belled caisson

belled caisson

[′beld ′kā‚sän]
(civil engineering)
A type of drilled caisson with a flared bottom.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

belled caisson

A caisson having an enlarged base.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.