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Home / Business & Finance / Rail transport

Business & Finance >> Rail transport Abbreviations

Look through 3346 acronyms and abbreviations related to Rail transport:

HASAW — Health and Safety at Work
LAN — Local Area Network
YTD — Year To Date
GBV — Gross Book Value
ROM — Read-Only Memory
HAZID — Hazard Identification
ERDF — European Regional Development Fund
AFFF — Aqueous Film Forming Foam
ANSI — American National Standards Institute, Inc.
ASAP — As Soon As Possible (pronounced AY-sap)
Y-P — Young Person
TBA — To Be Advised
B. OF D. — Board of Directors
IT — Information Technology
WATX — Watco
VDU — Visual Display Unit
PPE — Personal Protective Equipment
T&RS — Traction & Rolling Stock
ZEPE — Zone Electrical and Plant Engineer
E&OD — Engineering and Operations Development
PWAY — Permanent Way
SD — Standard Deviation
RAILTEL — RAILway TELephone project
CWT — Carlson Wagonlit Travel
R&PA — Route and Programme Analyst
C&WI — Chicago and Western Indiana railroad
W&LE — Wheeling & Lake Erie Railway
KPI — Key Performance Indicator
S.L/H — Short LeaseHold
RFQ — Request For Quotation
L&PS — London and Port Stanley Railway
S&SM — Safety and Standards Manager
D&DA — Design and Development Authority
ZCRG — Zonal Commercial Review Group
RF — Radio Frequency
PO — Purchase Order
ATP — Automatic Train Protection
VAMD — Virginia and Maryland
GDP — Gross Domestic Product
P.WAY — Permanent Way
EDI — Electronic Data Interchange
CN — Canadian National Railway
P&L — Profit and Loss statement
HAYSI — Haysi Railroad
P&LE — Pittsburgh and Lake Erie Railroad
IRR — Internal Rate of Return
D&DR — Design & Development Report
L&HR — Lehigh and Hudson River railway
M&EE — Mechanical & Electrical Engineering
D&IA — Design and Implementation Authority

R(SCW) — Railway (Safety Critical Work) Regulations 1994
N&VMP — Noise and Vibration Management Plan
GSM — Global System for Mobile Communications
LCD — Liquid Crystal Display
OBRY — Orangeville-Brampton Railway
WACC — Weighted Average Cost Of Capital (accounting)
O&SPA — Operational and Support hazard Analysis
UCMX — United Clays, Inc
L&PSR — London and Port Stanley Railway
HATX — Helm Financial Corporation
AC — Alternating Current
UP — Union Pacific Railroad Company
PALADIN — Performance And Loading Analysis Database INformation
WWW — World Wide Web
L&NE — Lehigh and New England railroad
WBS — Work Breakdown Structure
CV — Curriculum Vitae
E,L&N — Early, Late and Night
SPV — Special Purpose Vehicle (sometimes Single Purpose Vehicle)
VAT — Value Added Tax
N&B — Northhampton and Bath railway
AP — Accounts Payable
GUI — Graphical User Interface (goo-ey)
GIS — Geographic Information System
PROJEX — Project Expenditure
SPOC — Single Point Of Contact
GL — General Ledger
RPI — Retail Price Index
VO — Variation Order
MTBF — Mean Time Before Failure
SLA — Service Level Agreement
PWME — Permanent Way Maintenance Engineer
CAPEX — Capital Expenditure
FMECA — Failure mode effect and criticality analysis
FAQ — Frequently Asked Questions (sometimes Pronounced Fak)
NPV — Net Present Value {economics}
PCB — printed circuit board
W — Watt
EU — European Union (1994; formerly referred to as the EEC or EC)
COSHH — Control Of Substances Hazardous To Health (UK)
O&M — Operation and Maintenance
IDF — Intermediate Distribution Frame
RAM — random-access memory
FAT — Factory Acceptance Test
MIS — Management Information System (OSHA)
RAB — Regulatory Asset Base
PDH — Plesiochronous Digital Hierarchy
GPRS — General Packet Radio Service
AM — Amplitude Modulation
FX — Foreign Exchange

AE — Account Executive
PICOW — Person in Charge of Works
WAN — Wide Area Network
COA — Chart Of Accounts
FM — frequency modulation
MTTR — Mean Time To Repair
SAT — Site Acceptance Test
PCB — Polychlorinated Biphenyls
CAD — Computer Aided Designer
ABS — Alabama Southern Railroad
CAR — Corrective Action Request
KYLE — Kyle Railroad
MSE — Mississippi Export Railroad Company
BDM — Business Development Manager
MMA — Montreal, Maine & Atlantic Railway
AGR — Alabama and Gulf Coast Railway
ISDN — Integrated Services Digital Network
DC — Direct Current
CBI — Confederation of British Industry
CIMA — Chartered Institute of Management Accountants
NEC — National Electrical Code
PC — Personal computer (host)
MDF — Main Distribution Frame
BRC — Belt Railway of Chicago
AQL — Acceptable Quality Level
DCF — discounted cash flow rate
CAPM — Capital Asset Pricing Model
ALARP — As Low as Reasonably Practicable
DML — Data Manipulation Language
AL — Almanor Railroad Company
SPAX — Southeastern Pennsylvania Transportation Authority (SEPTA)
JD — Job Description
BST — British Summer Time
PVC — Polyvinyl Chloride
ITU — International Telecommunication Union
AF — Audio Frequency
SQL — Structured Query Language
LED — law enforcement desk; light emitting diode
HZ — cycles per second (hertz)
AA — Ann Arbor Railroad
WYSIWYG — What You See Is What You Get (pronounced Wizzy-wig. See Entry For Derived Acronyms)
EPS — Earnings per share
HR — HUMAN RESOURCES
NCR — Nonconformance Report
ELOX — Elcon Inc.
OSI — Open Systems Interconnection (iso Standard)
BDW — Bighorn Divide and Wyoming Railroad
FOC — Freight Operating Company
DOS — Disk Operating System
PIC — Person In Charge

NEMA — National Electric Manufacturer's Association
SMS — Safety Management Systems
PM — Project Manager
LSI — Lake Superior and Ishpeming Railroad
OGEE — Ogeechee Railway
ELCB — Earth Leakage Circuit Breaker
SHARON — Sharon Steel
PMBX — Private Manual Branch Exchange
CR — Change Request
SAE — Society of Automotive Engineers
BAA — British Airports Authority
BSOR — Buffalo Southern Railroad
TCP/IP — transmission control protocol/internet protocol
DTI — Department of Trade and Industry (UK)
ROCE — Return On Capital Employed
RISC — Reduced Instruction Set Computer
GMT — Greenwich Mean Time (Zulu)
FURNO — Until FURther NOtice
AKMD — Arkansas Midland Railroad Company
PDP — Personal Development Plan
PABX — private automatic branch exchange (telephone)
UFN — Until Further Notice
RTU — Remote Terminal Unit
LA — Local Authority
M&E — Mechanical & Electrical
PGR — Progressive Rail
HV — High Voltage
GRN — Goods Received Note
IEE — Institution of Electrical Engineers
NIC — National Insurance Contributions
CCTV — Closed Circuit Television
COTS — Commercial Off the Shelf Software
EMP — Environmental Management Plan
IEC — International Electrotechnical Commission
OTR — Oakland Terminal Railway
SIL — Safety Integrity Level
NI — National Insurance
SQVR — Sequatchie Valley Railroad
IGBT — Insulated Gate Bipolar Transistor
HW — Hardware
CB — Circuit Breaker
AR — Accounts Receivable
OCB — Oil Circuit Breaker
EVA — Ethylene Vinyl Acetate
AR — Aberdeen and Rockfish Railroad
HSC — Health and Safety Commission
AKDN — Acadiana Railway Company
TOFC — trailer-on-flatcar
SCADA — Supervisory Control And Data Aquisition
EMC — Electromagnetic Compatibility

OROR — Outside Rules Of the Route
CSM — Customer Service Manager
CGT — Capital Gains Tax
ARZC — Arizona and California Railroad
EIA — Environmental impact assessment (international)
CF — Cape Fear Railways Incorporated
PHA — Preliminary Hazard Analysis
CBL — Conemaugh and Black Lick Railroad
MBO — Management Buy-Out
ADBF — Adrian and Blissfield Rail Road
PRV — Pearl River Valley Railroad Company
AGCR — Alamo Gulf Coast Railroad Company
UPS — Uninterruptible Power Supply
IR — Illinois Railnet
BRW — Black River and Western railroad
PSBR — Public Sector Borrowing Requirement
PW — Providence and Worcester Railroad
ONT — Ontario Northland Railway
BCLR — Bay Colony Railroad
ACOP — Approved Code Of Practice (UK)
ATW — Atlantic and Western Railway
TNA — Training Needs Analysis. The TNA term is most commonly given to the process of identifying and planning personal/skills development for an individual, group, or entire workforce. This can be the responsibility of a supervisor, group leader, senior manager
ANR — Angelina and Neches River Railroad
AWRR — Austin Western Railroad
APA — Apache Railway Company
RHS — Rectangular Hollow Section
LD — Liquidated Damages
PBVR — Port Bienville Railroad
PBT — Profit Before Tax
ARR — Alaska Railroad
GBP — Great British Pound
SSC — Southern Switching Company
PAX — Private Automatic Exchange
KCS — Kansas City Southern Railway
LV — Low Voltage
SDH — Synchronous Digital Hierarchy (ATM)
OMID — Ontario Midland Railroad Corporation
LOA — Limit of Authority
CHR — Chestnut Ridge Railway Company
APNC — Appanoose County Community Railroad
TRC — Trona Railway Company
BBOH — Bloomingburg Ohio
BJRY — Burlington Junction Railway
OAR — Old Augusta Railroad
NOPB — New Orleans Public Belt Railroad
EPROM — Electrically Programmable Read Only Memory
RC — Reinforced Concrete
NCIR — New Castle Industrial Railroad
CHB — Cleveland Harbor Belt
CRL — Chicago Rail Link

CPS — Criminal Protection Society. Sarcastic alternative meaning to the official Crown Prosecution Service, the government body responsible for bringing criminal prosecutions on behalf of the state, (thanks J Heeley). CPS stands for many more relatively unexcit
CAXX — CEMENTO CRUZ AZUL
SRC — Strasburg Railroad
ITT — Invitation To Tender
NSR — Newburgh and South Shore Railroad Compan
EC — European Community
BB — Buckingham Branch Railroad
DMM — Dansville and Mount Morris Railroad Company
ISRS — International Safety Rating System
BOP — Border Pacific Railroad Company
BRG — Brownsville and Rio Grande International Railroad
STR — Shawnee Terminal Railway Company
BPRR — Buffalo and Pittsburgh Railroad Inc.
MNN — Minnesota Northern Railroad Incorporated
CCKY — Chattooga and Chickamauga Railway Company
SVRR — Shamokin Valley Railroad Company
CFWR — Caney Fork and Western Railroad
VM — Value Management
SLAL — South Plains Lamesa Railroad
ASRY — Ashland Railway
SLC — San Luis Central Railroad Company
NS — Norfolk Southern Railway
ARC — Alexander Railroad
MSV — Mississippi and Skuna Valley Railroad Company
CNZR — Central New England Railroad
SW — Southwestern Railroad Company
ALAB — Alabama Railroad
CPO — Compulsory Purchase Order
RSR — Rochester and Southern Railroad
PBR — Patapsco and Back Rivers Railroad
PCN — Point Comfort and Northern Railway
CW — Colorado and Wyoming railway
SCRF — South Carolina Central Railroad
NRLC — National Railway Labor Conference
CAGY — Columbus and Greenville Railway Company
RARW — Rarus Railway Company
KKRR — Knox and Kane Railroad Company
CMPA — Madison railroad
MET — Modesto and Empire Traction Company
NOKL — Northwestern Oklahoma Railroad
LW — Louisville and Wadley Railway Company
NDT — Nondestructive Test
CBRW — Columbia Basin Railroad
CTR — Clinton Terminal Railroad Company
OCTL — Oil Creek and Titusville Lines, Inc.
BLR — Blacklands railroad
BVRY — Brandywine Valley Railroad Company
SLWC — Stillwater Central Railroad
CFNR — California Northern Railroad
LCR — Lake County Railroad

SAPT — Savannah Port Terminal Railroad Incorporated
CC — Chicago Central and Pacific Railroad Company
CTRR — Cloquet Terminal Railroad
KLSC — Kalamazoo, Lake Shore and Chicago Railway
CLC — Columbia and Cowlitz Railway Company
SMA — San Manuel Arizona Railroad Company
RRVW — Red River Valley and Western Railroad
FRS — Functional Requirements Specifications
UMP — Upper Merion and Plymouth Railroad
MH — Mount Hood Railroad
CALA — Carolina Southern Railroad
NSHR — North Shore Railroad
PRY — Pioneer Industrial railway
AZCR — Arizona Central Railroad
WCOR — Wellsboro and Corning Railroad Company
IBH — Intermediate Block Home Signal
MRL — Montana Rail Link
NERR — Nashville and Eastern Railroad
OTVR — Otter Tail Valley Railroad Company
WRRC — Western Rail Road Company
NMGR — New Mexico Gateway Railroad
AVI — Automatic Vehicle Identification
LSRC — Lake State Railway Company
URR — Union Railroad
WATC — Washington Terminal Company
DPC — Damp Proof Course
CMSL — Cape May Seashore Lines
KJRY — Keokuk Junction Railway
DME — Dakota, Minnesota and Eastern Railroad Company
CCRA — Camp Chase Industrial Railroad
SCTR — South Central Tennessee Railroad
CIRR — Chattahoochee Industrial Railroad
CCRR — Claremont Concord Railroad
TCWR — Twin Cities and Western Railroad
MDDE — Maryland and Delaware Railroad
MDS — Meridian Southern Railway
CBRY — Copper Basin Railway
CLP — Clarendon and Pittsford Railroad
PLC — Public limited company
EIB — European Investment Bank
YW — Yreka Western Railroad Company
DCRR — Dubois County Railroad
KJR — Kiski Junction Railroad
NCVA — North Carolina and Virginia Railroad
SLR — St. Lawrence and Atlantic Railroad Company
MPLI — Minnesota Prairie Line Incorporated
SM — St. Mary's Railroad
LEU — Lineside Electronic Unit
SAN — Sandersville Railroad
FRA — Federal Railroad Administration

