The Theodore Roosevelt Expressway Association's mission is to assist in: Growing the Great Plains Region with our partner organizations through corridor development, marketing initiatives, and trade promotion opportunities nationally and internationally.
Theodore Roosevelt Expressway The Theodore Roosevelt Expressway Association's mission is to assist in: Growing the Great Plains Region with our partner organizations through corridor development, marketing initiatives, and trade promotion opportunities nationally and internationally.
Theodore Roosevelt Expressway
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Welcome
The Theodore Roosevelt Expressway (TRE) is the Northern third of the Ports to Plains Alliance. It runs from Rapid City, SD to Canada through the Port of Raymond in Montana.

The TRE begins in Rapid City and flows through the cities of Spearfish, Belle Fourche, Bowman, Belfield, Watford City, Williston, Culbertson, Plentywood, and finally through the Port of Raymond into Canada.
Membership
The Theodore Roosevelt Expressway Association is a membership driven organization. Discover more about us and consider becoming a member.
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News/Events

10/29/2026 EXPANSION WORK CONTINUES ON ONE OF NORTH DAKOTA’S BUSIEST HIGHWAYS
There are big road construction projects, and then there’s the Highway 85 project. It’s one of the biggest in the history of the North Dakota Department of Transportation. The ultimate goal is to make Highway 85 four lanes from Canada all the way to Mexico.
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07/13/2026 THE TERRAIN IS TRICKY ON THIS HIGHWAY 85 JOB NEAR WATFORD CITY, ND, BUT WHAT A VIEW
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