cofferdam

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cof⋅fer⋅dam

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

–noun

1.	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.

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

Origin:
1730–40; coffer + dam ¹

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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cof·fer·dam (kô'fər-dām', kŏf'ər-)

A temporary watertight enclosure that is pumped dry to expose the bottom of a body of water so that construction, as of piers, may be undertaken.
A watertight chamber attached to the side of a ship to facilitate repairs below the water line.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Flood Control Products
Erosion Control & Geomembrane Supplier

www.northwestlinings.com

Cofferdam Construction
Hammer and Steel offers supplies and equipment for cofferdams.

www.hammersteel.com

Truline vinyl seawall
Superior dual-interlocking design with a smooth wall appearance.

www.truline.us/

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