Ames Construction with design engineer Alliant Engineering found ways to go beyond MnDOT requirements in completing this design-build project ahead of schedule and with reduced impacts on vehicular traffic.

Collins Engineering is working with the Minnesota Dept. of Transportation on the restoration of the James J. Hill Stone Arch Bridge in Minneapolis.

Asphalt additives called rejuvenators show potential for facilitating higher proportions of recycled asphalt pavement in road mixes.

This extradosed bridge spans the St. Croix River between Oak Park Heights, Minn., and St. Joseph, Wis.. It is five times longer than any other extradosed bridge in the U.S.