Impact attenuator
DEVICE INTENDED TO REDUCE THE DAMAGE
Crash attenuator; Fitch Barrier; Fitch Highway Barrier System; Fitch Inertial Systems; Crash cushion; Fitch barrier; Truck-Mounted Attenuator
An impact attenuator, also known as a crash cushion, crash attenuator, or cowboy cushion, is a device intended to reduce the damage to structures, vehicles, and motorists resulting from a motor vehicle collision. Impact attenuators are designed to absorb the colliding vehicle's kinetic energy.