| Abbreviations |
Full Form of Abbreviations Asked in RRB Exams |
| AC |
Air-Conditioned |
| ACC |
Air-Conditioned coach or class |
| ACCC |
Air-Conditioned Chair Car |
| ACP |
Alarm Chain Pulling (!) |
| ADE, ADEN |
Assistant Divisional Engineer |
| ADEE |
Assistant Divisional Electrical Engineer |
| ADME |
Assistant Divisional Mechanical Engineer |
| AE, AEN |
Assistant Engineer (see also Technical terms above) |
| AEC |
Accident Enquiry Committee |
| ALK |
Allowance in Lieu of Kilometrage (in calculating payments for drivers) |
| ARMV |
Accident Relief Medical Van |
| ART |
Accident Relief Train |
| ARTS |
Advanced Railway Ticketing System |
| ASM |
Assistant Station Master |
| BG |
Broad Gauge |
| BIO-TOIL |
‘Biological Toilet’ – eco-friendly toilet with bacterial decomposition facility developed by ICF for use on railway coaches. |
| CA&FO |
Chief Accounting and Finance Officer |
| CARS |
Central Accounting and Reporting System (consolidated reports of ARTS ticketing during the day) |
| CC |
Chair Car |
| CCS |
Chief Commercial Superintendent |
| CCTV |
Closed-Circuit TV |
| CEE |
Chief Electrical Engineer |
| CFTS |
Chief Freight Traffic Superintendent |
| CFS |
Container Freight Station |
| COIS |
Coaching Operations Information System |
| Conc. |
Concessional fare (annotation on ticket) |
| CT |
Control Tower |
| CTI |
Central Training Institute |
| CTU |
Centralized Training Unit |
| CVM |
Coupon Validating Machine (for ticketing with prepaid coupons) |
| C&W |
Carriage & Wagon (staff for plumbing, electricals, amenities) |
| DFC |
Dedicated Freight Corridor |
| DF |
Defence quota |
| DRM |
Divisional Railway Manager |
| EC or ECC |
Executive Chair Car |
| ECR |
Empty Coaching Rake |
| EFC |
Eastern Freight Corridor |
| EQ |
Emergency Quota |
| ETA |
Estimated Time of Arrival |
| FOB |
Foot Overbridge (a pedestrian overpass); Fuel Oil Balance |
| FOIS |
Freight Operation Information System |
| FT |
Foreign Tourist (annotation on reservation charts) |
| G |
Goods |
| GAL |
Goods Avoiding Line |
| GIT |
Goods Intermodal Transshipment (e.g., “GIT yard”) |
| GM |
General Manager |
| GR |
General Rules (railway regulations and operating procedures) |
| GRP |
Government Railway Police |
| HDN |
High-Density Network (‘Golden quadrilateral’ and others) |
| HO |
Head Office (a type of quota for tickets) |
| HP |
Handicapped Persons quota |
| HSRL
IR |
High Speed Rail Line (or Link)
Indian railway |
| IBP |
Intermediate Block Post |
| IMPRESS |
Integrated Multi-train Passenger REServation System |
| IOH |
Intermediate Overhaul |
| IOW |
Inspector of Works |
| IRMP |
Integrated Railway Modernization Plan |
| IRP |
Indrail Pass |
| IRS |
Indian Railway Standard (pre-Independence railway standards body) |
| IRVS |
Interactive Voice Response System |
| JOH |
Junction of Head – point where the tongue rail approaches the main rail in a switch |
| LB |
Lower Berth (annotation on ticket for sleeping accommodation) |
| LC |
Level Crossing |
| LI |
Loco Inspector |
| LQ |
Ladies Quota |
| LRT |
Light Rail Transit |
| MB |
Middle Berth (annotation on ticket for sleeping accommodation) |
| MCO |
Military Control Office (coordinates ticketing and accommodation for military personnel at some railway stations) |
| M/E |
