| Present Location | Pontypool Blaenavon |
| County Location | Torfaen |
| Designed For | GWR |
| Build Location | Swindon |
| Built by | GWR |
| Diagram number | A28 |
| Lot number | 1410 |
| Type | Autotrailer |
| First Number | 174 |
| Later Numbers | DW150313 |
| Present Number | 174 |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | W 1961, then used as office for Traffic Manager. P Wallingord 1983, where deteriorated rapidly - also fire in centre section, which damaged roof frame. Sold to private owner and to Llangollen 2001. Major rebuild started 2006 - now in Pentrefelin Shed. Restoration progress by 05/18 is shown in additional photos below. By 12/22: moved to Pontypool and Blaenavon Railway. |
| External Structural Condition | Poor and Incomplete |
| Internal Structural Condition | Derelict/Not Present |
| Underframe Condition | Poor but Substantially Complete |
| External Finish | Poor and Incomplete |
| Internal Finish | Derelict/Not Present |
| Degree of External Originality | As left Departmental service |
| Degree of Internal Originality | As left Departmental service |
| Degree of Underframe/Running Gear Originality | As left Departmental service |
| Degree of External Authenticity | Fair |
| Degree of Internal Authenticity | None |
| Degree of Underframe Authenticity | Fair |
| Rarity | Few |
| Historical Importance | Some Importance |
| Operating | No |
| Survey Date | 11/10/2003 |
| Surveyor | Kevin Stroud |
| Photo Date | 01/05/2009 |
| Photo by | John Rutter |
| At Risk | No |
| Date Record Last Updated | 23/01/2023 |
