Truck-mounted attenuators (TMAs) are designed to protect workers in highway work zones by absorbing crashes.
But as TMAs are being struck more frequently, the safety risks to TMA drivers have increased. To investigate ways to protect its TMA drivers and mitigate the hazards, the Missouri Department of Transportation initiated a research study that evaluated a variety of safety countermeasures.
Read the report: TMA Truck Safety, March 2025.
Image source: Missouri Department of Transportation