SMV — Santa Maria Valley Railroad Company
WSR — Warren and Saline River Railroad
KBSR — Kankakee Beaverville and Southern Railroad Company
KT — Kentucky and Tennessee Railway Company
KRR — Kiamichi Railroad
NVRR — NAPA Valley Railroad Company
PNW — Prescott and Northwestern Railroad
MCER — Massachusetts Central Railroad
POTB — Port of Tillamook Bay Railroad
PVS — Pecos Valley Southern Railway Company
SLRG — San Luis and Rio Grande railroad
TSE — Texas South-Eastern Railroad Company
QRR — Quincy Railroad Company
RVSC — Rio Valley Switching Company
LT — Lake Terminal Railroad Company
NYOG — New York and Ogdensburg Railway Company Incorporated
STMA — St. Maries River Railroad Company
TB — Trial Balance
GPF — General Protection Fault
WNFR — Kanawha Rail Corporation
YARR — Youngstown and Austintown Railroad
XLPE — Crosslinked Polyethylene
POVA — Pend Oreille Valley Railroad
TVRR — Tulare Valley Railroad Company
TDMA — Time Division Multiple Access
CT — Columbia Terminal
PA — Personal Assistant
OD — Outside Diameter
TR — Tomahawk Railway
ISRR — Indiana Southern Railroad
MJ — Manufacturers Junction Railway Company
CP — Canadian Pacific Railway
WTNN — West Tennessee Railroad
SCFE — South Central Florida Express Incorporated
NAUG — Naugatuck Railroad Company
NYGL — New York and Greenwood Lake Railway
NCRC — Nebraska Central Railroad
NRI — Nebkota Railway Incorporated
CTN — Canton Railroad Company
RSS — Rockdale, Sandow & Southern Railroad
MRS — Manufacturers Railway
CPDR — Carolina Piedmont Railroad
HSE — Health & Safety Executive Officer
DC — Delray Connecting Railroad Company
COEH — Conecuh Valley Railroad
MNNR — Minnesota Commercial Railway
LPC — Louisiana Paving Corp
TSU — Tulsa-Sapulpa Union Railway
VR — Valdosta Railway
FE — Finite Element

COP — City of Prineville Railway
WPRR — Willamette and Pacific Railroad
CBGR — Council Bluffs Railway
SBVR — South Branch Valley Rail Road
NENE — Nebraska Northeastern Railway
PMCS — Project Management Control System
RVPR — Riverport railroad
MOD — Ministry Of Defence (United Kingdom) And Various Other Countries
TDM — Time Division Multiplexer
CSCD — Cascade and Columbia River Railroad Company
VTR — Vermont Railway
RMT — National Union of Rail, Maritime and Transport Workers
PORTIS — Portable Ticket Issuing System
YRC — York Railway
YVRR — Yadkin Valley Railroad
HL — High Level
OUCH — Ouachita Railroad
NKCR — Nebraska, Kansas & Colorado RailNet
FOC — Free Of Charge. Widely used acronym promising a good deal, however see TANSTAAFL.
PICK — Pickens railway
DDA — Disability Discrimination Act
TBRY — Thermal Belt Railway
PNWR — Portland and Western Railroad Incorporated
MCR — McCloud Railway Company
PTR — Port Terminal Railroad of South Carolina
NYCH — New York Cross Harbor Railroad Terminal Corporation
SBRR — Stourbridge Railroad Company
LVRR — Lycoming Valley Railroad
RPRC — Richmond Pacific Railroad Corporation
WBCR — Wabash Central railroad
SGLR — Seminole Gulf Railway
RCD — Residual Current Device
MMID — Maryland Midland Railway
MSCI — Mississippi Central Railroad Company
MSTR — Massena Terminal Railroad Company
TSRR — Tennessee Southern Railroad
WSRY — Winamac Southern railway
NBER — Nittany and Bald Eagle Railroad Company
H&S — Health and Safety
SMIS — Safety Management Information System
CPD — Continuous Professional Development
SS — Sand Springs Railway Company
SW — Software (SFTWE Preferred)
NEBOSH — National Examination Board in Occupational Safety and Health
PTW — Permit to Work (UK)
OHCR — Ohio Central Railroad
UTAH — Utah Railway
HVAC — Heating, Ventilating, And Air Conditioning
TNHR — Three Notch railroad
VRRC — Vandalia Railroad

OOO — Out Of Order
RSA — Railway Study Association
FC — Financial Controller
PAYE — Pay-As-You-Earn
DSE — Display Screen Equipment
RC — Remote Control
PDT — Portable Data Terminal
CIMAH — Control of Industrial Major Accident Hazard
FDM — Frequency Division Multiplex
FTVM — FerroValle
NFF — No Fault Found
UB — Universal Beam
FOC — Fibre Optic Cable
NAO — National Audit Office
EMCAR — Empty Carriages
REFOS — Running Edge to Face Of Structure
NVQ — National Vocational Qualification
ECU — European Currency Unit
MEBO — Management and Employee Buy Out
WB — Westbound
OS — Ordnance Survey
PFI — Private Finance Initiative
SOCO — Scene Of Crime Officer
OLEMI — Overhead Line Equipment Master Index
UT — Ultrasonic Testing
IMDG — International Maritime Dangerous Goods
LRT — Light-Rail Transit
FAST — Federation Against Software Theft
MPV — Multi-Purpose Vehicle
WI — Work Instruction
DD&I — Design Development and Implementation
RAMS — Reliability, Availability, Maintainability and Safety
AKS — AK Steel Holding Corporation
CPC — Circuit Protective Conductor
HAZCHEM — Hazardous Chemical
AFC — Approved For Construction
EPI — Environmental Performance Indicator
RT — Radiographic Testing
RBC — Radio Block Centre
IR — Ingersoll-Rand Company
USN — United States Navy
RIO — Rail Incident Officer
APM — Assistant Project Manager
BS — British Standard
AVP — Assistant Vice President
TMP — Traffic Management Plan
SMBX — Southern MN Sugar Beet Coop
MDF — Medium Density Fibreboard
PACT — PAved Concrete Track
RTA — Regional Transportation Authority

GMTX — GATX Rail Locomotive Group
RR — Railroad
BTP — British Transport Police
PSN — Packet Switched Network
RIDDOR'95 — Reporting of Injuries, Disease and Dangerous Occurrences Regulations 1995
PMT — Project Management Team
CATS — Charlotte Area Transit System
SCHLID — SCHedule IDentity
OTDR — Optical Time Domain Reflectometer
DSS — Department of Social Security
DETR — Department of the Environment, Transport and the Regions
RSSX — Rail Switching Service
LVDT — Linear Variable Differential Transformer
EXPOTEL — hotel accommodation and conference booking agency
HST — High Speed Train
BP — Business Plan
CPS — Crown Prosecution Service (UK criminal justice system)
BP — British Petroleum
MM — Money Market
CITB — Construction Industry Training Board
ETA — Expected Time of Arrival
PSTN — Public Switched Telecommunications Network
ATO — Automatic Train Operation
IIP — Investors In People. The UK system of human resources quality and development accreditation system. Or more amusingly, Intellectually Impaired Person (or Passenger or Protester) - being the unofficial term allegedly used by some London Transport staff to
AFC — Anticipated Final Cost
AMP — Asset Management Plan
OPEX — Operating Expenditure
LCP — Local Control Panel
PROM — Programmable Read Only Memory (chip)
ITE — Institute of Transportation Engineers
JC — Junction
D&I — Design and Implementation
RRI — Route Relay Interlocking
P&E — Plant and Equipment
LOP — Loss of Power
PNB — Personal Needs Break
QS — quantity surveyor
RTA — Road Traffic Accident (British)
DQM — Data Quality Manager
IC — Illinois Central Railroad
BN — Burlington Northern Railroad
ILWS — Inductive Loop Warning System
SIMBIDS — SIMplified BI–Directional Signalling
MTBHE — Mean Time Between Hazardous Events
NKP — Nickel Plate Road
GTO — Gate Turn-Off thyristor
ECO — Electrical Control Operator
LPO — Local Process Owner
BSC — Base Station Controller
FRS — Financial Reporting Standard

PA — Public Addresses
RTHQ — RailTrack HeadquartersRailCons
NYC — New York Central Railroad
DD — Direct Debit
QX — Qualifying eXceptions
BRASS — British Railways Additional Superannuation Scheme
ABL — Alameda Belt Line
PDMX — Programmable Digital Multiplexer
PRR — Pennsylvania Railroad
AEA — Atomic Energy Authority
CD ROM — Compact Disc Read-Only Memory
ETH — Eidgenössische Technische Hochschule
TMS — Traffic Management System
GE — Great Eastern
VRE — Virginia Railway Express
CCA — Current Cost Accounting
FDDI — Fibre Distributed Data Interface
TBE — To Be Evaluated
KE — Kinematic Envelope
CDM — Construction Design and Management
BSP — Bulk Supply Point
COCP — Code of Construction Practice
SCXY — St. Croix Valley Railroad Company
PTO — Public Telecommunications Operator
TBW — Temporary Block Working
P&M — Plant & Machinery
PWM — Pulse width modulation
BCHX — Bosques De Chihuahua
ATC — Automatic Train Control
PDFH — Passenger Demand Forecasting Handbook
HA — Highways Agency
PTI — Positive Train Identification
ENGLEWOOD — Englewood Railway
IC — Intercity
MP — Milepost
KX — Kings Cross
PTE — Passenger Transport Executive
WP — Western Pacific
OPU — Operational Planning Unit
GN — Great Northern Railway
FTA — Freight Transport Association
AT — Auto Transformer
NR — Network Rail
DART — Dallas Area Rapid Transit
FTA — Federal Transit Administration
TOC — Train Operating Company
OEL — Occupational Exposure Limit
R&R — Rationalisation and Resignalling
WSOR — WISCONSIN & SOUTHERN
ETM — Electric Track Maintenance

JDHX — JD Heiskell
PT&R — Promotion Transfer and Redundancy
FSG — Financial Statement Generator
EC — Excellent Condition
FP — Footpath
HEP — Head-End Power
CTRL — Channel Tunnel Rail Link
SP — Southern Pacific Railroad
PW — Permanent Way
ROSCO — Rolling Stock Leasing Company
ATPM — Automatic Train Protection Manual
EG — Executive Grade: old style executive job grading system
REN — Ringer Equivalence Number
SLUT — South Lake Union Trolley
SCAX — Southern California Regional Rail Authority
SRA — Strategic Rail Authority
FJLC — Fabrica de Jabon la Corona
CIS — Customer Information System
SPM — Senior Project Manager
ISG — International Steel Group
JTC — Jointless Track Circuit
IHB — Indiana Harbor Belt Railroad
TO — Technical Officer
SOU — Southern Oregon University
A&GW — Atlantic and Great Western Railroad
GP — Georgia-Pacific
CRR OF NJ — Central Railroad of New Jersey
CAT — Central Arkansas Transit
OE — Oregon Electric Railway Company
CV — Central Vermont Railway
TCS — Traffic Control System
VIAMONT — Viamont
PPM — Planned Preventative Maintenance
LFCD — Linea Coahuila Durango SA de CV
PICOP — Person In Charge Of Possession
DO — Driver Only
AIP — Approval in Principle
IMC2 — 2nd generation Infrastructure Maintenance Contract
URFDO — Ultrasonic Rail Flaw Detector Operator
SSR — Super Saver Return
CSAO — Conrail Shared Assets Operation
PCV — Petty Cash Voucher
LEC — London Electricity Contracting Limited
LMLX — Livingston Mountain Locomotive Works
PTA — Passenger Transport Authority
SPT — Signal Post Telephone
CB — Central Battery
ALQS — Aliquippa and Southern Railroad Company
MPI — Magnetic Particle Inspection
GLW — Gross Laden Weight

COSS — Controller of Site Safety
RO-RO — Roll On-roll Off
ESSD — Electrostatic Sensitive Device
EZP — Electro–Zinc Plating
VOL. — volume
NRSC — Network Rail railway Safety Case
SWOT — Strengths, Weaknesses, Opportunities and Threats analysis
CCI — Confirmation of Client's Instruction
SRN — Sabine River and Northern
SSI — Solid State Interlocking
MP — Missouri Pacific Railroad
EPRY — East Penn Railway
NER — North Eastern Railway
GWRR — Great Walton Railroad Incorporation
RE — Resident Engineer
CR — Conrail
OCS — Overhead Catenary System
SWT — South West Trains
BH–RAIL — Bull Head RAIL Section
TD–D — Data Course (Training)
FRED — Financial Reporting Exposure Draft
NJNY — New Jersey and New York Railroad
AAX — Agrico Chemical Company
UTX — Under Track Crossing
RJCM — R.J. Corman Railroad Company/ Memphis Line
CAIX — CAI Rail Inc.
AEAT RAIL — The Former British Rail Research
RCF — Rolling Contact Fatigue
SLU — Standard Length Unit
FFT — Functional Fault Tree
RJCL — R.J. Corman Railroad Company/ Cleveland line
ANBX — Anbel Corporation
RJCN — R.J. Corman Railroad Company/ Allentown Lines Incorporated
EOA — End of Authority
LJU — Line Jack Unit
GER — Great Eastern Railway
SSHA — Subsystem Hazard Analysis
IORY — Indiana & Ohio Railway
RJCW — R.J. Corman Railroad Company/ Western Ohio Line
DBFO — Design Build Finance Operate
OHL — OverHead Line
JDNX — J & M Locomotive Inc.
AB — Additions and Betterments
TCI — Track Circuit Interrupter
UGL — Up Goods Line
AAR — American Association of Railroads
SSSI — Site of Special Scientific Interest
FR — Feasibility Report
MEAV — Modern Equivalent Asset Value
CCLX — Crystal Car Lines

BCC — Banking Control Account
GP — General Purpose
BCWS — Budgeted Cost of Work Scheduled
EAC — Extended Arm Contract
ID&T — Implementation, Development and Training
WHPX — W.F. Hall Printing
GIJ — Glued Insulated rail Joint
SIN — Special Inspection Notice
HN — Hutchinson and Northern Railway Company
MTBFF — Mean Time Between Functional Failures
GMPTE — Greater Manchester Passenger Transport Executive
XC — Cross-Country
LSB — Local Sensor Bus
LO-LO — Lift on, lift off,
CRP — Central Railroad of Pennsylvania
CRE — Contractor's Responsible Engineer
RTS — Rapid Transit Systems
USAF — U.S. Air Force
NMRX — New Mexico Department of Transportation-New Mexico Rail Runner Express
ELHS — Erie Lackawanna Historical Society
GMPTA — Greater Manchester Passenger Transport Authority
SPWEE — Safety Procedures for Working on Electrical Equipment
FDC — Financial Data Control
SYPTE — South Yorkshire Passenger Transport Executive
PAMX — PrivAte Manual branch eXchange
BKRR — Batten Kill Railroad
ACWP — AccuracyActual Cost of Work Performed
TCS — Train Control System
GSM–R — Global System for Mobile communications for Railways
TQ — Technical Query
SMTH — Signal Maintenance Tester's Handbook
MVB — Multifunctional Vehicle Bus
WRIX — Western Rail Incorporated
MYC — Multi-Year Coverage
CAHA — Claims Allocation and Handling Agreement
HMCR — Huntsville and Madison County Railroad Authority
QAM — Quality Assurance Manager
ATS — Automatic Train Supervision (for rail signaling systems)
LMA — Limit of Movement Authority
OSGR — Ordnance Survey Grid Reference
DPI — Dye Penetrant Inspection
ESMS — Engineering Safety Management System
BTA — British Transport Advertising
W/S — Work Station
LDDC — London Docklands Development Corporation (UK)
DSRC — DAKOTA SOUTHERN RAILWAY COMPANY
VT — Virgin Trains
PPG — Planning Policy Guidance notes
CPMG — Company Performance Management Group
AWS — Automatic Warning System

