What is an attenuator trailer?
A Trailer or Truck Mounted Attenuator (TMA) is mounted to a shadow vehicle for purposes of protecting the work crew in front of the shadow vehicle and protecting the motorist that might drive into the lane closed off by the shadow vehicle.
What does a truck mounted attenuator do?
THE ANSWER: An Attenuator Truck reduces injuries and saves lives of motorists and construction workers in work zones. It acts as a protective cushion device intended to absorb high-energy kinetic impact.
Who makes the Scorpion attenuator?
TrafFix Devices
The Scorpion II TL-3 Towable Attenuator from TrafFix Devices is the world’s first MASH Tested, Passed, and Eligible Towable Attenuator.
What is Scorpion TrafFix device?
The Scorpion II Truck Mounted Attenuator (TMA) is a mobile crash cushion attached to the rear of a support vehicle’s frame. The TMA may be used on moving shadow trucks, stationary block vehicles, or advanced warning vehicles upstream of a moving or stationary operation.
What is an attenuator for roads?
Traffic Impact Attenuators or crash cushions are road safety devices that are designed to absorb a colliding vehicle’s kinetic energy and to bring it to a safe stop.
How much does an attenuator weigh?
ATTENUATOR SPECIFICATIONS Features and Benefits (NCHRP-350 TL-2 & TL-3 approved) Aluminum cartridge and strut weighs only (1,627 lbs.) Curved aluminum tube frame provides protection against vehicles Impacting into coffin corner area at the rear of truck.
Where is a crash attenuator located?
Impact attenuators are usually placed in front of fixed structures near highways, such as gore points, crash barrier introductions, or overpass supports.
Why would you use an attenuator?
Fixed attenuators in circuits are used to lower voltage, dissipate power, and to improve impedance matching. In measuring signals, attenuator pads or adapters are used to lower the amplitude of the signal a known amount to enable measurements, or to protect the measuring device from signal levels that might damage it.
What is a safety attenuator?
A crash attenuator is a safety device intended to reduce the damage to structures, vehicles and motorists when a vehicle leaves the roadway. The attenuator system typically connects to the end of a guard rail at the edge of the roadway shoulder.