Smart Solutions for Local Roads

Serving Minnesota’s local transportation practitioners through research, knowledge building, and the exploration and implementation of new technologies.

Search Active and Completed Research

Explore Research Topics

Find the latest research, guidebooks, webinars, and other tools.

Get Involved

The LRRB values your input. Our research ideas come from local practitioners, and they help guide our projects by participating on Technical Advisory Panels (TAPs).

Submit a Research Idea

Do you have a research idea or training need? Submit a short summary of your idea for funding consideration. You can share it on the LRRB-MnDOT IdeaScale website or ask your city or county engineer to submit at a State Aid pre-screening meeting.

Submit an idea on IdeaScale

Volunteer for a TAP

When you participate on a Technical Advisory Panel, you ensure that research results fit your needs and are applied in the most productive way in the field. Participation involves providing guidance to researchers, attending a limited number of meetings and reviewing research results.

Learn more and volunteer

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Latest News

LRRB Announces 2026 Research Projects

The Local Road Research Board has funded 31 new research and implementation projects to address issues facing the Minnesota transportation community including stormwater management, asphalt…

Local road in Minnesota on a spring day

Build a Better Mousetrap Winners Announced

Congratulations to this year’s Build a Better Mousetrap award recipients, whose creative innovations solved everyday transportation challenges. One winner solves the problem of slippery plow steps, the other helps maintain gravel roads year-round.

The Belly Scratcher, an attachment to road maintenance vehicles.