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lattice girder[′lad·əs ‚gərd·ər]
An open girder, beam, or column built from members joined and braced by intersecting diagonal bars. Also known as open-web girder.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
lattice girder, lattice beam
An open girder in which the web consists of diagonal pieces arranged like latticework.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.