Minnesota is home to one of the most prominent roadway testing facilities in the nation, known as MnROAD. Researchers there study how different pavement types hold up amid real-world traffic on Interstate 94 and Minnesota's extreme weather.
Audience Producer Ash Miller joined the Curious Minnesota podcast to discuss how MnROAD is helping engineers around the country design better roads.
Further reading:
Why a slice of I-94 west of the Twin Cities is a 'candyland for researchers' (July 2021 Curious Minnesota story)
Overview of the different types of roadway materials being studied at MnROAD (U.S. DOT)
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