MOORHEAD, Minn. – The next phase of construction on 40th Ave. S. in Moorhead has begun. The street is closed from 11th St. S. to 16th St. S. The road has been reopened from 8th St. S. to 11th St. S. and 16th St. S. to 20th St. S.This part of work is expected to last up to six weeks. A roundabout is being built at 40th Ave. S. and 14th St. S. near Reinertsen Elementary where nine-year-old Adam Amin was struck and killed by a city truck.