| Junctions and other features | Running Lines | Stations, Signal Boxes and Junctions | Distance from Signal Box above | Loops and Refuge Sidings | Notes | ||
|---|---|---|---|---|---|---|---|
| Up | Down | ||||||
| Maximum permissible speed 50 m.p.h. | |||||||
| 1 |
 |
– | ↓ | Colne Junction | – | ||
| 2 |
 |
↑ | – | Croxley Green Junction | 0m 720yds | ||