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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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User Cost Models for Pavement Maintenance and Rehabilitation Alternatives in Highway Work Zones

When a pavement section experiences a loss of serviceability, the Ohio Department of Transportation (ODOT) identifies alternate rehabilitation and replacement strategies to restore that pavement … [Read more...] about User Cost Models for Pavement Maintenance and Rehabilitation Alternatives in Highway Work Zones

Measuring work zone performance

Montana, as stated in its Work Zone Safety and Mobility draft, plans to measure work zone performance based on the following criteria: -Reduce work zone crashes and fatalities directly attributable to … [Read more...] about Measuring work zone performance

User’s Manual for QUEWZ-98

QUEWZ-98 is a microcomputer analysis tool for planning and scheduling use in freeway work zone lane closures. It analyzes traffic conditions on a freeway segment with and without a lane closure in … [Read more...] about User’s Manual for QUEWZ-98

A Model for Estimating Excess User Costs at Highway Work Zones

Highway work zones reduce available lanes for traffic, form traffic bottlenecks, and cause traffic delays and congestion. The additional travel time and effort involved in changing driving maneuvers … [Read more...] about A Model for Estimating Excess User Costs at Highway Work Zones

Short-Term Forecasting of Traffic Delays in Highway Construction Zones Using Online Approximators

Highway construction zones are often the cause of traffic delays. This is a natural consequence of the high congestion and nonuniform traffic flow conditions in construction zones. Most of the current … [Read more...] about Short-Term Forecasting of Traffic Delays in Highway Construction Zones Using Online Approximators

Surveillance and Delay Advisory System

This report documents the development and testing of a Surveillance and Delay Advisory System (SDAS) for application in congested rural areas. SDAS included several techniques that could be used on … [Read more...] about Surveillance and Delay Advisory System

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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