| 1 | Up Main (H1) - 18 |
| 2 | Up Main (H2) - 21 18 |
| 3 | Up Main Draw Ahead (H2) - 21 18 |
| 4 | Up Main to Up Relief (H2) - 43 22 21 18 |
| 5 | Up Main to Up Relief Draw Ahead (H2) - 22 21 18 |
| 6 | Up Main (H6) |
| 7 | Salop Bay to Up Main (H7) - 40 |
| 8 | Up Main (H8) |
| 9 | Up Relief to Up Main (H9) - 43 |
| 10 | Up Main (H10) |
| 11 | (Spare) |
| 12 | (Spare) |
| 13 | (Spare) |
| 14 | (Out of use. Former Detonator Placer up and still painted as such.) |
| 15 | Disc for 16B - 16 18 21 -or- 16 18 21 22 -or- 16 18 19 31 -or- 16 18 19 -or- 16 18 19 27 -or- 16 18 19 27 29 |
| 16 | Up Main - Diesel Siding |
| 17 | Up Main Draw Ahead (H2) - 19 18 |
| 18 | F.P.L.s for 19 |
| 19 | Up and Down Mains Facing - + Over |
| 20 | Down Main Draw Ahead (57) - 19 18 |
| 21 | F.P.L. for 22 |
| 22 | Up Main Facing - Up Relief |
| 23 | Disc Backing Up Relief - 22 |
| 24 | Disc Backing Up Main |
| 25 | (Spare) |
| 26 | Disc Backing Down Main |
| 27 | Down Main - Down Platform Loop |
| 28 | Down Platform Loop Draw Ahead (H54) - 19 18 27 |
| 29 | Down Platform Loop - Siding - 27 |
| 30 | Disc for 29B - 29 18 |
| 31 | Down Main - Down Relief |
| 32 | Down Relief Draw Ahead (H51) - 19 18 31 |
| 33 | (Spare) |
| 34 | (Spare) |
| 35 | Disc Backing Down Platform Loop to Down Main - 36 |
| 36 | Down Main Facing - Down Platform Loop |
| 37 | Down Main Facing - Down Relief |
| 38 | (Spare) |
| 39 | (Spare) |
| 40 | Up Main - Salop Bay |
| 41 | Disc at 40 |
| 42 | Interlocking with Bay Sidings Ground Frame - 40 (Temporarily Bolted Normal) |
| 43 | Up Main - Up Relief |
| 44 | (Unable to read: Backing[?] Shunt - 4? 4?) |
| 45 | Interlocking [Up Main] with Brecon Curve Ground Frame. |
| 46 | Interlocking [Up and Down Main] with Brecon Curve Ground Frame. |
| 47 | (Out of use. Former Detonator Placer down and still painted as such.) |
| 48 | (Space) |
| 49 | (Space) |
| 50 | Down Main (H50) |
| 51 | Down Relief to Down Main (H51) - 18 31 |
| 52 | Down Main to Down Relief (H60) - 18 31 37 |
| 53 | Down Main to Down Relief Drawn Ahead (H60) - 37 |
| 54 | Down Platform Loop to Down Main (H54) - 18 27 |
| 55 | (Guess: Down Main to Down Platform Loop (H58) - 36) |
| 56 | Down Main to Down Platform Loop Draw Ahead (H58) - 36 |
| 57 | Down Main (H57) - 18 |
| 58 | Down Main (H58) - 18 |
| 59 | Down Main Draw Ahead (H58) |
| 60 | Down Main (H60) |