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Bridge Essay

  • Submitted by: lennon68
  • on September 3, 2013
  • Category: Miscellaneous
  • Length: 2,220 words

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Below is an essay on "Bridge" from Anti Essays, your source for research papers, essays, and term paper examples.

Image Gallery: Bridges
Image Gallery: Bridges

FBI agents investigate the collapse of the I-35W Bridge in Minneapolis, a disaster apparently caused by an inherent design weakness. See more bridge pictures.

Scott Olson/Getty Images

You may not think about the bridges you cross on your way to work, but they're far more than pretty structures that make your commute manageable. Bridges are crucial transportation links that carry road and rail traffic across rivers, gorges or other roads. When a bridge collapses or closes for repairs, it can cause massive traffic problems or strand people altogether, if they live on an island.

Some of the most massive and expensive engineering projects in history have involved building bridges. Although the general physics of bridge-building have been established for thousands of years, every bridge presents complicated factors that must be taken into consideration, such as the geology of the surrounding area, the amount of traffic, weather and construction materials. Sometimes these factors are miscalculated, or something occurs that the bridge designers didn't expect. The result can be tragic.

As we go through this list of 10 reasons why bridges collapse, keep in mind that most bridge collapses are the result of multiple factors. For example, a flood that damages bridge piers might not have caused a collapse -- except for a design flaw and poor maintenance. Remove one of those factors and the bridge may have remained upright. On the other hand, sometimes a train smashes into a bridge and it just falls down. We'll consider the possibilities, starting on the next page.

Earthquakes cause damage to all structures, including bridges. Major earthquakes can bring about the collapse of dozens of buildings, but collapsed bridges are often the most visible signs of the havoc an earthquake can wreak. Amidst the rubble and devastation, the sight of a damaged bridge from TV news helicopters stands out and becomes the iconic image...

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Bridge. Anti Essays. Retrieved December 11, 2018, from the World Wide Web: http://parimatchstavki7.com/free-essays/Bridge-508253.html