SUFFOLK, Va. -- Pumps from the Army Corps of Engineers’ hopper dredge Currituck, based out of Wilmington, N.C., filters sand from Bennett's Creek to increase the depth from 2- to 6-feet. The shallow draft dredging of the federal navigation channel here began April 20, 2013. Approximately 4,000 cubic yards of sand - equivalent to 450 dump trucks of sand – will be placed at the Craney Island Dredged Material Management Area in Portsmouth, Va.