| Junctions and other features | Running Lines | Stations, Signal Boxes and Junctions | Distance from Signal Box above | Loops and Refuge Sidings | Notes | ||
|---|---|---|---|---|---|---|---|
| Up | Down | ||||||
| — | ↕ | Markham Colliery | – | ||||
| ↕ | ↓ | Colliers’ Arms | 0m 1243yds | ||||
| 1 | ↑ | ↓ | Rhiw-Syr-Dafydd | 0m 918yds | |||
| 2 | ↑ | – | Penar Junction | 2m 313yds | |||