Uetliberg railway line

Uetliberg railway line (S10)
View down the line towards Zürich from Triemli, showing gradient
Overview
StatusOperational
OwnerSihltal Zürich Uetliberg Bahn
LocaleZürich, Switzerland
Termini
Stations9
Service
TypeHeavy rail with light rail attributes, carrying an S-Bahn service
SystemZürich S-Bahn
Services1
Operator(s)Sihltal Zürich Uetliberg Bahn
Depot(s)Giesshübel
History
Opened1875
Technical
Line length10.3 km (6.4 mi)
Number of tracksMixture of single and double track
Track gauge1,435 mm (4 ft 8+12 in) standard gauge
Electrification15 kV  16.7 Hz AC
Maximum incline7.9%
Route diagram

km
-1.2
Zürich HB SZU
396 m
-0.2
Zürich Selnau
398 m
Sihltunnel
1296 m
0.0
ex. Zurich Selnau
(terminus until 1989)
414 m
link line to Zurich Wiedikon
Sihlbrücke Giesshübel (96 m)
1.1
Zürich Giesshübel
(not served)
SZU depot & workshop
1.4
Zürich Binz
421 m
1.9
Borrweg
crossing point
435 m
2.2
Zürich Friesenberg
446 m
2.6
Zürich Schweighof
459 m
3.2
Zürich Triemli
485 m
4.4
Berghof
crossing point
543 m
5.8
Uitikon Waldegg
620 m
7.0
Ringlikon
682 m
9.1
Uetliberg
813 m

The Uetliberg railway line (German: Uetlibergbahn) is a passenger railway line which runs from Zürich Hauptbahnhof (Zürich HB SZU underground platforms), the central station in the Swiss city of Zurich, through the city's western outskirts to near the summit of the Uetliberg, Zurich's Hausberg and local recreational area. The route serves as line S10 of Zurich S-Bahn, with the ZVV's standards zonal fares applying.

The line was opened in 1875 and electrified in 1923. In 1990 it was extended to its current terminus at Zürich HB SZU, beneath Zürich Hauptbahnhof. Today it is owned by the Sihltal Zürich Uetliberg Bahn, a company that also owns the Sihltal line, and operates other transport services.

The line has a maximum gradient of 7.9% and is the steepest standard gauge adhesion railway in Europe. It carries both leisure and local commuter traffic.