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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
AFFF — Aqueous Film Forming Foam
CWT — Carlson Wagonlit Travel
YTD — Year To Date
ROM — Read-Only Memory
ASAP — As Soon As Possible (pronounced AY-sap)
VDU — Visual Display Unit
IT — Information Technology
ANSI — American National Standards Institute, Inc.
WWW — World Wide Web
ERDF — European Regional Development Fund
RF — Radio Frequency
RFQ — Request For Quotation
PWAY — Permanent Way
HAZID — Hazard Identification
LCD — Liquid Crystal Display
EDI — Electronic Data Interchange
GDP — Gross Domestic Product
AC — Alternating Current
GSM — Global System for Mobile Communications
KPI — Key Performance Indicator
CN — Canadian National Railway
PPE — Personal Protective Equipment
PROJEX — Project Expenditure
IRR — Internal Rate of Return
RPI — Retail Price Index
COSHH — Control Of Substances Hazardous To Health (UK)
CV — Curriculum Vitae
WACC — Weighted Average Cost Of Capital (accounting)
FMECA — Failure mode effect and criticality analysis
ATP — Automatic Train Protection
PDH — Plesiochronous Digital Hierarchy
GIS — Geographic Information System
CAPEX — Capital Expenditure
FAT — Factory Acceptance Test
VAT — Value Added Tax
UP — Union Pacific Railroad Company
PCB — Polychlorinated Biphenyls
GBV — Gross Book Value
W — Watt
SPOC — Single Point Of Contact
GL — General Ledger
AP — Accounts Payable
GPRS — General Packet Radio Service
WAN — Wide Area Network
VO — Variation Order
WBS — Work Breakdown Structure
PCB — printed circuit board
CAR — Corrective Action Request

BAA — British Airports Authority
SLA — Service Level Agreement
CBI — Confederation of British Industry
SD — Standard Deviation
FX — Foreign Exchange
AM — Amplitude Modulation
MTBF — Mean Time Before Failure
RAILTEL — RAILway TELephone project
Y-P — Young Person
CR — Change Request
SPV — Special Purpose Vehicle (sometimes Single Purpose Vehicle)
RAB — Regulatory Asset Base
RAM — random-access memory
GUI — Graphical User Interface (goo-ey)
TBA — To Be Advised
EU — European Union (1994; formerly referred to as the EEC or EC)
B. OF D. — Board of Directors
FM — frequency modulation
NI — National Insurance
PICOW — Person in Charge of Works
LA — Local Authority
E&OD — Engineering and Operations Development
IEE — Institution of Electrical Engineers
PVC — Polyvinyl Chloride
IDF — Intermediate Distribution Frame
W&LE — Wheeling & Lake Erie Railway
PO — Purchase Order
ABS — Alabama Southern Railroad
AF — Audio Frequency
PIC — Person In Charge
DC — Direct Current
MMA — Montreal, Maine & Atlantic Railway
NPV — Net Present Value {economics}
WATX — Watco
OSI — Open Systems Interconnection (iso Standard)
T&RS — Traction & Rolling Stock
MSE — Mississippi Export Railroad Company
HV — High Voltage
AWRR — Austin Western Railroad
HW — Hardware
PMBX — Private Manual Branch Exchange
AE — Account Executive
P&L — Profit and Loss statement
EVA — Ethylene Vinyl Acetate
ZEPE — Zone Electrical and Plant Engineer
CB — Circuit Breaker
PWME — Permanent Way Maintenance Engineer
S.L/H — Short LeaseHold
P.WAY — Permanent Way
ALARP — As Low as Reasonably Practicable

AGR — Alabama and Gulf Coast Railway
GRN — Goods Received Note
SAT — Site Acceptance Test
NEC — National Electrical Code
BDM — Business Development Manager
SMS — Safety Management Systems
MIS — Management Information System (OSHA)
AVI — Automatic Vehicle Identification
P&LE — Pittsburgh and Lake Erie Railroad
FAQ — Frequently Asked Questions (sometimes Pronounced Fak)
JD — Job Description
AL — Almanor Railroad Company
C&WI — Chicago and Western Indiana railroad
ELCB — Earth Leakage Circuit Breaker
PHA — Preliminary Hazard Analysis
BRC — Belt Railway of Chicago
BST — British Summer Time
CAD — Computer Aided Designer
SIL — Safety Integrity Level
IGBT — Insulated Gate Bipolar Transistor
BSOR — Buffalo Southern Railroad
TCP/IP — transmission control protocol/internet protocol
ISDN — Integrated Services Digital Network
L&PS — London and Port Stanley Railway
MTTR — Mean Time To Repair
CIMA — Chartered Institute of Management Accountants
SPAX — Southeastern Pennsylvania Transportation Authority (SEPTA)
PDP — Personal Development Plan
LV — Low Voltage
DOS — Disk Operating System
PAX — Private Automatic Exchange
EMP — Environmental Management Plan
E,L&N — Early, Late and Night
SQL — Structured Query Language
AQL — Acceptable Quality Level
D&IA — Design and Implementation Authority
CAPM — Capital Asset Pricing Model
COA — Chart Of Accounts
RC — Reinforced Concrete
D&DR — Design & Development Report
R&PA — Route and Programme Analyst
S&SM — Safety and Standards Manager
IEC — International Electrotechnical Commission
LSI — Lake Superior and Ishpeming Railroad
O&M — Operation and Maintenance
PC — Personal computer (host)
LED — law enforcement desk; light emitting diode
OS — Ordnance Survey
L&HR — Lehigh and Hudson River railway
D&DA — Design and Development Authority

WYSIWYG — What You See Is What You Get (pronounced Wizzy-wig. See Entry For Derived Acronyms)
AA — Ann Arbor Railroad
ZCRG — Zonal Commercial Review Group
M&EE — Mechanical & Electrical Engineering
ITU — International Telecommunication Union
ELOX — Elcon Inc.
N&VMP — Noise and Vibration Management Plan
HZ — cycles per second (hertz)
PGR — Progressive Rail
OCB — Oil Circuit Breaker
HSC — Health and Safety Commission
R(SCW) — Railway (Safety Critical Work) Regulations 1994
VM — Value Management
L&PSR — London and Port Stanley Railway
DPC — Damp Proof Course
HL — High Level
NIC — National Insurance Contributions
XLPE — Crosslinked Polyethylene
HR — HUMAN RESOURCES
DCF — discounted cash flow rate
CCTV — Closed Circuit Television
RT — Radiographic Testing
EMC — Electromagnetic Compatibility
AKMD — Arkansas Midland Railroad Company
L&NE — Lehigh and New England railroad
FE — Finite Element
COTS — Commercial Off the Shelf Software
VAMD — Virginia and Maryland
DML — Data Manipulation Language
BDW — Bighorn Divide and Wyoming Railroad
PSBR — Public Sector Borrowing Requirement
RHS — Rectangular Hollow Section
N&B — Northhampton and Bath railway
RSA — Railway Study Association
PAYE — Pay-As-You-Earn
O&SPA — Operational and Support hazard Analysis
DTI — Department of Trade and Industry (UK)
SAE — Society of Automotive Engineers
DDA — Disability Discrimination Act
KYLE — Kyle Railroad
RTU — Remote Terminal Unit
UFN — Until Further Notice
DSE — Display Screen Equipment
GPF — General Protection Fault
NEMA — National Electric Manufacturer's Association
PABX — private automatic branch exchange (telephone)
MPV — Multi-Purpose Vehicle
IMDG — International Maritime Dangerous Goods
NSR — Newburgh and South Shore Railroad Compan
OBRY — Orangeville-Brampton Railway

MDF — Main Distribution Frame
CATS — Charlotte Area Transit System
CITB — Construction Industry Training Board
CSM — Customer Service Manager
PFI — Private Finance Initiative
WI — Work Instruction
PMCS — Project Management Control System
CIMAH — Control of Industrial Major Accident Hazard
MOD — Ministry Of Defence (United Kingdom) And Various Other Countries
KLSC — Kalamazoo, Lake Shore and Chicago Railway
HAYSI — Haysi Railroad
ACOP — Approved Code Of Practice (UK)
PDT — Portable Data Terminal
NRLC — National Railway Labor Conference
LEU — Lineside Electronic Unit
ROCE — Return On Capital Employed
RTA — Regional Transportation Authority
OTR — Oakland Terminal Railway
SCADA — Supervisory Control And Data Aquisition
IR — Illinois Railnet
WB — Westbound
OGEE — Ogeechee Railway
RBC — Radio Block Centre
RISC — Reduced Instruction Set Computer
PM — Project Manager
GMT — Greenwich Mean Time (Zulu)
PA — Personal Assistant
FDM — Frequency Division Multiplex
AKDN — Acadiana Railway Company
NAO — National Audit Office
FRA — Federal Railroad Administration
LRT — Light-Rail Transit
FC — Financial Controller
LD — Liquidated Damages
PORTIS — Portable Ticket Issuing System
CBL — Conemaugh and Black Lick Railroad
TDM — Time Division Multiplexer
CAXX — CEMENTO CRUZ AZUL
FOC — Freight Operating Company
BN — Burlington Northern Railroad
CHB — Cleveland Harbor Belt
SMBX — Southern MN Sugar Beet Coop
UT — Ultrasonic Testing
RMT — National Union of Rail, Maritime and Transport Workers
ARZC — Arizona and California Railroad
TB — Trial Balance
ADBF — Adrian and Blissfield Rail Road
EMCAR — Empty Carriages
HATX — Helm Financial Corporation
IBH — Intermediate Block Home Signal

UCMX — United Clays, Inc
RC — Remote Control
SDH — Synchronous Digital Hierarchy (ATM)
AR — Aberdeen and Rockfish Railroad
BCLR — Bay Colony Railroad
NEBOSH — National Examination Board in Occupational Safety and Health
AR — Accounts Receivable
HST — High Speed Train
LCP — Local Control Panel
EC — European Community
UB — Universal Beam
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
RIO — Rail Incident Officer
SQVR — Sequatchie Valley Railroad
AGCR — Alamo Gulf Coast Railroad Company
CF — Cape Fear Railways Incorporated
CFWR — Caney Fork and Western Railroad
SW — Software (SFTWE Preferred)
PRR — Pennsylvania Railroad
CPO — Compulsory Purchase Order
OLEMI — Overhead Line Equipment Master Index
PALADIN — Performance And Loading Analysis Database INformation
LPC — Louisiana Paving Corp
MBO — Management Buy-Out
TDMA — Time Division Multiple Access
UPS — Uninterruptible Power Supply
EPI — Environmental Performance Indicator
MM — Money Market
OOO — Out Of Order
RCD — Residual Current Device
ECU — European Currency Unit
ITE — Institute of Transportation Engineers
OAR — Old Augusta Railroad
KKRR — Knox and Kane Railroad Company
TOFC — trailer-on-flatcar
EPS — Earnings per share
NOPB — New Orleans Public Belt Railroad
MSV — Mississippi and Skuna Valley Railroad Company
TRC — Trona Railway Company
EIA — Environmental impact assessment (international)
FRS — Financial Reporting Standard
NYC — New York Central Railroad
BP — Business Plan
HSE — Health & Safety Executive Officer
AVP — Assistant Vice President
PRV — Pearl River Valley Railroad Company
VRE — Virginia Railway Express
PBT — Profit Before Tax
RIDDOR'95 — Reporting of Injuries, Disease and Dangerous Occurrences Regulations 1995
NOKL — Northwestern Oklahoma Railroad