NBV — Net Book Value
BNS — Birmingham New Street
HABD — Hot Axle Box Detector
ETRB — Electronic Train Register Book
TSR — Temporary Speed Restriction
MILW — Milwaukee Road
DNC — Declared Non–Compliance
LS — Luzerne and Susquehanna Railway
JS2 — advanced signalling cable jointing and testing
MTTRS — Mean Time to Restore Service
RJCP — R.J. Corman Railroad Company/ Pennsylvan
CITDS — Construction Industry Tax Deduction Scheme
CBS — Contract Breakdown Structure
ORC — Order of Railroad Conductors
ROW — Renewal Of Way
QRP — Quarterly Reporting Pack
SIGWEN — Signalling Equipment Workshop Engineering Notice
PRDC — Princess Royal Distribution Centre
EBS — Emergency Bypass Switch
DVT — Driving Van Trailer
ISO — International Standards Organisation
GSPP — General Specification for Possession Planning
PLJI — Position Light Junction Indicator
ICMU — Interference Current Monitoring Unit
BGCM — Bg & Cm Railroad
FTRX — Foster Townsend Rail Logistics
RIFAA — Rail Industry First Aid Association
APTIS — All Purpose Ticket Issuing System
HTT — Harsco Track Technologies
SPI — Safety Performance Indicator
ADD — Automatic Dropping Device
MPI — Motive Power Industries
PRT — Philadelphia Rapid Transit
ST — Springfield Terminal Railway Company
PI — Paducah & Illinois Railroad
TPW — TOLEDO PEORIA & WESTERN
ROTR — Rules of the Route
CE — Contract Engineer
RRNE — Regional Railways North East
E&G — Edinburgh to Glasgow line
SNCB — Société Nationale des Chemins de fer Belges
TPLX — The Pacific Lumber Co
NSE — Network Southeast
SLRR — St. Lawrence & Raquette River Railroad
ECS — Empty Coaching Stock
AMTK — Amtrak
PTC — Philadelphia Transportation Company
DOE — Department of the Environment (Canada)
FWWR — Fort Worth and Western Railroad
NRES — National Rail Enquiry Service

SDNX — Coaster
PDRR — Pee Dee River RR
AF — Alabama & Florida Railway Company
ETL — Essex Terminal Railway Company
OOG — Out of Gauge
CI — Contract Instruction
ACT — Advanced Corporation Tax
ETCS — European Train Control System
S&SD — Systems and Safety Department
VRG — Virgin Rail Group
FSH — Full Screen Height
TOOS — Taken Out of Service
FRP — Field Reporting Procedures
BLW — Baldwin Locomotive Works
D&D — Design & Development
SP&SN — Single Phase and Switched Neutral
TVRM — Tennessee Valley Railroad Museum
GNRTS — Greater Nottingham Rapid Transit System
LMSX — Locomotive Management Services
BH — Bath & Hammondsport Railroad Company
HBT — HOUSTON BELT & TERMINAL
RJCC — R.J. Corman Railroad/Kentucky Lines
EXCO — Railtrack Line Executive Committee
CPD — Capital Programmes Directorate
AM — Arkansas and Missouri
CWR — CWR Incorporated
SBK — South Brooklyn Railway Company
PMUX — Panel Multiplexer
NY&E — New York and Erie Railroad
EUROSPIN — European Seamless Passenger Information Network
CIW — CHICAGO & ILLINOIS WESTERN
CSL — Chicago Short Line Railway Company
HMFI — Her Majesty's Factory Inspectorate
LRV — Light-Rail Vehicle
TP&SN — Three Phase and Switched Neutral
CIP — Core Investment Program
TSC — Train Service Code
ADN — Ashley, Drew & Northern
EE&CS — Electrical Engineering & Control Systems
CCF — Control Centre of the Future
SHA — Safety Hazard Analysis
CBQ — CHICAGO BURLINGTON & QUINCY
ETH INDEX — Electric Trains Heating Capacity
RIC — Regolamento Internazionale Carrozze
ECRO — Electrical Control Room Operator
COS — Client Operating System
FNW — First North Western
COER — CRAB ORCHARD & EGYPTIAN
SRS — Sperry Rail Service
TCAID — Track Circuit Actuator Interference Detector

ATOC — Association of Train Operating Companies
ETT — Employee Timetable
CET — Controlled Emission Toilet
GMO — Gulf Mobile and Ohio
HTS — High Tensile Steel
OLE — Overhead Line Equipment
FIO — For Information Only
E&P — Electrification and Plant
RWY — Railway
SCUK — Signalling Controls Uk Ltd
AHBLC — Automatic Half Barrier Level Crossing
ADRC — Access Dispute Resolution Committee
ABA — Air Brake Association
HCA — Historic Cost Accounting
AD&R — Asset Development and Renewal
OCC — Occupied
RAYO — Rayonier
EFRX — Eastside Freight Railroad
SPAD — Signal Passed At Danger
PIDS — Passenger Information Display System
DB — Deutsche Bahn
LV — Lehigh Valley Railroad
MNS — Minneapolis Northfield & Southern
F/B — Foot Bridge
LHR — Lehigh and Hudson River Railway
DGL — Down Goods Loop
HQ — Head Quarters
GU — Grafton and Upton Railroad Company
RITC — Railway Industry Training Council
NTO — National Training Organisation
PGE — Pacific Great Eastern Railway
TPWS–E — Train Protection and Warning System based on Euro–balise technology
FTRL — Foster Townsend Rail Logistics
MQT — Marquette Rail
CS — COLORADO & SOUTHERN
TBTC — Transmission-Based Train Control
PJR — Port Jersey Railroad
TFVM — Terminal Ferroviaria Del Velle De Mexico Sa De Cv
TMD — Traction Maintenance Depot
EFL — External Financing Limit
CSS — CHICAGO SOUTH SHORE & SOUTH BEND
CRT — Critical Rail Temperature
UTLX — Union Tank Car Company
ABB — Akron and Barberton Belt Railroad Company
ABB — Akron-Barberton Belt railroad
ABCL — Automatic Barrier level Crossing Locally monitored by train crew
AEAT — AEA Technology PLC
ROSIN — Railway Open System Interconnection Network
CMNW — CHICAGO MISSOURI & WESTERN
GCSR — Gulf, Colorado, and San Saba Railway

SWGX — Southwest Georgia Railroad Excursion Authority/Sam Shortline Excursion Train
ASLEF — Associated Society of Locomotive Engineers and Firemen
SRNJ — Southern Railroad Company of New Jersey
OCL — Operational Communications Link
BO — BALTIMORE & OHIO)
CPMT — Central Project Management Team
CEFX — CIT Group/Capital Finance, Inc
SLR — ST. LAWRENCE & ATLANTIC
SSOR — Sisseton Southern Railway Company
C&O — Chesapeake and Ohio railroad
RHA — Road Haulage Association
CIC — CEDAR RAPIDS & IOWA CITY
LEB — London Electricity Board
SRT — Sectional Running Time
GMRY — Great Miami and Scioto Railway
AWS — Auxiliary Wayside System
HMRI — Her Majesty's Railway Inspectorate
EM — Edgemoor & Manetta Railway
SSN–FTA — Subsystem Fault Tree Analysis
FEC — Florida East Coast
PON — Periodical Operating Notice
PIP — Property Investment Panel
WTT — Working Time Table
CAD — Cadiz Railroad
PMI — Project Manager's Instruction
OCRR — Ottawa Central Railway
PLMX — CIT Group/Capital Finance, Inc
RIPM — Railtrack Investment Prioritisation Model
HFDG — Human Factors Development Group
ATS — Aviation Technical Services (SPAWAR, US Navy)
CEI — CHICAGO & EASTERN ILLINOIS
FDDM — FORT DODGE DES MOINES & SOUTHERN
AVGX — Avon Grain
FWD — FORT WORTH & DENVER
BTOG — British Transport Officers Guild
WICT — WISCONSIN & CALUMET
AEM — Area Environmental Manager
AWP — ATLANTA & WEST POINT)
KCT — Kansas City Terminal Railway
RSP — Rail Settlement Plan
BM — BOSTON & MAINE
GCSX — Granite City Steel Co
BMWE — Brotherhood of Maintenance of Way Employees
CRI — CHICAGO RIVER & INDIANA
AC — Algoma Central Railway
B&O — Baltimore and Ohio railroad
REB — Relocatable Equipment Building
ALG — Association of London Government
DTI — Detroit, Toledo, & Ironton
SIRT — STATEN ISLAND RAPID TRANSIT

CDNP — Cheques Drawn Not Presented
FCA — Ferrovia Centro Atlantica
FMEA — Failure Mode and Effect Analysis
LNER — London and North Eastern Railway
MTR — Mass Transit Railway
WLL — West London Line
OHNS — OverHead Line Neutral Section
ICAEW — Institute of Chartered Accountants of England and Wales
RETB — Radio Electronic Token Block
CGRX — Consolidated Grain and Barge Company
LC — Level Crossing
SPCC — Southern Peru Copper Corporation
MAA — Magma Arizona Railroad Company
ECR — Electrical Control Room
WMPTA — West Midlands Passenger Transport Authority
NJT — New Jersey Transit
CESM — Civil Engineering Safety Manual
BEEM — Beech Mountain Railroad Corporation
GBW — Green Bay & Western Railroad
AP TDM — Accounts Payable Electronics, Time Division Multiplex
SI — Spokane International Railroad Company
WSP — Wheel Slip Protection
ACIO — Assistant Chief Inspecting Officer
SILX — S&I LOCOMOTIVE SERVICES, INC.
CEDAC — Civil Engineering Design And Construction
CIÉ — Corás Iompair Éireann
IDMS — Integrated Document Management System
EIRC — Eastern Illinois Railroad Company
THB — TORONTO HAMILTON & BUFFALO
WABCO — Westinghouse Air Brake Company
SSIHA — SubSystem Interface Hazard Analysis
FHIX — Fruit Growers Express
INLORS — INner London Orbital Route Strategy
L/S — Late Start
ICDB — Industry Capacity DataBase
PRI — Preliminary Routing Indicator
LC — LANCASTER & CHESTER
DL&W — Delaware, Lackawanna and Western railroad
ZOC — Zone Operational Control
POMG — Police Incident Office
PLGS — Position Light Ground Signal
LOSX — Locomotive Specialists, Inc.
TRTS — Train Ready To Start indicator
NTBEP — Not to Be Exceeded Price
FCP — Ferrocarril del Pacifico
PABS — Passenger track Access Billing System
LFB — London Fire Brigade
DH — Delaware and Hudson Railroad
FNTX — Ferronet Sa De Cv
GCFX — Alstom Canada Transport

MTRT — Matisa Track Recording Trolley
IMECHE — Institution of Mechanical Engineers
AEPX — American Electric Power Service
ER — Erie Railroad
JN — Junction
SRP — System Review Panel
ZFC — Zone Freight Controller
POHC — Pittsburgh & Ohio Central
RFD — Rail Freight Distribution
ZIAR — Zone Infrastructure Asset Register
MHSW — Management of Health & Safety at Work Regulations 1992
LEN — Lake Erie and Northern Railway Company
DSL — Denver & Salt Lake
DBSO — Driving Brake Second Open
SGVY — Saginaw Valley Railway Company Incorpora
MRP — Monthly Reporting Pack
GRIP — Guide to Railway Investment Projects
NBEC — New Brunswick East Coast Railway Company Incorporated
IMR — Interlocking Machine Room
TCT — Texas City Terminal Railway Company
CSN — Companhia Siderúrgica Nacional
ECBR — East Cooper and Berkeley Railroad Company
JLE — Jubilee Line Extension
PIO — Police Incident Officer
FNOR — Florida Northern Railroad
QCM — Chemin de fer Cartier
CRR — Clinchfield Railroad
IECC — Integrated Electronic Control Centre
ECTB — East Chattanooga Belt Railway Company
SN — Sacramento Northern Railway
DPL — Down Passenger Loop
KIWIRAIL — Kiwi Rail
KOT — Kentucky-Ohio Transportation Co
ARPS — Association of Railway Preservation Societies
CO — Chesapeake and Ohio railroad
PHRR — Port Harbor Railroad
QC — Quebec Central
TTC — Toronto Transit Corporation
RAFS — Rail Freight Billing System
PIZ — Pfizer
RITS — Rail Infrastructure Transport System
KWT — Kwt Railway, Inc.
RR — Railroad Reporting
COI — Confirmation Of verbal Instruction
LMD — Light Maintenance Depot
GTR — Great River Railroad
GWT — Great Western Trains
ACTO — Association of Charter Train Operators
GTRM — GT Railway Maintenance
ER — Employer's Representative

