| 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 30 m.p.h. | |||||||
| 1 |
 |
- | ↓ | North Pole Junction (W. Region) | - | ||
| 2 | ↑ | ↓ | Mitre Bridge Junction | 0m 814yds | |||
| 3 |
 |
↑↑ | - | Willesden Junction No.1 | 0m 484yds | ||