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Bridges. Aimee Pacchiarotti Kayleigh Rohm Pd.1. History of Bridges. Thousands of years ago Russians crossed a land bridge into the new world of what in now North America, coming into the land of what is now Alaska.

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Bridges

Bridges

Aimee Pacchiarotti

Kayleigh Rohm

Pd.1


History of bridges
History of Bridges

Thousands of years ago Russians crossed a land bridge into the new world of what in now North America, coming into the land of what is now Alaska.

The “Land Bridge” connecting Alaska and Russia was a glacier that came up out of the ocean.


History of bridges1
History of Bridges

On April 5th, 1998, after 10 years of construction, Japan cuts a ribbon opening the worlds largest bridge, The Akashi Kaikyo Bridge(also know as the Pearl Bridge).

The bridge has a record span of 1,991 meters and cost about 500 billion yen($3.6 billion).


History of bridges2
History of Bridges

43 A.D. the Romans needed to build a bridge to get across the Thames River. On two hills, the Romans built the London Bridge.

In 61 A.D. The London Bridge was burned down and rebuilt a few years later.


History of bridges3
History of Bridges

In 1890, the Walnut Street Bridge, connecting down town Chattanooga to the Nort Shore, was built that had a 2,376 foot span. In 1973 the bridge closed down, and nearly a decade later it was re-open as a pedestrian walkway.


History of bridges4
History of Bridges

Minneapolis, a bumper-to-bumper traffic day made a turn for the worse. The entire interstate broke and collasped into the Mississippi River below. 60 were taken to the hospital, 20 were missing, and at least seven are reported dead.


History of bridges5
History of Bridges

1986 The Mandovi Bridge in Goa collapsed after 16 years of service. The design of the bridges was not sturrdy enough and the parts were not well kept.


History of bridges6
History of bridges

December 15th, 1967, A US highway 35 collasped around 5p.m. The 2,235 ft suspention bridge’s piers were not connected right, causing the 39 year old bridge to fall.


Web sites
Web Sites

  • http://whyfiles.org/061polar/anthro.html

  • http://www.woodlands-junior.kent.sch.uk/customs/questions/london/history.htm

  • http://www.tfhrc.gov/pubrds/julaug98/worlds.htm

  • http://en.wikipedia.org/wiki/Walnut_Street_Bridge_(Tennessee)

  • http://www.msnbc.msn.com/id/20079534/

  • http://www.projectsmonitor.com/detailnews.asp?newsid=8976


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