What are some interesting facts about beam bridges?


Quick Answer

An interesting fact about beam bridges is that the world's longest bridge is a beam bridge called the Lake Ponchartrain Causeway; it is nearly 24 miles in length. Beam bridges are not normally used for long distances because they weaken when the supports are far apart. A long stretch is actually composed of multiple beam bridges that have been put together using a process known as daisy chaining.

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Full Answer

A beam bridge, also known as a girder bridge, is the most inexpensive kind of bridge to build due to its simplicity. When broken down to its simplest form, the bridge is composed of a horizontal bridge supported at each end by a pier.

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