erection tower[i′rek·shən ‚tau̇·ər]
A temporary framework built at a construction site for hoisting equipment.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
At a construction site, a temporary framework used in hoisting building components or equipment.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.