The Local Road Research Board publishes a wide range of transportation-related educational materials. Our most recent and popular guidebooks, manuals and courses are available below. For all research reports, go here.
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This best practices guide is designed to help the average local transportation practitioner communicate about transportation and public works topics more effectively on social media. It includes examples and tips from peer agencies of all sizes that local agencies can use to improve communication to citizens.
Interested in expanding your skills to include computer software for roadway and civil design? Don’t miss your chance to join us for this virtual course. Part of Minnesota LTAP’s Roadway Design Using AutoCAD and Civil 3D training series, this 10-week course serves as an introduction to AutoCAD software and civil plan development.
New research explores the environmental impacts of potassium acetate, which is effective on ice at lower temperatures. Researchers investigated the fate, transport and degradation of potassium acetate used as a deicer or anti-icer, and its toxicity to biota.
Pavement conditions along Minnesota’s state-aid, county, city, and township roads are anticipated to deteriorate based on current funding levels. New research identifies factors that impact maintenance spending and provides recommendations to help local governments close maintenance funding gaps.
A new tool will help local road engineers reliably estimate the curing time of a cold in-place recycling (CIR) layer. This cost-effective and environmentally friendly asphalt repaving method will now be more efficient.
New research sponsored by the Local Road Research Board offers cost-effective methods that local governments can use to prevent harmful phosphorus from being released into Minnesota lakes and streams.
A new FAQ interactive resource guide helps local agencies prepare for and respond to Connected Autonomous Vehicle (CAV) changes.
The newly revised field handbook offers guidance for snow plow operators on tools, best practices, and limitations for snow and ice control.
a new guide provides current information about manhole and catch basin installation and maintenance practices for municipal and county engineers.
New tools are available to help local agencies recruit, train, and retain workers in the short term, while others help promote career opportunities to students and feed the longer-term worker pipeline.
A new guidebook, video, and fact-sheet provides guidance on the use of full-depth reclamation for rehabilitating urban and suburban roads.
A quick reference guide for addressing seasonal movements at culverts and utilities. Topics include: causes of seasonal movement, susceptible soils, potential issues/evaluation, mitigation construction practices, utility trench treatment, and
This project produced an interactive guide that helps local agencies evaluate their transportation network preservation needs, communicate these needs to elected officials and the public, and select and implement strategies to address funding gaps.
A companion to the MnDOT Bicycle Facility Design Manual, this guide offers a quick reference to key resources, FAQs, and more related to bicycle facility selection, design, and operations.
A Quick Start Guide offers guidance on how to get started using GIS tools for managing public works assets.
Video demonstration of adaption of a Mack Super Truck from its usual winter snowplow configuration to also haul a much larger side-dumping trailer in summer. Includes fact sheet.
The LRRB has developed a comprehensive online course for turfgrass installers. A website provides guidance to homeowners living near new turfgrass installations.
New pavement preservation guidance helps local road agencies review accessible and effective options for preserving the condition of local asphalt pavements.
The guide focuses on the requirements of Minnesota statutes, including the powers they grant to local agencies to issue permits, require quality mapping and expect timely progress.
A practitioner-ready guide for converting severely distressed low-volume paved roads to improved, easily maintained gravel roads. The guide includes decision-making tools and an online webinar for training