Bridges are used to span gaps such as water(creeks, rivers, and harbors), roads and railway tracks. they are used by pedestrians, animals and vehicles. Bridges can make your journey safer, quicker and shorter.
Bridges are also know as: Aqueducts, Viaducts, Causeways and over passes.
There are a lot of different types of bridges but you will learn of the four major types of bridges on this website.