WLE — Wheeling and Lake Erie Railway Company
JCT — Joint Construction Trades
IERS — International Environmental Rating System
CCT — Central California Traction Company
WOHO — Wabash and Ohio Railroad
WMPTE — West Midlands Passenger Transport Executive
SNCF — Société Nationale des Chemins de Fer Français
TPH — Trains per Hour
SOR — Southern Ontario Railway
NORTA — New Orleans Regional Transit Authority
TWS — Tax Work Sheets
COBA — Cost Benefit Analysis
AVL — Aroostook Valley Railroad Company
BRIMS — British Rail Incident Monitoring System
AB — Akron and Barberton Cluster Railway Company
WYPTE — West Yorkshire Passenger Transport Executive
DCTA — Denton County Transportation Authority
PRYL — Port Royal Railroad
ATR — Automatic Train Regulation
GA — Georgia Railroad
AGW — Atlantic and Great Western railroad
CRUCC — Central Rail Users Consultative Committee
CUOH — Columbus and Ohio River Railroad Company
W&N — Wharton and Northern railroad
LXOH — Knoxville & Holston River Railroad
FB — Flat Bottom Rail
ILSX — Independent Locomotive Service
OOU — Out of Use
AHBC — Automatic Half Barrier Crossing
DEP — Designated Earth Point
NHCR — New Hampshire Central Railroad
IRSE — Institution of Railway Signal Engineers
DPPP — Draft Period Possession Plan
AFRR — Amador Foothills Railroad
BABT — British Approved Board for Telecommunications
MUNI — San Francisco Municipal Railway
EJR — East Jersey Railroad and Terminal
LIFT — London International Freight Terminal
IP — Investment Proposal
WR SSTD — Western Region Solid State Train Describer
EOTD — End of Train Device
OTW — One Train Working
PD — Project Delivery
ACL — Atlantic Coast Line Railroad
WESTRACE — Westinghouse Radio Advance Control Equipment
NSL — St. Lawrence and Raquette River Railroad
URFD — Ultrasonic Rail Flaw Detection
S&SD — Railtrack's Safety and Standards Directorate
OCTR — Octoraro Railway Incorporated
EARY — Eastern Alabama Railway

SFO — Senior Fire Officer
D&H — Delaware and Hudson railroad
DNE — Duluth and Northeastern Railroad Company
DLR — Docklands Light Railway
FF — File Folder
DO — Delaware Otsego
CRG — Commercial Review Group
R/G — level crossing with miniature Red & Green warning lights
GBRY — Gettysburg Railway
WAB — Wabash Railroad
QNSL — Quebec North Shore and Labrador Railway
OMLX — OmniTRAX Leasing Limited
CPCX — Chevron Phillips Chemical Company
PNRX — Pittsburgh Naval Reactors Office
FCCM — Compania de Ferrocarriles Chiapas Mayab, SA de CV
HOPO — Head Of Projects Organisation
BTCO — Boston Terminal Company
ACI — Allied Continental Intermodal
CV — CENTRAL VERMONT PUBLIC SERVICE CORP.
TGV — Train a Grande Vitesse
DCA — Data Concentrator Appreciation
RPPS — Rail Passenger Partnership Scheme
LGV — Ligne Grande Vitesse
LLPX — Locomotive Leasing Partners
AVR — Allegheny Valley Railroad
USRA — United States Railway Association
LHR — Lehigh and Hudson River
LTEX — Larry's Truck Electric
MSP — Measured Shovel Packing
POA — Payment On Account
P — Programme
ROAD — Railway jargon for railway line
FE — Foundation Electronics
FRVR — Fox River Valley Railroad
ARTP — Association of Rail Training Providers
TRS — Train Ready to Start
OCR — Ottawa Central Railway
LRWN — LITTLE ROCK & WESTERN
VBR — Virginia Blue Ridge Railway
CTRW — Carlton Trail Railway Company
SOR — Standard Open Return
AMU — Access Management Unit
DRIR — Denver Rock Island Railroad
AB — Absolute Block
VPF — Value of Preventing a Fatality criterion
MAFF — Ministry of Agriculture, Fisheries & Food
MLRI — Multi–Lamp Route Indicator
MDOT — Maryland DOT
BRIS — British Rail Infrastructure Services
EV — Everett Railroad

CRS — Computerised Reservation System
ICG — Illinois Central Gulf
PM — Production Manager
WABL — Wabush Lake railway
CGW — Chicago Great Western Railway
WTB — Wire Train Bus
G&SW — Glasgow and South West line
CTR3 — Channel Tunnel Route 3
MOS — Motor Operated Switch
JSRC — Jackson and Southern Railroad Company
GNWR — Genesee and Wyoming Railroad Company
UIC — Union Internationale des Chemin
JKL — J.K. Line Incorporated
NH — New York, New Haven and Hartford Railroad
HIRR — Hainesport Industrial Railroad
BMS — Berlin Mills Railway
LCAMS — Low Carbon Austenitic Manganese Steel
NUCX — Nucor Steel Crawfordsville
CIRY — Central Illinois Railroad Company
IA — Implementation Authority
KNOR — Klamath Northern Railway
CIM — Chicago & Illinois Midland
TSNR — Tyson Railroad Incorporated
CRA — Call Routing Apparatus
CGIX — Collingwood
CPTM — Companhia Paulista de Trens Metropolitanos
EN — ESQUIMALT & NANAIMO
LI — Long Island Rail Road Company
VFN — Valuation Field Notes
RIC — Rail Incident Commander
DOO(P) — Driver Only Operation Passenger
WYS — Wyandotte Southern Railroad Company
CRI&P — Chicago, Rock Island and Pacific railroad
LRCX — Livingston Rebuild Center
ZWSX — Zanesville & Western
TGV — Train à Grande Vitesse
VC — Virginia Central Railway
PROCSYS — Procurement Control
MPRX — Motive Power & Equipment Solutions, Inc.
ESNA — Eureka Springs and North Arkansas
NPBL — Norfolk and Portsmouth Belt Line
AGILIS — agilis Verkehrsgesellschaft
EFC — Estrada de Ferro Carajas
NP — Northern Pacific Railway
TXL — TX Logistik AG Germany
LCM — Lake Champlain and Moriah
GENIUS — GEmini for Non Integrating Unit Stock
EACH — East Camden and Highland Railroad
VECX — VeraSun Energy
ATLT — Austin Todd and Ladd Railroad Company

CTL — Combined Transport Limited
LRM — Layout Risk Model
IMACS — Inventory Management Accounting and Control System
CCU — Core Control Unit
KSRY — Kosciusko and Southwestern Railway
CVYR — Hargraves & McCrary, P.A.
LWVX — Lake Shore Railway Association Inc.
NECR — New England Central Railway
SSIDES — Solid State Interlocking Design
GCW — Garden City Western Railway Company
RSC — Railway Safety Case
SFEX — New Brunswick East Coast Railway
GNER — Great North Eastern Railway
FDP — Ferrocarril de Panama
SSLV — Southern San Luis Valley Railroad
BRSA — British Rail Staff Association
TSBY — Great Lakes Central Railroad
APRR — Albany Port Railroad
SAA — Station Access Agreement
WYPTA — West Yorkshire Passenger Transport Authority
FGER — Fruit Growers Express Company
CRR — Competition and Regulatory Reviews
APD — Albany Port District
MKNR — Mackenzie Northern Railway
CER — Change En Route
TOWS — Train Operated Warning System
KFR — Kettle Falls International railway
RM — railroad mark
DOO(NP) — Driver Only Operation Non Passenger
WRA — Western Railway of Alabama
GL — Goods Line
SVP — Safety Verification Plan
HOBC — High Output Ballast Cleaner
IVPS — Intermediate Voltage Power Supply
USRA — United States Railroad Administration
SOO — Soo Line Railroad
ACORP — Association of Community Rail Partnerships
NYI — No Year Indicated
CG — Central of Georgia Railway
ECML — East Coast Main Line
CSR — Cab Secure Radio
PWI — Permanent Way Institution
SPCX — Qwest Communications Corporation
ZCAM — Zonal Corporate Affairs Manager
SWELTRAC — South West London Transport Conference
ETE — Electrical Traction Engineers
RR — Raritan River
BRT — British Rail Telecommunications
CTC — Centralised Traffic Control
TSWR — Toppenish, Simcoe & Western Railroad

PSO — Public Service Obligation
NCC — National Control Centre
RSL — Rolling Stock Library
HAZOP — HAZard OPerability study
SMG — Systems Management Group
APT — Advanced Passenger Train
WSS — Winston-Salem Southbound Railway Company
CPEF — Companhia Paulista de Estradas de Ferro
SFLR — Shore Fast Line Incorporated
CRIX — Citicorp Railmark, Inc.
MML — Midland Main Line
RSSB — Rail Safety and Standards Board
EWS — English Welsh and Scottish railway
IMC — Infrastructure Maintenance Company
FMES — Fixed and Mobile Equipment Supply
TMBL — Tacoma Municipal Belt Line Railway
LAJ — Los Angeles Junction Railway
DCP — Designated Competent Person
AKM — American Kraft Mills
MCTA — Minnesota Central Railroad Company
FCM — Ferrocarriles Nacionales de Mexico
AVACS — Aire VAlley Control System
PIXC — Passengers in Excess of Capacity
RLE — Rail Link Engineering
BAR — Bangor and Aroostook
D&C — Design and Construction
NPMEA — National Planning Manager, Engineering Access
TEB — Telephone Enquiry Bureau
PEARLS — Personnel Enquiries and Administration Recording Local System
CEDG — Civil Engineering Design Group
RGSP — Railway Group Safety Plan
DVR — Devco Railway Cape Breton Development Corporation now Sydney Coal Railway
TIIS — Train Infrastructure Interface Specification
EPD — Engineering and Production Directorate
NDA — Not Described Alarm
TRB — Transportation Research Board
FWCR — Florida West Coast Railroad Incorporated
BBRPL — Balfour Beatty Rail Projects Limited
RPM — Route Performance Manager
EL — Erie Lackawanna Railway
IMRL — I&M Rail Link
BBRR — Balfour Beatty Rail Renewals
RUT — Vermont Railway Incorporated
GANO — Georgia Northern Railway Company
DEMU — Diesel-Electric Multiple Unit
RUCC — Rail Users' Consultative Committee
FA — Fixed Assets
PWSX — Power Source Supply Inc
PCHR — Port Colborne Harbour Railway
CENTRO — Marketing name of West Midlands Passenger Transport Executive

HSDR — High Speed Data Ring
SBD — Seaboard System Railroad
OHLE — Overhead Line Equipment
SWRX — Southwind Shortline Railroad Co
MSEX — Tour Alaska Inc.Dba Princess Tour
TZPR — Tazewell and Peoria Railroad
EWD — Each Week Day
RT — River Terminal Railway Company
TE — Tacoma Eastern Railway Company
LB — Line Blocked
SLW — Single Line Working
UPY — Union Pacific Yard
ABC — Automatic Ballast Cleaner
LUL — London Underground Ltd
MFCC — M. F. Coffman Collection
SSIC — Solid State Interlocking Controller
NYSW — New York Susquehanna and Western
ZPUG — Zonal Possession User Group
TRU — Track Recording Unit
HSTRC — High Speed Track Recording Coach
PBRTC — Permian Basin Regional Training Center
RLGX — Rail Logix, LLC
CDOT — Conneticut Department of Transportation
KW — Keota & Washington RR
OJEC — Official Journal of the European Community
RGS — Railway Group Standard
WYCO — Wyoming and Colorado Railroad
DAKR — Dakota Rail Incorporated
APC — Automatic Power Control
CORP — Central Oregon & Pacific Railroad
ALCO — American Locomotive Company
ROP — Rules of the Plan
PEARS — Paladin data Extract And Recording System
ACCOLC — Access Overload Control
HE — Hollis and Eastern Railroad Company
UFL — Up Fast Line
LLPA — Long Lead Public Address
IMP — Industrial Metals Processing
LWR — Long Welded Rail
ETR — Electronic Train Recording
TRACA — Track Condition Assessment
DH — Delaware and Hudson
EM — Environmental Manager
LVRM — Lehigh Valley Rail Management
L/H — Leasehold
PC — Penn Central railroad
NRS — National Railway Supplies, Ltd.
TTI — Transkentucky Transportation
COMPASS — COMbined Performance And Safety System
OPE — Oregon Pacific and Eastern

AERC — Albany and Eastern Railroad Company
TOC — Test On Completion
RBRX — RB Railway Group
AFLR — Alabama & Florida RR
DCM — Duty Contracts Manager
DPA — Delegated Procurement Authority
BXN — Bauxite and Northern Railway Company
TIT — Texas International Terminals
ESLJ — East St. Louis Junction Railroad
OKAN — Okanagan Valley Railway Company
NFPA — National Fire Prevention Association
VCRR — Ventura County Railroad Company
CHALET — Casualties, Hazards, Access, Location, Emergency services and Time
DFL — Down Fast Line
PM — Pere Marquette Railway
EN — Euro Norm
TPO — Travelling Post Office
MNCW — Metro-North Commuter Railroad
APM — Area Production Manager
EJS — East Jordan & Southern Railroad
ETD — National Extension Trunk Dialling
BMRR — Beech Mountain Railroad
TCN — Train Communications Network
ESI — electricity supply industry
ISG — Infrastructure Support Group
CERT — City of Edinburgh Rapid Transport
SSM — Safety Strategy Manager
NY&NJ — New Jersey and New York railroad
GUV — General Utility Van
TARDIS — TOPS Ancillary Retrospective Data Information Service
NEG — National Express Group
MCRR — Monongahela Connecting RR Company
CDMA — Collision Detection Multiple Access
MC1 — Maine Coast
KNRY — Korean National Railways
CA — Chesapeake & Albemarle
LHRR — Longhorn Railroad
SIN — Site Instruction Notice
TDA — TRUST Delay Attribution
GTRA — Golden Triangle Railroad
TKEN — Tennken Railroad Company Incorporated
VSR — Valley & Siletz RR
MDW — Minnesota Dakota and Western Railway Com
FCRD — First Coast Railway
ETHERNET — Computer cabling system
CDR — Cheap Day Return
CFMG — Chemin de Fer de LA Matapedia et du Golfe Inc.
EFA — Estrada de Ferro Amapa
NYLB — New York and Long Branch Railroad Company
CPRR — Central Pacific Railroad

SQE — Safety Quality and Environment
PDAC — Performance Data Accuracy Code
TCI — Transportation Consultants International
MDRY — Midland Railway Historical Association
NPR — Northern Plains Railroad Incorporated
ACJR — Ashtabula Carson Jefferson Railroad Company
T/T — Telephone and Telegraph
SIN — Special Instruction Notice
EPB — Electro Pneumatic Brake
PSB — Power Signal Box
MCSA — Moscow, Camden, and San Augustine Railroad
ESPN — East Penn Railroad
PNR — Panhandle Northern Railroad Company
BPA — Business Planning Analysis
NCB — nevada copper belt
BM — Boston and Maine Railroad Corporation
TP — Temporary Placement
EMD — Electro-Motive Division of General Motors
SSR — Railway Service Contractors
WJRR — West Jersey Railroad
ANY — Athabasca Northern Railway
COWD — Cost Of Work to Date
VIA — Via Rail Canada
BLE — Bessemer and Lake Erie
CPMY — Coopersville & Marne Railway
SCL — Seaboard Coast Line Railroad
OLB — Omaha Lincoln and Beatrice Railway Company
GASX — Gerdau Ameristeel
JSOP — Joint Signing on Point
KSW — Kansas Southwestern Railway
NE — National Express
MNA — Missouri & Northern Arkansas
CHTS — Penn Eastern Rail Lines Incorporated
DCIO — Deputy Chief Inspecting Officer
FRDN — H and S Railroad Company Incorporated
CVRY — Caddo Valley Railroad Company
AGVX — Ag Valley Co-op
GRYR — Grenada Railway
INRD — Indiana Railroad
RIA — Railway Industry Association
FPL — Facing Point Lock
SRP — Statutory Reporting Pack
APP — Annual Possession Plan
LPN — Longview, Portland & Northern
BCG — Buffalo Creek & Gauley Railroad
MNCR — Metro North Commuter Railway
HGK — Hafen und Gueterverkehr Koeln
SIGTAN — SIGnalling equipment Technical Advice Notice
BRR — British Rail Research
NPM — National Procurement Manager

