This is an investigation of the accuracy of the travel times displayed by a real-time travel time prediction system (TIPS) in a construction work zone. TIPS includes changeable message signs (CMSs) … [Read more...] about Evaluation of the Accuracy of a Real-Time Travel Time Prediction System in a Freeway Construction Work Zone
Travel Time
Reconsideration of Sample Size Requirements for Field Traffic Data Collection Using GPS Devices
In recent years, the use of GPS technologies has expanded to perform traffic data collection for transportation studies such as work zone studies. To generate reliable results from the data acquired … [Read more...] about Reconsideration of Sample Size Requirements for Field Traffic Data Collection Using GPS Devices
Arizona Tackles Work Zone Delays
This article explains two innovative programs developed by the Arizona Department of Transportation (ADOT), a motorist assist patrol and a travel-time incentive program. ADOT used the new approaches … [Read more...] about Arizona Tackles Work Zone Delays
Improving Efficiency of INDOT Traffic Data Collection Using GPS Devices
INDOT has utilized many new technologies to reduce travel delay, mitigate traffic congestion, and enhance public and employees' safety. Many projects are underway, including re-timing of most existing … [Read more...] about Improving Efficiency of INDOT Traffic Data Collection Using GPS Devices
An Evaluation of Lane Closure Strategies for Interstate Work Zones
A systematic procedure was developed in the present study that can be used to make a decision regarding the appropriate lane closure strategy at a particular interstate work zone. Four criteria were … [Read more...] about An Evaluation of Lane Closure Strategies for Interstate Work Zones