GBP — Great British Pound
FURNO — Until FURther NOtice
HAZCHEM — Hazardous Chemical
ONT — Ontario Northland Railway
GTO — Gate Turn-Off thyristor
FAST — Federation Against Software Theft
ETH — Eidgenössische Technische Hochschule
NCR — Nonconformance Report
BRW — Black River and Western railroad
PBVR — Port Bienville Railroad
SSC — Southern Switching Company
ARR — Alaska Railroad
LOP — Loss of Power
RSR — Rochester and Southern Railroad
BBOH — Bloomingburg Ohio
BVRY — Brandywine Valley Railroad Company
BRG — Brownsville and Rio Grande International Railroad
NDT — Nondestructive Test
IC — Illinois Central Railroad
CRL — Chicago Rail Link
NVQ — National Vocational Qualification
JC — Junction
BTP — British Transport Police
CCKY — Chattooga and Chickamauga Railway Company
APM — Assistant Project Manager
ATW — Atlantic and Western Railway
ABL — Alameda Belt Line
P&M — Plant & Machinery
SCHLID — SCHedule IDentity
PW — Providence and Worcester Railroad
OCTL — Oil Creek and Titusville Lines, Inc.
ANR — Angelina and Neches River Railroad
AMP — Asset Management Plan
CGT — Capital Gains Tax
M&E — Mechanical & Electrical
EXPOTEL — hotel accommodation and conference booking agency
CHR — Chestnut Ridge Railway Company
SVRR — Shamokin Valley Railroad Company
ATO — Automatic Train Operation
AT — Auto Transformer
PACT — PAved Concrete Track
APNC — Appanoose County Community Railroad
BB — Buckingham Branch Railroad
BJRY — Burlington Junction Railway
ISRS — International Safety Rating System
WRRC — Western Rail Road Company
MH — Mount Hood Railroad
HA — Highways Agency
TMS — Traffic Management System
APA — Apache Railway Company

SLAL — South Plains Lamesa Railroad
SLWC — Stillwater Central Railroad
NCIR — New Castle Industrial Railroad
BRASS — British Railways Additional Superannuation Scheme
DMM — Dansville and Mount Morris Railroad Company
ETA — Expected Time of Arrival
NERR — Nashville and Eastern Railroad
LW — Louisville and Wadley Railway Company
PTE — Passenger Transport Executive
NFF — No Fault Found
BPRR — Buffalo and Pittsburgh Railroad Inc.
RRVW — Red River Valley and Western Railroad
AFC — Approved For Construction
FTA — Freight Transport Association
SCRF — South Carolina Central Railroad
PCN — Point Comfort and Northern Railway
EIB — European Investment Bank
NR — Network Rail
OTVR — Otter Tail Valley Railroad Company
GN — Great Northern Railway
KJR — Kiski Junction Railroad
CIRR — Chattahoochee Industrial Railroad
MNN — Minnesota Northern Railroad Incorporated
RARW — Rarus Railway Company
BP — British Petroleum
KJRY — Keokuk Junction Railway
TCWR — Twin Cities and Western Railroad
GE — Great Eastern
FTA — Federal Transit Administration
CALA — Carolina Southern Railroad
MTBHE — Mean Time Between Hazardous Events
CFNR — California Northern Railroad
PTW — Permit to Work (UK)
EC — Excellent Condition
DD&I — Design Development and Implementation
CPD — Continuous Professional Development
CLC — Columbia and Cowlitz Railway Company
CMPA — Madison railroad
ASRY — Ashland Railway
STR — Shawnee Terminal Railway Company
SW — Southwestern Railroad Company
ATPM — Automatic Train Protection Manual
SOCO — Scene Of Crime Officer
PMT — Project Management Team
LSRC — Lake State Railway Company
PBR — Patapsco and Back Rivers Railroad
CAGY — Columbus and Greenville Railway Company
PNB — Personal Needs Break
CTRR — Cloquet Terminal Railroad
ATC — Automatic Train Control

WCOR — Wellsboro and Corning Railroad Company
ALAB — Alabama Railroad
SP — Southern Pacific Railroad
TBE — To Be Evaluated
PDFH — Passenger Demand Forecasting Handbook
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
HVAC — Heating, Ventilating, And Air Conditioning
IC — Intercity
UMP — Upper Merion and Plymouth Railroad
D&I — Design and Implementation
SM — St. Mary's Railroad
AZCR — Arizona Central Railroad
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
CBRY — Copper Basin Railway
DD — Direct Debit
NS — Norfolk Southern Railway
CMSL — Cape May Seashore Lines
ITT — Invitation To Tender
MRL — Montana Rail Link
CW — Colorado and Wyoming railway
PSN — Packet Switched Network
SIMBIDS — SIMplified BI–Directional Signalling
EPROM — Electrically Programmable Read Only Memory
WNFR — Kanawha Rail Corporation
PSTN — Public Switched Telecommunications Network
CC — Chicago Central and Pacific Railroad Company
LCR — Lake County Railroad
WSOR — WISCONSIN & SOUTHERN
CNZR — Central New England Railroad
KCS — Kansas City Southern Railway
CCRR — Claremont Concord Railroad
DCRR — Dubois County Railroad
PRY — Pioneer Industrial railway
NCVA — North Carolina and Virginia Railroad
NKP — Nickel Plate Road
TO — Technical Officer
MPLI — Minnesota Prairie Line Incorporated
TSE — Texas South-Eastern Railroad Company
WP — Western Pacific
FP — Footpath
NAUG — Naugatuck Railroad Company
WATC — Washington Terminal Company
SLUT — South Lake Union Trolley
NVRR — NAPA Valley Railroad Company
MP — Milepost
DETR — Department of the Environment, Transport and the Regions
CLP — Clarendon and Pittsford Railroad
NMGR — New Mexico Gateway Railroad
OD — Outside Diameter
SMV — Santa Maria Valley Railroad Company

BOP — Border Pacific Railroad Company
CBGR — Council Bluffs Railway
ISRR — Indiana Southern Railroad
CSCD — Cascade and Columbia River Railroad Company
DART — Dallas Area Rapid Transit
SCTR — South Central Tennessee Railroad
BLR — Blacklands railroad
CPDR — Carolina Piedmont Railroad
FRS — Functional Requirements Specifications
URR — Union Railroad
SBVR — South Branch Valley Rail Road
USN — United States Navy
YARR — Youngstown and Austintown Railroad
KT — Kentucky and Tennessee Railway Company
TVRR — Tulare Valley Railroad Company
GP — Georgia-Pacific
MET — Modesto and Empire Traction Company
CPS — Crown Prosecution Service (UK criminal justice system)
LEC — London Electricity Contracting Limited
SAPT — Savannah Port Terminal Railroad Incorporated
MCER — Massachusetts Central Railroad
TBRY — Thermal Belt Railway
POVA — Pend Oreille Valley Railroad
ISG — International Steel Group
DSS — Department of Social Security
CCRA — Camp Chase Industrial Railroad
MDDE — Maryland and Delaware Railroad
SRC — Strasburg Railroad
NYGL — New York and Greenwood Lake Railway
LPO — Local Process Owner
CTRL — Channel Tunnel Rail Link
POTB — Port of Tillamook Bay Railroad
NCRC — Nebraska Central Railroad
DME — Dakota, Minnesota and Eastern Railroad Company
ILWS — Inductive Loop Warning System
SLRG — San Luis and Rio Grande railroad
CTN — Canton Railroad Company
ARC — Alexander Railroad
MNNR — Minnesota Commercial Railway
ETM — Electric Track Maintenance
JDHX — JD Heiskell
SMA — San Manuel Arizona Railroad Company
LT — Lake Terminal Railroad Company
NKCR — Nebraska, Kansas & Colorado RailNet
FSG — Financial Statement Generator
SCFE — South Central Florida Express Incorporated
RR — Railroad
TMP — Traffic Management Plan
KRR — Kiamichi Railroad
PNW — Prescott and Northwestern Railroad

NSHR — North Shore Railroad
SRA — Strategic Rail Authority
NYOG — New York and Ogdensburg Railway Company Incorporated
RSS — Rockdale, Sandow & Southern Railroad
OMID — Ontario Midland Railroad Corporation
RTA — Road Traffic Accident (British)
MP — Missouri Pacific Railroad
COP — City of Prineville Railway
NRI — Nebkota Railway Incorporated
PVS — Pecos Valley Southern Railway Company
CBRW — Columbia Basin Railroad
CT — Columbia Terminal
HEP — Head-End Power
SBRR — Stourbridge Railroad Company
FTVM — FerroValle
PW — Permanent Way
MDS — Meridian Southern Railway
COEH — Conecuh Valley Railroad
CTR — Clinton Terminal Railroad Company
TSU — Tulsa-Sapulpa Union Railway
KBSR — Kankakee Beaverville and Southern Railroad Company
MDF — Medium Density Fibreboard
NENE — Nebraska Northeastern Railway
DO — Driver Only
RRI — Route Relay Interlocking
CV — Central Vermont Railway
RVPR — Riverport railroad
VTR — Vermont Railway
PROM — Programmable Read Only Memory (chip)
RPRC — Richmond Pacific Railroad Corporation
NBER — Nittany and Bald Eagle Railroad Company
QRR — Quincy Railroad Company
DC — Delray Connecting Railroad Company
PNWR — Portland and Western Railroad Incorporated
RJCL — R.J. Corman Railroad Company/ Cleveland line
ECO — Electrical Control Operator
STMA — St. Maries River Railroad Company
RJCM — R.J. Corman Railroad Company/ Memphis Line
SLR — St. Lawrence and Atlantic Railroad Company
RJCN — R.J. Corman Railroad Company/ Allentown Lines Incorporated
TOC — Train Operating Company
SSI — Solid State Interlocking
WTNN — West Tennessee Railroad
TCS — Traffic Control System
YVRR — Yadkin Valley Railroad
SLC — San Luis Central Railroad Company
FJLC — Fabrica de Jabon la Corona
AIP — Approval in Principle
RVSC — Rio Valley Switching Company
TBW — Temporary Block Working

LVRR — Lycoming Valley Railroad
IHB — Indiana Harbor Belt Railroad
SRN — Sabine River and Northern
SGLR — Seminole Gulf Railway
IMC2 — 2nd generation Infrastructure Maintenance Contract
NYCH — New York Cross Harbor Railroad Terminal Corporation
TSRR — Tennessee Southern Railroad
SMIS — Safety Management Information System
SAN — Sandersville Railroad
SHARON — Sharon Steel
MMID — Maryland Midland Railway
OUCH — Ouachita Railroad
SSR — Super Saver Return
CB — Central Battery
MJ — Manufacturers Junction Railway Company
OTDR — Optical Time Domain Reflectometer
RJCW — R.J. Corman Railroad Company/ Western Ohio Line
CR — Conrail
SS — Sand Springs Railway Company
PICK — Pickens railway
YW — Yreka Western Railroad Company
MSCI — Mississippi Central Railroad Company
TR — Tomahawk Railway
WPRR — Willamette and Pacific Railroad
WBCR — Wabash Central railroad
VR — Valdosta Railway
YRC — York Railway
PTR — Port Terminal Railroad of South Carolina
NER — North Eastern Railway
OHCR — Ohio Central Railroad
H&S — Health and Safety
PTA — Passenger Transport Authority
SWT — South West Trains
REFOS — Running Edge to Face Of Structure
FRED — Financial Reporting Exposure Draft
PLC — Public limited company
UTAH — Utah Railway
AEA — Atomic Energy Authority
MRS — Manufacturers Railway
FOC — Fibre Optic Cable
BS — British Standard
MCR — McCloud Railway Company
CP — Canadian Pacific Railway
GER — Great Eastern Railway
COSS — Controller of Site Safety
MSTR — Massena Terminal Railroad Company
CSAO — Conrail Shared Assets Operation
MEBO — Management and Employee Buy Out
WSR — Warren and Saline River Railroad
PDMX — Programmable Digital Multiplexer

