Zürich Seebach railway station
Trains on the S6 provide a half-hourly connection to Zürich Hauptbahnhof station, taking 12 minutes for the journey via the southern connector and Oerlikon station. In the opposite direction, S6 trains continue to Baden station, taking 28 minutes for the journey. The station also sees significant through freight traffic, most of which takes the Furttal line in order to avoid passing through central Zürich, using the northern connector onto or off the Zürich–Winterthur line.
Sihltal Zürich Uetliberg Bahn
Both railway lines are constructed to . They are unusual in that, whilst the "Sihltalbahn" is electrified using the standard Swiss mainline system of overhead lines at 15 kV 16.7 Hz AC, the "Uetlibergbahn" is electrified using overhead lines at 1200 V DC. In order to avoid conflict on the common section, the "Uetlibergbahn" uses an overhead line offset from the centre of the track, and its cars are equipped with specially designed pantographs to collect from this.