Suspension bridge types about each type of bridge. Provided the cables are of sufficiently high quality, suspension bridges are suitable for the longest spans. However, their construction costs are high, so that usually they are economical only for spans in excess of 1000 feet. Shorter spans often are constructed for aesthetic reasons. The economy of longer span suspension bridges is due to their relatively low weight, but because of the greater flexibility that comes with low weight these bridges are more suitable as road bridges than railroad bridges. Suspension bridge types A suspension bridge is any type of bridge that makes significant use
Dresden Suspension Railway the other being the much more conventional Dresden Cable Car. Both lines are operated by the Dresdner Verkehrsbetriebe AG, who also operate the city's tram, bus and ferry networks. Specific General Dresden Suspension Railway The Dresden Suspension Railway () is one of the oldest suspension railways — a kind of hanging monorail — in the world, having opened in 1901. It is situated in Dresden, Germany, and connects the districts of Loschwitz and Oberloschwitz (Rochwitz side). The line is long and is supported on 33 pillars. It was designed by Eugen Langen, who earlier designed the Wuppertal Suspension Railway, a