Minnesota Local Road Research Board
The LRRB offers the following research programs for cities and counties, administered by the MnDOT Office of Research & Innovation and Minnesota LTAP.
For general inquiries or assistance pursuing a research idea, contact our program staff at (651) 366-3780 or research.dot@state.mn.us.
We sponsor academic and applied transportation research, sometimes in partnership with the state research program.
Search all LRRB and MnDOT Research Projects
The LRRB’s Research and Implementation Committee develops guidebooks, videos, training courses, field demonstrations, and other products to communicates the results of completed research. All active and completed projects are included in our LRRB research database.
Find our most popular products, including handbooks and manuals, at lrrb.org/resources.
A Transportation Research Synthesis is a limited scope, short turnaround research project to gauge the current state of practice in an area of interest. A TRS is useful in determining whether a full-blown research project is needed.
Search “TRS” in our research project database for past TRSs. Contact the LRRB to request a TRS for your area of interest.
The Operational Research Assistance Program for Local Transportation Groups (OPERA) funds small pilot projects that develop innovations related to methods, materials and equipment used in the construction and maintenance operations of local government organizations.
See funding criteria and past demonstration projects.
The MnDOT-LRRB test section tracker keeps track of innovative pavement practices being tried across Minnesota. Enter your own project or check out what other local agencies are doing.
The MnDOT Library is available to help cities and counties with their general information needs, including access to historic documents and transportation books.