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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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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

Collins English Dictionary – Complete and Unabridged © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003

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]
Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cofferdam - large watertight chamber used for construction under watercofferdamlarge watertight chamber used for construction under water

chamber – a natural or artificial enclosed space
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

Translations

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cofferdam

[ˈkɒfədæm] Nataguía f

Collins Spanish Dictionary – Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
References in periodicals archive?

The company dewatered seawater trapped within the cofferdam in only 45 days, in preparation for the construction.

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.

Investigations have placed the blame for the accident on the inadequate and unstable structure of steel cofferdams at the construction site, severe defects in the project procedures and regulation violations during the project supervision process, according to sources with the work safety committee under the Chongqing Municipal government.

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