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The Sydney Harbour Bridge is a steel through arch bridge in Sydney, New South Wales, Australia, spanning Sydney Harbour from the central business district (CBD) to the North Shore. The view of the bridge, the Harbour, and the nearby Sydney Opera House is widely regarded as an iconic image of Sydney, and of Australia itself.
The building of the bridge coincided with the construction of a system of underground railways in Sydney's Central business district, known today as the City Circle, and the bridge was designed with this in mind. The bridge was designed to carry four lanes of road traffic, flanked on each side by two railway tracks and a footpath.
Freeman in 1949 The Sydney Harbour Bridge in 2019. Sir Ralph Freeman (27 November 1880 – 11 March 1950) was an English structural engineer, responsible for the design of several of the world's most impressive bridges.
Selfe's winning design for the proposed Harbour Bridge c. 1903. By the late 1890s a harbour crossing and a city railway extension were again on the agenda. The Lyne government committed to building the new Central Railway Station, and organised a worldwide competition for the design and construction of a Harbour Bridge.
From 1924 to 1932 Ennis was resident in Australia to manage the construction of Sydney Harbour Bridge. [10] [11] Upon his return to Britain in 1932, Ennis was appointed managing director of Dorman Long. [12] Under his tenure the firm built a large steelworks at Warrenby, Redcar. [13] He died in 1938. [14]
Kathleen M. Butler (27 February 1891 – 19 July 1972) was nicknamed the "Godmother of Sydney Harbour Bridge" [1] and also known as the "Bridge Girl". [2] As the first person appointed to Chief Engineer J. J. C. Bradfield's team, as his Confidential Secretary, (a role which today would be called a technical adviser or project planner), she managed the international tendering process and ...
Bradfield Highway is a 2.1-kilometre (1.3 mi) [2] highway that crosses the Sydney Harbour Bridge in Sydney, New South Wales and is one of the shortest highways in Australia. . It opened along with the bridge itself on 19 March 1932 and was named in honour of John Bradfield, the engineer who designed and helped construct
The Allan truss bridge is named after Percy Allan, a famous Australian engineer who designed this bridge type. His design consisted of vertical and diagonal arrangements comprising a combination of timber and iron elements. The timber elements were designed to be in compression and the iron elements in tension. Allen's design followed extensive ...