Minnesota Department of Transportation

511 Travel Info

Approved/Qualified Products

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Mobile crash attenuators

Truck/Trailer Mounted Attenuators

1. Crash attenuator shall be certified by the FHWA as meeting or exceeding the requirements of the NCHRP 350, TL-2 or higher.
2. End user shall assume all responsibility for proper application and adherence to manufacturer's installation instructions.

Product Manufacturer Approval Date
Alpha 70K Energy Absorption Systems, Inc. 8/1/2003
MPS 350 Trinity Highway Products, LLC 7/1/2004
Safe-Stop 180 Energy Absorption Systems, Inc. 8/1/2003
SST Trailer Energy Absorption Systems, Inc. 1/1/2006
Scorpion TrafFix Devices, Inc. 3/28/2006
Scorpion Trailer TrafFix Devices, Inc. 5/9/2007
REN-GARD 70K Renco Supply, Inc. 4/3/2008
Vorteq Trailer (TL-3) Energy Absorption Systems, Inc. 5/19/2008
U-MAD Trailer 70K Barrier Systems, Inc. 2/12/2009
U-MAD Trailer 100K Barrier Systems, Inc. 2/12/2009
TTMA-100 Trailer Gregory Industries, Inc. 4/26/2011