Minnesota Local Road Research Board
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
Learn about the LRRB study, Full-Depth Reclamation for City Streets, at the CEAM webinar, Tuesday, Sept. 27 from noon to 1 p.m.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
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.
by Julie Swiler
Congratulations to this year’s Build a Better Mousetrap award recipients, who came up with creative innovations to solve everyday transportation challenges.
by Julie Swiler
A new FAQ interactive resource guide helps local agencies prepare for and respond to Connected Autonomous Vehicle (CAV) changes.
by LRRB
The newly revised field handbook offers guidance for snow plow operators on tools, best practices, and limitations for snow and ice control.
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.
A new guide provides current information about manhole and catch basin installation and maintenance practices for municipal and county engineers.
Minnesota LTAP is offering a new training series: Roadway Design Using AutoCAD and Civil 3D.
Will your agency need an intern next summer but you’re not sure how to find one? The Local Agency Transportation Internship Program (LATIP) connects local agency employers across Minnesota with current students pursuing careers in the field of transportation.