Michigan does not require the work vehicle to have a TMA. It does not require truck-mounted attenuators (TMAs) or a shadow vehicle to be used when setting up a lane closure. In its TMA guidelines, … [Read more...] about Requirements for work or shadow vehicles to have Truck-Mounted Attenuator (TMA)
Truck-Mounted Attenuators
Functional Requirements for Highly Portable Positive Protection Technologies in Work Zones
Many work zone devices, such as truck-mounted attenuators, cones, and barrels, are used to separate workers from the traveling public during construction and maintenance activities. However, these … [Read more...] about Functional Requirements for Highly Portable Positive Protection Technologies in Work Zones
Maintenance Work Zone Safety Devices Development and Evaluation
This report presents the findings of tests and evaluations of several new work zone safety devices. The prototypes of the 25 devices were designed, developed, fabricated, tested, evaluated, and … [Read more...] about Maintenance Work Zone Safety Devices Development and Evaluation
Work Zone Safety: Safer Highways for Workers and Motorists
To make work zones safer, the Strategic Highway Research Program (SHRP) investigated dozens of suggestions for new safety devices. Taking the ideas that showed the most promise, researchers developed … [Read more...] about Work Zone Safety: Safer Highways for Workers and Motorists
Roadside Safety: Drivers Benefit from Institute Research on Impact Attenuators
The article in the Roadside Safety Section gives background information on the Southwest Research Institute and what they do. This article discusses the Crash Cushion Attenuating Terminal (CAT). It is … [Read more...] about Roadside Safety: Drivers Benefit from Institute Research on Impact Attenuators
Truck-Mounted Attenuator (TMA) requirement
NJ Turnpike requires TMAs on all projects regardless of its impact to traffic. It is required for the installation and removal of lane closings as well as shoulder closing, in addition to be used to … [Read more...] about Truck-Mounted Attenuator (TMA) requirement