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Riyanna Rae Flores

on 8 August 2015

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Transcript of FAMOUS PARABOLIC ARTS - Group 3

> It is a steel through arch bridge across Sydney Harbour that carries rail, vehicular, bicycle, and pedestrian traffic between the Sydney Central Business District and the North Shore.

>The facility formally opened on 20 October 1973.
>In 1956 the NSW Government called an open-ended international design competition and appointed an independent jury. The competition brief provided broad specifications to attract the best design talent in the world; it did not specify design parameters or set a cost limit.
> Sydney Opera House is a multi-venue performing arts centre in Sydney, is a masterpiece of late modern architecture. It is admired internationally and proudly treasured by the people of Australia.

who understood and recognised the potential provided by the site against the stunning backdrop of Sydney Harbour.
> The distinctive roof comprises sets of interlocking vaulted ‘shells’ set upon a vast terraced platform and surrounded by terrace areas that function as pedestrianconcourses.
> The Construction of the Arch began February 12, 1963 and was completed on October 28, 1965.
>The structure was built as a monument to the vision of Thomas Jefferson and St. Louis’ role in the westward expansion of the United States.
> The Gateway Arch is the tallest man-made monument in the United
States (630 feet, or 192 meters) and the second tallest freestanding
monument in the world after the Eiffel Tower.
It was built at Sydney, New South Wales, Australia.
Good morning everyone! We Group 3 from Grade 9 Zinc and we are here to present the different parabolic arches that are known throughout the world.
> John Bradfield
> Ralph Freeman
> Dorman Long and Co Ltd
Engr. Ralph Freeman
Engr. John Bradfield
>It was built at Sydney Harbour, Parramatta River, NSW, Australia.
July 28, 1923 when Sydney Harbour Bridge, Construction started
>St. Louis in the U.S. state of Missouri.
>Modern-day Australians are so used to the Sydney Harbour Bridge that it is almost impossible to imagine a time when there wasn’t a bridge across the harbour, let alone a different bridge to the one we have.
> The primary construction materials used to build the Gateway arch were steel and concrete.

> The Gateway arch was erected section-by-section (a total of 142 sections) on foundations that are about 60 feet deep. Each section resembled a steel triangle that narrowed as they got closer to the top. Huge cranes and derricks were used to raise the sections into place.

> In total, the structure weighs 17,246 tons. It would weigh much more if it weren’t mainly hollow. The hollow design reduced the overall weight and allowed for the inclusion of a tram system that transports visitors to the top, where there is an observation deck with 16 windows on each side. On a clear day, you can see approximately 30 miles.
> It was created by a young architect named
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