The Signalling Record Society
ELR to RailRef Correlation - ELR Codes Q
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Signal Fact 61
British Railways developed its automatic warning system (AWS) in the 1950s.
General introduction started towards the end of the decade.
Explanation of column content is here.
| ELR | BR-NR | Line Description | RailRef |
|---|---|---|---|
| QBL | Sheppey Light Railway | SE128 | |
| QDS | yes | Kirkliston Branch | NB133 |
| QLT | yes | Queen's Park LUL | LE001 |
| QUB | Quarry Branch | GW277 | |
| QYB | Quakers Yard Branch | GW454 | |
| QYZ | yes | Quakers Yard & Merthyr Joint Railway | QY001 |
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