Excess speed is one of the most significant factors contributing to work zone crashes, which, along with work zone fatalities, have increased substantially in the last decade. From the beginning of … [Read more...] about Development and Evaluation of Speed-Activated Sign to Reduce Speeds in Work Zones
Managing Speeds
Evaluation of Strategies to Manage Speed in Highway Work Zones
Safety in reconstruction and maintenance work zones continues to be the primary concern of transportation engineers. Speeding is one of the major contributors of work zone crashes. To decrease the … [Read more...] about Evaluation of Strategies to Manage Speed in Highway Work Zones
Field Evaluation of Variable Advisory Speed Limit System for Reducing Traffic Conflicts at Work Zones
A practical methodology to reduce the traffic conflicts at work zones was developed and evaluated in the field. The proposed system uses variable advisory speed limits that are determined with a … [Read more...] about Field Evaluation of Variable Advisory Speed Limit System for Reducing Traffic Conflicts at Work Zones
Revisiting the Use of Drone Radar to Reduce Speed in Work Zones: South Carolina’s Experience
Speeding through work zones is a major safety concern in South Carolina. The authors evaluated multiple traffic control devices aimed at reducing speeds in South Carolina work zones and found that the … [Read more...] about Revisiting the Use of Drone Radar to Reduce Speed in Work Zones: South Carolina’s Experience