trench brace

trench brace

A device, usually adjustable in length, for supporting sheeting or other materials used to prevent collapse of the sidewalls of a ditch or trench.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
The elimination of cross trench braces in the unobstructed pit made the installation of the vaults much easier since the crew could pour the walls without having to work around or under any shielding components.