Mail/Express (on tickets) |
| MG |
Meter Gauge, also Motor Generator |
| MOW |
Maintenance of Way |
| MRT |
Medical Relief Train (self-propelled medical van for accidents) |
| MRTC |
Mobile Radio Train Communication |
| MSL |
Mean Sea Level |
| NG |
Narrow Gauge |
| NTES |
National Train Enquiry System (phone-based train/reservation status) |
| OIGS |
On India Government Service (for mail, etc.) |
| OSD |
Officer on Special Duty |
| PF |
Platform (sometimes P/F) |
| PNR |
Passenger Name Record (Passenger Numeric Record?) (identifying number for ticket) |
| POL |
Petroleum, Oil, and Lubricants (designation for oil cargo) |
| PQ |
Pooled Quota |
| PQWL |
Pooled Quota Waiting List |
| PRS |
Passenger Reservation System |
| PSCT |
Port-side Container Terminal |
| RAC |
Reservation Against Cancellation |
| RCC |
Railway Convention Committee (also see above) |
| R Fee, Res Fee |
Reservation fee (annotation on ticket) |
| RLWL |
Running Line Waiting List |
| RMS |
Railway Mail Service |
| ROB |
Road Over-bridge (i.e., road goes over train tracks) |
| ROH |
Routine Overhaul |
| RO-RO (RORO) |
Roll-on, roll-off service (auto transport) |
| RR
RRB |
Railway Receipt, Refreshment Room
Railway recruitment board |
| RRF |
Railway Reserve Fund |
| RTR |
Ready-to-Run (modelling kits) |
| RUB |
Road Under-bridge (i.e., road goes under train tracks) |
| S Ch, SF Ch |
Superfast Charges (annotation on ticket) |
| SCRA |
Special Class Railway Apprentice |
| SEB |
State Electricity Board (any of the state bodies supplying electricity to IR) |
| Sh. CC |
Shatabdi Chair Car |
| SIL |
Safety Integrity Level – statistical measure of reliability of a safety system such as an interlocking system |
| SLB |
Side Lower Berth (annotation on ticket for sleeping accommodation) |
| SM |
Station Master |
| SR |
Subsidiary Rules (for railway operation, see GR) |
| SS |
Station Superintendent; Substation (electrification) |
| SSE |
Senior Section Engineer |
| S&T |
Signalling & Telecommunications |
| SUB |
Side Upper Berth (annotation on ticket for sleeping accommodation) |
| TAAG |
Trains At A Glance (a timetable publication) |
| TAR |
Trans-Asian Railway (another proposed grand pan-Asian route) |
| TC |
Trailer Car (unpowered car in EMU rake), Ticket Checker / Ticket Collector |
| TDR |
Ticket Deposit Receipt (when surrendering ticket for cancellation / refund) |
| TMS |
Train Management System |
| TRS |
Traction Rolling Stock |
| TS |
Train Superintendent |
| TT |
Timetable |
| TTE |
Travelling Ticket Examiner |
| TQ |
Tatkal Quota |
| TXR |
Train Examiner, the officer who issues the BPC and VCC (Train Inspector) |
| UB |
Upper Berth (annotation on ticket for sleeping accommodation) |
| UEC |
Universal Emergency Communication (a system of on-board communication in some trains) |
| VT |
Victoria Terminus (now Chhatrapati Shivaji Terminus) |
| WFC |
Western Freight Corridor |
| WL, W/L |
Waiting List; Wait-Listed (ticket issued without confirmed accommodations) |
| WM |
Works Manager |
| W/T |
Without Ticket |
| ZDOT |
Zero Death On Tracks (campaign to reduce fatalities from pedestrian trespassers) |
| ZISTU |
Zonal Integrated S&T Units |
| ZTC |
Zonal Training Centre |
| 2T |
Two-tier (as in “AC-2T” = airconditioned two-tier coach) |
| 3T |
Three-tier |
