| Present Location |
NRM Shildon |
| County Location |
Durham |
| Designed For |
SR |
| Build Location |
Eastleigh |
| Built By |
SR |
| Diagram Number |
2701 |
| Lot Number |
949 |
| Type |
DTCL |
| First Number |
12123 |
| Later Numbers |
SET 2090, 99952 |
| Present Number |
S12123S |
| Livery |
BR(S) Green |
| Gauge |
4ft 8 1/2in |
| Wheel Arrangement |
4-w bogies |
| Original Underframe |
Yes |
| Original Bogies |
Yes |
| Additional Notes |
Accession number 1985-7002. '2-BIL', P 197?, based at BR Brighton till 1995 then BR West Worthing till 1996, then St Leonards till to NRM early 2003. With 10656 forms 2-BIL Unit 2090. Restored to BR(SR) condition. Both to Shildon by 11/04. |
| Owner |
National Railway Museum |
| External Structural Condition |
Good |
| Internal Structural Condition |
Good |
| Underframe Condition |
Good |
| External Condition |
Good |
| Internal Finish |
Fair |
| 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 |
Unique |
| Importance |
Exceptionally Important |
| Storage |
Secure Building |
| Operational |
No |
| Date Inspected |
04/05/2026 |
| Inspected By |
Andrew Jenkins |
| Date of Image |
04/05/2026 |
| Photo Taken By |
Andrew Jenkins |
| At Risk |
No |
| Scrapped |
No |
| Record Last Updated |
12/07/2026 |
