| Present Location | South Devon Railway |
| County Location | Devon |
| Designed For | GWR |
| Build Location | Swindon |
| Built by | BR |
| Diagram number | A38 |
| Lot number | 1736 |
| Type | Autotrailer |
| First Number | 233 |
| Later Numbers | W233W; ADW150375 Test Car 1 |
| Present Number | 233 (ADW150375 Test Car 1) |
| Current Livery | BR(W) Chocolate and Cream |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | No |
| Additional Notes | Worked on Yatton-Clevedon branch until the end of steam. Later used by BT Research Department as Test Car 1. Some modifications, including provision of a generator compartment, B4 bogies and (later) a toilet. In RTC livery, then BR(W) but by 08/06 repainted into maroon. Was involved with acceptance testing of new freight vehicles on to BR, and later with catenary testing in the Channel Tunnel - was in first train to reach 100 mph in the Tunnel. After withdrawal was on display at the Midland Railway Centre's Matthew Kirtley Museum. To Buckfastleigh, South Devon Railway 07/13 where completion of restoration planned to include providing seating and auto control gear. 08/16: in operational use with auto control gear fitted - in livery applied when used for freight testing.
|
| Owner | Locomotive 5542 Ltd |
| External Structural Condition | Good |
| Internal Structural Condition | Good |
| Underframe Condition | Good |
| External Finish | Very Good |
| Internal Finish | Good |
| Degree of External Originality | As built/last Passenger rebuild (BR or before) |
| Degree of Internal Originality | As built/last Passenger rebuild (BR or before) |
| Degree of Underframe/Running Gear Originality | As built/last Passenger rebuild (BR or before) |
| Degree of External Authenticity | Very Good |
| Degree of Internal Authenticity | Very Good |
| Degree of Underframe Authenticity | Very Good |
| Rarity | Few |
| Historical Importance | Some Importance |
| Storage | Secure Building |
| Operating | Yes |
| Survey Date | 27/08/2006 |
| Surveyor | Kevin Stroud |
| Photo Date | 01/08/2016 |
| Photo by | Steve Hilton |
| At Risk | No |
| Date Record Last Updated | 12/09/2023 |
