| 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 70 m.p.h. Neasden South Junction to Harrow-on-the-Hill Maximum permissible speed 60 m.p.h. Harrow-on-the-Hill to Rickmansworth Maximum permissible speed 70 m.p.h. Rickmansworth to Aylesbury Maximum permissible speed 75 m.p.h. Aylesbury to Grendon Underwood Junction |
|||||||
| 1 | - | ↓ | Neasden South Junction | - | |||
| 2 | ↑ | ↓ | Brent North | 0m 1392yds | |||
| 3 | ↑ | ↓ | Harrow-on-the-Hill Station | 3m 660yds | |||
| North Harrow Station | |||||||
| Pinner Station | 2m 302yds | ||||||
| Northwood Hills Station | |||||||
| Northwood Station | 2m 557yds | ||||||
| Moor Park | |||||||
| Watford South Junction Points | 2m 672yds | ||||||
| Rickmansworth Station | 1m 171yds | DRS 48 | |||||
| Chorley Wood Station | 2m 328yds | DRS 59 | |||||
| Chalfont & Latimer Station | 2m 360yds | ||||||
| 4 | ↑ | ↓ | Amersham & Chesham Bois Station | 2m 83yds | |||
| 5 | ↑ | ↓ | Great Missenden Station | 5m 303yds | DRS 56 | ||
| 6 | ↑ | ↓ | Wendover Station | 4m 870yds | |||
| 7 | ↑ | ↓ | Stoke Mandeville Station | 2m 695yds | |||
| 8 | ↑ | ↓ | Aylesbury Town South | 2m 530yds | |||
| 9 | ↑ | ↓ | Aylesbury Town North | 0m 559yds | |||
| 10 | ↑ | ↓ | Quainton Road Station | 5m 1518yds | |||
| 11 | ↑ | - | Grendon Underwood Junction | 2m 1546yds | |||