CAT — Central Arkansas Transit
OEL — Occupational Exposure Limit
WSRY — Winamac Southern railway
GMPTE — Greater Manchester Passenger Transport Executive
IORY — Indiana & Ohio Railway
KE — Kinematic Envelope
FFT — Functional Fault Tree
TNHR — Three Notch railroad
OE — Oregon Electric Railway Company
FOC — Free Of Charge. Widely used acronym promising a good deal, however see TANSTAAFL.
SPM — Senior Project Manager
JTC — Jointless Track Circuit
ESMS — Engineering Safety Management System
RTS — Rapid Transit Systems
LVDT — Linear Variable Differential Transformer
FDDI — Fibre Distributed Data Interface
PTI — Positive Train Identification
MILW — Milwaukee Road
VRRC — Vandalia Railroad
ELHS — Erie Lackawanna Historical Society
OPEX — Operating Expenditure
CAIX — CAI Rail Inc.
SLU — Standard Length Unit
CDM — Construction Design and Management
CPC — Circuit Protective Conductor
DQM — Data Quality Manager
COCP — Code of Construction Practice
QX — Qualifying eXceptions
SYPTE — South Yorkshire Passenger Transport Executive
BSC — Base Station Controller
HMCR — Huntsville and Madison County Railroad Authority
A&GW — Atlantic and Great Western Railroad
OHL — OverHead Line
SCXY — St. Croix Valley Railroad Company
REN — Ringer Equivalence Number
CRP — Central Railroad of Pennsylvania
FR — Feasibility Report
GMPTA — Greater Manchester Passenger Transport Authority
RJCP — R.J. Corman Railroad Company/ Pennsylvan
DBFO — Design Build Finance Operate
CCA — Current Cost Accounting
PA — Public Addresses
CRR OF NJ — Central Railroad of New Jersey
DVT — Driving Van Trailer
PRT — Philadelphia Rapid Transit
ALQS — Aliquippa and Southern Railroad Company
GSM–R — Global System for Mobile communications for Railways
PWM — Pulse width modulation
BSP — Bulk Supply Point
VRG — Virgin Rail Group

URFDO — Ultrasonic Rail Flaw Detector Operator
ACT — Advanced Corporation Tax
CD ROM — Compact Disc Read-Only Memory
AFC — Anticipated Final Cost
BH–RAIL — Bull Head RAIL Section
QS — quantity surveyor
EZP — Electro–Zinc Plating
RJCC — R.J. Corman Railroad/Kentucky Lines
AWS — Automatic Warning System
DPI — Dye Penetrant Inspection
NSE — Network Southeast
SPT — Signal Post Telephone
NJNY — New Jersey and New York Railroad
GWRR — Great Walton Railroad Incorporation
VT — Virgin Trains
HN — Hutchinson and Northern Railway Company
GIJ — Glued Insulated rail Joint
TCS — Train Control System
FSH — Full Screen Height
LS — Luzerne and Susquehanna Railway
MVB — Multifunctional Vehicle Bus
MTBFF — Mean Time Between Functional Failures
RE — Resident Engineer
BNS — Birmingham New Street
HBT — HOUSTON BELT & TERMINAL
MPI — Motive Power Industries
LJU — Line Jack Unit
ROSCO — Rolling Stock Leasing Company
EOA — End of Authority
HMFI — Her Majesty's Factory Inspectorate
HCA — Historic Cost Accounting
HTT — Harsco Track Technologies
AHBLC — Automatic Half Barrier Level Crossing
ORC — Order of Railroad Conductors
CAHA — Claims Allocation and Handling Agreement
LSB — Local Sensor Bus
EAC — Extended Arm Contract
ECS — Empty Coaching Stock
CBQ — CHICAGO BURLINGTON & QUINCY
LO-LO — Lift on, lift off,
LFCD — Linea Coahuila Durango SA de CV
ETT — Employee Timetable
SHA — Safety Hazard Analysis
RO-RO — Roll On-roll Off
LDDC — London Docklands Development Corporation (UK)
NMRX — New Mexico Department of Transportation-New Mexico Rail Runner Express
PTO — Public Telecommunications Operator
NRSC — Network Rail railway Safety Case
SOU — Southern Oregon University
LMLX — Livingston Mountain Locomotive Works

TPW — TOLEDO PEORIA & WESTERN
TSR — Temporary Speed Restriction
CIW — CHICAGO & ILLINOIS WESTERN
AM — Arkansas and Missouri
CMNW — CHICAGO MISSOURI & WESTERN
OCS — Overhead Catenary System
SLR — ST. LAWRENCE & ATLANTIC
F/B — Foot Bridge
CCLX — Crystal Car Lines
ADN — Ashley, Drew & Northern
FWD — FORT WORTH & DENVER
WICT — WISCONSIN & CALUMET
E&P — Electrification and Plant
FRP — Field Reporting Procedures
VIAMONT — Viamont
ABA — Air Brake Association
MTTRS — Mean Time to Restore Service
CIP — Core Investment Program
AF — Alabama & Florida Railway Company
SRS — Sperry Rail Service
CIC — CEDAR RAPIDS & IOWA CITY
CRE — Contractor's Responsible Engineer
AAX — Agrico Chemical Company
PRDC — Princess Royal Distribution Centre
DTI — Detroit, Toledo, & Ironton
PAMX — PrivAte Manual branch eXchange
PCV — Petty Cash Voucher
QAM — Quality Assurance Manager
NJT — New Jersey Transit
BO — BALTIMORE & OHIO)
SCAX — Southern California Regional Rail Authority
PGE — Pacific Great Eastern Railway
CS — COLORADO & SOUTHERN
LV — Lehigh Valley Railroad
HABD — Hot Axle Box Detector
OOG — Out of Gauge
WLL — West London Line
COER — CRAB ORCHARD & EGYPTIAN
ST — Springfield Terminal Railway Company
WABCO — Westinghouse Air Brake Company
CRI — CHICAGO RIVER & INDIANA
ETRB — Electronic Train Register Book
ID&T — Implementation, Development and Training
SBK — South Brooklyn Railway Company
GMO — Gulf Mobile and Ohio
OCC — Occupied
AWP — ATLANTA & WEST POINT)
NBV — Net Book Value
TOOS — Taken Out of Service
RETB — Radio Electronic Token Block

AEAT — AEA Technology PLC
COS — Client Operating System
BH — Bath & Hammondsport Railroad Company
CSS — CHICAGO SOUTH SHORE & SOUTH BEND
ETH INDEX — Electric Trains Heating Capacity
ESSD — Electrostatic Sensitive Device
SSSI — Site of Special Scientific Interest
RSP — Rail Settlement Plan
CITDS — Construction Industry Tax Deduction Scheme
JS2 — advanced signalling cable jointing and testing
CAD — Cadiz Railroad
CET — Controlled Emission Toilet
MNS — Minneapolis Northfield & Southern
GCSX — Granite City Steel Co
TSC — Train Service Code
AEAT RAIL — The Former British Rail Research
OSGR — Ordnance Survey Grid Reference
AGW — Atlantic and Great Western railroad
SIGWEN — Signalling Equipment Workshop Engineering Notice
BTA — British Transport Advertising
PICOP — Person In Charge Of Possession
TCI — Track Circuit Interrupter
LMA — Limit of Movement Authority
FDDM — FORT DODGE DES MOINES & SOUTHERN
NTO — National Training Organisation
AVGX — Avon Grain
PRI — Preliminary Routing Indicator
TVRM — Tennessee Valley Railroad Museum
PIO — Police Incident Officer
AB — Additions and Betterments
NY&E — New York and Erie Railroad
PLJI — Position Light Junction Indicator
CRUCC — Central Rail Users Consultative Committee
ABB — Akron-Barberton Belt railroad
TCAID — Track Circuit Actuator Interference Detector
SLRR — St. Lawrence & Raquette River Railroad
SIRT — STATEN ISLAND RAPID TRANSIT
KIWIRAIL — Kiwi Rail
RIFAA — Rail Industry First Aid Association
TFVM — Terminal Ferroviaria Del Velle De Mexico Sa De Cv
PPG — Planning Policy Guidance notes
LRV — Light-Rail Vehicle
CEI — CHICAGO & EASTERN ILLINOIS
S&SD — Systems and Safety Department
GU — Grafton and Upton Railroad Company
KX — Kings Cross
AAR — American Association of Railroads
TBTC — Transmission-Based Train Control
ANBX — Anbel Corporation
SWGX — Southwest Georgia Railroad Excursion Authority/Sam Shortline Excursion Train

FNOR — Florida Northern Railroad
BCHX — Bosques De Chihuahua
LC — LANCASTER & CHESTER
DL&W — Delaware, Lackawanna and Western railroad
CIS — Customer Information System
DNC — Declared Non–Compliance
MEAV — Modern Equivalent Asset Value
C&O — Chesapeake and Ohio railroad
WMPTA — West Midlands Passenger Transport Authority
THB — TORONTO HAMILTON & BUFFALO
NRES — National Rail Enquiry Service
ATS — Automatic Train Supervision (for rail signaling systems)
MPI — Magnetic Particle Inspection
DSRC — DAKOTA SOUTHERN RAILWAY COMPANY
AC — Algoma Central Railway
ECRO — Electrical Control Room Operator
GBW — Green Bay & Western Railroad
GMTX — GATX Rail Locomotive Group
NORTA — New Orleans Regional Transit Authority
MYC — Multi-Year Coverage
OLE — Overhead Line Equipment
PI — Paducah & Illinois Railroad
DSL — Denver & Salt Lake
BM — BOSTON & MAINE
LRWN — LITTLE ROCK & WESTERN
RIC — Regolamento Internazionale Carrozze
B&O — Baltimore and Ohio railroad
QRP — Quarterly Reporting Pack
EE&CS — Electrical Engineering & Control Systems
JDNX — J & M Locomotive Inc.
ROSIN — Railway Open System Interconnection Network
ISO — International Standards Organisation
BGCM — Bg & Cm Railroad
ABB — Akron and Barberton Belt Railroad Company
SRNJ — Southern Railroad Company of New Jersey
LMD — Light Maintenance Depot
CPMT — Central Project Management Team
ABCL — Automatic Barrier level Crossing Locally monitored by train crew
BLW — Baldwin Locomotive Works
PLGS — Position Light Ground Signal
ALG — Association of London Government
EFL — External Financing Limit
D&H — Delaware and Hudson railroad
CRT — Critical Rail Temperature
CIÉ — Corás Iompair Éireann
CCI — Confirmation of Client's Instruction
GRIP — Guide to Railway Investment Projects
DPL — Down Passenger Loop
HMRI — Her Majesty's Railway Inspectorate
FDP — Ferrocarril de Panama

