Shot of the shovel of an excavator on a pontoon next to a ship, deepening a canal SLOMO

dredging water dredge excavator excavation industry dredger equipment work vessel shipping channel reclamation mud boat transportation ship technology construction engineering cleaning tank engine stream gravel lifting waterway clearance clearing industrial maintenance waterway crane machine machinery bulldozer heavy deepening dig shovel cargo hull soil sediment pontoon hydraulic canal disposal scoop slomo