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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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Nebraska Department of Transportation

Intelligent Work Zone Using Automatic Queue Detection Systems

This report documents the the evaluation of the effectiveness of the Advanced Queue Detection (AQD) systems installed on Interstate work zones in Nebraska. Specifically, (1) the system performance was … [Read more...] about Intelligent Work Zone Using Automatic Queue Detection Systems

Estimating System and Traveler Costs Due to Lane Closures During Construction and Maintenance Operations

Lane closures are used to facilitate activities related to road construction and maintenance or operations. However, there are economic costs associated with lane closures and these may accrue to both … [Read more...] about Estimating System and Traveler Costs Due to Lane Closures During Construction and Maintenance Operations

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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