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Bridges

Bridges. By: Joe Anid Matt Ramos. Beam Bridges. Beam bridges are horisontal beams that are supported at each end by piers. Cantilever Bridges. Cantilever bridges are built by using cantilevers, which are horizontal beams supported on only one end. Arch Bridges.

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Bridges

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  1. Bridges By: Joe Anid Matt Ramos

  2. Beam Bridges • Beam bridges are horisontal beams that are supported at each end by piers.

  3. Cantilever Bridges • Cantilever bridges are built by using cantilevers, which are horizontal beams supported on only one end.

  4. Arch Bridges • Arch bridges are arch shaped and have abutments at each end.

  5. Truss Bridges • Truss bridges are composed of connected elements.

  6. Suspension Bridges • Suspension bridges are suspended from cables.

  7. History • The first bridges were made by nature, such as a fallen log across a stream.

  8. History • The first bridges made by humans were spans of logs, planks or stones.

  9. History • The greatest bridges of antiquity were the ancient Romans. The Romans built arch bridges and aqueducts that could stand in conditions that could damaged or destory earlier designs. An example is the Alcantara Bridge built over the river Tagus in Spain.

  10. History • The first suspension bridges were used by the Incas in the Andes mountains located in South America in the 1500.

  11. History • The first book on bridge engineering was written by Hubert Gautier in 1716.

  12. History • The oldest surviving stone bridge in China is the Zhaozhou Bridge built from 595 AD to 605 AD, during the Sui Dynasty.

  13. History • The Iron Bridge, located in Coalbrookdale, England was erected in 1779. It used cast iron for the first time as arches to cross the river Severn.

  14. History • During the Industrial Revolution, truss systems of wrought iron were developed for larger bridges. But iron wasnt strong enough, so they used steel to build larger bridges.

  15. History • The earliest beam bridges were simple logs that sat across streams and simple structures.

  16. History • The largest cantilever bridge is 549 meters (1,800 ft) in Quebec ,Canada.

  17. History • The earliest arch bridges were built by the Greek and include the Arkadiko Bridge.

  18. The Akashi-Kaiyo Bridge The Akashi-Kaiyo is the worlds largest suspension bridge. This bridge is also known as the Pearl Bridge. This bridge is located on Awaji Island. It is 1,991 meters (6,532 ft) long.

  19. Sio se pol Bridge Sio se pol means 33 bridge because of the 33 archs it has. It is located in Iran.

  20. The Salginatobel Bridge The Salginatobel Bridge is a reinforced concrete arch bridge designed by Swiss civil engineer Robert Mailart. It was built between 1929 & 1930 and is located in Schiers, Switzerland.

  21. The Juscelino Kubitschek Bridge The Juscelino Kubitschek Bridge is named after former Brazil president, Juscelino Kubitschek de Oliveira. This bridge is also known as the JK Bridge. It has an entire length of 1,200 m the cost of the bridge was 56.8 million.

  22. The Vorobyovy Gory Bridge The Vorobyovy Gory Bridge is 270 meters in length. This bridge was built in 1958, but in 1984, the bridge was plagued by corrosion and fell apart. In December 2002, it was newly renovated and renamed.

  23. Bibliography • http://en.wikipedia.org/wiki/Vorobyovy_Gory • http://en.wikipedia.org/wiki/Bridge#Beam_bridges • http://en.wikipedia.org/wiki/Akashi-Kaiky%C5%8D_Bridge • http://en.wikipedia.org/wiki/Si-o-se_Pol • http://en.wikipedia.org/wiki/Salginatobel_Bridge • http://en.wikipedia.org/wiki/Juscelino_Kubitschek_bridge

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