Great Lakes Dredge a Dock Co., LLC, Oak Road, Ill., was awarded on March 26 a $9,663,200 firm-fixed-price contract for the dredging of the Mississippi River harbors. Work is to be determined with each task order, with an estimated completion date of Dec. 31, 2010. Bids were solicited on the World Wide Web with two bids received. U.S. Army Engineer District Memphis, Memphis, Tenn., is the contracting activity (W912EQ-10-D-0011).