Minnesota Department of Transportation

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Approved/Qualified Products

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Crash cushions

Crash Cushions meeting MASH16 (1)

Product Manufacturer Approval Date (2) Notes
TAU-M Barrier Systems, Inc. Provisional Approval Date 1-1-2019 (3) (4)
QuadGuard M10 Energy Absorption Systems, Inc. Provisional Approval Date 1-1-2019 (3) (5)
SCI-100GM (Smart Cushion Innovations) Work Area Protection Corp. Provisional Approval Date 1-1-2019 (3) (6)
  1. Product shall be accepted by the FHWA as meeting or exceeding MASH16, Test Level 3 (TL-3) requirements. Installer shall assume all responsibility for proper application and adherence to the manufacturer's installation instructions. MnDOT concurs with the FHWA Office of Safety consideration that a 62 mph crash test is representative of worst-case, run-off-road crashes.  With respect to design speed, highway crash cushions tested to, and accepted as passing MASH16 TL-3, are sufficient for up to and including a 70 mph design speed.
  2. Provisional Approval allows for a limited number (or time-period) of installations that can be evaluated for ease of installation, ease of maintenance, and in-service performance. Once the provisional approval period has lapsed, with satisfactory performance, the product may gain full approval without limitations.
  3. The current Provisional Approval Period expires on December 31, 2019.
  4. Maximum backup protection width of 34.5”. Refer to manufacturer’s design and installation manual.
  5. Maximum backup protection width of 90”. Refer to manufacturer’s design and installation manual.  Only approved for unidirectional traffic installations.
  6. Maximum backup protection width of 24”. Refer to manufacturer’s design and installation manual.

Crash Cushions meeting NCHRP 350 (7)

Product Manufacturer Approval Date Notes
Universal TAU-II, or Universal TAU-II-R Barrier Systems, Inc. 03-15-2012 (8)
QuadGuard, or QuadGuard ELITE Energy Absorption Systems, Inc. January 2001 (8)
SCI-100GM (Smart Cushion Innovations) Work Area Protection Corp. 02-09-2012  

7. Product shall be accepted by the FHWA as meeting or exceeding NCHRP 350, Test Level 3 (TL-3) requirements. Installer shall assume all responsibility for proper application and adherence to the manufacturer's installation instructions. MnDOT concurs with the FHWA Office of Safety consideration that a 62 mph crash test is representative of worst-case, run-off-road crashes.  With respect to design speed, highway crash cushions tested to, and accepted as passing NCHRP 350 TL-3, are sufficient for up to and including a 70 mph design speed.

8. A project-specific Public Interest Finding is needed if these designs are used on any project let after December 31, 2018.