What are the ends of a bridge called?
Abutment: Abutments are the elements at the ends of a bridge, which provide support for it. They absorb many of the forces placed on the bridge and act as retaining walls that prevent the earth under the approach to the bridge from moving. Arch: An arch is a curved structure that spans an open space.
Why do they call it the Devil’s Bridge?
Like many similarly precarious spans across Europe, the Rakotzbrücke is known as a “devil’s bridge,” due to the colloquialism that such bridges were so dangerous or miraculous that they must have been built by Satan.
What are the 4 main types of bridges?
There are four basic types of bridges. These are Beam bridges, Arch bridges, Cantilever bridges and Suspension bridges.
What is the most expensive bridge to build?
The five-lane San Francisco–Oakland Bay toll bridge opened in 1963, but was left crippled by the Loma Prieta earthquake in 1989. In 2002, restoration and replacement work began on the bridge at an estimated cost of $6.3 billion (£3.8 billion).