cofferdam

[ kaw-fer-dam, kof-er- ]

/ ˈkɔ fərˌdæm, ˈkɒf ər- /

noun

a watertight enclosure placed or constructed in waterlogged soil or under water and pumped dry so that construction or repairs can proceed under normal conditions.

Nautical. a sealed void between two bulkheads, as for insulation or as an extra barrier to the escape of liquids or vapors.

Origin of cofferdam

First recorded in 1730–40; coffer + dam¹

Words nearby cofferdam

coffee spoon, coffee table, coffee-table book, coffee tree, coffer, cofferdam, coffered, Coffeyville, coffin, coffin bone, coffin corner

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for cofferdam

Referring to the cost of cofferdam work, we see that, in order to excavate the 58 cu.
Concrete Construction|Halbert P. Gillette
The lower part of C bulkhead was doubled and was in the form of a cofferdam.
Loss of the Steamship 'Titanic'|British Government
The whole was built in a cofferdam, quite dry, and the opening was a holiday.
Chambers's Edinburgh Journal, No. 429|Various
And the night shift began to repair the cofferdam for old Jezebel had dropped suddenly back into her old trail.
Still Jim|Honor Willsie Morrow

A hand pump served to keep the cofferdam dry enough for excavating; but in more open material a power pump is usually required.
Concrete Construction|Halbert P. Gillette

British Dictionary definitions for cofferdam

cofferdam

/ (ˈkɒfəˌdæm) /

noun

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

(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 & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	cofferdam
释义	cofferdam [ kaw-fer-dam, kof-er- ] / ˈkɔ fərˌdæm, ˈkɒf ər- / noun a watertight enclosure placed or constructed in waterlogged soil or under water and pumped dry so that construction or repairs can proceed under normal conditions. Nautical. a sealed void between two bulkheads, as for insulation or as an extra barrier to the escape of liquids or vapors. Origin of cofferdam First recorded in 1730–40; coffer + dam¹ Words nearby cofferdam coffee spoon, coffee table, coffee-table book, coffee tree, coffer, cofferdam, coffered, Coffeyville, coffin, coffin bone, coffin corner Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for cofferdam Referring to the cost of cofferdam work, we see that, in order to excavate the 58 cu. Concrete Construction\|Halbert P. Gillette The lower part of C bulkhead was doubled and was in the form of a cofferdam. Loss of the Steamship 'Titanic'\|British Government The whole was built in a cofferdam, quite dry, and the opening was a holiday. Chambers's Edinburgh Journal, No. 429\|Various And the night shift began to repair the cofferdam for old Jezebel had dropped suddenly back into her old trail. Still Jim\|Honor Willsie Morrow A hand pump served to keep the cofferdam dry enough for excavating; but in more open material a power pump is usually required. Concrete Construction\|Halbert P. Gillette British Dictionary definitions for cofferdam cofferdam / (ˈkɒfəˌdæm) / noun 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 (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 & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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