TDS — Train Dispatcher Sheets
FBMIS — Finance and Business Management Information System
TUPE — Transfer of Undertakings for Protection of Employment
PAL — Paducah and Louisville
NRNA — National Radio Network Appreciation
NYA — New York and Atlantic Railroad
MATT — Mattagami Railroad
CCPN — Corpus Christi Terminal Railroad
WHOE — Walking Horse & Eastern
ATIX — Alstom Transportation Incorporated
YST — Youngstown Sheet and Tube
OPM — Operational Planning Manager
MZSA — Midland Zone Sponsors Agent
MCF — Microfilm Roll
CAG — Contract Approval Group
VLIX — Vintage Locomotives Inc
DAPP — Draft Annual Possession Plan
LEFC — Lake Erie, Franklin & Claron
EFRTC — European Federation of Railway Trackwork Contractors
CD — Ceske Drahy
MSTL — Minneapolis & St. Louis
WTF — Wrong side Telecommunications Failure
DMIR — Duluth, Missabe and Iron Range
VAB — Vehicle Acceptance Board
EUCG — End User Computing Group
LPA — Local Procurement Agent
ZPAM — Zonal Public Affairs Manager
RIDRR — Railway Industry Dispute Resolution Rules
HCRC — Hillsdale County Ry. Co., Inc.
MKT — Missouri-Kansas-Texas Railroad
RID — Regulations governing International carriage of Dangerous goods by rail
CSAC — Candidate Special Area of Conservation
YAN — Yancy Railroad
FGMR — Fruit Growers Express Company
SWTH — Signalling Works Testing Handbook
EPTC — East Portland Traction
NYD — New York Dock Railway
GWR — Great Western Railway Company
AMWX — AMERICA MOTIVE POWER, INC
JJRR — J and J Railroad
YB2 — Yellow Book issue 2
LNAL — Louisville New Albany and Corydon Railroad
MSRC — Kansas City Southern Railway
FIRR — Flats Industrial Railroad
RMPD — Route Modernisation Product Delivery
SLGW — Salt Lake, Garfield, and Western Railway Company
CNL — Columbia Newberry and Laurens
TRUST — Train RUnning Systems on TOPS
CLIF — Cliffside Railroad
DV — Delaware Valley Railway Company

EUKL — Eurostar (UK) Ltd
DAB — Departmental Advice Blue
AEFR — Aurora Elgin and Fox River Electric
DMU — Diesel Multiple Unit
SPT — Strathclyde Passenger Transport
PFPI — Process for Performance Improvement
TORUS — Transport Operations Rapid Update System
CAMS — Cost Allocation Management System
JXPT — Jaxport Treminal
DESX — DIESEL ELECTRIC SERVICES
GNRR — Georgia Northeastern Railroad
BP — Brake Pipe
BCR — Bay Coast Railroad
PS — Pittsburg and Shawmut Railroad Company
SMIC — Site Manager's Information Compendium
LRS — Laurinburg and Southern
COT — Condition of Track
RUPP — Road Used As A Public Path
CTC — Centralized Track Control
JEFW — Jefferson Warrior Railroad Company
NEKM — Northeast Kansas & Missouri
TENS — Trans European Network Strategy
ECR — Evaluation of Change Request
GEOGIS — GEOGraphic Information System
ECR — Euro Cargo Rail
SNR — Sunflour Railroad Incorporated
MIDH — Middletown and Hummelstown RR Company
KDC — key distribution centre
HW–POINT — Particular type of point with electricmotor drive
CLCO — Claremont & Concord
ESM — Engineering Safety Management
MWLX — Midwest Locomotive Works
CWC — Charleston and Western Carolina
CHS — Charlotte Southern Railroad
BMIS — Business Management Information System
PCRC — Panama Canal Railway Company
BRENDA — BRidge ENgineer Data, computer system
NJDOT — New Jersey Department of Transportation
EP — Electronic Principles
CSOR — Connecticut Southern Railroad
RPI — Revenue Protection Inspector
TRB — Train Recording Book
SETA — Signalling Eqipment Technical Agent
RPCX — Railroad Passenger Car Numbering Bureau
BS&TE — Business Signal & Telecommunications Engineer
BR — British Railways
EIP — Examination in Public
CDM — Control Duty Manager
EAWA — Electricity at Work Act
SSO — Special Stop Order

TRC — Infrastructure track Renewal Company
TOU — Train Operating Unit
PAM — Product Acceptance Manager
OPT — Orange Port Terminal Railway
NYLE — New York and Lake Erie Railroad Company
FCMR — Fort Collins Municipal Railway
TSSU — Time Slot Sharing Unit
CENELEC — European Committee for Electrotechnical Standardisation
CNUR — C and NC Railroad Corporation
CPST — Central Project Sponsor's Team
FWRY — Fillmore Western Railway Company
ALL — America Latina Logistica
NWR — Normal Working Resumed
WCML — West Coast Main Line
BT — Booster Transformer
RFFSA — Rede Ferroviária Federal SA
FGLK — Finger Lakes Railway
DODX — United States Department of Defense
TN — Texas and Northern Railway Company
BDLX — Big Dog Lines
DTMF — Dual Tone Multi-Frequency
EAZIAL — Easy Access Zonal Infrastructure Asset Log
BLOL — Bloomer Shippers Connecting Railroad Co.
PVRR — Pioneer Valley Railroad Company Incorporated
FDDB — Fibre Distributed Database
LOS — Limit Of Shunt indicator
EC4T — Electric Current for Traction
DLCX — Diesel Locomotive Co LLC
B&M — Boston & Maine Railroad
VCB — Vacuum Circuit Breaker
COE — Colorado & Eastern
USAX — United States Army
PSRG — Project Strategy Review Group
GFRR — Georgia and Florida RailNet
WRCC — Wyoming Railcar
NHVR — New Hope Valley Railroad
NEOUCOM — Northeastern Ohio University Colleges of Medicine
GMR — Georgia Midland Railroad
TRRY — Trillium Railway Co. Ltd.
PRWX — Railway Entertainment Services Inc.
BFC — Bellefonte Central Railroad
CMGN — Central Michigan RR
LAWS — Low Adhesion Warning System
TTC — Toronto Transit Comission
TIR — Transports Internationaux Routiers
NYNH&H — New York, New Haven and Hartford railway
BB — Buildings and Bridges
FGE — First Great Eastern
DDA — Design and Development Authority
USSC — United States Sugar Corporation

PRL — Penn Eastern Rail Lines Incorporated
PLAX — PORT OF LOS ANGELES
ESHR — Eastern Shore Railroad
FIBU — FIfty hertz Booster Unit
REPTA — Railway Employees Privilege Ticket Association
VE — Valuation Engineer
NFM — National Fare Manual
AWB — Advance Warning Board
SPADMIS — Signal Passed At Danger throughout Information System
SSIDWS — Solid State Interlocking Design WorkstationS
OPR — Oregon Pacific Railroad
SMW — St Marys Railway West LLC
CCRX — Cape Cod Railroad
BR — Buffalo and Pittsburgh
LER — Logansport and Eel River Short-Line Company Incorporated
MRP — Management Reporting Pack
BNC — British National Connector
CO — Chesapeake & Ohio
SRCL — Southern Rails Cooperative
MMC — Monopolies and Mergers Commission
CRIP — Chicago Rock Island & Pacific
FTS — Failure to Stop
NRM — National Railway Museum
NRA — National Rail Academy
DMCI — Des Moines & Central Iowa RR
PRSL — Pennsylvania Reading Seashore Lines
ACM — Area Consents Manager
NBN — Nicolet, Badger & Northern
BRI — British Rail International
GW — Great Western Bank
GC — Georgia Central Railway
PLS — Position Light Signal
CBRM — Chillicothe-Brunswick Rail Maintenance Authority
MNC — Missouri North Central RR
LOAM — Lousiana Midland
CCO — Clinchfield Railroad Company
GWML — Great Western Main Line
TIC — Technical Investigation Centre
GAAB — Georgia and Alabama Division South Carolina Central Railroad
GERY — Georgia & Eastern
SPARESCO — Spare part company
LUN — Ludington and Northern Railway
SLQ — St. Lawrence and Atlantic Railroad
IN — Indiana Northeastern Railroad
MDC — Management Driven Change
L&B — Land and Buildings
NOLR — New Orleans Lower Coast Railroad Incorporation
MNJ — Middletown & New Jersey Railroad
MT — Mississippi and Tennessee RailNet Incorporated
SOT — SOUTH OMAHA TERMINAL RAILWAY COMPANY

JE — Joppa and Eastern Railroad Company
ER — Eesti Raudtee
SSDC — Signalling Systems Direct Current
TIC — Tester In Charge
TOE — Texas Oklahoma and Eastern RR Company
PSR — Passenger Service Requirement
JTCO — Jacksonville Terminal Company
CAE — Chicago Aurora and Elgin
CHH — Cheswick and Harmar
VS — V and S Railway Incorporated
AOCL — Automatic Open level Crossing Locally monitored by train crew
CSM — Commercial Services Manager
BCSR — Buckeye Central Scenic Railroad
FGW — First Great Western
FXE — Ferromex
CWRO — Cleveland Works Rail Operations
QRA — Quantified Risk Analysis
NBX — Not Boxed
PIRY — Pioneer Industrial Railway
GCRY — Grand Canyon Railway
AOCR — Automatic Open level Crossing Remotely monitored
CCR — Corinth & Counce Railroad Company
WCRM — West Coast Route Modernisation
TTP — Time Table Processor
CHP — Ferrocarriles Nacionales de Mexico
EFCB — Estrada de Ferro Central do Brasil
TS&I — Technical Services and Innovation
RMS — Risk Management System
WS — Ware Shoals RR
IAT — IOWA TRACTION RAILROAD CO
CWL — Cornwall Railroad
I/L — InterLocking
RTPI — Real Time Passenger Information system
VSO — Valdosta Southern Railroad
WC — Wisconsin Central Railway
ITPM — IT Process Model
ILW — Illinois Western Railroad
RLHH — Southern Ontario Railway
KPR — Kelowna Pacific Railway Limited
AWE — Advance Warning Estimates
LV — LiVerpool Street
CACV — Cooperstown and Charlotte Valley Railroad
PDM — Project Development Manager
DGI — Dangerous Goods Incident
NAP — Narragansett Pier Railroad Company
MPD — Major Projects Division
BBRM — Balfour Beatty Rail Maintenance Limited
BNML — Burlington Northern Manitoba Limited
FRAME — Fault Reporting And Monitoring Equipment
FUG — Freight Up Grade

NYNHH — New York, New Haven and Hartford railway
IAIS — Iowa Interstate Railroad
SPUD — St. Paul Union Depot Company
NPS — National Payroll System
MNVA — Minnesota Valley Transportation Company
PDS — Project Definition Stage
CWM — Carriage Washing Machine
BOP — Booking On Point
ELGX — Trains Touristiques De Chaudiere-Appalaches
POV — Pittsburgh & Ohio Valley
MCB — Manually Controlled Barrier
ADG — Area Delivery Group
EAZ — East Anglia Zone
CARX — Caliber Auto Transfer
SAL — Seaboard Air Line Railway
DPC — Data Protocol Converter
TNO — Texas & New Orleans
C/E — Country End
GOB — Gospel Oak to Barking line
CAMPS — Computer Assisted Maintenance Planning System
USRC — U.S. Rail Corporation-Jackson Division
BHRR — Birmingham Terminal Railway
GECX — General Electric Company
PICP — Pollution Incident Control Plan
WT — Wrightsville & Tennille
LCU — Local Control Unit
EQAP — EQuipment APpreciation
SRY — Southern Railway of British Columbia
ELR — Engineers Line Reference
AHQ — British Transport Police Area Headquarters
DETP — Detailed Engineering Train Plan
DLW — Delaware Lackawanna and Western
LIRC — Louisville & Indiana
IORPS — Integrated Operational Railway Planning System
BRUTE — British Railways Universal Trolley Equipment
DIADS — Diagram Input And Distribution System
OHK — Kruse Grain
SSRB — Special Speed Restriction Board
RCL — Railway Claims Ltd
JMHX — J. M. Huber Corporation
RSP — Roscoe Snyder and Pacific Railway
ITCO — Intracoastal Terminal Co
DRA — Driver Reminder Appliance
CBCT — Communications Based Train Control
AIP — Area Investment Panel
CMO — Chicago, St Paul, Minneapolis and Omaha
PBRR — Pine Belt Southern Railroad Company
RJIS — Rail Journey Information System
MB — Level crossing with Manually lifting Barriers
KTS — Kenosha Trolley

ACRC — Andalusia & Conecuh Railroad Company
QCR — Quebec Central Railway
DAIR — D and I Railroad Company
RCM(2) — Remote Condition Monitoring
ADMX — ADM Transportation Company
LB — Loose Bound
PLW — PL and W Railroad Incorporated
TNMR — Texas and New Mexico Railroad Company
NRLS — Network Rail Line Standards
NAPS — National Accounts Payable System
ITC — Illinois Terminal Railroad
SCW — Safety Critical Work
BRT — Brotherhood of Railroad Trainmen
TNM — Train Network Management
LT — London Transport
EVWR — Evansville Western Railroad Inc
FPE — Fairport, Painesville & Eastern R.R. Co
ATB — Automatic Ticket Barrier
MPEX — Motive Power Industries
WTLR — West Texas and Lubbock Railroad Company
CEMR — Central Manitoba Railway Incorporated
HSTR — High Speed Track Recording
NEZP — Nezperce Railroad
BHP — BHP Nevada Railroad Company
TDIX — Transdynamic Leasing
DVS — Delta Valley and Southern Railway Company
VNCAB — Vehicle and Network Change Approvals Board
WPYR — White Pass & Yukon Route
MTCO — Macon Terminal Company
PROMISE — Planning and ResOurces MonItoring SystEm
BEDT — Brooklyn East District Terminal
GSF — Georgia Southern and Florida Railway Company
LC — Line Clear
LSPD — Local Safety Policy Document
MTP — Mode of Travel Priority
LEM — Local Estimating Manager
REA — Railway Express Agency Corporation
SEC — Southern Electric Company
RE&TD — Real Estate and Tax Department
HOP — Head Of Projects
ROCK — Chicago, Rock Island and Pacific Railroad
BS SPEC — British Standards specification
ALM — Arkansas Louisiana and Mississippi Railr
CA — Commercial Assistant
MNRR — Modoc Northern Railroad Company
CIND — Central RR of Indiana
TEXC — Texas Central Railroad Company
DCP — Document Control Point
VOBC — Vehicle OnBoard Control
WAR — Warrenton Railroad Company

