A series of field evaluations were performed to assess the speed reduction effects of a speed feedback trailer (SFT) positioned at various locations before and after a median crossover section within … [Read more...] about Evaluating Driver Response to a Speed Feedback Trailer at Median Crossovers Within Freeway Construction Work Zones
Temporary Traffic Control
Evaluating Driver Response to Speed Feedback Trailers and Digital Speed Limit Signs Positioned Near the Work Area Within Freeway Construction Work Zones
A series of field evaluations were conducted within work zone lane closures on rural freeways in Michigan to determine 1) the optimal positioning of a speed feedback trailer (SFT) approaching an … [Read more...] about Evaluating Driver Response to Speed Feedback Trailers and Digital Speed Limit Signs Positioned Near the Work Area Within Freeway Construction Work Zones
Impact of Road Sign on Traffic Congestion During Road Repair: A Cellular Automaton Model Study
This study investigates the impact of road signs on traffic congestion during road repairs using a cellular automaton (CA) model. The model simulates an urban dual-lane one-way road, incorporating a … [Read more...] about Impact of Road Sign on Traffic Congestion During Road Repair: A Cellular Automaton Model Study
Real-Time Conflict Prediction for Large Truck Merging in Mixed Traffic at Work Zone Lane Closures
Large trucks substantially contribute to work zone-related crashes, primarily due to their large size and blind spots. When approaching a work zone, large trucks often need to merge into an adjacent … [Read more...] about Real-Time Conflict Prediction for Large Truck Merging in Mixed Traffic at Work Zone Lane Closures
Night Versus Day Work—Balancing Safety, Operations, and Constructability for Short-Term Operations on Two-Lane Roads
Allowable work hours (AWH), also known as Allowable Closure Hours or Limitations on Operations, for a contract dictate which hours of the day construction and maintenance activities may occur and are … [Read more...] about Night Versus Day Work—Balancing Safety, Operations, and Constructability for Short-Term Operations on Two-Lane Roads
Meet the AI Assistant Designed to Make Work Zones Safer
University of Missouri researchers have developed Work Zone Assistant, an AI-powered chatbot designed to help transportation professionals ensure work zones comply with federal safety standards. Built … [Read more...] about Meet the AI Assistant Designed to Make Work Zones Safer