control joint

control joint

[kən′trōl ‚jȯint]

(civil engineering)

An expansion joint in masonry to allow movement due to expansion and contraction.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

control joint

A joint that is premolded, tooled, or sawed, and installed to prevent shrinkage of large areas. It creates a deliberately weakened section to induce cracking at the chosen location rather than at random. See also: Joint

Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

control joint

control joint

A groove which is formed, sawed, or tooled in a concrete or masonry structure to regulate the location and amount of cracking and separation resulting from the dimensional change of different parts of the structure, thereby avoiding the development of high stresses.

McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.