CORRESPONDENCE ON SYDNEY HARBOUR BRIDGE.

Keywords: BRIDGES, HARBOURS, PYLONS, AESTHETICS, RIVETS, JOINTS, SPANS, LONG SPAN, COSTS, TENDERS, STEEL, ARCHES, RAILWAYS, COMPRESSIVE, STRESS, HANGERS, PIERS, MEMBERS, BIDDING, ECONOMICS, DESIGN, SUSPENSION, DEFLECTION, RIGIDITY, LOADS, MEASUREMENT, ERECTION, GUSSET, APPROACHES, ROADWAYS, FOOTWAYS, QUALITY, SILICON, COMPRESSION, MEMBERS, TEMPERATURE, BEARINGS, STRAIN, SYDNEY, NEW SOUTH WALES, AUSTRALIA