In 2020, more than 102,000 work zone crashes occurred in the United States, resulting in over 45,000 injuries and more than 850 fatalities. These numbers are higher than 2019 records, despite lower … [Read more...] about Comparing Performance of Different Machine Learning Methods for Predicting Severity of Construction Work Zone Crashes
Work Zone Safety
Assessing the Impact of Construction Work Zone Layout on Traffic Safety: A Driving Simulator Experiment
Work zones for road construction, maintenance, and enhancement activities affect traffic safety and reduce road network efficiency. This study aims to investigate the effect of work zone layout on … [Read more...] about Assessing the Impact of Construction Work Zone Layout on Traffic Safety: A Driving Simulator Experiment
A Smart IOT Proximity Alert System for Highway Work Zone Safety
This study involved the development and validation of prototype devices for a proactive safety alert system in dynamic roadway work zones within the realm of smart Internet of Things (IoT). In the … [Read more...] about A Smart IOT Proximity Alert System for Highway Work Zone Safety
Effects of Speed Feedback Trailer Positioning and Police Enforcement on Vehicular Speeds in Freeway Work Zone Lane Closures
This field study sought to evaluate select strategies for improving compliance with work zone speed limits, which included a speed feedback trailer (SFT) and active police enforcement. The initial … [Read more...] about Effects of Speed Feedback Trailer Positioning and Police Enforcement on Vehicular Speeds in Freeway Work Zone Lane Closures
Safety Improvements for Personnel and Vehicles in Short-Term Construction Sites
Despite all efforts to enhance safety, construction sites remain a major location for traffic accidents. Short-term construction sites, in particular, face limitations in implementing extensive safety … [Read more...] about Safety Improvements for Personnel and Vehicles in Short-Term Construction Sites
Development of a Mobile App for Reporting Work Zone Intrusions
Work zone intrusions represent a significant safety risk to workers. To help better understand these situations, the Minnesota Department of Transportation partnered with the University of Minnesota … [Read more...] about Development of a Mobile App for Reporting Work Zone Intrusions