Dredging machine

a machine (commonly on a boat) used to scoop up mud, gravel, or obstructions from the bottom of rivers, docks, etc., so as to deepen them.

See also: Dredge

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The massive dredging machine was freighted to Lac La Biche on the A & GW railroad, and then placed on a 30 by 30 foot barge.
The Hassan Group, Istanbul, Turkey, was established prior to World War II in 1939 by Hassan Sisman as the first producer of padding material utilizing nonwoven methods in Turkey Eventually the company added handmade cotton padding to its production capabilities and its small workshop was expanded soon after the war with the company's first dredging machine. Since then the company has continued to grow and the 60-year-old group currently consists of seven production plants that manufacture a vast amount of nonwoven products through a variety of processes.
Participating countries will showcase their traditional maritime craftsmanship and tools, including shipbuilding, ropes, sail and dredging machine, at a market at the festival.
Furthermore, maritime crafts market will be organised for the participating countries to display traditional maritime craftsmanship and tools including shipbuilding, ropes, sail and dredging machine. The festival will also feature demonstrations of pearl extracting from oyster and others as well as games and workshops for children.
In addition, participating countries will organise a maritime and crafts market showcasing traditional industries such as shipbuilding, ropes, sail and dredging machine, pearl extracting from oyster and others, as well as folklore teams, games and children's workshops.
According to MMDA Supervising Operations Officer Bong Nebrija, the DPWH will have to tear-down one lane to put its dredging machine in order to lift the Sevilla Bridge.
Arnold Ocampo of the Department of Public Works and Highways (DPWH) Central Luzon regional office shows the tons of mud being spewed by a giant dredging machine from the Almacen River, last Wednesday to prove that work on the flood mitigation project in northern Bataan is ongoing.