GSWR — Georgia Southwestern Railroad
STLH — St Lawrence and Hudson
SWIFT — Structured What If Technique
MARC — Maryland Transit Administration
CT — Central Trains
UEL — Up Electric Lane
PAL — Property Action Line
EHD — East Ham Depot
CPLT — CAMINO, PLACERVILLE & LAKE TAHOE RAILROAD CO.
BH — Bath and Hammondsport Railroad
EMLX — Electro-motive Leasing
CRTA — Cleveland Rapid Transit
FSRR — FerroSur
OURD — Ogden Union Railway and Depot Company
RPI — Revenue Protection Officer
GIS — Graphical Information System
EDP — Electrification Distribution and Plant
PRTD — Portland Traction
RCPE — Rapid City Pierre & Eastern Railroad
IRRC — Iowa R.R. Co.
RSF — Right Side Failure
SOPOR — Societe du Port Ferroviaire de Baie-Comeau Haute-Rive
MMRR — Mid-Michigan Railroad Incorporated
UPWSF — UnProtected Wrong Side Failure
DTSL — Detroit & Toledo Shore Line
CNRX — Canadian Northern Railway LLC
TWA — Transport and Works Act
PW — Parallel Wing
NRES — National Railway Enquires
AN — Apalachicola Northern Railroad
MOC — Missouri Central Railroad Company
PUG — Passenger Up Grades
SIPS — Supplier Performance Monitoring System
HNS — Houston North Shore
BRBS — British Rail Business Systems
DAKS — Dakota Short Line
OPS — Outline Project Specification
TD–T — Transmission Course (Training)
RSAB — Rolling Stock Acceptance Board
LNER — London North Eastern Railway
BRG — Business Review Group
LMS — London, Midland & Scottish railway
PLBX — Palmetto Brick
ELP — East London Partnership
NRNJ — Northern railroad of New Jersey
CANX — CANAC International Incorporation
AMS — Austenitic Manganese Steel
ARI — Alphanumeric Route Indicator
ATT — Advanced Tilting Train
PCY — Pittsburgh Chartiers and Youghiogheny

CUVA — ISG Cleveland Works Railway Company
ATTA — Automatic Track Top and Alignment
CLSL — Columbia and Silver Creek Railroad
TRU — Infrastructure track Renewal Unit
FLR — Fife Lake Railway
LN — Louisville and Nashville
BST — Basic Signalling Technology
VPI — Vital Processor Interlocking
PE — Peoria & Eastern
BCA — Business Critical Application
SKOL — South Kansas and Oklahoma
CBQ — Chicago, Burlington, & Quincy Railroad
LIRX — Lapeer Industrial Railway
TSC — Track Section Cabin
HCRY — Huron Central Railway
VULX — Vulcan Materials Company
PRIDE — Passenger Rail Information Display Equipment
NYLEW — New York, Lake Erie and Western railroad
AF — Auxiliary Feeder
TBRX — Taylor Rail Group
DALT — Dallas Terminal Railway
AOK — Arkansas-Oklahoma Railroad
ADR — regulations concerning the International Carriage of Dangerous Goods by Road
WGNS — Wisconsin Great Northern Railroad Inc
KRT — Kanawah River Terminals
LIRR — Long Island Railroad
ATCO — Association of Transport Co-ordinating Offices
GWR1 — Great Western
TMD — Train Mass Detectors
NPW — Normal Place of Work
HESR — Huron and Eastern Railway Company
GPL — Ground Position Light
SCOT — Scotland
LMIC — Lake Michigan and Indiana Railroad
HOCM — Head of Contract Management
LTS — London, Tilbury and Southend Rail
SEMTA — South East Michigan Trans Auth
BSDA — Bi-State Development Agency
PCB — Petty Cash Book
C2C — Acronym for London Tilbury and Southend lineRailCons
CCCR — Cape Cod Central Railroad
DMMU — Diesel Mechanical Multiple Unit
WTRM — Warren and Trumbull Railroad Company
UTCX — Union Tank Car Company
PPTC — Powered Plant Training - Chainsaw
CTA — Chicago Transit Authority
EAM — Engineering Access Manager
TPS — Traction Power Supply
OP — Outside Party
N&W — Norfolk and Western railway

LS — Lehigh and Susquehanna railroad
CPA — COUDERSPORT & PORT ALLEGHENY RAILROAD
MIRS — Mare Island Rail Service
RIZ — Rock Island
CTR — cost time resource
MS — Michigan Shore Railroad Incorporated
MGR — Merry–Go–Round
DDI — Design Development and Implementation
LSTT — Lake Superior Terminal Transfer
OTSX — On Track Rail Services
ES — Engineering Supervisor
LGV — Ligne A Grande Vitesse
GEGX — GE Gas Turbine
FCEN — Florida Central Railroad
SICA — Signalling Infrastructure Condition Assessment
SAM — Switch Activating Mechanism
EPA — Engineering Publications Assistant
PH — Professional Head
WEN — Weekly Engineering Notice
RRW — Rockton Rion & Western
SFG — Societe du Chemin de Fer de la Gaspesie
VLI — Valor da Logistica Integrada
SPTA — Strathclyde Passenger Transport Authority
OCW — Ocean City Western Railroad
SSDK — Savannah State Docks Railroad Company
VDP — Vertical Design Package
ITS — Infrastructure Testing Services
PHLX — Parrish & Heimbecker Limited
EI — Electrical Installation
BRTC — Brotherhood of Railroad Trainmen Sub-Collection
RRCI — Redmont Railway Company Incorporated
RPL — Rail Property Limited
AHB — Automatic Half Barrier level crossing
NBSR — New Brunswick Southern Railway Company
PREX — Pioneer Rail Equipment
VSRR — Virginia Southern Railroad
IA — Investment Authority
GRR — Georgetown Railroad Company
AEE — American European Express
RHT — Railway Heritage Trust
GWZ — Great Western Zone
MR — McCloud Railway Company
SWP — Southwest Pennsylvania Railroad
QC — Quebec Central Railway
HA — Hanson Aggregates
LLX — Luria Brothers
EDW — El Dorado and Wesson Railway Company
EIRENE — European Integrated railways Radio Enhanced NEtwork
PWRA — Private Wagon owners Registration Agreement
IOCR — Indiana & Ohio Central Railroad

SV — Shenandoah Valley Railroad
WHRC — Windsor and Hantsport Railway
SDIV — San Diego and Imperial Valley Railroad
EFE — Electrification Fixed Equipment
UGL — Up Goods Loop
SSAP — Statement of Standard Accounting Practice
DPC — Development Planning Centre
TO — Team Organiser
RNCX — North Carolina Dept Of Transportation
DMN — Duluth Missabe and Northern Railway
JCAC — Johnson County Airport Commission
TMR — Metropolitano Roca
RIAC — Railway Industry Advisory Committee
DCON — Detroit Connecting Railroad Company
EMGTPA — Equivalent MillionGross Tonnes Per Annum
P3 — Primavera Project Planner
PTRR — Port Townsend Railroad Incorporated
WAGN — West Anglia Great Northern
GMSR — Kansas City Southern Railway
B&H — Bath and Hammondsport railroad
NJPUC — New Jersey Public Utilities Commission
FP — Flexibility Premium
ROA — Right On Arrival
RIV — Regolamento Internazionale Vagoni
HS — H and S Railroad Company
TMS — Metropolitano San Martin
ABP — Aberdeen & Briar Patch
MON — Monon Route
FMID — Florida Midland Railroad Company Incorpo
PGC — Producers Grain Corporation
CVR — Cimarron Valley Railroad L.C.
BRP — Budget Reporting Pack
TAC — Telecomms Appreciation Course
RESX — Rescar, Inc.
BZP — Bright Zinc Plating
AZER — Arizona Eastern Railway Company
CVL — CUYHOGA VALLEY LINE RAILROAD
HTW — Hoosac Tunnel and Wilmington
EEC — East Erie Commercial Railroad
RT1B — Railtrack Track Renewal Contract
ICE — InterCity Express
HSTRT — High Speed Track Relaying Tin
LANO — Penn Eastern Rail Lines Incorporated
MEC — Maine Central Railroad
YVT — Yakim Valley Transportation Company
POM — Possession Optimisation Manager
JTPX — Joseph Transportation, Inc.
TIC — Track Inspection Coach
FRA — Fixed Rate Agreement
ALKX — Airlake Terminal Railway Co.

GLC — Great Lakes Central Railroad
HVI — High Voltage Impulse
LTA — Lost Time Accidents
EIRR — Eastern Idaho Railroad Incorporated
MEP — Member of European Parliament
JCN — Job Cost NumberN
GFR — Grand Forks Railway Company
KCSM — Kansas City Southern de Mexico
SCI — Standard Contract Interpretation
RIL — Railtrack Insurance Limited
JRWX — Johnson Rail Services
PLYX — US Plywood
SRPTA — Technical Advisor nominated by SRP Secretariat
DT1 — Detroit Terminal
SWA — Steel Wire Armoured
FC — Fulton County Railroad Incorporated
SSX — Southern States Phosphate and Fertilizer Co.
LEF — Lake Erie Franklin and Clarion Railroad Company
MOT — Marine Oil Transportation
TRRY — Trillium railway
DPL — Down Platform Line
NYOW — New York, Ontario and Western Railway
RSABGP — RSAB Group which provides support to RSAB and projects
DCI — Des Moines & Central Iowa RR
OTM — On–Track Machine
TYBR — Tyburn Railroad Company
CMR — Indiana Rail Road Company
MSDR — Knoxville & Holston River Railroad
SLIM — St Louis, Iron Mountain & Southern
SMRR — Sisseton Milbank Railroad Incorporated
API — Applications Interface
TL — Through Line
IMPS — Investment Monitoring and Planning System
UAA — University of Akron Archives
GRN — Greenville and Northern
CIL — Chicago Indianapolis and Louisville
LDG — List of Dangerous Goods
ACEX — Altamont Commuter Express
CARR — Carrollton Railroad
NATM — New Austrian Tunnelling Method
DKPX — Duke Power Company
ESR — Emergency Speed Restriction
IMU — Infrastructure Maintenance Unit
ME — Morristown & Erie Railroad
MNBR — M and B Railroad LLC
ENR — E and N Railway Company Limited
PSAP — Puget Sound and Pacific Railroad Company
BRAN — Brandon Rail
WKRL — Western Kentucky Railroad
NSTR — No Signaller Token Remote

EVR — Early Voluntary Retirement
IBT — International Bridge and Terminal Company
PRSX — Progress Rail Services Corporation
FOU — Freight Operating Unit
TRE — Track Recording Engineer
OHRY — Owego and Harford Railway Incorporated
BLMR — Blue Mountain Railroad
APPX — Appalachian Railcar Services
JSE — Janesville & Southeastern
AMTL — Agence métropolitaine de transport
DFG — Del Fungo Giera Servizi Ferroviari Srl
SNCT — Seattle & North Coast R.R. Co.
EJE — Elgin Joliet and Eastern
NTP — North Trans–Pennine route
GWRS — Great Western Railway Company
TWE — Track Welding Engineer
GATX — General American Marks Company
IRRS — International Rail Road Systems, Inc.
CWP — Chicago West Pullman and Southern
LXVR — Luxapalia Valley
OLO — Ontario LOrignal Railway Incorporated
ETRY — Eastern TN Railway
ABC — Atlanta, Birmingham and Coast
WGCR — Wiregrass Central Railroad. Incorporated
ASBPC — Adjacent SignalBox Protocol Converter
ROM — Regional Operating Manager
RDG — Reading Railroad
NIWX — Northern Illinois and Wisconsin Railway
MAEG — Maersk Sealand
SME — Signalling Maintenance Engineer
DQE — De Queen and Eastern Railroad Incorporat
TXNW — Texas North Western Railway Company
BDM — Business Development Manual
ORN — Overlay Radio Network
CQPA — Central Columbiana & Pennsylvania RR
CARW — Carolina Western Railroad
NLR — North London Railways
SI — Site Instruction
NCPR — North Carolina Ports Railway
NEGS — New England Southern Railroad
RSBS — Railway Standard Building Specification
BCS — Better Chemical Solutions
SA — Sponsor's Agent
PRIMA — Professional Rail Industry Management Association
O&I — Operations and Interface
CPD — Cleveland Plain Dealer
CATX — General American Marks Company
RRNW — Regional Railways North West
ECC — English China Clays
STP — Short Term Planning

FDEC — Ferrocariles de Cuba
SSG — Safety Strategy Group
CBR — Coos Bay Rail Link
DTL — Down Tilbury Loop
RSC — Railway Skills Council
GETY — Gettysburg Railroad
SWGR — Seagraves Whiteface and Lubbock Railroad
TCM — Time Cycle Maintenance
SVI — Southern Railway of Vancouver Island
NICD — Northern-Indiana Commuter Transportation
SBB — Swiss Railways
ATN — Alabama & Tennessee River Railway Llc
PHD — Port Huron and Detroit Railroad Company
JCN — JunCtioN
DRSX — DOT Rail Services
WIMX — Wimpey Minerals USA, Inc.
NN — Northern Nevada Railroad Corporation
DJRR — Decatur Junction
WVRC — WABASH VALLEY RAILROAD CO.
TUPE — Transfer of Undertakings
CSP — Camas Prairie RailNet Incorporated
TD — Train Describer
MDLE — Mount Dora & Lake Eustis Railway
CADRS — CAD Railways Services
NAT — Not Applicable Timetable
JKWI — Johnsonburg, Kane, Warren and Irvine Railroad
DPM — Development Planning Manager
WPSC — Wheeling Pittsburg Steel
KOG — Kansas, Oklahoma, & Gulf
NPCCS — Non Passenger Carrying Coaching Stock
AWW — Algiers Winslow and Western Railway
IMRR — Illinois Midland Railroad
HOFE — Head Of Engineering
W/M — Watt per Metre
ARRC — Advanced Railway Research Centre
QGRY — Quebec Gatineau Railway Incorporated
NSKT — No Signaller Key Token
NYO&W — New York, Ontario and Western railway
RSTL — Rail Staff Travel Ltd
RCDO — Railway Crossing Diversion Order
NCOK — North Central Oklahoma Railway
ZTE — Zone Telecommunications Engineer
DLWR — Depew Lancaster and Western Railroad Com
ARA — American Railway Association
WFE — Western Fruit Express
INOH — Indiana and Ohio Railroad Incorporated
TSH — Tshiuetin Rail Transportation Inc
CSA — Cross–Sectional Area
PJRL — Penn Jersey Rail Lines Incorporated
NRN — National Radio Network

