Mülheim (Ruhr) West station Mülheim (Ruhr) West station Mülheim (Ruhr) West station is located in the German city of Mülheim in the German state of North Rhine-Westphalia. It is on the Witten/Dortmund–Oberhausen/Duisburg line and is classified by Deutsche Bahn as a category 5 station. The station was opened 1 March 1862 by the Bergisch-Märkische Railway Company and was called "Mülheim (BM)" station until 1892, when it was renamed "Mülheim (Ruhr)". Although it was larger than the station now known as Mülheim (Ruhr) Hauptbahnhof, it was not accepted as the town's main station, because it was too far from its central area. On 26 May
S-train tunnel under the central station and the city centre. The high number of large cities in the Ruhr area promotes a polycentric network connecting all cities and suburbs. The "S-Bahn Rhein-Ruhr", as it is called, features few tunnels, and its routes are longer than those of other networks. The Ruhr S-Bahn is the only S-Bahn network to be run by more than one corporation in Germany, and the Salzburg S-Bahn holds a similar distinction in Austria. Most Swiss S-Bahn systems are multi-corporation networks, however. Most German S-Bahn networks have a unique ticket system, separated from the "Deutsche Bahn" rates, instead