PEOPLE have been building bridges to connect one place to another since prehistoric times. Each of the more than 600 000 bridges found around the globe is unique and built with specific characteristics. These depend on requirements such as how long the bridge must be, where it’s situated and what it’ll be used for. These useful structures enable vehicles and people to cross difficult terrain where it’d be otherwise impossible.
If you often cross a bridge, imagine how difficult it would be if that bridge suddenly disappeared. Your journey would probably take a lot longer because you’d have to go around whatever obstacle the bridge was crossing.
Let’s find out more about the parts of a bridge that make it
