Minnesota Department of Transportation

511 Travel Info

Road Research

NRRA Rigid Team

Orange barrels on a highway

Rigid Team

The rigid team is comprised of technical experts in the area of new and rehabilitation of concrete roadways. Activities include prioritization of short and long term research, development of long term research test sections at MnROAD and providing input to the technology transfer team on what should be marketed.

Current Projects and Resources

Phase II Research

  1. Construction Report for Jointless FRC Roundabout in Minnesota
  2. Incorporate Joint Faulting Model Into BCOA-ME
  3. Engineered Dowel and Tie Bars combined with LTPP SPS-2 Determination of Causes for Cracking Over Dowel Bars

Short Term Research

  1. Design and Performance of Concrete Unbonded Overlays
  2. Repair of Joint Associated Distress Pavements
  3. Future--Optimal Timing and Selection of PP Treatments for Concrete - August 4th (WORD)

Long Term Research Write-ups

  1. Performance Benefits of Fiber-Reinforced Thin Concrete Pavement and Overlays
  2. Reduced Cementitious Material in Optimized Concrete Mixture
  3. Early Opening Strength to Traffic
  4. Compacted Concrete for Local Streets
  5. Dropped--Long Term Effects of Diamond Grinding - 6/14/2017 (WORD)

Meeting Notes/Action Items

Meetings are held the first Wednesday of every month, 1:00 p.m. - 2:00 p.m. Note that meeting dates/times may change depending on member schedules and holidays.