Swan River (Western Australia) from north to south. Point Walter has a protruding spit that extends up to into the river, forcing river traffic to detour around it. The river narrows between Chidley Point and Blackwall Reach, curving around Point Roe and Preston Point before narrowing into the harbour. Stirling Bridge and the Fremantle Traffic Bridge cross the river north of the rivermouth. The Swan River empties into the Indian Ocean at Fremantle Harbour. Plant and animal life found in or near the Swan-Canning Estuary include: The river was named "Swarte Swaene-Revier" by Dutch explorer, Willem de Vlamingh in 1697, after the famous black
Tacoma Narrows Bridge (1940) main gallery regarding the 1940 bridge, its collapse, and the subsequent two bridges. Othmar Ammann, a leading bridge designer and member of the Federal Works Agency Commission investigating the collapse of the Tacoma Narrows Bridge, wrote: Following the incident, engineers took extra caution to incorporate aerodynamics into their designs, and wind-tunnel testing of designs was eventually made mandatory. The Bronx Whitestone Bridge, which is of similar design to the 1940 Tacoma Narrows Bridge, was reinforced shortly after the collapse. Fourteen-foot-high (4.3 m) steel trusses were installed on both sides of the deck in 1943 to weigh down and stiffen the