why bridges collapse?

why bridges collapse? why bridges collapse? bridge collapses can be tragic events, leading to loss of life and serious property damage. that's why bridge engineers, designers and builders must always take their jobs very seriously. the following are main reasons why bridges fall. earthquakes earthquakes cause damage to all structures, including bridges. during construction a large number of bridge accidents occur during the construction of the bridge itself. by defect bridge collapse could happen because inferior-quality material was used in the construction, or because of a defect in a key piece of the bridge. boat or train crash boats and trains can cause a bridge to collapse for different reasons. image1.jpeg image2.jpeg image3.jpeg image4.jpeg image5.jpeg image6.jpeg image7.jpeg /docpr...

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