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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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Mobility

A Particle Swarm Optimization Framework for Calibration of Driver Behavior Models at a Work Zone

Traffic impact assessment is a key step in the process of work zone planning and scheduling for transportation agencies. Microscopic traffic simulation models enable transportation agencies to conduct … [Read more...] about A Particle Swarm Optimization Framework for Calibration of Driver Behavior Models at a Work Zone

Evaluation of Variable Advisory Speed Limits in Congested Work Zones

The effectiveness of variable “advisory” speed limit (VASL) systems in congested urban work zones was investigated. Except for one publication, all previous studies focused on regulatory speed limit … [Read more...] about Evaluation of Variable Advisory Speed Limits in Congested Work Zones

Integrating Regional Travel Forecasting Model and Microscopic Traffic Model to Assist Highway Work Zone Mobility Analysis

Highways and bridges constitute a nation’s ground transportation infrastructure system to meet a society’s mobility needs, whereas their construction activities frequently cause traffic congestions as … [Read more...] about Integrating Regional Travel Forecasting Model and Microscopic Traffic Model to Assist Highway Work Zone Mobility Analysis

Active Transportation and Demand Management (ATDM) Program Brief: ATDM and Work Zones

This brief is intended to discuss the connection between ATDM and work zone mobility and safety including strategies and tactics for successful implementations and associated benefits and lessons … [Read more...] about Active Transportation and Demand Management (ATDM) Program Brief: ATDM and Work Zones

Guide to Project Coordination for Minimizing Work Zone Mobility Impacts

Under the Every Day Counts (EDC) program, the Federal Highway Administration (FHWA) is promoting technologies and practices that can shorten the project delivery process, enhance durability and … [Read more...] about Guide to Project Coordination for Minimizing Work Zone Mobility Impacts

Guidance for Conducting Effective Work Zone Process Reviews

All state highway agencies receiving Federal-aid funds are required to perform work zone process reviews every two years. These reviews are an opportunity for the agency to reexamine how it is meeting … [Read more...] about Guidance for Conducting Effective Work Zone Process Reviews

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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