| Section of Line | Opened | Closed | Notes |
|---|---|---|---|
| Junctions and other features | Running Lines | Stations, Signal Boxes and Junctions | Distance from Signal Box above | Loops and Refuge Sidings | Notes | |
|---|---|---|---|---|---|---|
| Talyllyn Jn. North | ||||||
| Talyllyn Jn. West | ||||||
| Talyllyn Jn. | ||||||
| Groesffordd Halt | ||||||
| Brecon | ||||||