The West Gate Bridge in Melbourne is a steel box girder cable-stayed bridge in Melbourne spanning the Yarra River and at 2.56km is twice as long as the Sydney Harbour Bridge. An efficient design approach to bridge strengthening using standard grades of steel has accommodated an extra traffic lane in both directions at significantly lower cost of alternative methods of increasing vehicular capacity. In: steel Australia, June 2011, vol. 24 no. 2, pp. 12-14.
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