| 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 Bankend to Alton Heights 30 m.p.h. Maximum permissible speed Alton Heights to Haughhead 40 m.p.h. |
|||||||
| 1 | --- | ↕ | Bankend (Notice board) | - | 49* | * Loop siding | |
| 2 | ↕ | Coalburn Station | 0m 816yds | ||||
| 3 | ↕ | Auchlochan | 0m 1518yds | ||||
| 4 | ↕ | Alton Heights | 0m 781yds | CL 28 | |||
| Lesmahagow Station | |||||||
| Blackwood Station | |||||||
| 5 |
 |
↕ | Blackwood Junction | 4m 1501yds | CL 34* CL 14* |
* Stonehouse line * Dalserf Junction line | |
| 6 | ↕ | Stonehouse Station | 3m 1304yds | CL 54 | |||
| 7 | ↕ | Larkhall (Cen.) Station | 3m 489yds | CL 29 | |||
| 8 |
 |
↕ | ↓ | Ferniegair Junction | 2m 387yds | ||
| 9 |
 |
↑ | - | Haughhead Junction | 0m 1100yds | ||