BPA — Business Planning Accountant
CEGB — Central Electrictricity Generating Board
PPU — Tazewell & Peoria Railroad
ATT — Active Tilting Train
TT — Toledo Terminal
PWS — Permanent Way Supervisor
HSM — Hand Signal Man
ROTP — Rules of the Plan
ABCX — Alabama Byproducts Corporation
RA — Reporting Accountant
WCRC — Washington Central Railroad Corporation
MWRX — Midwest Rail Holdings Incorporated
RI — Relay Interlocking
NTN — National Teleprinter Network
SOWC — Shows Occupied when Clear
GRIV — Gauley River Railroad LLC
KCPS — Kansas City Public Service
HRT — Hartwell RR
CKRY — Central Kansas Railway Incorporated
WMP — Waste Management Plan
ABLX — American Refrigerator Transit Company
ATR — Automatic Train Reporting
RCM(1) — Reliability Centred Maintenance
CCUO — Chicago-Chemung Railroad Corporation
PIE — Performance Improvement Executive
WCTU — White City Terminal & Utility
RCH — Railway Convalescent Home
MOS — Mobile Operations Supervisor
MGRI — MG Rail Incorporated
TSSA — Transport Salaried Staffs' Association
TXGN — Texas Gonzales and Northern Railway Comp
RT1A — Railtrack Infrastructure Maintenance Contract
SDCR — South Dakota Central
SJVR — San Joaquin Valley RR
PNRR — Pennsylvania Northeastern
MSL — Level crossing with Miniature Stop Lights
EWS — English, Welsh & Scottish Railway Ltd
DML — Down Main Line
WTLC — West Texas & Lubbock Railroad Co Inc.
ACY — Akron, Canton and Youngstown
MCA — Maywood Co-op Association
GDI — Graphical Data Interface
GPR — General Purpose Relief
FLT — Freight Liner Terminal
ATGX — ATEL Leasing Corporation
IHIR — Indian Hill & Iron Range
ARS — Automatic Route Setting
DPPP — Disabled Peoples Protection Policy
MCB — Miniature Circuit Breaker
AUG — Augusta Railroad

TCRY — Tri-City Railroad Company
C&E — Chicago and Erie Railroad
MIDS — Midlands
RII — Relay Interlocking Interface
MHMR — Mount Hope Mineral railroad
STN — Special Traffic Notice
ERIE — Erie Railroad
OS — Ontario Southland Railway Inc.
OPUG — Other Passenger Upgrades
TXOR — Texas and Oklahoma Railroad Company
EROS — Emergency Restriction Of Speed
ALT — AIRLAKE TERMINAL RAILWAY COMPANY
SSSH — Surrey Sussex & Southhampton
WGR — Willamette Valley Railway Company
NPT — Portland Terminal R.R. Company
NYE — New York and Erie railroad
IS — Intermediate Signalling
SSG — Systems Strategy Group
STE — Stockton Terminal and Eastern RR
FSR — Fort Smith Railroad Company
SPC — Senior Production Controller
DFO — Depot Facility Owner
SC — Signalling Centre
CWCY — Caldwell Country Railroad
BMRG — Blue Mountain and Reading
NRG — National Records Group
DTS — Dynamic Track Stabiliser
BRPX — Blue Ridge Paper
LITM — Local IT Manager
PROMPT — PRiority On Managing Performance Trends
HEX — Heathrow EXpress
SSW — St. Louis Southwestern
WE — Wheeling and Lake Erie
TAA — Track Access Agreement
NPC — NORTH PACIFIC COAST
AUAR — Austin Area Terminal Railway
OCE — Oregon California & Eastern
CTML — Cairo Terminal Railroad Company
RTD — Regional Transportation District
INPR — Idaho Northern & Pacific Railroad
R/T — Right Time
CTR1 — Channel Tunnel Route 1
LWRT — Long Welded Rail Train
HRRC — Housatonic Railroad Company
FNM — Ferrocarriles Nacionales de Mexico
NJII — New Jersey, Indiana and Illinois Railroad
CPW — CHICAGO, PEORIA & WESTERN RAILROAD CO.
CGR — CG Railway, Inc
CWWR — Chehalis Western Railroad
NWSW — Northwestern Steel and Wire Co.

EMRY — Eastern Maine Railway Company
DDN — Dispatcher's Daily Notes
NRA — National Rivers Authority
LLW — Lavacot Locomotive Works
NAR — Northern Alberta Railways
F/H — FreeHold
ONER — Ontario Northeastern RR
GMDX — General Motors Diesel Canada
LVRC — Lamoille Valley Railroad
HLGX — Helm Financial Corporation
YKR — York Railway
EMU — Electric Multiple Unit
TIRE — Ticketing Incentive REgime
FTA — Fault Tree AnalysisUoS
SPADRAM — SPAD Reduction & Mitigation
TOPS — Total Operations Processing System
E&P — Engineering and Production
WCTR — WCTU Company White City Terminal Railway
MEF — Modern Equivalent Form
ATA — Automatic Track Alignment
SDS — Signalman's Display System
TCF — Track Circuit Failure
UWC — User Worked Crossing
IAMS — Integrated Asset Management System
TPPP — Transport Policies and Programme Package
PRB — Personalised Rule Book
ZIP — Zone Investment Panel
WTCX — Weyerhauser
DMVW — Dakota Missouri Valley and Western Railr
SCT — Sioux City Terminal Railway
BC — BARRE & CHELSEA RAILROAD
FJG — Fonda Johnstown & Gloversville RR
NDN — National Data Communications Network
GTW — Grand Trunk Western
SWKR — San Pedro and Southwestern Railway Compa
BSN — Bridge Strike Nominee
VSTP — Very Short Term Plan
SIRR — Southern Industrial Railroad
PWMA — Permanent Way Maintenance Assistant
RSAG — Railway Safety Advisory Group
ORRX — Oregon Department Of Transportation
HBL — Harbor Belt Line
ASDA — Asbestos & Danville
RRC — Respondek Railroad Corporation
WYT — Wyandotte Terminal Railroad Company
ORR — Office of the Railway Regulator
T&V — Tresspass & Vandalism
MICC — Management Information Communications Centre
NPPR — Nez Perce-Pomeroy RR Co
ISAR — Information Systems Activity Request

IANW — Iowa Northwestern Railroad
EA — Electronics Appreciation
SFO — Station Facility Owner
ITI — Unknown
NTRY — Nimishillen and Tuscarawas Railway Company
GS — Gloster Southern
NZR — New Zealand Railways
KCCS — Kansas City Clinton & Springfield
ACTC — Atlantic City Transit Company
LSMS — Lake Shore Michigan Southern Railroad
RTMZ — RailTrack Midlands ZoneRailCons
OTMR — On Train Monitoring Recorder
DB — Deutsche Bundesbahn, German State Railways
CI — Cambria and Indiana Railroad Company
DMSS — Development Manager, Signalling Strategy
ACWR — Aberdeen, Carolina & Western Rwy
LKRR — Little Kanawha River Rail Incorporated
MTDX — Midwest Transportation & Development Cor
TCOD — Track Circuit Operating Device
NRM — Nominated Responsible Manager
RRIP — Route Relay Interlocking Processor
CD — Close Doors platform indicator
SAS — South African Railways
KGBW — Kewaunee Green Bay and Western
IRJ — Insulated Rail Joint
SRYC — Sierra Railway Company of California
SA — Signalling Assistant
LA — Lousiana and Arkansas
VS — Valuation Section
IHRC — Indiana Hi Rail Corporation
FRVT — Fore River Transportation Corporation
FWL — Fort Wayne - Lima
GF — Ground Frame
ICC — International Convention Centre
GSP — Ground Switch Panel
WWR — Washington Western
TORR — Train Operated Route Release
REG — Railtrack Executive Group
SOM — Somerset Railroad Corporation
ONCT — Ontario Central Railroad Corporation
O/B — Over Bridge
QNSL — Quebec, North Shore and Labrador
IRN — Ironton RR
CRT — Construction Round Table
MISS — Mississippian Railway Cooperative Incorporated
ELS — Escanaba and Lake Superior Railroad Comp
DTRR — Detroit Terminal Railroad
AFD — Automatic Fire Detection
JVRR — Juniata Valley Railroad Company
LTA — London Transport Authority

MWRR — Montana Western Railway Company Incorporated
ETH — Electric Train Heating
PHIS — Performance Historical Information System
WPSX — Wisconsin Public Service Corporation
GKLX — Gold Kist, Inc.
NCRY — Northern Central Railway
NNW — Nebraska Northwestern Railroad
PTT — Public Timetable
ALS — Alton and Southern Railway
RSNR — Red Springs & Northern
CPPP — Confirmed Period Possession Plan
PUWER — Provision and Use of Workplace Equipment Regulations 1992
TBS — Transmission Based Signalling
DG — Dangerous Goods
GTD — Group Tax Department
FIRM — Fares Increases Regulation Mechanism
TDMS — Title Deeds Management System
TXU — TXU Electric
CNW — Chicago and Northwestern
CIMU — Central Infrastructure Maintenance Unit
BAYL — Bay Line, LLC
T&H — Tottenham & Hampstead
FEVR — Fremont & Elkhorn Valley Railroad
AREA — American Rail Engineers and Maintenance Association
NBA — National radio network
LINC — Lewis and Clark Railway Company
DGPS — Differential Global Positioning by Satellite
YSLR — Yolo Shortline Railroad Company
UPL — Up Platform Line
CRGX — Cargill Incorporated
RCE — Regional Civil Engineer
HLCX — Helm Financial
MRT — Minimum Rail Temperature
NWP — Northwestern Pacific Railroad Company
WARP — West Coast Advanced Recovery Reliability Programme
CRC — Class Representative Committee
SRP — Safety Review Panel
RBLX — Brent C Lewis
TTR — Talleyrand Terminal Railroad Company
TCA — Track Circuit Actuator
AC&Y — Akron, Canton and Youngstown railroad
L/S — London Side
LPS — Local Policy Statement
LRPC — London Regional Passengers Committee
CHGX — Chicago Gravel
MRCE — MRCE Dispolok GmbH
RAI — Right Away Indicator
TT — Timetable, Public
MIGN — Michigan Northern Railway
STRT — Stewartstown Railroad Company

JPBX — Peninsula Corridor Joint Powers Board
WAMX — Webb Asset Management
L&S — Lehigh and Susquehanna railroad
VWL — Vancouver Wharves Limited
UO — Union Railway of Oregon
TNER — Texas Northeastern Division Mid-Michigan
NLL — North London Line
IANR — Iowa Northern Ry
BDRV — Belvidere & Delaware Railroad
BMH — Beaufort and Morehead Railroad Co
GEXR — Goderich & Exeter
GRIN — Great Plains Railway
BPR — Business Policy Review
LM — Litchfield and Madison
WBE — Wilkes-Barre and Eastern railroad
LBR — Lowville and Beaver River Railroad Company
IU — Indianapolis Union
SSG — Standards Steering Group
TPC — Train Performance Calculator
IFC — Infrastructure Fault Control
PAF — Project Authority Form
SMNR — Southern Manitoba Railway
FTR — Florida Tri-Rail
SDR — Simplified Direct Reporting
AVB — Automatic Vacuum Brake
BRB — British Railways Board
BPM — Business Process Manual
SB — Signal Box
TVM — Transmission Voice Machine, French ATP system
REX — Railway Express Agency, Inc.
CAPS — Colchester Area Power Supplies
CHIP — Chemicals Hazard Information and Packaging regulations
BDTL — Ballard Terminal Railroad Company
WAER — Wabash Erie
WVN — West Virginia Northern Railroad
ICC — Infrastructure Control Centre
NY&GL — New York and Greenwood Lake railway
IFS — Independent Function Switch
GLCD — Great Lakes Coal & Docks
VXC — Virgin CrossCountry
RLK — RailAmerica Ottawa Valley Railway
CDL — Central Door Locking
UB — UnderBridge
NYOW — New York, Ontario & Western
BRS — Business Route Section
SINAC — Special Inspection Notice Action Complete
NSC — National Supply Contract
DTS — Detroit & Toledo ShoreLine
PCTE — Profit Centre Telecommunications Engineer
FS — Feeder Station

OSRR — Ohio Southern Railroad Incorporated
FEPASA — Ferrovias Paulistas SA
TAG — Track Access Grant
GITM — Golden Isle Terminal RR
RFP — Richmond Fredericksburg and Potomac
CYDX — Conrad Yelvington Distributors, Inc.
YB — Youngstown Belt Railroad Company
LASB — Lackawaxen and Stourbridge Railroad
ORR — Office of the Rail Regulator
GNBC — Grainbelt Corporation
AO — Appalachian and Ohio
NOP — New Orleans Public Service
AGLF — Knoxville and Holston River Railroad
CISD — Golden Isles Terminal Railroad
CBC — Carbon County Railway
CM — Contracts Manager
ATSF — Atchison, Topeka & Santa Fe
CSC — Connex South Central
SCM — Senior Contracts Manager
MSO — Michigan Southern Railway
RA — Radio Agency
PLRA — Private Locomotive Registration Agreement
MBTA — Massachusetts Bay Transit Authority
FC — Fair Condition
MSN — Meeker Southern Railroad
ETCX — Eastman Tennessee Corporation
IGMX — Integrated Grain & Milling
PER — Portable Equipment Room
HOG — Heart of Georgia Railroad
BTC — Birmingham Terminal
SIXX — 636 Leasing
WA — Washington & Atlanta Railroad
DT — Decatur Junction Railway Company
RMRX — Great Canadian Railtours Co Ltd
WSF — Wrong Side Failure
CB&Q — Chicago, Burlington and Quincy railroad
WA — West Anglia Lines
TCG — Tucson Cornelia and Gila Bend Railroad Company
PETS — Public Emergency Telephone System
GWWE — Gateway Eastern Railway Company
ORHC — Orrville Railway Historical Society
GOL — Government Office for London
PBNE — Philadelphia Bethlehem and New England R
SSISIM — Solid State Interlocking SIMulator
EPS — European Passenger Services
SMART — Specific, Measurable, Achievable, Realistic, Timebased
NYPSC — New York State Public Services Commission
TOC — Toledo & Ohio Central
S&C — Settle and Carlisle
WB&E — Wilkes-Barre and Eastern railroad

