Eight-hundred fifty-seven fatalities occurred in work zones in the United States in 2020. One work zone fatality occurs for every 4 billion vehicle miles of travel and for every $112 million of … [Read more...] about Modern Solutions to Safe and Efficient Work Zone Travel
Variable Speed Limit Systems
Variable Speed Limits Control for Smart Work Zone With Connected Vehicles
Freeway work zones with lane closures can cause traffic disruption and congestion with increased travel time, safety risks, and emissions. Variable speed limit (VSL) control has been widely studied to … [Read more...] about Variable Speed Limits Control for Smart Work Zone With Connected Vehicles
Work Zone Intelligent Transportation Systems – Technology Supplement
This report represents a technology supplement to the 2014 Work Zone Intelligent Transportation Systems (WZITS) Implementation Guide (Report No. FHWA-HOP-14-008). The Guide forms the foundational … [Read more...] about Work Zone Intelligent Transportation Systems – Technology Supplement
Variable Speed Limit Control of Traffic Flow in Expressway Construction Zone
With the increasing speed of construction and the continuous improvement of its corresponding infrastructure, the expressway plays an increasingly important role in promoting the development of … [Read more...] about Variable Speed Limit Control of Traffic Flow in Expressway Construction Zone