Revision as of 04:27, 28 December 2006 by Ok(talk | contribs)(Based on Glossary of Bridge Terminology; Chapter LXXX of J.A.L. Waddell's Bridge Engineering (New York: Wiley, 1916))
A coping projecting from the shaft of a pier above the elevation of high water, used for enlarging the lower portion of the pier and its base, thereby increasing the stability and reducing the foundation pressure.