Ribbon Cutting for New Overpass on 218 and C-57 Posted by scottsuhr on September 14, 2016 in Cedar Valley News A Ribbon Cutting Celebration has been planned for the completion of the U.S. 218/Black Hawk County Road C-57 interchange on Thursday, September 15 at 2:30pm. The event will be open to the public and will be held at the project site.