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
Evaluation and Assessment
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
Evaluating the Intensity of Green Warning Light for Snowplow Trucks Using CIELAB Color Space
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
WZPERFOMAT: A User-Friendly Tool for Monitoring Work Zone Performance (Webinar)
Work zones are essential for infrastructure development, but can often compromise safety and mobility. WZPERFOMAT is a free, user-friendly tool that integrates crash and probe data to automatically … [Read more...] about WZPERFOMAT: A User-Friendly Tool for Monitoring Work Zone Performance (Webinar)
Towards Improved Traffic Impact Assessments for Construction Sites: Lessons Learned From Developing a SUMO-Based Prototype in Berlin
The coordination of construction sites in urban areas is increasingly critical to minimizing their traffic impact. Traditionally, traffic assessments were conducted late in the planning process, … [Read more...] about Towards Improved Traffic Impact Assessments for Construction Sites: Lessons Learned From Developing a SUMO-Based Prototype in Berlin
Safety and Operational Impacts of Different Autonomous Vehicle Operations on Freeway Work Zones
The emergence of new Connected and Autonomous Technology (CAT) has led to significant enhancements in operational efficiency and safety within the realm of transportation. Autonomous Vehicles (AVs) … [Read more...] about Safety and Operational Impacts of Different Autonomous Vehicle Operations on Freeway Work Zones