Bradshaw:Glossary
Not everyone knows all the hundreds of rail-specific acronyms, so if any pop up in conversation on the Discord server, add them and their meaning below so others can look them up.
Please keep these in alphabetical order so it is easy to find a specific term.
4LM: Four Lines Modernisation programme
ARS: Automatic Route Setting
ATC: Automatic Train Control
ATO: Automatic Train Operation
ATP: Automatic Train Protection
AWS: Automatic Warning System
CBTC: Communications Based Train Control
CIS: Customer Information System
CSA: Customer Service Assistant
CSDE: Correct Side Door Enable
DCV: Door Closed Visual
DLR: [[Docklands Light Railway]
DTG-R: Distance to Go Radio
ESDC: Emergency Saloon Door Control
ESR: Emergency Speed Restriction
GSM-R: Global System for Mobile Communications – Railway
HST: High Speed Train
LOS: Limit of Shunt
NR: Network Rail
PEA: Passenger Emergency Alarm
PED: Platform Edge Doors
PIS: Passenger Information System
PSR: Permanent Speed Restriction
SPAD: Signal Passed At Danger
SSR: Subsurface Railway
TBC: Traction Brake Controller
TBTC: Transmission Based Train Control
TD: Train Describer (London Underground: Train Description)
TfGM: Transport for Greater Manchester
TfL: [[Transport for London]
T/Op: Train Operator
TPWS: Train Protection and Warning System
TSR: Temporary Speed Restriction