Minnesota Department of Transportation

511 Travel Info

Approved/Qualified Products

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Temporary traffic control devices

Channelizers

MnDOT does not maintain an Approved Products List for Type A, B or C channelizers. The installer of channelizers must self-certify that the device complies with the specifications in the guidance documents including color, size, retro-reflectivity and crashworthiness. Quality standards are found in the Field Manual.

  • Type A: Cones, weighted channelizers, tubular markers (excluding surface mounted delineators)
  • Type B: Drums, type I and II barricades, direction indicator barricades, vertical panels
  • Type C: Type III barricades

Portable sign support structures

MnDOT does not maintain an Approved Products List for portable sign support structures. The installer of portable signs shall provide documentation that the device complies with the specifications in the guidance documents including size, ballasting and crashworthiness testing. Quality standards are found in the Field Manual. Refer to the guidance documents for shop drawings of MnDOT tested portable sign structures which have been crash tested and pre-approved for use on all state projects.

Longitudinal Pedestrian Channelizers*
Product Name Manufacturer Approval Date
9/24/2003
9/24/2003
8/2/2006

*Note: This product also meets specifications for TL-3 barrier.

Longitudinal Channelizing Curb (Non-Concrete)
with or without the use of optional delineators
Product Name Manufacturer Approval Date
Tuff Curb 11/20/2008
Tuff Curb XLP Impact Recovery Systems 1/29/2013
Dura-Curb John Thomas, Inc. 5/14/2012
Qwick Curb Qwick Curb, Inc. 1/23/2012
FG 300 Flexi-Guide Curb System 5/9/2005
Turnpike Grade Curb System 8/11/2009
Temporary Rumble Strips
Product Name Manufacturer Approval Date
Rumble Strip Model 3708 3/29/2004
RoadQuake 2 Plastic Safety Systems 1/3/2013
RoadQuake 2F Plastic Safety Systems 8/13/2014
Traffix Alert Traffix Devices 11/29/2012