ACTO — Association of Charter Train Operators
APTIS — All Purpose Ticket Issuing System
JLE — Jubilee Line Extension
PMUX — Panel Multiplexer
LHR — Lehigh and Hudson River Railway
ASLEF — Associated Society of Locomotive Engineers and Firemen
SGVY — Saginaw Valley Railway Company Incorpora
WESTRACE — Westinghouse Radio Advance Control Equipment
FHIX — Fruit Growers Express
RFD — Rail Freight Distribution
RAMS — Reliability, Availability, Maintainability and Safety
RITC — Railway Industry Training Council
FCP — Ferrocarril del Pacifico
EPRY — East Penn Railway
D&D — Design & Development
REB — Relocatable Equipment Building
MTRT — Matisa Track Recording Trolley
SNCB — Société Nationale des Chemins de fer Belges
CPMG — Company Performance Management Group
LOA — Limit of Authority
RAYO — Rayonier
EIRC — Eastern Illinois Railroad Company
ACL — Atlantic Coast Line Railroad
TP&SN — Three Phase and Switched Neutral
IRSE — Institution of Railway Signal Engineers
DCA — Data Concentrator Appreciation
EJR — East Jersey Railroad and Terminal
EARY — Eastern Alabama Railway
GLW — Gross Laden Weight
USAF — U.S. Air Force
FWWR — Fort Worth and Western Railroad
CWR — CWR Incorporated
AEM — Area Environmental Manager
RAFS — Rail Freight Billing System
W/S — Work Station
JSRC — Jackson and Southern Railroad Company
EG — Executive Grade: old style executive job grading system
ACWP — AccuracyActual Cost of Work Performed
SLW — Single Line Working
IECC — Integrated Electronic Control Centre
URFD — Ultrasonic Rail Flaw Detection
RPPS — Rail Passenger Partnership Scheme
GTR — Great River Railroad
BMS — Berlin Mills Railway
ATOC — Association of Train Operating Companies
HTS — High Tensile Steel
LNER — London and North Eastern Railway
SPI — Safety Performance Indicator
CTR3 — Channel Tunnel Route 3
FIO — For Information Only

OPU — Operational Planning Unit
UTX — Under Track Crossing
OCL — Operational Communications Link
OMLX — OmniTRAX Leasing Limited
SN — Sacramento Northern Railway
DH — Delaware and Hudson Railroad
CGW — Chicago Great Western Railway
FMEA — Failure Mode and Effect Analysis
GWT — Great Western Trains
SMTH — Signal Maintenance Tester's Handbook
SPCC — Southern Peru Copper Corporation
IMECHE — Institution of Mechanical Engineers
RTHQ — RailTrack HeadquartersRailCons
BKRR — Batten Kill Railroad
EN — ESQUIMALT & NANAIMO
NHCR — New Hampshire Central Railroad
EV — Everett Railroad
SCUK — Signalling Controls Uk Ltd
VFN — Valuation Field Notes
GA — Georgia Railroad
TRTS — Train Ready To Start indicator
S&SD — Railtrack's Safety and Standards Directorate
CDNP — Cheques Drawn Not Presented
FB — Flat Bottom Rail
LXOH — Knoxville & Holston River Railroad
EOTD — End of Train Device
SSN–FTA — Subsystem Fault Tree Analysis
ACIO — Assistant Chief Inspecting Officer
ACCOLC — Access Overload Control
AEPX — American Electric Power Service
RHA — Road Haulage Association
EFRX — Eastside Freight Railroad
PDRR — Pee Dee River RR
IDMS — Integrated Document Management System
RWY — Railway
ACI — Allied Continental Intermodal
QCM — Chemin de fer Cartier
DH — Delaware and Hudson
RIC — Rail Incident Commander
AMTK — Amtrak
TPWS–E — Train Protection and Warning System based on Euro–balise technology
PJR — Port Jersey Railroad
KOT — Kentucky-Ohio Transportation Co
LCAMS — Low Carbon Austenitic Manganese Steel
FNW — First North Western
GCSR — Gulf, Colorado, and San Saba Railway
PLMX — CIT Group/Capital Finance, Inc
CSN — Companhia Siderúrgica Nacional
ENGLEWOOD — Englewood Railway
ATS — Aviation Technical Services (SPAWAR, US Navy)

DNE — Duluth and Northeastern Railroad Company
RSSB — Rail Safety and Standards Board
SPAD — Signal Passed At Danger
LOSX — Locomotive Specialists, Inc.
RITS — Rail Infrastructure Transport System
ARTP — Association of Rail Training Providers
OHNS — OverHead Line Neutral Section
SRT — Sectional Running Time
W&N — Wharton and Northern railroad
OCTR — Octoraro Railway Incorporated
GP — General Purpose
AMU — Access Management Unit
DRIR — Denver Rock Island Railroad
PIXC — Passengers in Excess of Capacity
MSP — Measured Shovel Packing
DOE — Department of the Environment (Canada)
FDC — Financial Data Control
RGSP — Railway Group Safety Plan
ARPS — Association of Railway Preservation Societies
WSP — Wheel Slip Protection
AGILIS — agilis Verkehrsgesellschaft
WYPTA — West Yorkshire Passenger Transport Authority
CRR — Competition and Regulatory Reviews
MAA — Magma Arizona Railroad Company
CCT — Central California Traction Company
UTLX — Union Tank Car Company
ETCS — European Train Control System
SDNX — Coaster
CIM — Chicago & Illinois Midland
MFCC — M. F. Coffman Collection
EN — Euro Norm
CRS — Computerised Reservation System
R/G — level crossing with miniature Red & Green warning lights
ECTB — East Chattanooga Belt Railway Company
POMG — Police Incident Office
PAL — Paducah and Louisville
ROW — Renewal Of Way
BTOG — British Transport Officers Guild
WLE — Wheeling and Lake Erie Railway Company
SP&SN — Single Phase and Switched Neutral
IERS — International Environmental Rating System
DEP — Designated Earth Point
IA — Implementation Authority
AHBC — Automatic Half Barrier Crossing
LC — Level Crossing
MCRR — Monongahela Connecting RR Company
GSPP — General Specification for Possession Planning
RIPM — Railtrack Investment Prioritisation Model
HFDG — Human Factors Development Group
GTRA — Golden Triangle Railroad

CGIX — Collingwood
PIDS — Passenger Information Display System
CUOH — Columbus and Ohio River Railroad Company
IMR — Interlocking Machine Room
PSB — Power Signal Box
CG — Central of Georgia Railway
WABL — Wabush Lake railway
PABS — Passenger track Access Billing System
ESI — electricity supply industry
FTRL — Foster Townsend Rail Logistics
CGRX — Consolidated Grain and Barge Company
OTW — One Train Working
NEG — National Express Group
TMD — Traction Maintenance Depot
SMG — Systems Management Group
TE — Tacoma Eastern Railway Company
EACH — East Camden and Highland Railroad
UIC — Union Internationale des Chemin
COI — Confirmation Of verbal Instruction
LEB — London Electricity Board
DEMU — Diesel-Electric Multiple Unit
RUCC — Rail Users' Consultative Committee
ZOC — Zone Operational Control
DB — Deutsche Bahn
AVR — Allegheny Valley Railroad
LHR — Lehigh and Hudson River
AP TDM — Accounts Payable Electronics, Time Division Multiplex
PTC — Philadelphia Transportation Company
VLIX — Vintage Locomotives Inc
FGER — Fruit Growers Express Company
CE — Contract Engineer
SSOR — Sisseton Southern Railway Company
NPBL — Norfolk and Portsmouth Belt Line
EM — Edgemoor & Manetta Railway
TIIS — Train Infrastructure Interface Specification
LLPA — Long Lead Public Address
GNWR — Genesee and Wyoming Railroad Company
ABC — Automatic Ballast Cleaner
SWOT — Strengths, Weaknesses, Opportunities and Threats analysis
P&E — Plant and Equipment
KWT — Kwt Railway, Inc.
BMWE — Brotherhood of Maintenance of Way Employees
CBS — Contract Breakdown Structure
CCU — Core Control Unit
KSRY — Kosciusko and Southwestern Railway
NECR — New England Central Railway
CI — Contract Instruction
CRI&P — Chicago, Rock Island and Pacific railroad
BAR — Bangor and Aroostook
CERT — City of Edinburgh Rapid Transport

FCA — Ferrovia Centro Atlantica
BCWS — Budgeted Cost of Work Scheduled
BM — Boston and Maine Railroad Corporation
POA — Payment On Account
MPRX — Motive Power & Equipment Solutions, Inc.
SWELTRAC — South West London Transport Conference
ETE — Electrical Traction Engineers
CO — Chesapeake and Ohio railroad
APRR — Albany Port Railroad
AVL — Aroostook Valley Railroad Company
ADD — Automatic Dropping Device
SWRX — Southwind Shortline Railroad Co
BRSA — British Rail Staff Association
CORP — Central Oregon & Pacific Railroad
G&SW — Glasgow and South West line
ESLJ — East St. Louis Junction Railroad
NFPA — National Fire Prevention Association
FEC — Florida East Coast
BTCO — Boston Terminal Company
ICMU — Interference Current Monitoring Unit
JEFW — Jefferson Warrior Railroad Company
WYPTE — West Yorkshire Passenger Transport Executive
DGL — Down Goods Loop
BRIS — British Rail Infrastructure Services
RIDRR — Railway Industry Dispute Resolution Rules
ETL — Essex Terminal Railway Company
EWS — English Welsh and Scottish railway
ICG — Illinois Central Gulf
HOBC — High Output Ballast Cleaner
FCM — Ferrocarriles Nacionales de Mexico
NH — New York, New Haven and Hartford Railroad
ECML — East Coast Main Line
OROR — Outside Rules Of the Route
CSR — Cab Secure Radio
COMPASS — COMbined Performance And Safety System
BEEM — Beech Mountain Railroad Corporation
SSHA — Subsystem Hazard Analysis
MCSA — Moscow, Camden, and San Augustine Railroad
MZSA — Midland Zone Sponsors Agent
WYCO — Wyoming and Colorado Railroad
TSBY — Great Lakes Central Railroad
OHLE — Overhead Line Equipment
CIRY — Central Illinois Railroad Company
GNRR — Georgia Northeastern Railroad
BLE — Bessemer and Lake Erie
CD — Ceske Drahy
MC1 — Maine Coast
FCCM — Compania de Ferrocarriles Chiapas Mayab, SA de CV
EPD — Engineering and Production Directorate
MOS — Motor Operated Switch

WMPTE — West Midlands Passenger Transport Executive
FTRX — Foster Townsend Rail Logistics
CRIX — Citicorp Railmark, Inc.
MML — Midland Main Line
FWCR — Florida West Coast Railroad Incorporated
NEKM — Northeast Kansas & Missouri
DLR — Docklands Light Railway
AKS — AK Steel Holding Corporation
SWTH — Signalling Works Testing Handbook
CTL — Combined Transport Limited
BCG — Buffalo Creek & Gauley Railroad
MNCR — Metro North Commuter Railway
RCF — Rolling Contact Fatigue
INLORS — INner London Orbital Route Strategy
TRU — Track Recording Unit
NPR — Northern Plains Railroad Incorporated
ALL — America Latina Logistica
NBEC — New Brunswick East Coast Railway Company Incorporated
TCT — Texas City Terminal Railway Company
NTBEP — Not to Be Exceeded Price
MQT — Marquette Rail
CCF — Control Centre of the Future
AVACS — Aire VAlley Control System
RLE — Rail Link Engineering
COBA — Cost Benefit Analysis
WJRR — West Jersey Railroad
QC — Quebec Central
APD — Albany Port District
AFLR — Alabama & Florida RR
WOHO — Wabash and Ohio Railroad
NP — Northern Pacific Railway
JN — Junction
EC4T — Electric Current for Traction
DCTA — Denton County Transportation Authority
ATR — Automatic Train Regulation
WRA — Western Railway of Alabama
WTT — Working Time Table
FF — File Folder
DPPP — Draft Period Possession Plan
VECX — VeraSun Energy
PIP — Property Investment Panel
SNCF — Société Nationale des Chemins de Fer Français
ATLT — Austin Todd and Ladd Railroad Company
POHC — Pittsburgh & Ohio Central
LWVX — Lake Shore Railway Association Inc.
WAB — Wabash Railroad
MCTA — Minnesota Central Railroad Company
QNSL — Quebec North Shore and Labrador Railway
KW — Keota & Washington RR
CMGN — Central Michigan RR

