Frankfurt Hauptbahnhof low level to Hauptwache. In 1983, the Frankfurt S-Bahn tunnel was extended from Hauptwache to Konstablerwache and in 1990 to Frankfurt South station. In 1993, the S2 was diverted to run from Konstablerwache to Mühlberg station, before finally being extended in 2003 through a tunnel under Offenbach and connected over the Rodgau Railway to Dietzenbach. The electrification of the line to Limburg was completed in 1988. Since 2004 the Ländches Railway has been operated by vectus Verkehrsgesellschaft. The central bus station of the municipality is in front of to the station building. During construction of the Cologne–Frankfurt high-speed line, a track ran temporarily from the station to the high-speed line. This temporary connection was used for track laying on the new line. It climbed gradients of up to 5.5 percent. Tracks Track 1 (home platform): not regularly used (platform height: 38 cm, platform length: 231 m) Track 2: former siding, mostly for freight wagons; now closed Track 3 (platform 3/4): Regionalbahn/ Regional-Express/Hessische Landesbahn services to Limburg an der Lahn (platform height: 76 cm, platform length: 285 m) Track 4 (platform 3/4): HLB services to and from Wiesbaden (platform height: 76 cm, platform length: 285 m) Track 5 (platform 5/6): S-Bahn line 2 towards Dietzenbach via Frankfurt-Höchst and Frankfurt Hauptbahnhof (platform height: 76 cm, platform length: 259 m) Track 6 (platform 5/6): Regionalbahn/Regional-Express services towards Frankfurt Hauptbahnhof; HLB services to Wiesbaden (coming from Limburg) (platform height: 76 cm, platform length: 259 m) Track 7: through track for freight trains from Limburg Tracks 8–10: sidings, used mainly by HLB and the Rhine-Main S-Bahn. Track 11: operationally closed and connected only by points at the southern end of the station Buses Niedernhausen station is one of the central nodes in the Idstein area and is served by the Wiesbaden public transport and two regional bus routes: 22: Niedernhause-Oberjosbach–Niedernhausen–Wiesbaden-Naurod–Wiesbaden Pl. der dt. Einheit (ESWE Verkehrsgesellschaft) 231: Niedernhausen–Waldems-Wüstems (Rheingau-Taunus-Verkehrsgesellschaft) - This line connects the community of Waldems to the S-Bahn. 240: Niedernhausen–Taunusstein-Neuhof–Taunusstein-Hahn–(Wiesbaden) (RTV). Notes References Rhine-Main S-Bahn stations Railway stations in Hesse Railway stations in Germany opened in 1877 Buildings and structures in Rheingau-Taunus-Kreis