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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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Transportation Operations

QuickZone 1.0: A Better Approach to Work Zone Planning

How will the construction or rehabilitation project that you're planning affect motorists' What will be the costs of traveler delay caused by your project' What might be the effect of … [Read more...] about QuickZone 1.0: A Better Approach to Work Zone Planning

Methodology for Defining Rational & Defensible Highway Occupancy Charges

Occupancy of travel lanes during construction impact traffic flow and generate delays on the users. Thus, occupancy of travel lanes imposes costs on the traveling public due to traffic slowdowns or … [Read more...] about Methodology for Defining Rational & Defensible Highway Occupancy Charges

Reconsideration of Sample Size Requirements for Field Traffic Data Collection Using GPS Devices

In recent years, the use of GPS technologies has expanded to perform traffic data collection for transportation studies such as work zone studies. To generate reliable results from the data acquired … [Read more...] about Reconsideration of Sample Size Requirements for Field Traffic Data Collection Using GPS Devices

Evaluation of Rural Interstate Work Zone Traffic Management Plans in Iowa Using Simulation

Traffic levels on Interstate Highway 80 in eastern Iowa increased percent between 1988 and 1997, with summer traffic volumes approaching 40,000 vehicles per day. These traffic levels and the expected … [Read more...] about Evaluation of Rural Interstate Work Zone Traffic Management Plans in Iowa Using Simulation

FHWA Software Package Estimates Work Zone Traffic Delays

A new software package that the U. S. Department of Transportation's Federal Highway Administration (FHWA) helped develop can assist highway engineers in estimating traffic delays caused by work zones … [Read more...] about FHWA Software Package Estimates Work Zone Traffic Delays

European Techniques for Reducing Delays Through Work Zones

Work zone delays are an increasing irritant for U.S. motorists. Throughout the nation, the aging highway system is undergoing an unprecedented amount of reconstruction and maintenance, and this … [Read more...] about European Techniques for Reducing Delays Through Work Zones

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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