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Truck Mounted Attenuators




TMA Usage chart


The MPS-350 (Mobile Protection System 350) is for use on stationary or moving shadow or support vehicles and is the first truck-mounted attenuator to pass NCHRP Report 350 Test Level 3. It has an open design and all-steel construction of functional components. The MPS-350 design is a new concept that eliminates crushable cartridges.

Features & Benefits

  • Open design for easy inspection.
  • All-steel construction eliminates moisture absorption concern.
  • Electric hoist raises frame to traveling position.
  • Limit switch for automatic shut-off.
  • Adjustable support chains eliminate sagging when unit is in down/horizonal position.
  • Automatic safety latch locks frame in traveling position.
  • Customized lighting packages available.
  • NCHRP Report 350 Test Level 3 compliant, passing both mandatory and optional tests.

Installation & Repair Advantages

  • Swivel jacks at side and rear for easy installation and removal.
  • Open design facilitates easy repair, keeping all parts within view and reach.

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Technical Information


Installation Instructions

PI Sheet


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