| Junctions and other features | Running Lines | Stations, Signal Boxes and Junctions | Distance from Signal Box above | Loops and Refuge Sidings | Notes | |
|---|---|---|---|---|---|---|
| Maximum permissible speed 20 m.p.h. | ||||||
| 1 | ↕ | Holwell Sidings | – | |||
| 2 | ↕ | Welby Sidings West (G.F.) | 0m 1122yds | |||
| Holwell Wharf Junction | ||||||
| 3 | ↕ | Wycombe Junction (Eastern Region) | 6m 286yds | |||
| 4 | ↕ | Waltham Junction (Eastern Region) | 2m 73yds | |||
| — | ↕ | End of Eaton Branch (Eastern Region) | 3m 418yds | |||