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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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Environment

Risk Factors Affecting Crash Injury Severity by Work Zone Area

Work zones include advance warning area, transition area, and activity area. The geometric, traffic control aspects, traffic operations, and driver’s maneuverability differ within each work zone area. … [Read more...] about Risk Factors Affecting Crash Injury Severity by Work Zone Area

Free Apps to Help Improve Worker Safety and Health

This article introduces two free apps, Harness Hero and NIOSH Sound Level Meter, for improving worker safety and health. The Harness Hero app shows that effective fall protection requires a series of … [Read more...] about Free Apps to Help Improve Worker Safety and Health

Impacts of Fog Characteristics, Forward Illumination, and Warning Beacon Intensity Distribution on Roadway Hazard Visibility

Warning beacons are critical for the safety of transportation, construction, and utility workers. These devices need to produce sufficient luminous intensity to be visible without creating glare to … [Read more...] about Impacts of Fog Characteristics, Forward Illumination, and Warning Beacon Intensity Distribution on Roadway Hazard Visibility

A Probit-Decision Tree Approach to Analyze Effects of Adverse Weather Conditions on Work Zone Crash Severity Using Second Strategic Highway Research Program Roadway Information Dataset

Identifying risk factors for road traffic injuries is one of the main priorities of transportation agencies. More than 12,000 fatal work zone crashes were reported between 2000 and 2013. In spite of … [Read more...] about A Probit-Decision Tree Approach to Analyze Effects of Adverse Weather Conditions on Work Zone Crash Severity Using Second Strategic Highway Research Program Roadway Information Dataset

A Tree-Based Ordered Probit Approach to Identify Factors Affecting Work Zone Weather-Related Crashes Severity in North Carolina Using the Highway Safety Information System Dataset

Work zone crashes are still on the rise due to the aging of US roads and the increase in traffic demand. Investigation of crash characteristics and determining contributing factors in work zones is … [Read more...] about A Tree-Based Ordered Probit Approach to Identify Factors Affecting Work Zone Weather-Related Crashes Severity in North Carolina Using the Highway Safety Information System Dataset

Nighttime Visibility of Prototype Work Zone Markings Under Dry, Wet-Recovery, and Rain Conditions

This paper presents the findings of a dynamic pavement marking visibility study conducted as part of the FHWA Highways for LIFE Technology Partnerships Program Temporary Wet-Weather Pavement Markings … [Read more...] about Nighttime Visibility of Prototype Work Zone Markings Under Dry, Wet-Recovery, and Rain Conditions

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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
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