| Present Location | Didcot |
| County Location | Oxfordshire |
| Designed For | GWR |
| Build Location | Swindon |
| Diagram number | U4 |
| Lot number | 990 |
| Type | CY |
| First Number | 290 |
| Later Numbers | 6290, DW29 |
| Present Number | 290 (chalk) |
| Current Livery | GWR chocolate and cream |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4 wheel |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | P 1971 by GWS, on Severn Valley until 1973. Mansell wheels. Only GWR Composite 4-wheeler. Intention is to restore for use in GWS 'Vintage Train' - see also No. 975. Underframe restored by Autumn 2010: body restoration started 01/14. 04/19: bodywork now fitted over the frames. |
| Owner | Great Western Preservations Ltd and private owner |
| External Structural Condition | Very Good |
| Internal Structural Condition | Very Good |
| Underframe Condition | Very Good |
| External Finish | Very Good |
| 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 | Fair |
| Degree of Underframe Authenticity | Good |
| Rarity | Few |
| Historical Importance | Exceptionally Important |
| Storage | Secure Building |
| Operating | No |
| Survey Date | 20/08/2004 |
| Surveyor | Kevin Stroud |
| Photo Date | 24/09/2023 |
| Photo by | Peter Wreford |
| At Risk | No |
| Date Record Last Updated | 19/01/2024 |
