Snowplow Trucks (SPTs) work under extremely challenging conditions, typically traveling at lower speeds compared with other vehicles. Because of reduced speeds and poor visibility, a major safety … [Read more...] about Evaluating the Intensity of Green Warning Light for Snowplow Trucks Using CIELAB Color Space
Construction and Maintenance
ADOT Wins 2 National Awards for Public Outreach on Major Projects
The Arizona Department of Transportation (ADOT) ’s Office of Communications and Public Involvement received two top national awards during AASHTO’s TransComm conference for its public outreach efforts … [Read more...] about ADOT Wins 2 National Awards for Public Outreach on Major Projects
Modeling and Simulation of Mixed Traffic Flow in Maintenance Operation Zone Considering the Impact of Trucks in an Intelligent Connected Environment
With the rapid development of intelligent connected technologies, the introduction of connected and autonomous vehicles (CAVs) into mixed traffic flows of passenger and freight vehicles complicates … [Read more...] about Modeling and Simulation of Mixed Traffic Flow in Maintenance Operation Zone Considering the Impact of Trucks in an Intelligent Connected Environment
Temporary Traffic Control for Short-Duration, Short-Term Stationary, and Mobile Operations
The August 2025 update to Temporary Traffic Control for Short-Duration, Short-Term Stationary, and Mobile Operations provides comprehensive guidance for safely managing work zones that impact traffic … [Read more...] about Temporary Traffic Control for Short-Duration, Short-Term Stationary, and Mobile Operations
A Simulation Study of Walking-Workers Assignment Strategies Based on Work Zones
This study addresses an “U” shaped assembly line with walking workers and flexible worker assignments. Workers, rather than machines, are the constraining resource in a dual-resource production … [Read more...] about A Simulation Study of Walking-Workers Assignment Strategies Based on Work Zones
Highway Workers’ Perception of Autonomous Truck-Mounted Attenuator: A Case Study in Indiana’s DOT
Highway maintenance operations have been associated with high rates of crashes, leading to workers’ injuries and fatalities. To protect the state Department of Transportation (DOT)’s maintenance … [Read more...] about Highway Workers’ Perception of Autonomous Truck-Mounted Attenuator: A Case Study in Indiana’s DOT