Despite concerns among suppliers of orange construction barrels, the Michigan Department of Transportation has decided to join about 20 other states in switching to the new and more costly reflective … [Read more...] about MDOT to Pay More for Brighter Orange Barrels
Visibility
Analysing the Influence of Visible Roadwork Activity on Drivers’ Speed Choice at Work Zones Using a Video-Based Experiment
The present study used a video-based experimental design to investigate the influence of visible roadwork activity on speed preferences at work zones. Four videos from real work zones in Norway were … [Read more...] about Analysing the Influence of Visible Roadwork Activity on Drivers’ Speed Choice at Work Zones Using a Video-Based Experiment
Improved Business Driveway Delineation in Urban Work Zones
This report documents the efforts and results of a two-year research project aimed at improving driveway delineation in work zones. The first year of the project included a closed-course study to … [Read more...] about Improved Business Driveway Delineation in Urban Work Zones
Photometric Evaluation of Steady-Burn Warning Lights in Work Zones
This report documents the efforts and results of several photometric evaluations performed by researchers at the Texas A&M Transportation Institute to assess the performance of steady-burn warning … [Read more...] about Photometric Evaluation of Steady-Burn Warning Lights in Work Zones
Nighttime Highway Construction Illumination
The nighttime driving environment, consisting of roadway illumination, signs, vehicle lighting and markers, delineators and flashing lights, can be complex or even confusing for both pedestrians and … [Read more...] about Nighttime Highway Construction Illumination
Configuring Retroreflective Markings to Enhance the Night-Time Conspicuity of Road Workers
This study investigated whether the night-time conspicuity of road workers can be enhanced by positioning retroreflective strips on the moveable joints in patterns that convey varying degrees of … [Read more...] about Configuring Retroreflective Markings to Enhance the Night-Time Conspicuity of Road Workers