Pavement Marking Decision Tree – Project Level
The Pavement Marking Decision Tree is a handy guide to assist agencies in understanding their options when determining which pavement marking material is appropriate for their project.
Private: Transportation Research Syntheses
Resilient Communities Project Seeks Proposals from Local Agencies
The University of Minnesota’s Resilient Communities Project (RCP) is accepting proposals from local government agencies in Minnesota for assistance with projects that will begin fall 2023. Deadline for proposals is April 30, 2023.
Asphalt Crack Treatment FAQs and Technical Resources
An easy-to-use quick reference guide is now available that provides an overview of crack treatment to help agencies make decisions on how to best implement a crack treatment program.
Fog Sealing Chip Sealed Roads Can Improve Performance
A best practices manual is now available for local agencies to improve the chip seal experience. New research explored the cost-effectiveness of fog sealing over chip sealed roads, the ability of fog sealing to improve chip retention and fog sealing application methods.
LRRB Announces 2023 Research Projects
The Local Road Research Board has funded 26 new research and implementation projects to address issues facing the Minnesota transportation community, including the impacts of complete streets and the re-use of waste materials in sustainably designed soils.
Impacts of Deferred Maintenance in Minnesota
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 close funding gaps. A new fact sheet identifies the benefits of consistent maintenance.
LRRB Annual Report Now Available
The FY2022 LRRB At-A-Glance summarizes the LRRB’s research activities for the last fiscal year, detailing successful collaboration by Minnesota’s city and county transportation agencies to support research that improves our transportation infrastructure, enhances highway safety and integrates the local road system into the community.
Strategies for Effective Roundabout Speed Reduction
This report provides a resource for engineers to identify and select appropriate speed-reduction treatments for high-speed approaches to roundabouts. The research examines best practices and techniques that are the most effective at lowering approach speed.
Lake of the Woods County Project Featured in FHA Video
Lake of the Woods County’s Minnesota Mousetrap award winner is one of five projects featured in the Federal Highway Administration’s 2022 Build a Better Mousetrap Showcase video.
Introduction to Civil 3D Practical Application
Learn how to use CADD software to design a two-lane road. LTAP at the Center for Transportation Studies, University of Minnesota is offering a virtual training course to teach students how to use computer-aided design and drafting (CADD) software to design a simple county roadway using current MnDOT standards and guidelines. Part of Minnesota LTAP’s Roadway Design Using AutoCAD and Civil 3D series, the course runs from Feb. 14 to April 28.
20 Tips to Up Your Social Media Game
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.
Environmental Impacts of Potassium Acetate as a Road Salt Alternative (University of Minnesota)
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.
CEAM Webinar: Full Depth Reclamation for City Streets
Learn about the LRRB study, Full-Depth Reclamation for City Streets, at the CEAM webinar, Tuesday, Sept. 27 from noon to 1 p.m.
FHWA Webinar: Build a Better Mousetrap National Winners
Interested in learning about innovations from local agencies around the country? Join the webinar on Thursday, Sept. 15, 1 to 2:30 p.m. to hear from the winners of the 2022 Build a Better Mousetrap National Recognition Program.
Increasing Cold In-Place Recycling Efficiency for Pavement Rehabilitation
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.
Wet Pond Maintenance for Phosphorus Retention
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.
Build a Better Mousetrap Competition Winners Announced
Congratulations to this year’s Build a Better Mousetrap award recipients, who came up with creative innovations to solve everyday transportation challenges.
Autonomous Vehicles: What Should Local Agencies Expect?
A new FAQ interactive resource guide helps local agencies prepare for and respond to Connected Autonomous Vehicle (CAV) changes.
Minnesota Snow and Ice Control Handbook for Snowplow Operators
The newly revised field handbook offers guidance for snow plow operators on tools, best practices, and limitations for snow and ice control.
LRRB Announces 2022 Research Projects
The Local Road Research Board has funded 26 new research and implementation projects to address issues facing the Minnesota transportation community, including the impacts of complete streets and the re-use of waste materials in sustainably designed soils.