WR SSTD — Western Region Solid State Train Describer
NPMEA — National Planning Manager, Engineering Access
AWS — Auxiliary Wayside System
BCR — Bay Coast Railroad
SFO — Senior Fire Officer
BS&TE — Business Signal & Telecommunications Engineer
DVR — Devco Railway Cape Breton Development Corporation now Sydney Coal Railway
LCM — Lake Champlain and Moriah
CPEF — Companhia Paulista de Estradas de Ferro
CPTM — Companhia Paulista de Trens Metropolitanos
PON — Periodical Operating Notice
TRS — Train Ready to Start
KDC — key distribution centre
LRM — Layout Risk Model
CRR — Clinchfield Railroad
AFRR — Amador Foothills Railroad
LVRM — Lehigh Valley Rail Management
DOO(P) — Driver Only Operation Passenger
TPH — Trains per Hour
PC — Penn Central railroad
LLPX — Locomotive Leasing Partners
EPB — Electro Pneumatic Brake
LRCX — Livingston Rebuild Center
RMPD — Route Modernisation Product Delivery
EBS — Emergency Bypass Switch
HSDR — High Speed Data Ring
LTEX — Larry's Truck Electric
ECBR — East Cooper and Berkeley Railroad Company
AB — Absolute Block
MTR — Mass Transit Railway
MHSW — Management of Health & Safety at Work Regulations 1992
EFC — Estrada de Ferro Carajas
DLCX — Diesel Locomotive Co LLC
CV — CENTRAL VERMONT PUBLIC SERVICE CORP.
FXE — Ferromex
FMES — Fixed and Mobile Equipment Supply
BBRR — Balfour Beatty Rail Renewals
CLCO — Claremont & Concord
ADRC — Access Dispute Resolution Committee
GBRY — Gettysburg Railway
CTRW — Carlton Trail Railway Company
LIFT — London International Freight Terminal
IP — Investment Proposal
HIRR — Hainesport Industrial Railroad
USRA — United States Railway Association
VOL. — volume
SLGW — Salt Lake, Garfield, and Western Railway Company
OCRR — Ottawa Central Railway
NUCX — Nucor Steel Crawfordsville
YST — Youngstown Sheet and Tube

TSWR — Toppenish, Simcoe & Western Railroad
LEN — Lake Erie and Northern Railway Company
NCC — National Control Centre
AB — Akron and Barberton Cluster Railway Company
NDA — Not Described Alarm
TOWS — Train Operated Warning System
GNRTS — Greater Nottingham Rapid Transit System
TD–D — Data Course (Training)
MDOT — Maryland DOT
DOO(NP) — Driver Only Operation Non Passenger
TGV — Train a Grande Vitesse
RPM — Route Performance Manager
CARX — Caliber Auto Transfer
HQ — Head Quarters
LPN — Longview, Portland & Northern
GECX — General Electric Company
EUROSPIN — European Seamless Passenger Information Network
VBR — Virginia Blue Ridge Railway
BABT — British Approved Board for Telecommunications
LNAL — Louisville New Albany and Corydon Railroad
RSC — Railway Safety Case
BFC — Bellefonte Central Railroad
LAWS — Low Adhesion Warning System
GAAB — Georgia and Alabama Division South Carolina Central Railroad
GCW — Garden City Western Railway Company
CSL — Chicago Short Line Railway Company
SBD — Seaboard System Railroad
FGLK — Finger Lakes Railway
ROAD — Railway jargon for railway line
DESX — DIESEL ELECTRIC SERVICES
BLOL — Bloomer Shippers Connecting Railroad Co.
DMIR — Duluth, Missabe and Iron Range
CA — Chesapeake & Albemarle
TTC — Toronto Transit Corporation
CEDG — Civil Engineering Design Group
FE — Foundation Electronics
RSL — Rolling Stock Library
HAZOP — HAZard OPerability study
TRB — Transportation Research Board
FRDN — H and S Railroad Company Incorporated
ADG — Area Delivery Group
CFMG — Chemin de Fer de LA Matapedia et du Golfe Inc.
LUL — London Underground Ltd
SSIC — Solid State Interlocking Controller
GANO — Georgia Northern Railway Company
SOO — Soo Line Railroad
BRI — British Rail International
GW — Great Western Bank
SIGTAN — SIGnalling equipment Technical Advice Notice
FTS — Failure to Stop

AKM — American Kraft Mills
JKL — J.K. Line Incorporated
MNCW — Metro-North Commuter Railroad
PWI — Permanent Way Institution
ETD — National Extension Trunk Dialling
ITPM — IT Process Model
PT&R — Promotion Transfer and Redundancy
NY&NJ — New Jersey and New York railroad
BB — Buildings and Bridges
RPI — Revenue Protection Inspector
ANY — Athabasca Northern Railway
CTC — Centralised Traffic Control
EFRTC — European Federation of Railway Trackwork Contractors
DPA — Delegated Procurement Authority
BP — Brake Pipe
BRT — British Rail Telecommunications
PFPI — Process for Performance Improvement
KNOR — Klamath Northern Railway
RPI — Revenue Protection Officer
APT — Advanced Passenger Train
RSF — Right Side Failure
CEDAC — Civil Engineering Design And Construction
JTCO — Jacksonville Terminal Company
LI — Long Island Rail Road Company
EPTC — East Portland Traction
APP — Annual Possession Plan
OCR — Ottawa Central Railway
FA — Fixed Assets
ACJR — Ashtabula Carson Jefferson Railroad Company
ECR — Euro Cargo Rail
SPWEE — Safety Procedures for Working on Electrical Equipment
OJEC — Official Journal of the European Community
ICDB — Industry Capacity DataBase
FNTX — Ferronet Sa De Cv
VSO — Valdosta Southern Railroad
GMR — Georgia Midland Railroad
AERC — Albany and Eastern Railroad Company
ZWSX — Zanesville & Western
MNRR — Modoc Northern Railroad Company
ILSX — Independent Locomotive Service
SSR — Railway Service Contractors
DAPP — Draft Annual Possession Plan
PPM — Planned Preventative Maintenance
PVRR — Pioneer Valley Railroad Company Incorporated
MAFF — Ministry of Agriculture, Fisheries & Food
RBRX — RB Railway Group
CAG — Contract Approval Group
OKAN — Okanagan Valley Railway Company
SCL — Seaboard Coast Line Railroad
KSW — Kansas Southwestern Railway

ER — Erie Railroad
CRA — Call Routing Apparatus
LOS — Limit Of Shunt indicator
WGNS — Wisconsin Great Northern Railroad Inc
MPEX — Motive Power Industries
MKT — Missouri-Kansas-Texas Railroad
CSAC — Candidate Special Area of Conservation
GRYR — Grenada Railway
DO — Delaware Otsego
CAMPS — Computer Assisted Maintenance Planning System
IVPS — Intermediate Voltage Power Supply
OPS — Outline Project Specification
SQE — Safety Quality and Environment
PDAC — Performance Data Accuracy Code
AOCR — Automatic Open level Crossing Remotely monitored
HGK — Hafen und Gueterverkehr Koeln
MMC — Monopolies and Mergers Commission
RE&TD — Real Estate and Tax Department
WTB — Wire Train Bus
JCAC — Johnson County Airport Commission
LFB — London Fire Brigade
DETP — Detailed Engineering Train Plan
WAR — Warrenton Railroad Company
BMRR — Beech Mountain Railroad
TGV — Train à Grande Vitesse
CNL — Columbia Newberry and Laurens
GUV — General Utility Van
RLHH — Southern Ontario Railway
RPCX — Railroad Passenger Car Numbering Bureau
NYNH&H — New York, New Haven and Hartford railway
CMO — Chicago, St Paul, Minneapolis and Omaha
CDMA — Collision Detection Multiple Access
PEARS — Paladin data Extract And Recording System
ACRC — Andalusia & Conecuh Railroad Company
TIT — Texas International Terminals
BBRM — Balfour Beatty Rail Maintenance Limited
KNRY — Korean National Railways
BST — Basic Signalling Technology
EAWA — Electricity at Work Act
FIBU — FIfty hertz Booster Unit
TDA — TRUST Delay Attribution
RRNE — Regional Railways North East
RUPP — Road Used As A Public Path
DCIO — Deputy Chief Inspecting Officer
SSIDWS — Solid State Interlocking Design WorkstationS
B&M — Boston & Maine Railroad
PRYL — Port Royal Railroad
TMD — Train Mass Detectors
FRVR — Fox River Valley Railroad
TKEN — Tennken Railroad Company Incorporated

MNA — Missouri & Northern Arkansas
TRACA — Track Condition Assessment
AMWX — AMERICA MOTIVE POWER, INC
CNUR — C and NC Railroad Corporation
PSAP — Puget Sound and Pacific Railroad Company
BEDT — Brooklyn East District Terminal
CESM — Civil Engineering Safety Manual
BRR — British Rail Research
MDRY — Midland Railway Historical Association
BCC — Banking Control Account
SDIV — San Diego and Imperial Valley Railroad
T/T — Telephone and Telegraph
GC — Georgia Central Railway
GNER — Great North Eastern Railway
PNR — Panhandle Northern Railroad Company
PTRR — Port Townsend Railroad Incorporated
ATIX — Alstom Transportation Incorporated
SOR — Southern Ontario Railway
LMSX — Locomotive Management Services
PROCSYS — Procurement Control
SLQ — St. Lawrence and Atlantic Railroad
LN — Louisville and Nashville
DMU — Diesel Multiple Unit
GCFX — Alstom Canada Transport
BH — Bath and Hammondsport Railroad
MB — Level crossing with Manually lifting Barriers
MSTL — Minneapolis & St. Louis
MKNR — Mackenzie Northern Railway
BRIMS — British Rail Incident Monitoring System
HE — Hollis and Eastern Railroad Company
CER — Change En Route
FDDB — Fibre Distributed Database
RCM(2) — Remote Condition Monitoring
TN — Texas and Northern Railway Company
IR — Ingersoll-Rand Company
VULX — Vulcan Materials Company
EWD — Each Week Day
ITC — Illinois Terminal Railroad
PSR — Passenger Service Requirement
LWR — Long Welded Rail
LIRR — Long Island Railroad
ETR — Electronic Train Recording
VSRR — Virginia Southern Railroad
FCMR — Fort Collins Municipal Railway
GENIUS — GEmini for Non Integrating Unit Stock
ZFC — Zone Freight Controller
NEZP — Nezperce Railroad
TMBL — Tacoma Municipal Belt Line Railway
HW–POINT — Particular type of point with electricmotor drive
EM — Environmental Manager

