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Carver and Sibley Counties lie just southwest of the city of Minneapolis. Topographically, the earth is relatively level, yet the area suffers the same aspects of roadway degradation as any other point in the state. As such, road maintenance and rehabilitation are key aspects of the Minnesota DOT’s…
February 03, 2021
Car manufacturers know that first impressions are important, even when it comes to sound. But before potential buyers ever hear a new vehicle’s engine vroom or subwoofers boom, the first sound they encounter is the door slam. Car doors used to close with a satisfying thud, but modern innovations…
October 06, 2020
How the Minnesota Valley Transit Authority prepares for winter
Image: Minnesota Valley Transit Authority
If you don’t prepare, you won’t be able to manage Minnesota winters. This is according to Minnesota Valley Transit Authority (MVTA) Fleet Manager Dan Rudiger, who oversees a fleet division with 22 mechanics who work around the clock five days a week to keep a fleet of 169 buses in service in two…
September 24, 2020
The International Road Assessment Programme (iRAP) and 3M announced today that 3M has become a Global Programme Partner in iRAP’s Star Rating for Schools (SR4S) programme. 3M will provide an annual contribution to support the programme and its goal of ensuring that children are able to travel…
June 11, 2020
Construction included deck removal prior to paint blasting.
Construction included deck removal prior to paint blasting.
Spanning the mighty Mississippi River, the historic Winona Bridge recently underwent a rehabilitation that represents a balance of historic bridge preservation standards and modern bridge design provisions—notably provisions related to internal redundancy. The success of balancing federal laws that…
February 03, 2020
Four studies have shown that soil quality is not harmed by slurry deposition, and at least some vegetation responds favorably to it.
Four studies have shown that soil quality is not harmed by slurry deposition, and at least some vegetation responds favorably to it. Photo: J Roberts
What is slurry? The dictionary defines slurry as “a watery mixture of insoluble matter.” The word describes a physical state and not a mixture’s components; countless kinds of slurry exist across many industries. Therefore, the environmental effects of a given slurry can only be determined by…
February 03, 2020
When you gotta go, you gotta go. Unless you’re a bus driver, in which case you gotta hold it. The Amalgamated Transit Union (ATU), the largest union representing transit workers in the U.S. and Canada, released a survey in October revealing that 79% of drivers feel there is not enough time built…
January 02, 2020
Residents along county roadways in Minnesota complained about the noises coming from vehicles driving over rumble strips, viewing it as a nuisance impacting quality of life.
Residents along county roadways in Minnesota complained about the noises coming from vehicles driving over rumble strips, viewing it as a nuisance impacting quality of life.
Applying research. It’s simple, right? How hard can it be? Especially if one believes the ancient Chinese proverb: Tell me and I forget, teach me and I remember, involve me and I learn. If it is really that simple, why does good research go unapplied? Why do we continue to replicate the same…
July 03, 2019
Rural intersections continue to be the second leading contributor of serious crashes in Minnesota. Specifically, these crashes typically occur when drivers on a minor road move into the intersection with an insufficient gap between vehicles on a major road, resulting in right-angle crashes. In…
June 05, 2019
Automated vehicle technology is rapidly advancing and has the potential to revolutionize the transportation industry. Significant work is being done around the country to research, test and deploy automated vehicles. However, much of this effort is taking place in warm-weather, ideal-climate states…
May 08, 2019
The Smith Avenue Bridge, known as the High Bridge, spanning the Mississippi River in St. Paul, Minn., consists of three continuous tied steel arch main spans with steel multi-girder approach spans. Originally constructed in 1987, the main spans consist of a 502-ft full arch (Span 4) and two half…
April 01, 2019
The Minnesota Department of Transportation (MnDOT) Foundations Unit is responsible for providing geotechnical engineering services to a variety of internal clients including the Bridge Office as well as the design, construction, and maintenance groups within eight regional MnDOT districts. While…
March 25, 2019
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