County Road 57 / N. Riverfront Drive between Good Counsel Drive and Augusta Drive, in Mankato, will be closed for reconstruction beginning May 3, 2021.  The entrance and exit ramps for the Riverfront Drive interchange with Hwy 14 will also be closed. Drivers should expect this closure to last until early September 2021.


Traffic will be detoured along posted routes.


This project consists of the installation of roundabouts at the TH 14 ramp intersections with County Road 57 / N. Riverfront Drive. The project also includes storm sewer, concrete curb and gutter, bituminous pavement, signage and lighting.