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TMA Trailer


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The TTMA-100 is a trailer truck mounted attenuator (TMA) designed to protect motorists and workers in both moving shadow vehicle and stationary barrier vehicle applications. The TTMA-100 has been successfully crash tested with both small car and pickup truck test vehicles.


  • W 96 in. x H 31 in. x L 23.5 ft. (W 2.4 m x H 790 mm x L 7.2 m).

  • 1,450 lbs.; 200 lbs. tongue weight (658 kg; 91 kg tongue weight).

  • 1,750 lbs. with arrow board (794 kg).

  • 8-ton pintle hitch height 19.5 in. to 32 in. (49.53 cm to 81.28 cm).

  • Hot-dip galvanized.

  • NCHRP 350 TL-3 compliant (passed Test Level 3-50, 3-51, 3-52, 3-53)

  • Patented energy-absorbing technology uses the trailer frame as the energy absorber, simplifying the design and reducing costs.

  • Single-point 8-ton minimum pintle hitch mount.

  • Meets all required and optional NCHRP 350 TL-3 testing criteria including “worst case scenario” Test 3-53.

  • No upper limit on support vehicle weight; use with any support vehicle weighing 10,000 lbs. (4,536 kg) or more.

  • No need for dedicated support vehicle; change support in a matter of minutes.

  • Fully galvanized and built to last. Long-term moisture and corrosion protection.

  • Adaptable to sweeping, salting, sanding, mowing and striping operations.

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