The U.S. Army Corps of Engineers, Detroit District, recently awarded contracts for maintenance dredging of the Detroit River, Saginaw River and St. Clair River all in Michigan.
The contracts were separately awarded to Morrish-Wallace Construction Inc., of Cheboygan, Michigan, (d.b.a.) Ryba Marine Construction. These dredging projects help maintain the Great Lakes navigational channel to keep cargo moving – products like iron ore, limestone, coal and cement.