https://vibookmark.com/News/mechanical-dredging/ Mechanical dredging, however, operates in batch processes, which can slow down sediment removal. Backhoe dredgers have an engine that powers a hydraulic pump that supplies fluid to move the boom, or arm, and bucket into position to scoop up muck and sediment - mechanical dredge. Fri, 11 Jul 2025 09:57:21 UTC en