The Indiana Department of Transportation (DOT) oversees the investment of more than $2 billion in 1,300 road construction projects and preventative maintenance activities in 2021. To improve work zone … [Read more...] about Indiana DOT Beefing up Work Zone Safety for 2021 Construction Season
Traffic Queuing
Real-Time Work Zone Traffic Management via Unmanned Air Vehicles
Highway work zones are prone to traffic accidents when congestion and queues develop. Vehicle queues expand at a rate of 1 mile every 2 minutes. Back-of-queue, rear-end crashes are the most common … [Read more...] about Real-Time Work Zone Traffic Management via Unmanned Air Vehicles
Using IoT Technology to Create Smart Work Zones
This study explores the feasibility of improving road work zone safety by using state-of-the-art Internet of Things (IoT), artificial intelligence (AI), and computer vision technologies. This project … [Read more...] about Using IoT Technology to Create Smart Work Zones
Validating the Performance of the FHWA Work Zone Model Version 1.0: A Case Study Along I-91 in Springfield, Massachusetts
Central to the effective design of work zones is being able to understand how drivers behave as they approach and enter a work zone area. States use simulation tools in modeling freeway work zones to … [Read more...] about Validating the Performance of the FHWA Work Zone Model Version 1.0: A Case Study Along I-91 in Springfield, Massachusetts
Upgrading the FHWA Work Zone Model Version 2.0 and Validating its Performance Along I-91 in Springfield, Massachusetts
Freeway work zones can have significant safety and operational impacts. To mitigate these, planners and engineers rely on accurate simulation tools to assess various work zone design and scheduling … [Read more...] about Upgrading the FHWA Work Zone Model Version 2.0 and Validating its Performance Along I-91 in Springfield, Massachusetts
Utilizing Probe-Vehicle Data for Work Zone Mobility Performance Management
The Virginia Department of Transportation (VDOT) uses probe vehicle data from different sources to measure highway system mobility performance at both the macro- and microlevels. VDOT uses delay as … [Read more...] about Utilizing Probe-Vehicle Data for Work Zone Mobility Performance Management