ACORP — Association of Community Rail Partnerships
RSAB — Rolling Stock Acceptance Board
GSF — Georgia Southern and Florida Railway Company
DAKS — Dakota Short Line
FBMIS — Finance and Business Management Information System
REA — Railway Express Agency Corporation
ZIAR — Zone Infrastructure Asset Register
SSIDES — Solid State Interlocking Design
HOP — Head Of Projects
NPM — National Procurement Manager
CANX — CANAC International Incorporation
E&G — Edinburgh to Glasgow line
ELR — Engineers Line Reference
TCN — Train Communications Network
TIC — Technical Investigation Centre
SSLV — Southern San Luis Valley Railroad
DDI — Design Development and Implementation
WCML — West Coast Main Line
DAKR — Dakota Rail Incorporated
PNRX — Pittsburgh Naval Reactors Office
NAP — Narragansett Pier Railroad Company
LHRR — Longhorn Railroad
NPS — National Payroll System
KFR — Kettle Falls International railway
PRTD — Portland Traction
LPA — Local Procurement Agent
SOPOR — Societe du Port Ferroviaire de Baie-Comeau Haute-Rive
YAN — Yancy Railroad
FGMR — Fruit Growers Express Company
RHT — Railway Heritage Trust
EL — Erie Lackawanna Railway
EFA — Estrada de Ferro Amapa
NSL — St. Lawrence and Raquette River Railroad
DPC — Data Protocol Converter
RUT — Vermont Railway Incorporated
WPYR — White Pass & Yukon Route
MTCO — Macon Terminal Company
CRG — Commercial Review Group
ICAEW — Institute of Chartered Accountants of England and Wales
ESM — Engineering Safety Management
PWSX — Power Source Supply Inc
LGV — Ligne Grande Vitesse
SRY — Southern Railway of British Columbia
DV — Delaware Valley Railway Company
CENTRO — Marketing name of West Midlands Passenger Transport Executive
APM — Area Production Manager
EJS — East Jordan & Southern Railroad
GSWR — Georgia Southwestern Railroad
EUKL — Eurostar (UK) Ltd
DAB — Departmental Advice Blue

CT — Central Trains
RGS — Railway Group Standard
TO — Team Organiser
LUN — Ludington and Northern Railway
SSRB — Special Speed Restriction Board
EMD — Electro-Motive Division of General Motors
ESNA — Eureka Springs and North Arkansas
ROTR — Rules of the Route
SAA — Station Access Agreement
CDM — Control Duty Manager
BXN — Bauxite and Northern Railway Company
OURD — Ogden Union Railway and Depot Company
NRLS — Network Rail Line Standards
RESX — Rescar, Inc.
LRS — Laurinburg and Southern
TZPR — Tazewell and Peoria Railroad
CVL — CUYHOGA VALLEY LINE RAILROAD
LDG — List of Dangerous Goods
ADR — regulations concerning the International Carriage of Dangerous Goods by Road
CDR — Cheap Day Return
JTPX — Joseph Transportation, Inc.
NBX — Not Boxed
BHP — BHP Nevada Railroad Company
NYSW — New York Susquehanna and Western
AGVX — Ag Valley Co-op
NRM — National Railway Museum
NRA — National Rail Academy
TDIX — Transdynamic Leasing
PRSL — Pennsylvania Reading Seashore Lines
MEP — Member of European Parliament
WYS — Wyandotte Southern Railroad Company
MWLX — Midwest Locomotive Works
BRG — Business Review Group
BRBS — British Rail Business Systems
CHP — Ferrocarriles Nacionales de Mexico
TUPE — Transfer of Undertakings for Protection of Employment
RLGX — Rail Logix, LLC
ROCK — Chicago, Rock Island and Pacific Railroad
CPCX — Chevron Phillips Chemical Company
HSTRC — High Speed Track Recording Coach
AMS — Austenitic Manganese Steel
IAT — IOWA TRACTION RAILROAD CO
OPE — Oregon Pacific and Eastern
ARI — Alphanumeric Route Indicator
CCO — Clinchfield Railroad Company
MS — Michigan Shore Railroad Incorporated
I/L — InterLocking
CCPN — Corpus Christi Terminal Railroad
RTPI — Real Time Passenger Information system
GWML — Great Western Main Line

NCB — nevada copper belt
NRS — National Railway Supplies, Ltd.
SSM — Safety Strategy Manager
OPM — Operational Planning Manager
CAMS — Cost Allocation Management System
JCT — Joint Construction Trades
RJIS — Rail Journey Information System
SJVR — San Joaquin Valley RR
MSDR — Knoxville & Holston River Railroad
VPF — Value of Preventing a Fatality criterion
ABC — Atlanta, Birmingham and Coast
API — Applications Interface
CWP — Chicago West Pullman and Southern
EUCG — End User Computing Group
PHLX — Parrish & Heimbecker Limited
TOU — Train Operating Unit
ZPAM — Zonal Public Affairs Manager
MDW — Minnesota Dakota and Western Railway Com
COT — Condition of Track
WSS — Winston-Salem Southbound Railway Company
EEC — East Erie Commercial Railroad
ICE — InterCity Express
AHB — Automatic Half Barrier level crossing
MLRI — Multi–Lamp Route Indicator
SMW — St Marys Railway West LLC
CSM — Commercial Services Manager
BCSR — Buckeye Central Scenic Railroad
AUG — Augusta Railroad
BRT — Brotherhood of Railroad Trainmen
CAE — Chicago Aurora and Elgin
BZP — Bright Zinc Plating
SILX — S&I LOCOMOTIVE SERVICES, INC.
CO — Chesapeake & Ohio
SRCL — Southern Rails Cooperative
ZTE — Zone Telecommunications Engineer
QC — Quebec Central Railway
GWR — Great Western Railway Company
MRP — Monthly Reporting Pack
DKPX — Duke Power Company
RIA — Railway Industry Association
GOB — Gospel Oak to Barking line
TQ — Technical Query
DVS — Delta Valley and Southern Railway Company
DMCI — Des Moines & Central Iowa RR
LAJ — Los Angeles Junction Railway
EIRENE — European Integrated railways Radio Enhanced NEtwork
PM — Production Manager
NHVR — New Hope Valley Railroad
PWRA — Private Wagon owners Registration Agreement
CCR — Corinth & Counce Railroad Company

PLBX — Palmetto Brick
FIRR — Flats Industrial Railroad
SIN — Special Instruction Notice
EQAP — EQuipment APpreciation
NYI — No Year Indicated
RMS — Risk Management System
TMR — Metropolitano Roca
CTR — cost time resource
STLH — St Lawrence and Hudson
ZCAM — Zonal Corporate Affairs Manager
IORPS — Integrated Operational Railway Planning System
DIADS — Diagram Input And Distribution System
CLSL — Columbia and Silver Creek Railroad
RSP — Roscoe Snyder and Pacific Railway
OOU — Out of Use
RCH — Railway Convalescent Home
P — Programme
HS — H and S Railroad Company
ABP — Aberdeen & Briar Patch
ASBPC — Adjacent SignalBox Protocol Converter
MSEX — Tour Alaska Inc.Dba Princess Tour
TORUS — Transport Operations Rapid Update System
ROP — Rules of the Plan
NYOW — New York, Ontario and Western Railway
DRA — Driver Reminder Appliance
TNMR — Texas and New Mexico Railroad Company
KCT — Kansas City Terminal Railway
OLB — Omaha Lincoln and Beatrice Railway Company
TOE — Texas Oklahoma and Eastern RR Company
SCW — Safety Critical Work
NYLEW — New York, Lake Erie and Western railroad
ADMX — ADM Transportation Company
GDI — Graphical Data Interface
DBSO — Driving Brake Second Open
NWSW — Northwestern Steel and Wire Co.
RT1B — Railtrack Track Renewal Contract
HSTRT — High Speed Track Relaying Tin
CQPA — Central Columbiana & Pennsylvania RR
BOP — Booking On Point
CVRY — Caddo Valley Railroad Company
MRP — Management Reporting Pack
GWR1 — Great Western
BNC — British National Connector
LKRR — Little Kanawha River Rail Incorporated
BRTC — Brotherhood of Railroad Trainmen Sub-Collection
NFM — National Fare Manual
COE — Colorado & Eastern
GRN — Greenville and Northern
KOG — Kansas, Oklahoma, & Gulf
CIL — Chicago Indianapolis and Louisville

ECR — Evaluation of Change Request
IMC — Infrastructure Maintenance Company
HOCM — Head of Contract Management
FRA — Fixed Rate Agreement
ERIE — Erie Railroad
HSTR — High Speed Track Recording
USAX — United States Army
EDW — El Dorado and Wesson Railway Company
CPRR — Central Pacific Railroad
WRCC — Wyoming Railcar
EIRR — Eastern Idaho Railroad Incorporated
CPST — Central Project Sponsor's Team
PROMISE — Planning and ResOurces MonItoring SystEm
IOCR — Indiana & Ohio Central Railroad
TPO — Travelling Post Office
RSC — Railway Skills Council
TDS — Train Dispatcher Sheets
MTP — Mode of Travel Priority
TPS — Traction Power Supply
EFCB — Estrada de Ferro Central do Brasil
N&W — Norfolk and Western railway
WHPX — W.F. Hall Printing
PRWX — Railway Entertainment Services Inc.
VC — Virginia Central Railway
PCY — Pittsburgh Chartiers and Youghiogheny
BPA — Business Planning Analysis
NYA — New York and Atlantic Railroad
TEB — Telephone Enquiry Bureau
FCEN — Florida Central Railroad
EHD — East Ham Depot
APC — Automatic Power Control
NN — Northern Nevada Railroad Corporation
DTMF — Dual Tone Multi-Frequency
DCM — Duty Contracts Manager
SFG — Societe du Chemin de Fer de la Gaspesie
PHRR — Port Harbor Railroad
EMLX — Electro-motive Leasing
PRL — Penn Eastern Rail Lines Incorporated
CBQ — Chicago, Burlington, & Quincy Railroad
DML — Down Main Line
ACY — Akron, Canton and Youngstown
PLAX — PORT OF LOS ANGELES
CPLT — CAMINO, PLACERVILLE & LAKE TAHOE RAILROAD CO.
IAIS — Iowa Interstate Railroad
EDP — Electrification Distribution and Plant
FUG — Freight Up Grade
TSNR — Tyson Railroad Incorporated
BDM — Business Development Manual
UPY — Union Pacific Yard
DFL — Down Fast Line

NBSR — New Brunswick Southern Railway Company
LLW — Lavacot Locomotive Works
NAR — Northern Alberta Railways
CEMR — Central Manitoba Railway Incorporated
POV — Pittsburgh & Ohio Valley
TNM — Train Network Management
AZER — Arizona Eastern Railway Company
HTW — Hoosac Tunnel and Wilmington
SAL — Seaboard Air Line Railway
NCOK — North Central Oklahoma Railway
PUG — Passenger Up Grades
ESR — Emergency Speed Restriction
FPL — Facing Point Lock
JJRR — J and J Railroad
CENELEC — European Committee for Electrotechnical Standardisation
BSDA — Bi-State Development Agency
MNBR — M and B Railroad LLC
CPD — Capital Programmes Directorate
SSIHA — SubSystem Interface Hazard Analysis
GCRY — Grand Canyon Railway
CSA — Cross–Sectional Area
YB2 — Yellow Book issue 2
FWRY — Fillmore Western Railway Company
LNER — London North Eastern Railway
GFRR — Georgia and Florida RailNet
GMRY — Great Miami and Scioto Railway
EFE — Electrification Fixed Equipment
PRB — Personalised Rule Book
ELP — East London Partnership
FOU — Freight Operating Unit
ABCX — Alabama Byproducts Corporation
APPX — Appalachian Railcar Services
LOAM — Lousiana Midland
SI — Spokane International Railroad Company
BMRG — Blue Mountain and Reading
NJDOT — New Jersey Department of Transportation
EP — Electronic Principles
OHK — Kruse Grain
B&H — Bath and Hammondsport railroad
GWRS — Great Western Railway Company
TOC — Test On Completion
ITCO — Intracoastal Terminal Co
FP — Flexibility Premium
WAGN — West Anglia Great Northern
SKOL — South Kansas and Oklahoma
INPR — Idaho Northern & Pacific Railroad
WGCR — Wiregrass Central Railroad. Incorporated
FMID — Florida Midland Railroad Company Incorpo
EWS — English, Welsh & Scottish Railway Ltd
JE — Joppa and Eastern Railroad Company

