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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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Warning Devices

Using Bluetooth Low Energy Technology to Trigger In-Vehicle Messages at Work Zones

In order to reduce risky behaviour around work zones, this project examines the effectiveness of using in-vehicle messages to heighten drivers’ awareness of safety-critical and pertinent work zone … [Read more...] about Using Bluetooth Low Energy Technology to Trigger In-Vehicle Messages at Work Zones

Warehouse Audible-Flashing Worker Alert System

The all new Traffic Guard Worker Alert System consists of a lightweight, easy-to-transport trip hose and sensor assembly that wirelessly sends a signal to a rechargeable alarm and flashing light up to … [Read more...] about Warehouse Audible-Flashing Worker Alert System

Evaluation of Mobile Work Zone Alarm Systems

Maintenance of highways often involves mobile work zones for various types of low speed moving operations such as striping and sweeping. The speed differential between the moving operation and … [Read more...] about Evaluation of Mobile Work Zone Alarm Systems

Safety of Workers Behind Heavy Vehicles: Assessment of Three Types of Reverse Alarm

New technology for heavy vehicle reverse alarms has recently appeared on the market. According to the manufacturer, this technology, based on the use of a broadband signal (shh…shh…shh signal), is … [Read more...] about Safety of Workers Behind Heavy Vehicles: Assessment of Three Types of Reverse Alarm

MoDOT Won’t Deploy Noisy Work-Zone Warning Device After All

The Missouri Department of Transportation (MoDOT) has canceled its plan to roll out the acoustic devices, which will send an alarm in a high volume to drivers approaching work zones to warn them to … [Read more...] about MoDOT Won’t Deploy Noisy Work-Zone Warning Device After All

MoDOT Will Use ‘Sound Cannons’ to Deter Work Zone Speeding

The Missouri Department of Transportation has been testing acoustic devices that can warn motorists to slow down in work zones.   The devices will broadcast messages in a very high volume as a driver … [Read more...] about MoDOT Will Use ‘Sound Cannons’ to Deter Work Zone Speeding

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