Using appropriate warning lights in roadway work zones is crucial for the safety of workers and road users. Several state Departments of Transportation (DOTs) in the United States have conducted … [Read more...] about Investigating Implementation Practices and Initiatives for Using Blue Light to Enhance Work Zone Safety in the United States
Planning and Design
Evaluating Driver Response to a Speed Feedback Trailer at Median Crossovers Within Freeway Construction Work Zones
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
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
Maintaining Roads and Keeping Workers Safe Is a Constant Effort
Maintaining safe and reliable roadways requires more than materials and machinery—it depends on planning, preparedness, and strong leadership. This article highlights the work of Kevin Lenox, a TxDOT … [Read more...] about Maintaining Roads and Keeping Workers Safe Is a Constant Effort
Incident Management in Interstate Work Zones
Incidents in interstate work zones can create challenges for incident management, especially when temporary traffic barriers and limited shoulder pull-off areas are present. This project identified … [Read more...] about Incident Management in Interstate Work Zones
Development of an Analytical Tool for Work Zone Performance
Highway work zones are vital for infrastructure maintenance but often disrupt traffic flow, affecting safety and efficiency. While traditional evaluation methods—such as delay, queue length, and crash … [Read more...] about Development of an Analytical Tool for Work Zone Performance