 Unidentified Class 24 at Trawsfynydd Nuclear Sidings, October 1985, picture by Paul Japeth |  |  Unidentified class 24 on Trawsfynydd Flask Train, Image by John Hobbs. |
| Locomotive Number | Build Date (Batch) | Location Built | Notes |
| D5001 | |||
| D5009 | |||
| 24077 | |||
| 24087 | |||
B&FRHT (Registered no: 11668316) Garth Celyn, Penrhyndeudraeth, Wales, LL48 6RF
