Definition of dewater in English:

dewater

verb

[with object]
  • 1Drain (a waterlogged or flooded area)

    ‘a study will determine the impact of dewatering in the Humboldt Basin area’
    • ‘These were recovered after the upper level of the Champion mine was dewatered by Nordlander and his partner and some minimal mining on the vein took place.’
    • ‘Phase I called for dewatering and rehabilitating the No.6 shaft, sinking the shaft to the 45th level, cutting seven level stations, and diamond drilling the conglomerate bed.’
    • ‘The program would include installing a surface plant and dewatering the No.3 shaft to the 9th level, followed by drifting on that level and test stoping the Calumet and Hecla Conglomerate lode.’
    • ‘The road travels through soft areas that require extensive dewatering and stabilization with imported materials.’
    • ‘We began by dewatering the site, followed by a geophysical survey and excavation of nearly 20 m2.’
    • ‘Millions of dollars were spent in dewatering the Centennial mine, deepening both the No.3 and No.6 shafts, and constructing a pilot concentrator plant that milled ore from June 1975 to October 1976.’
    • ‘Construction dewatering was accomplished by using monitoring wells to confirm performance.’
    • ‘Because these specimens were collected after the mine had been flooded and subsequently dewatered, the rhombohedra show considerable etching caused by acidic mine waters.’
    • ‘‘Then we put a pump inside the pipe and begin dewatering,’ explains Barnett.’
    • ‘It dewatered the mine and did some mining and smelting on the site.’
    • ‘The saga of the Bristol mine relates to its death in 1934-when it closed during the Depression - and its rebirth in 1948-when new owners dewatered the mine and began production.’
    • ‘After dewatering, installation of electricity, telephone and rock and cable bolting the mine was ready to take its first visitors.’
    • ‘It was hard to get suction because our pump is designed for dewatering something on our ship, not a little boat like this.’
    • ‘Within only a few hours all the shafts had been dewatered and mining at the lower levels could continue, providing work for additional men.’
    • ‘Here in Florida, any road construction requires the entire site be dewatered.’
    • ‘The gallery is dewatered by two pumping stations and via the middle access.’
    • ‘He said the monitoring committee, which includes Dúchas, examined dewatering of the area and the effect this would have on the fen.’
    • ‘We had asked the person whose job it was to dewater both worksite and access ways, to do so…’
    • ‘This company needed the remainder of that year just to dewater the mine.’
    • ‘It was clear that the site would have to be dewatered before further work could be conducted.’
    1. 1.1 Remove water from (sediment or waste materials)
      ‘in theory, this equipment could dewater sewage sludge, but that would require more development’
      • ‘‘When the sludge gets dewatered, it becomes a cake,’ Andersen explains.’
      • ‘Mud volcanoes indicate that this subcretion occurs where dewatering stiffens the subducted sediments.’
      • ‘The frequent occurrence of sediment dewatering structures (notably in facies V) provides ample evidence for high sedimentation rates.’
      • ‘In its vertical configuration, the system has been adapted successfully as a filter press for cost-effective sludge dewatering.’
      • ‘Anglian Water wants to build the new sludge dewatering plant at its Stock Road works and plans to close a pipeline to take sewage to Stambridge for treatment, built only five years ago.’
      • ‘We need to identify their migration pathways through the dewatering, compacting and deforming sediments to better understand the hydrogeologic and sedimentary processes in sedimentary basins and continental margins.’
      • ‘It said the time taken for the sludge to travel the 6km from Southend to Stambridge caused a build-up of hydrogen sulphide and has corroded the equipment in the dewatering plant, as well as presented a health risk to workers there.’
      • ‘Freezing has been demonstrated to improve dewatering in manure, improving settling and filtering.’
      • ‘When they are 95 per cent dewatered, sludges are put into pellet form - superior for disposal purposes because in becoming pellets, nearly all of the pathogenic bacteria are killed.’
      • ‘The upgraded and refurbished plant has a new intake system, an upgraded and refurbished treatment plant, a new clearwater tank and pumping station and a sludge processing and dewatering facility.’
      • ‘It seems my ever over-optimistic supervisor, John Bartlett, thinks it is time I published a review paper on sludge dewatering for a peer reviewed journal.’
      • ‘Besides the ‘high quality of effluent’ discharged into the nearby Klipspruit River, Olifantsvlei thickens, dewaters and composts 100 tons of sludge it receives each day, in one of the largest composting facilities in the world.’
      • ‘Inorganic sedimentary structures such as gas-evasion marks, load and dewatering structures, are common in the Twitya Formation.’
      • ‘With this pressure gone, the weight of the sediments would dewater the sediments by squeezing the water up through all of the sediment layers, carrying with it sand and silt and leaving it in ever-widening cracks called clastic dykes.’
      • ‘The sediments from Dunure are frequently rippled and show examples of dewatering structures, desiccation cracks and foam marks.’

Pronunciation

dewater

/diːˈwɔːtə/