CORRESPONDENCE. THE ERECTION OF IRON BRIDGES.

Keywords: ERECTION, IRON, BRIDGES, SCAFFOLDING, TIMBER, GIRDERS, ROLLING, CORBELS, CANTILEVER, SPANS, ARCHES, ANCHORAGES, TEMPORARY, LATTICE, LAUNCHING, JACK UP, ROPES, LABOUR, JOINTS, FLOATING, SYAM BRIDGE, ALEXANDER III B, KISTNA BRIDGE, PENNAIR BRIDGE, CAUVERY BRIDGE, OHIO RIVER, PITTSBURG, PRETORI, FRANCE, INDIA, SOUTH AFRICA, USA