Suspension bridge nearby Chain Bridge at Falls of Schuylkill (1808). The footbridge's span was 124 m, although its deck was only 0.45 m wide. Development of wire-cable suspension bridges dates to the temporary simple suspension bridge at Annonay built by Marc Seguin and his brothers in 1822. It spanned only 18 m. The first permanent wire cable suspension bridge was Guillaume Henri Dufour's Saint Antoine Bridge in Geneva of 1823, with two 40 m spans. The first with cables assembled in mid-air in the modern method was Joseph Chaley's Grand Pont Suspendu in Fribourg, in 1834. In the United States, the first
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