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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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Maintenance Equipment

Certified Escort Driver

Under an agreement with the Arizona Department of Transportation, the Arizona Trucking Association offers Escort Vehicle Operator training and certification, issues the recognized certification cards … [Read more...] about Certified Escort Driver

Effectiveness of Pilot Car Operations in Reducing Speeds in Long-Term Rural Highway Work Zone

Pilot cars are used in one-lane two-way work zones to guide traffic and keep their speeds within posted limits. While many studies have examined the effectiveness of measures to reduce vehicle speeds … [Read more...] about Effectiveness of Pilot Car Operations in Reducing Speeds in Long-Term Rural Highway Work Zone

Field Guide for the Use and Placement of Shadow Vehicles in Work Zones / Guí­a de campo para el uso y ubicación de vehí­culos escolta en zonas de trabajo

This 4-by-6-inch pocket guide provides guidelines on the use of escort vehicles during road construction. The guide summarizes information in a compact and user-friendly way for those considering … [Read more...] about Field Guide for the Use and Placement of Shadow Vehicles in Work Zones / Guí­a de campo para el uso y ubicación de vehí­culos escolta en zonas de trabajo

Move Over Law Expands to Include MoDOT Maintenance Vehicles

Governor Jay Nixon of Missouri signed legislation to expand the 2002 "Slow Down and Move Over" law, which protects law enforcement, to include Missouri Department of Transportation (MoDOT) vehicles … [Read more...] about Move Over Law Expands to Include MoDOT Maintenance Vehicles

Ariz. Department of Transportation Tests Solar-Powered Lights for Highway Maintenance Vehicles

Currently roadside workers have to keep their vehicles running to have the emergency lights on to alert drivers to their presence, which wastes fuel and emits pollution. The Arizona Department of … [Read more...] about Ariz. Department of Transportation Tests Solar-Powered Lights for Highway Maintenance Vehicles

Shadow Vehicles for Work Zones Training Module

This training module provides criteria for the use of shadow vehicles and Truck Mounted Attenuators (TMAs) in work zones. Module materials are based on the product "Field Guide for the Use and … [Read more...] about Shadow Vehicles for Work Zones Training Module

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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