How trusses help to make bridges?

A “truss” is what you see when you look at a truss bridge from one of its sides. A truss is typically made up of a lot of triangles, but some uncommon truss designs don't have any. The purpose of a truss is to help a bridge support a load (car, train, person) from any point along the span of the bridge. read more

A bridge truss takes the weight of the cars and trucks passing over it and transfers it to the piers. What makes a truss different from other structures–rafters, say, for a roof, or arches for a bridge–is the clever and efficient way it carries the load. read more

Night lights illuminate the truss on Shanghai's Waibaidu Bridge. ChinaFotoPress/Contributor/Getty Images News Travel around the world, and you'll encounter dozens of variations on your standard beam bridge. read more

A “truss” is what you see when you look at a truss bridge from one of its sides. A truss is typically made up of a lot of triangles, but some uncommon truss designs don’t have any. The purpose of a truss is to help a bridge support a load (car, train, person) from any point along the span of the bridge. read more