS Program on Traffic Operations

11/01/2009

A simulation study modeled the impacts of a weather-responsive traffic signal timing system in Waterloo, Canada and estimated the system can reduce total intersection delay up to 20 percent.

Date Posted: 07/23/2020 | Source Date:

Effects of winter weather on traffic operations and optimization of signalized intersections

01/01/2019

A weather responsive signal control system installed on a busy corridor in Utah improved travel times by 3 percent and reduced overall stopped times by 14.5 percent during severe winter weather events.

Date Posted: 08/29/2014 | Source Date:

Utah DOT Weather Responsive Traffic Signal Timing

10/13/2013

A potential average reduction in rear-end conflicts of approximately 22 percent for moderate volume levels and 43 percent for high volume levels are projected to be most eliminated by a weather-responsive traffic signal system.

Date Posted: 12/17/2013 | Source Date:

Integrating Clarus data in traffic signal System Operation: A Survivable real-time weather-responsive system

11/15/2011

Weather-related traffic signal timing along a Minneapolis/St. Paul corridor reduced vehicle delay nearly eight percent and vehicle stops by over five percent.

Date Posted: 10/12/2001 | Source Date:

Adverse Weather Traffic Signal Timing

12/31/1998

In Tennessee, a fog detection and warning system implemented in 1994 significantly improved safety as no fog-related accidents have occurred since implementation.

Date Posted: 12/31/2000 | Source Date:

ITS in Tennessee: Fog Project on I-75 between Chattanooga and Knoxville

10/01/2000