| S9 | |
|---|---|
&sq=&lang=&file=File:Frankfurt_S9.svg) | |
&sq=&lang=&file=File:DB_430_140_Frankfurt_Gateway_Gardens_2001241242.jpg) S9 to Wiesbaden Hbf at Gateway Gardens station | |
| Overview | |
| Status | Operational |
| Owner | Rhein-Main-Verkehrsverbund |
| Line number | 9 |
| Locale | Frankfurt Rhine-Main |
| Termini | |
| Stations | 26 |
| Service | |
| Type | Rapid transit, Commuter rail |
| System | S-Bahn Rhein-Main |
| Services | Taunus Railway, Main Railway, Citytunnel Frankfurt, Frankfurt Schlachthof–Hanau railway |
| Route number | 645.9 |
| Operator(s) | DB Regio |
| Depot(s) | Frankfurt Hbf |
| Rolling stock | DBAG Class 430 |
| History | |
| Opened | 2000 |
| Technical | |
| Line length | 66.1 km (41.1 mi) |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) standard gauge |
| Electrification | Overhead line |
The S9 service of the S-Bahn Rhein-Main system bearing the KBS (German scheduled railway route) number 645.9. It is largely concurrent with the S8 service, diverging only to bypass Mainz (which the S8 serves locally).