The Interstate 35 bridge that collapsed in Minneapolis was a truss bridge, one of six main bridge types. Here's a quick look at the different types: A truss bridge is a bridge composed of connected ...

Of the 756 American bridges that share a design with the collapsed Minnesota span, almost a quarter stand in Ohio. They're not flashy, just roads atop trusses, a mishmash of connected steel sticks ...

Today, Black Bridge carries trains over the Codorus Creek as railroad traffic moves between York and Emigsville. This bridge is a prominent feature viewable from the new section of the rail trail, ...

To most people, a bridge is simply an assembly that allows travelers to move safely across a river or gorge. But to Christina Terpeluk, a Johns Hopkins senior from Chestertown, Md., a bridge can be a ...