Also found in: Acronyms.
cable duct[′kā·bəl ‚dəkt]
A pipe, either earthenware or concrete, through which prestressing wires or electric cable are pulled.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A rigid metal duct through which insulated electric conductors are run, generally conductors carrying large currents; for underground installations, concrete pipes usually are used.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.