NPPR — Nez Perce-Pomeroy RR Co
AWE — Advance Warning Estimates
ORRX — Oregon Department Of Transportation
SSDC — Signalling Systems Direct Current
JSOP — Joint Signing on Point
HCRY — Huron Central Railway
MCA — Maywood Co-op Association
NPCCS — Non Passenger Carrying Coaching Stock
CWM — Carriage Washing Machine
SFLR — Shore Fast Line Incorporated
VS — V and S Railway Incorporated
EVWR — Evansville Western Railroad Inc
AOCL — Automatic Open level Crossing Locally monitored by train crew
ATCO — Association of Transport Co-ordinating Offices
WTLR — West Texas and Lubbock Railroad Company
RPL — Rail Property Limited
MEC — Maine Central Railroad
C&E — Chicago and Erie Railroad
QRA — Quantified Risk Analysis
TIC — Track Inspection Coach
HESR — Huron and Eastern Railway Company
RR — Railroad Reporting
TOPS — Total Operations Processing System
SRP — Statutory Reporting Pack
USRA — United States Railroad Administration
VNCAB — Vehicle and Network Change Approvals Board
C2C — Acronym for London Tilbury and Southend lineRailCons
IMACS — Inventory Management Accounting and Control System
CVYR — Hargraves & McCrary, P.A.
ATT — Active Tilting Train
ZPUG — Zonal Possession User Group
NYLB — New York and Long Branch Railroad Company
O&I — Operations and Interface
GEOGIS — GEOGraphic Information System
PBRTC — Permian Basin Regional Training Center
TS&I — Technical Services and Innovation
SOR — Standard Open Return
LS — Lehigh and Susquehanna railroad
SCT — Sioux City Terminal Railway
MIRS — Mare Island Rail Service
DLW — Delaware Lackawanna and Western
VOBC — Vehicle OnBoard Control
ABLX — American Refrigerator Transit Company
ATT — Advanced Tilting Train
SRP — Safety Review Panel
P3 — Primavera Project Planner
ATR — Automatic Train Reporting
GTW — Grand Trunk Western
WHOE — Walking Horse & Eastern
SC — Signalling Centre

OTSX — On Track Rail Services
RSSX — Rail Switching Service
PAL — Property Action Line
SAM — Switch Activating Mechanism
PROMPT — PRiority On Managing Performance Trends
PEARLS — Personnel Enquiries and Administration Recording Local System
PH — Professional Head
NRG — National Records Group
WVRC — WABASH VALLEY RAILROAD CO.
LV — LiVerpool Street
ELS — Escanaba and Lake Superior Railroad Comp
JVRR — Juniata Valley Railroad Company
PGC — Producers Grain Corporation
QCR — Quebec Central Railway
BRP — Budget Reporting Pack
FRAME — Fault Reporting And Monitoring Equipment
VPI — Vital Processor Interlocking
RIV — Regolamento Internazionale Vagoni
AIP — Area Investment Panel
LWRT — Long Welded Rail Train
MNVA — Minnesota Valley Transportation Company
EI — Electrical Installation
OPT — Orange Port Terminal Railway
REPTA — Railway Employees Privilege Ticket Association
SSDK — Savannah State Docks Railroad Company
NYNHH — New York, New Haven and Hartford railway
VAB — Vehicle Acceptance Board
UFL — Up Fast Line
NZR — New Zealand Railways
AOK — Arkansas-Oklahoma Railroad
EMRY — Eastern Maine Railway Company
ORN — Overlay Radio Network
ARS — Automatic Route Setting
DPPP — Disabled Peoples Protection Policy
SRP — System Review Panel
FCRD — First Coast Railway
ELGX — Trains Touristiques De Chaudiere-Appalaches
BR — Buffalo and Pittsburgh
ATB — Automatic Ticket Barrier
QGRY — Quebec Gatineau Railway Incorporated
AF — Auxiliary Feeder
TPLX — The Pacific Lumber Co
NYLE — New York and Lake Erie Railroad Company
IA — Investment Authority
RSTL — Rail Staff Travel Ltd
AEE — American European Express
HLGX — Helm Financial Corporation
IMU — Infrastructure Maintenance Unit
MR — McCloud Railway Company
TSSU — Time Slot Sharing Unit

HVI — High Voltage Impulse
ME — Morristown & Erie Railroad
E&P — Engineering and Production
PCB — Petty Cash Book
PPU — Tazewell & Peoria Railroad
TT — Toledo Terminal
FTA — Fault Tree AnalysisUoS
LTS — London, Tilbury and Southend Rail
RA — Reporting Accountant
WHRC — Windsor and Hantsport Railway
NRNJ — Northern railroad of New Jersey
PRSX — Progress Rail Services Corporation
OHRY — Owego and Harford Railway Incorporated
BMIS — Business Management Information System
HRT — Hartwell RR
DMN — Duluth Missabe and Northern Railway
CWL — Cornwall Railroad
SPC — Senior Production Controller
ESPN — East Penn Railroad
PCRC — Panama Canal Railway Company
FJG — Fonda Johnstown & Gloversville RR
CCUO — Chicago-Chemung Railroad Corporation
CWC — Charleston and Western Carolina
GRIV — Gauley River Railroad LLC
CHS — Charlotte Southern Railroad
SPARESCO — Spare part company
RR — Raritan River
WCTU — White City Terminal & Utility
RCL — Railway Claims Ltd
SIRR — Southern Industrial Railroad
GTRM — GT Railway Maintenance
FLR — Fife Lake Railway
DODX — United States Department of Defense
AC&Y — Akron, Canton and Youngstown railroad
NOLR — New Orleans Lower Coast Railroad Incorporation
NPC — NORTH PACIFIC COAST
JXPT — Jaxport Treminal
EAZIAL — Easy Access Zonal Infrastructure Asset Log
TUPE — Transfer of Undertakings
AD&R — Asset Development and Renewal
BR — British Railways
PDM — Project Development Manager
SPTA — Strathclyde Passenger Transport Authority
MT — Mississippi and Tennessee RailNet Incorporated
DGI — Dangerous Goods Incident
SOT — SOUTH OMAHA TERMINAL RAILWAY COMPANY
R&R — Rationalisation and Resignalling
MPD — Major Projects Division
WEN — Weekly Engineering Notice
PLW — PL and W Railroad Incorporated

MIGN — Michigan Northern Railway
GASX — Gerdau Ameristeel
PRIDE — Passenger Rail Information Display Equipment
DQE — De Queen and Eastern Railroad Incorporat
CHTS — Penn Eastern Rail Lines Incorporated
TXNW — Texas North Western Railway Company
OPR — Oregon Pacific Railroad
TXL — TX Logistik AG Germany
ACTC — Atlantic City Transit Company
DDN — Dispatcher's Daily Notes
BMH — Beaufort and Morehead Railroad Co
LANO — Penn Eastern Rail Lines Incorporated
DB — Deutsche Bundesbahn, German State Railways
MCB — Manually Controlled Barrier
TWA — Transport and Works Act
GEXR — Goderich & Exeter
MAEG — Maersk Sealand
TNER — Texas Northeastern Division Mid-Michigan
TENS — Trans European Network Strategy
CWRO — Cleveland Works Rail Operations
POM — Possession Optimisation Manager
INRD — Indiana Railroad
NEGS — New England Southern Railroad
RSBS — Railway Standard Building Specification
LTA — Lost Time Accidents
CATX — General American Marks Company
KGBW — Kewaunee Green Bay and Western
ECC — English China Clays
SEMTA — South East Michigan Trans Auth
CHIP — Chemicals Hazard Information and Packaging regulations
BPA — Business Planning Accountant
MEF — Modern Equivalent Form
TCI — Transportation Consultants International
TCF — Track Circuit Failure
PCHR — Port Colborne Harbour Railway
MUNI — San Francisco Municipal Railway
GLC — Great Lakes Central Railroad
GETY — Gettysburg Railroad
LSPD — Local Safety Policy Document
PMI — Project Manager's Instruction
SWGR — Seagraves Whiteface and Lubbock Railroad
SEC — Southern Electric Company
JRWX — Johnson Rail Services
CIND — Central RR of Indiana
RIAC — Railway Industry Advisory Committee
DCON — Detroit Connecting Railroad Company
SFEX — New Brunswick East Coast Railway
MATT — Mattagami Railroad
FRVT — Fore River Transportation Corporation
MARC — Maryland Transit Administration

ATTA — Automatic Track Top and Alignment
CPA — COUDERSPORT & PORT ALLEGHENY RAILROAD
BS SPEC — British Standards specification
KCPS — Kansas City Public Service
BLMR — Blue Mountain Railroad
GF — Ground Frame
BRPX — Blue Ridge Paper
ILW — Illinois Western Railroad
SOM — Somerset Railroad Corporation
DRSX — DOT Rail Services
TWS — Tax Work Sheets
FGE — First Great Eastern
MCF — Microfilm Roll
TRB — Train Recording Book
RSABGP — RSAB Group which provides support to RSAB and projects
OTM — On–Track Machine
TYBR — Tyburn Railroad Company
ORR — Office of the Railway Regulator
ER — Eesti Raudtee
PSO — Public Service Obligation
GIS — Graphical Information System
PAM — Product Acceptance Manager
ORR — Office of the Rail Regulator
DALT — Dallas Terminal Railway
CNRX — Canadian Northern Railway LLC
VCB — Vacuum Circuit Breaker
PUWER — Provision and Use of Workplace Equipment Regulations 1992
FGW — First Great Western
SCM — Senior Contracts Manager
BBRPL — Balfour Beatty Rail Projects Limited
RRCI — Redmont Railway Company Incorporated
RID — Regulations governing International carriage of Dangerous goods by rail
LT — London Transport
GL — Goods Line
NRES — National Railway Enquires
SIN — Special Inspection Notice
IMRL — I&M Rail Link
SWP — Southwest Pennsylvania Railroad
TIRE — Ticketing Incentive REgime
NYD — New York Dock Railway
HOG — Heart of Georgia Railroad
RRNW — Regional Railways North West
RMRX — Great Canadian Railtours Co Ltd
DCP — Designated Competent Person
EROS — Emergency Restriction Of Speed
PJRL — Penn Jersey Rail Lines Incorporated
T&H — Tottenham & Hampstead
LINC — Lewis and Clark Railway Company
L/H — Leasehold
YSLR — Yolo Shortline Railroad Company

