| Openings Amalgamations Closure | Interlaken Ost-Lauterbrunnen | * 07-01-1890 |
| Zweilütschinen-Grindelwald | * 07-01-1890 | |
| Electrification | Interlaken-Lauterbrunnen/Grindelwald | 03-17-1914 |
| Technical facts | Gauge | 1000 mm |
| Length | 23608 m | |
| Maximum gradient | 12,0 % | |
| Minimum radius | 90 m | |
| Rack system | Riggenbach | |
| Power supply | DC 1500 V | |
| Bridges | 22 | |
| Tunnel | 2 |