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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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Highway Capacity

Estimation of Traffic Impacts at Work Zones: State of the Practice

Assessing the safety and mobility impacts of work zones across the project development phases of road construction and maintenance projects is an emphasis area of the Federal Highway Administration's … [Read more...] about Estimation of Traffic Impacts at Work Zones: State of the Practice

Highway Capacity Manual 2000

The Transportation Research Board's (TRB's) "Highway Capacity Manual" (HCM) provides a collection of state-of-the-art techniques for estimating the capacity and determining the level of service for … [Read more...] about Highway Capacity Manual 2000

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Copyright © 2025 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