0 present participle of dredge --
1 to remove unwanted things from the bottom of a river, lake, etc. using a boat or special device: --
They provide the necessary safeguards and powers for such things as dredging work, raising wrecks, buoying and lighting the harbour.
I will try to pick up the threads of the argument on navigational dredging.
Mineral extraction, quarrying and the dredging of aggregates have a damaging impact on the environment.
Bruce had onboard an extensive array of equipment for sounding, trawling, and dredging in deep water, and devices for measuring temperature and sampling sea water at different depths.
Dredging of the sediments from the intake ponds is needed to ensure that sufficient water can be fed into the pipelines to turn the turbines at the hydro-electric power plants.
Outside, the mill pond had filled with sediment, and material from dredging and abandoned enterprises had covered the lowest windows and obscured the hydraulic interventions of dam and leat.
The first question is also of great practical relevance (navigation, off-shore industry, dredging activities).
Reduced-impact logging may reduce dredging costs by about 30 per cent.
