Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 367
1510^. MELAN BRIDGE.—A series of arched steelI beams, filled in with Portland cement concrete. Endsof beams resting against thrust plates. … i5iof. STEEL ARCHED CONCRETE BRIDGE, Thatchertype.—The concrete rib of the arch is reinforced by steel barson the inner and outer edge of the concrete rib. CONSTRUCTION AND DEVICES. 361
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.