when did they build the sydney harbour bridge
Sydney Harbour Bridge Under the direction of Dr John Bradfield of the NSW Department of Public Works, the bridge was designed and built by British firm Dorman Long and Co Ltd of Middlesbrough and opened in 1932.[3][4] The bridge's design was influenced by the Hell Gate Bridge in New York City.[5] It is the sixth longest spanning-arch bridge in the world and the tallest steel arch bridge, measuring 134 m (440 ft) from top to water level.[6] It was also the world's widest long-span bridge, at 48.8 m (160 ft) wide, until construction of the new Port Mann Bridge in Vancouver was completed in 2012.[7][8]
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Sydney Opera House On 28 June 2007, the Sydney Opera House became a UNESCO World Heritage Site;[8] having been listed on the (now defunct) Register of the National Estate since 1980, the National Trust of Australia register since 1983, the City of Sydney Heritage Inventory since 2000, the New South Wales State Heritage Register since 2003, and the Australian National Heritage List since 2005.[9][10]
Premier of South Australia Steven Marshall is the current Premier, having served since 19 March 2018.