liner plate cofferdam

liner plate cofferdam

[′līn·ər ‚plāt ′kȯf·ər‚dam]
(civil engineering)
A cofferdam made from steel plates about 16 inches (41 centimeters) high and 3 feet (91 centimeters) long, and corrugated for added stiffness.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.