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The rigid frame supports were inclined welded steel legs resting on reinforced concrete thrust blocks. The structural steel in the bridge and its inclined supports was not coated, as the weathering steel used was designed to develop a protective patina over time.
The bridge was the first concrete-steel composite deck arch bridge built in the United States, [5] and incorporates the widest concrete arch in the Western Hemisphere. At 890 feet (270 m) above the Colorado River, it is the second highest bridge in the United States after the Royal Gorge Bridge near Cañon City, Colorado .
A thrust block, also known as a thrust box, is a specialised form of thrust bearing used in ships, to resist the thrust of the propeller shaft and transmit it to the hull. Early thrust boxes [ edit ]
Print/export Download as PDF; Printable version; In other projects ... Pages in category "Wave-dissipating concrete blocks" The following 8 pages are in this category ...
Print/export Download as PDF; Printable version; In other projects ... A concrete thrust block is being formed behind the new connection.
Wired.com reported on 13 April 2007 that a team from the University of Tehran, competing in a contest sponsored by the American Concrete Institute, demonstrated several blocks of concretes with abnormally high compressive strengths between 340 and 410 MPa (49,000 and 59,000 psi) at 28 days. [3]
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A well-known example of this type is the Sydney Harbour Bridge in Australia, which is based on the Hell Gate Bridge in New York City. [2] Other bridges include the Chaotianmen Bridge in China, the world's longest through arch bridge; [3] Tyne Bridge of Newcastle upon Tyne; the Bayonne Bridge that connects New York City to New Jersey, which is longer than the Sydney Harbour Bridge; the Ahwaz ...