IZ — Inter Zonal
PSCX — Public Service Of Colorado
NREX — National Railway Equipment
TPWSSA — Train Protection Warning System Sponsor's Agent
PCA — Penn Central
HL — Home Location
CHAPS — Clearing House Accounts Payable System
DAC — Depot Access Conditions
CH — CHiltern Railway Company
RTLS — Road Traffic Lights
ERES — Erie Western
EFVM — Estrada de Ferro Vitoria-Minas
SRP — Station Regeneration Programme
SPSR — San Pedro & Southwestern Railway Co
FP — Fordyce & Princeton Railroad Company
NTR — Mississippi Central Railroad Company
SMOS — Structure Mounted Outdoor Switchgear
HSW — Helena Southwestern Railroad
TCB — Track Circuit Block
LNE — Lehigh and New England Railroad, Conrail
BA — Baltimore & Annapolis
RCI — Railtrack Controlled Infrastructure
EMS — Environmental Management Statement
DOP — Driver Only Passenger
DRS — Direct Rail Services
CM — Central Montana Rail Incorporated
VLR — Visitors Location Register
LRR — Little River Railroad
HRLX — Housatonic Logistics Company LLC
PVRX — Pook Valley Railroad
CHW — Chesapeake Western Railway
DIS — Flexible DIsplay System
DSL — Down Slow Line
UWSF — Unprotected Wrong Side Failure
ICE — Institute of Civil Engineers
OLC — Occupation Level Crossing
SA — Savannah & Atlanta
RRRR — Raritan River railroad
MKC — McKeesport Connecting Railroad Company
HB — Hampton and Branchville Railroad
TRIN — Trinidad Railway Incorporated
NMC — Network Management Centre
DART — Digital Advanced Radio for Trains
PF — Pioneer and Fayette Railroad Company
BR1 — British Railways
WNYP — Western New York and Pennsylvania
TMERL — The Milwaukee Electric Railway
LNAC — Chattahoochee Bay Railroad, LLC
DCLR — Delaware Coast Line RR Co
DM — Deutsche Mark RailCons

RJCR — RJ Corman
RAP — Remedial Action Project
FFG — Freight Facilities Grant
PRM — PRocurement Manager
FN — Fault Number
LCR — London and Continental Railways
DAPF — Document Amendment Proposal Form
TXR — Texas Rock Crusher Railway Company
ELKR — Elk River Railroad Incorporated
PCSE(W) — Profit Centre Signal Engineer (Works)
ASAB — Bay Line Railroad L.L.C
ACE — Area Civil Engineer
CLCR — Cadillac & Lake City RR
LS — Line Standard
WN — Wharton and Northern railroad
WARC — West Anglia Route Controller
STEP — Safety, Teamwork, Excellence, Professionalism
SFS — Santa Fe Southern Railway
TINX — Trinity Railcar
PTM — Permanent Timetable Manager
DOO — Driver Only Operation
RMRR — Rocky Mountain Railcar and Railroad Incorporated
TQSUM — Track Quality SUMmary
SWIMCO — South West Iinfrastructure Maintenance COmpany)
BMS — Basic Mechanical Signalling
CCC — Cowlitz, Chehalis, and Cascade Railway
WHRC — Windsor and Hantsport Railway Company
ATM — Amended Timetable Manager
SINMON — Special Inspection Notice MONitor
WM — Western Maryland Railroad
ALR — Alan Richie Incorporated
SP — Single-Phase
PPM — Panel Processor Module
EA — East Anglian
DKS — Union Pacific Railroad Company
BSPG — Business Systems Policy Groupy
TRAMM — Track Renewal And Maintenance Machine
CHTT — Chicago Heights Terminal Transfer Railroad
SCR — Sydney Coal Railway
KFR — Kettle Falls International Rwy
CSR — Camden & Southern Railroad Inc
DWL — Dynamic Warning Lights
LCRC — Lenawee County Railroad
MB — Meridian & Bigbee
PAT — Performance Action Tracking
NYABC — New York Air Brake Company
RIG — Railway Industry Group
FORI — Fibre Optic Route Indicator
RM — Route Modernisation
SLOA — Steam Locomotive Operators Association

NFTA — Niagara Frontier Transit Authority
ARA — Arcade and Attica Railroad Corporation
HRS — Holidaysburg and Roaring Spring Railroad Company
PAM — Pittsburgh Allegheny and McKees Rocks Railroad Company
YN — Youngstown and Northern
SH — Steelton and Highspire Railroad Company
BAP — Butte Anaconda & Pacific
KO — Kansas & Oklahoma
DUT — Denver Union Terminal Railway Company
CSC — Contractor's Safety Case
PSR — Permanent Speed Restriction
CWRY — Commonwealth Railway Inc.
MVT — Mt Vernon Terminal
DL — Delaware-Lackawanna Railroad Company
TRT — Tshiuetin Rail Transportation
RAR — Railtrack Asset Register
RISSC — Railway Industry Safety Strategy Comittee
RS — Roberval and Saguenay Railway Company
RNA — Railway Notification of Accidents Regulations
CAPE — Train Cancelled
OLEAR — Overhead Line Equipment Asset Register
SJT — St Joseph Terminal
MPM — Multi Processor Module
FIR — Flats Industrial Railroad Company
CE — Chicago and Erie railroad
NCSL — Nashville Chattanooga & St Louis
CWEX — Midwest Generation, LLC
HBRY — Hudson Bay Railway Company
RA — Route Availability
IDT — Implementation, Development and Training
RICA — Regional Independent Commercial Auditor
UPL — Up Passenger Loop
NTR — National Track Renewals
SIPS — Standard Infrastructure Performance System
USS — U.S. Steel
TRS — Train Reporting System
NSM — North Shore Mining
WCML RM — West Coast Main Line Route Modernisation
TF — Tallulah Falls Ry. Co
TEU — Twenty Foot or Equivalent Unit
NHRR — New Hope and Ivyland Rail Road
GMRC — Green Mountain RR
DIRFT — Daventry International RailFreight Terminal
ETB — Electronic Token Block
SW&W — South Wales and West
MTL — Mersey Travel Ltd.
SMRS — Springfield (MO) Railway Services
HOPP — Head Of Property Projects
MRSL — MRS Logistica
RHYX — Macquarie Rail Inc

CWI — Chicago and Western Indiana Railroad
WVR — Willamette Valley Railway
ROR — Rules of the Route
OLYR — Olympic Railroad Company
SRG — Safety Review Group
SMFD — Systems Management Framework Design
CTRU — Central Track Renewals Unit
MTNR — Mississippi Tennessee Railroad LLC
TC — Track Circuit
MTR — Montour RR
RD — GEC time division multiplex, type RD
ROS — Restriction of Speed
MRR — Mid-Atlantic Railroad
LE — Light Engine
EFPL — Economical Facing Point Lock
TAN — Track Access Notice
MML — Minimum Monetary Limit
TPC — Trackside Processing Centre
PFM — Projects Finance Manager
WILD — Wheel Impact Load Detector
DR — Dardanelle and Russellville Railroad Inc
CWT — Chicago & West Towns
CHV — Chattahoochee Valley Ry
AEC — Atlantic and East Carolina Railway Compa
MRIX — Missouri North Centra RR
LTCO — Lakeside Transportation LLC
SPS — Spokane, Portland, and Seattle
DFT — DART Fixed Terminal
BRBS — British Railways Business Systems
NSS — Newburgh and South Shore Ry. Co.
FLAWS — a computer database of rail flaws
HOS — Hoosier Southern Railroad
PIPS — Packaging and Investment Planning System
GRWR — Great Walton Railroad
PSPP — Particular Specification for Possession Planning
NPO — National Process Owner
DM — Detroit & Mackinac
HCYR — Horry County Railway
RED — Railtrack Energy Database
PCS&TE — Profit Centre Signal and Telecommunications Engineer
GO — Gulf & Ohio
MAW — Maumee and Western Railroad Corporation
IN1 — Illinois Northern
COPA — Control of Pollution Act 1974
RTFN — RailTrack Fault NumberRailCons
AEWZ — Erie Western
TWO — Transport & Works Order
MVRY — Mahoning Valley Ry
MWR — Muncie & Western
BACS — Bank Automated System

WTRY — Wilmington Terminal Railroad Incorporated
GSW — Great Southwest Railroad
DGNO — Dallas Garland & Northeastern
RSCI — Real Staff Cost Increase
ETRM — Engineering Train Routing Map
HPTD — High Point Thomasville and Denton Railroad
EEB — Eastern Electricity BoardRailCons
MLF — Main Line Freight
IMG — Infrastructure Materials Group
VCC — Virgin Cross Country
SPA — Special Protected Area
ALY — Allegheny and Eastern Railroad Incorpora
IIC — International Intermodal Center
UM — Up Main
ICRK — Indian Creek Railroad Company
H/S — Hand Signaller
TRCX — Florida Tri-Rail
BER — Big Eagle Rail
CWR — Continuously Welded Rail
JRS — Johnson Rail Services
CCH — Cape Cod & Hyannis
NOGC — New Orleans & Gulf Coast
JS1 — basic signalling cable jointing and testing
NMCSA — Network Management Centres Sponsor's Agent
MGR — Merry Go Round
SCBX — Standridge Color
RES — Rail Express SystemsRailCons
MPA — Maryland and Pennsylvania Railroad
FUS — Ferrocarriles Nacionales de Mexico
MPU — Motive Power Unit
SIP — Strike–In Point
SLSF — Saint Louis-San Francisco
APLAN — track Access PLANning system
WW — Wales and West Passenger Trains
GASC — Georgia, Ashburn, Sylvester & Camilla Ry
NOW — Northern Ohio & Western
LVAL — Lackawanna Valley Railroad Corporation
TLC — Telephone protection only Level Crossing
TRRA — Terminal RR of St Louis
NG — Normal Grade
NPTR — Northwood Pulp and Timber, Ltd.
WTCO — Western Transportation Company
OE — Outside Edge
ICM — Internal Communications Manager
CA — Cash Accounts
TRC — Track Renewals Company
OHPA — Ohio and Pennsylvania Railroad Company
TSRD — Twin State Railroad Company
AMP — Asset Maintenance Programme
AFT — AMERICAN FREEDOM TRAIN FOUNDATION

DLM — Data Link Module
SMN — Smoky Mountain Ry. Co
PACS — Public Affairs Correspondence System
SHRT — South Hampshire Rapid Transit
UTU — Ultrasonic Test Unit
HVRR — Hocking Valley
AIM — Asset Information Manager
RT — Railtrack
VCY — Galveston Railroad
CNYK — Central New York Locomotive Company
BITY — Penn Eastern Rail Lines Incorporated
CCYR — Colleton County Railroad
MJRX — Railway Service Contractors Inc
PTRA — Port of Houston Terminal RR Association
SEE — Systems Engineering Environment
BAWX — Babcox & Wilcox
SCU — Signalling Compatibility Unit
LRP — Local Reporting Pack
NYS&W — New York, Susquehanna and Western railroad
PWCT — Philadelphia & West Chester Traction
GPS — Global Positioning by Satellite system
BCRY — Cando Contracting Limited
PSR — Public Service Requirement
LAL — Livonia Avon & Lakeville
TOL — Train On Line
LDT — Long Distance Termination
SSTD — Solid State Train Describer
POM — Port of Montreal
PADS — Parts And Drawing System
RICP — Rail Incident Control Post
PFM — Performance Focus Manager
CFE — Chicago, Fort Wayne and Eastern
WARM — West Anglia Route Modernisation
OPO — One Person Operation
ASR — Allegheny Southern Railroad Incorporated
TT — Time Table
CAPP — Confirmed Annual Possession Plan
MRI — Motive Rail Industries
ERTMS — European Railways Traffic Management System
WRHX — Creative Charters Inc
PRIDE — Possession Resource Information DatabasE
SR — Kansas City Southern
ILM — Railtrack Infrastructure Liability Manager
CCSC — Contractor Core Safety Case
TK — Tuskegee R.R
TGM — Transport Gateway Metro
NSRC — North Stratford RR
DCFB — Dodge City Ford and Bucklin Railroad Com
SMS — Signal Maintenance Standard
MMAX — Martin-Marietta Aggregates

NIR — National Incident Register
SE — South Eastern
TOHD — Tops Operations Help Desk
RDO — Relevant Delivery Organisation
EFC — External Financing Contribution
RLHS — Railway Locomotive and Historical Society
TSDB — Train Service Data Base
NJRC — New Jersey Rail Carrier, LLC.
RLCX — RELCO
SCRX — SOUTH CAROLINA PUBLIC RAILWAYS
PLOD — Patrolman's Lookout Devicerailcons
RLEX — Republic Locomotive
MAL — Michigan Air-Line Ry. Co.
IARR — Iowa River RR
BOTW — Botwood Railway
WIP — Works In Progress
AMR — Arcata And Mad River
LDRR — Louisiana and Delta Railroad Incorporated
MTW — Marinette Tomahawk & Western
UWTF — Unprotected Wrongside Telecommunications Failure
C&W — Carriage & Wagon
SO — South Orient
GWH — Great Western Holdings
SVGX — Savage, Inc
PCM — Project Control Manual
NCA — Nuevo Central Argentina
RL — Relief Line
WWRC — Wilmington and Western Railroad
RMPX — RailCar Limited
CZRY — Carrizo Gorge Railway Inc.
LTP — Local Transport Plans
GWUG — Great Western UpGrade
AEEU — Amalgamated Electrical Engineering Union
FCYR — Franklin County Railroad
CRS — Carolina Rail Service
MWL — Level crossing with Miniature red/green Warning Lights
CRG — Contracts Review Group
PWV — Pittsburgh & West Virginia
R/T — RailTrack
LNW — Louisiana & Northwestern
GGS — Georgia Great Southern Division South Carolina Central Railro
TCKR — Turtle Creek Industrial RR.Incorporated
MAS — Management Aspects of Supervision
RE&TA — Real Estate and Tax Agent
NASG — National Applications Support Group
RIP — Railtrack Investment Panel
NW — Norfolk and Western
NIAJ — Niagara Junction Railway
HM — Her Majesty
RO — Rail Operator

NJTR — NJ Transit Rail Operations
LD — Light Diesel locomotive
GN — Great Northern Line
SNCF — French National Railways