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Work Zone Safety Information Clearinghouse

Library of Resources to Improve Roadway Work Zone Safety for All Roadway Users

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Traffic Congestion

CARMA: Improving Traffic Flows and Safety at Active Work Zones

Federal Highway Administration’s CARMASM Program is leading research on the information exchanges and cooperative maneuvers that constitute cooperative driving automation (CDA).  The work zone … [Read more...] about CARMA: Improving Traffic Flows and Safety at Active Work Zones

A Deep Machine Learning Approach for Predicting Freeway Work Zone Delay Using Big Data

The introduction of deep learning and big data analytics may significantly elevate the performance of traffic speed prediction. Work zones become one of the most critical factors causing congestion … [Read more...] about A Deep Machine Learning Approach for Predicting Freeway Work Zone Delay Using Big Data

Agile Work Zone Management Based on Probe Traffic Data

Peak period lane closures can result in significant queueing on major interstates. As a result, many state agencies have a lane closure policy in place based upon historical time of day and day of … [Read more...] about Agile Work Zone Management Based on Probe Traffic Data

Safety Analysis of Coordinated Warning Information in Construction Area of Expressway

Construction areas can easily cause traffic accidents and form traffic bottlenecks. In this study, based on driving simulation technology, a test platform for warning information of vehicle-road … [Read more...] about Safety Analysis of Coordinated Warning Information in Construction Area of Expressway

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

Utah DOT Traffic App Tops One Million Downloads

The UDOT Traffic app, a smartphone traffic monitoring application launched by the Utah Department of Transportation in 2011, surpassed one million downloads in January 2021. The app serves as … [Read more...] about Utah DOT Traffic App Tops One Million Downloads

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Copyright © 2026 American Road & Transportation Builders Association (ARTBA). The National Work Zone Safety Information Clearinghouse is a project of the ARTBA Transportation Development Foundation. It is operated in cooperation with the U.S. Federal Highway Administration and Texas A&M Transportation Institute. | Copyright Statement · Privacy Policy · Disclaimer
American Road and Transportation Builders Association Transportation Development Foundation, American Road and Transportation Builders Association U.S. Department of Transportation Federal Highway Administration Texas A&M Transportation Institute