cofferdam


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cof·fer·dam

 (kô′fər-dăm′, kŏf′ər-)
n.
1. A temporary watertight enclosure that is pumped dry to expose the bottom of a body of water so that construction, as of piers, can occur.
2. See caisson.

cofferdam

(ˈkɒfəˌdæm)
n
1. (Civil Engineering) a watertight structure, usually of sheet piling, that encloses an area under water, pumped dry to enable construction work to be carried out. Below a certain depth a caisson is required
2. (Nautical Terms) (on a ship) a compartment separating two bulkheads or floors, as for insulation or to serve as a barrier against the escape of gas or oil
Often shortened to: coffer

cof•fer•dam

(ˈkɔ fərˌdæm, ˈkɒf ər-)

n.
1. a temporary watertight enclosure for construction or repairs in waterlogged soil or under water.
2. a sealed void between two bulkheads that prevents the escape of liquids, heat, etc.
[1730–40]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cofferdam - large watertight chamber used for construction under watercofferdam - large watertight chamber used for construction under water
chamber - a natural or artificial enclosed space
Translations
arkkupato

cofferdam

[ˈkɒfədæm] Nataguía f

cofferdam

nCaisson m
References in periodicals archive ?
The engineers will design and build a temporary wall, most likely by piling into the seabed or carefully sinking precast concrete elements to create a cofferdam in the water across each end of the tunnel.
Dizzying shots show the central cofferdam, with the central pylon beginning to take shape.
Engineering experts overseeing the project said the torrential rains brought about by the LPA and 'Agaton' caused the base of the cofferdam to scour and totally submerge the structure.
Indeed, the colossal podium not only covers the entire 123,955m2 plot, but extends for four basement levels below grade, and all on a site immediately adjacent to the open water of the Dubai Creek - a situation that has required the erection of a cofferdam packed with a vast bulk of supporting earth.
She was previously on hand to see the first cofferdam section, used to lay the foundations for the bridge's central towers, sent out from the dock at Rosyth to take up position in the Firth of Forth.
In a partnership dedicated to temporary cofferdam dewatering on a wide variety of jobsites, including construction, remediation, rehabilitation, flood protection and in-water inspection, Rain for Rent and Portadam have merged industry-leading expertise and operational resources to deliver optimal performance and efficiency.
The firm had already taken delivery of steel piles to be used to build a cofferdam at its Graythorp site, near Hartlepool.
The nearly three-day-long inspection was also successful in identifying the cofferdam, a piece of containment equipment used during the Deepwater Horizon response, as the probable source of the surface sheen.
CEI also announced that it began building a cofferdam on the upper part of the Mtkvari HPP to ensure a dry working environment for the main dam construction works.
A Wildish Construction crew is building a cofferdam with the sandbags so it can then install a 96-inch pipe in the river for the Metropolitan Wastewater Management Commission.
Cardiff, by depositing its unwanted refuse in a constructed bund or cofferdam at sea on the mudflat area, could then have a solution to both problems, land increase and save money at an expected pounds 4m per year.
A cofferdam will be built to hold the water back and silt curtains will help prevent material from moving from one side of the lake to the other.