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] DRA: Driver Reminder Appliance DTG-R: Distance to Go Radio ESDC: Emergency Saloon Door Control ESR: Emergency Speed Restriction ETCS: European Train Control System ETRMS: European Rail Traffic Managment System GSM-R: Global System for Mobile Communications – Railway HST: High Speed Train LO: London Overground LOS: Limit of Shunt LTM: London Transport Museum LUL: London Underground Limited NR: Network Rail PEA: Passenger Emergency Alarm PED: Platform Edge Doors PIS: Passenger Information System PSD: Platform Screen Doors PSR: Permanent Speed Restriction

REC: Railway Emergancy Call

ROC: SimSig:Railway Operating Centre

ROC: Rail Operating Center

SPAD: Signal Passed At Danger

SSR: Subsurface Railway

T/Op: Train Operator

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]

TPWS: Train Protection and Warning System

TSR: Temporary Speed Restriction

'WDM: Wrong Direction Move