CRIP — Chicago Rock Island & Pacific
C/E — Country End
PLS — Position Light Signal
LCU — Local Control Unit
WCRC — Washington Central Railroad Corporation
IBT — International Bridge and Terminal Company
MSRC — Kansas City Southern Railway
HLCX — Helm Financial
NWR — Normal Working Resumed
DPC — Development Planning Centre
WTCX — Weyerhauser
PWS — Permanent Way Supervisor
ROTP — Rules of the Plan
RFFSA — Rede Ferroviária Federal SA
TTI — Transkentucky Transportation
TEXC — Texas Central Railroad Company
RNCX — North Carolina Dept Of Transportation
DCP — Document Control Point
SNCT — Seattle & North Coast R.R. Co.
MOT — Marine Oil Transportation
ISG — Infrastructure Support Group
LIRC — Louisville & Indiana
GERY — Georgia & Eastern
L/S — Late Start
CDOT — Conneticut Department of Transportation
ORHC — Orrville Railway Historical Society
JMHX — J. M. Huber Corporation
PWMA — Permanent Way Maintenance Assistant
TRU — Infrastructure track Renewal Unit
IN — Indiana Northeastern Railroad
GATX — General American Marks Company
MDC — Management Driven Change
AEFR — Aurora Elgin and Fox River Electric
OLO — Ontario LOrignal Railway Incorporated
BDLX — Big Dog Lines
TXGN — Texas Gonzales and Northern Railway Comp
RT1A — Railtrack Infrastructure Maintenance Contract
MNJ — Middletown & New Jersey Railroad
DDA — Design and Development Authority
OCE — Oregon California & Eastern
ERES — Erie Western
CPMY — Coopersville & Marne Railway
PNRR — Pennsylvania Northeastern
EIP — Examination in Public
CTR1 — Channel Tunnel Route 1
BNML — Burlington Northern Manitoba Limited
ALCO — American Locomotive Company
TIC — Tester In Charge
NAPS — National Accounts Payable System
FLT — Freight Liner Terminal

PS — Pittsburg and Shawmut Railroad Company
SMIC — Site Manager's Information Compendium
VCRR — Ventura County Railroad Company
WAMX — Webb Asset Management
VWL — Vancouver Wharves Limited
IMP — Industrial Metals Processing
IANR — Iowa Northern Ry
KCCS — Kansas City Clinton & Springfield
CHALET — Casualties, Hazards, Access, Location, Emergency services and Time
CPPP — Confirmed Period Possession Plan
NRA — National Rivers Authority
ARRC — Advanced Railway Research Centre
TBS — Transmission Based Signalling
EXCO — Railtrack Line Executive Committee
KRT — Kanawah River Terminals
FPE — Fairport, Painesville & Eastern R.R. Co
DIS — Flexible DIsplay System
AWB — Advance Warning Board
RRRR — Raritan River railroad
IFC — Infrastructure Fault Control
SDR — Simplified Direct Reporting
PSRG — Project Strategy Review Group
XC — Cross-Country
WBE — Wilkes-Barre and Eastern railroad
RRIP — Route Relay Interlocking Processor
CD — Close Doors platform indicator
SAS — South African Railways
OPUG — Other Passenger Upgrades
BDTL — Ballard Terminal Railroad Company
WAER — Wabash Erie
FDEC — Ferrocariles de Cuba
ACM — Area Consents Manager
SSSH — Surrey Sussex & Southhampton
CSC — Contractor's Safety Case
CEGB — Central Electrictricity Generating Board
PSR — Permanent Speed Restriction
MVT — Mt Vernon Terminal
NFTA — Niagara Frontier Transit Authority
ALKX — Airlake Terminal Railway Co.
PIRY — Pioneer Industrial Railway
ICC — Infrastructure Control Centre
STE — Stockton Terminal and Eastern RR
TCM — Time Cycle Maintenance
TTP — Time Table Processor
IS — Intermediate Signalling
UTCX — Union Tank Car Company
WMP — Waste Management Plan
TXR — Texas Rock Crusher Railway Company
SRPTA — Technical Advisor nominated by SRP Secretariat
NWP — Northwestern Pacific Railroad Company

MGR — Merry–Go–Round
CRC — Class Representative Committee
BRUTE — British Railways Universal Trolley Equipment
BSN — Bridge Strike Nominee
BT — Booster Transformer
NICD — Northern-Indiana Commuter Transportation
RLK — RailAmerica Ottawa Valley Railway
ALM — Arkansas Louisiana and Mississippi Railr
WC — Wisconsin Central Railway
DPL — Down Platform Line
KPR — Kelowna Pacific Railway Limited
CSOR — Connecticut Southern Railroad
ES — Engineering Supervisor
UEL — Up Electric Lane
QNSL — Quebec, North Shore and Labrador
RRC — Respondek Railroad Corporation
DCI — Des Moines & Central Iowa RR
BCA — Business Critical Application
OSRR — Ohio Southern Railroad Incorporated
CEFX — CIT Group/Capital Finance, Inc
RRW — Rockton Rion & Western
COWD — Cost Of Work to Date
LEFC — Lake Erie, Franklin & Claron
LPS — Local Policy Statement
SRP — Station Regeneration Programme
CRTA — Cleveland Rapid Transit
LRPC — London Regional Passengers Committee
FEPASA — Ferrovias Paulistas SA
WHRC — Windsor and Hantsport Railway Company
NHRR — New Hope and Ivyland Rail Road
R/T — Right Time
OCW — Ocean City Western Railroad
DJRR — Decatur Junction
DOO — Driver Only Operation
RMRR — Rocky Mountain Railcar and Railroad Incorporated
HBL — Harbor Belt Line
DAC — Depot Access Conditions
VDP — Vertical Design Package
ITS — Infrastructure Testing Services
SPUD — St. Paul Union Depot Company
CADRS — CAD Railways Services
HRRC — Housatonic Railroad Company
IMPS — Investment Monitoring and Planning System
UAA — University of Akron Archives
JKWI — Johnsonburg, Kane, Warren and Irvine Railroad
YB — Youngstown Belt Railroad Company
ESHR — Eastern Shore Railroad
SPADMIS — Signal Passed At Danger throughout Information System
AWW — Algiers Winslow and Western Railway
MMRR — Mid-Michigan Railroad Incorporated

UPWSF — UnProtected Wrong Side Failure
IMRR — Illinois Midland Railroad
CM — Contracts Manager
LRR — Little River Railroad
ETHERNET — Computer cabling system
CHW — Chesapeake Western Railway
DMSS — Development Manager, Signalling Strategy
ACWR — Aberdeen, Carolina & Western Rwy
F/H — FreeHold
DG — Dangerous Goods
NCPR — North Carolina Ports Railway
MCB — Miniature Circuit Breaker
CPW — CHICAGO, PEORIA & WESTERN RAILROAD CO.
GRR — Georgetown Railroad Company
PLRA — Private Locomotive Registration Agreement
MBTA — Massachusetts Bay Transit Authority
EAZ — East Anglia Zone
PIZ — Pfizer
GTD — Group Tax Department
UGL — Up Goods Line
EMU — Electric Multiple Unit
MOC — Missouri Central Railroad Company
IGMX — Integrated Grain & Milling
FORI — Fibre Optic Route Indicator
SLOA — Steam Locomotive Operators Association
SPADRAM — SPAD Reduction & Mitigation
ENR — E and N Railway Company Limited
BHRR — Birmingham Terminal Railway
DMMU — Diesel Mechanical Multiple Unit
AVB — Automatic Vacuum Brake
BPM — Business Process Manual
DLWR — Depew Lancaster and Western Railroad Com
SNR — Sunflour Railroad Incorporated
LMS — London, Midland & Scottish railway
EVR — Early Voluntary Retirement
CBRM — Chillicothe-Brunswick Rail Maintenance Authority
RCE — Regional Civil Engineer
TPPP — Transport Policies and Programme Package
SSAP — Statement of Standard Accounting Practice
ZIP — Zone Investment Panel
TRE — Track Recording Engineer
MRT — Minimum Rail Temperature
HSM — Hand Signal Man
IHRC — Indiana Hi Rail Corporation
DAPF — Document Amendment Proposal Form
JSE — Janesville & Southeastern
EMGTPA — Equivalent MillionGross Tonnes Per Annum
AMTL — Agence métropolitaine de transport
AHQ — British Transport Police Area Headquarters
ACE — Area Civil Engineer

SPCX — Qwest Communications Corporation
SWIFT — Structured What If Technique
LSTT — Lake Superior Terminal Transfer
TTC — Toronto Transit Comission
NCSL — Nashville Chattanooga & St Louis
BRS — Business Route Section
NTP — North Trans–Pennine route
DMVW — Dakota Missouri Valley and Western Railr
CA — Commercial Assistant
PSCX — Public Service Of Colorado
TP — Temporary Placement
RICA — Regional Independent Commercial Auditor
HL — Home Location
ER — Employer's Representative
SPT — Strathclyde Passenger Transport
ROA — Right On Arrival
IRRS — International Rail Road Systems, Inc.
TCA — Track Circuit Actuator
CRT — Construction Round Table
ETRY — Eastern TN Railway
RTD — Regional Transportation District
MON — Monon Route
CHGX — Chicago Gravel
ETH — Electric Train Heating
RFP — Richmond Fredericksburg and Potomac
DAIR — D and I Railroad Company
TAA — Track Access Agreement
NTR — Mississippi Central Railroad Company
IANW — Iowa Northwestern Railroad
TT — Timetable, Public
RDG — Reading Railroad
RT — River Terminal Railway Company
TAC — Telecomms Appreciation Course
NIWX — Northern Illinois and Wisconsin Railway
L&S — Lehigh and Susquehanna railroad
ROM — Regional Operating Manager
IHIR — Indian Hill & Iron Range
TBRX — Taylor Rail Group
BDRV — Belvidere & Delaware Railroad
LSMS — Lake Shore Michigan Southern Railroad
RTMZ — RailTrack Midlands ZoneRailCons
MTR — Montour RR
NLR — North London Railways
NSRC — North Stratford RR
RD — GEC time division multiplex, type RD
RHYX — Macquarie Rail Inc
LB — Line Blocked
CFE — Chicago, Fort Wayne and Eastern
CHTT — Chicago Heights Terminal Transfer Railroad
LBR — Lowville and Beaver River Railroad Company

BCS — Better Chemical Solutions
PM — Pere Marquette Railway
TPC — Train Performance Calculator
YVT — Yakim Valley Transportation Company
MKC — McKeesport Connecting Railroad Company
NRM — Nominated Responsible Manager
MML — Minimum Monetary Limit
HB — Hampton and Branchville Railroad
MHMR — Mount Hope Mineral railroad
WILD — Wheel Impact Load Detector
MRIX — Missouri North Centra RR
STP — Short Term Planning
WTRM — Warren and Trumbull Railroad Company
UWC — User Worked Crossing
DCLR — Delaware Coast Line RR Co
TNO — Texas & New Orleans
CNW — Chicago and Northwestern
WFE — Western Fruit Express
PIPS — Packaging and Investment Planning System
PPTC — Powered Plant Training - Chainsaw
LC — Line Clear
GRWR — Great Walton Railroad
PSPP — Particular Specification for Possession Planning
NRNA — National Radio Network Appreciation
SCI — Standard Contract Interpretation
RIL — Railtrack Insurance Limited
GLCD — Great Lakes Coal & Docks
FN — Fault Number
NEOUCOM — Northeastern Ohio University Colleges of Medicine
UB — UnderBridge
DT1 — Detroit Terminal
PHD — Port Huron and Detroit Railroad Company
MVRY — Mahoning Valley Ry
CWCY — Caldwell Country Railroad
WTRY — Wilmington Terminal Railroad Incorporated
TIR — Transports Internationaux Routiers
NYOW — New York, Ontario & Western
GSP — Ground Switch Panel
WWR — Washington Western
REG — Railtrack Executive Group
SINAC — Special Inspection Notice Action Complete
SFS — Santa Fe Southern Railway
ONCT — Ontario Central Railroad Corporation
PCTE — Profit Centre Telecommunications Engineer
EPA — Engineering Publications Assistant
WIMX — Wimpey Minerals USA, Inc.
WE — Wheeling and Lake Erie
DTS — Dynamic Track Stabiliser
TQSUM — Track Quality SUMmary
NSM — North Shore Mining

MISS — Mississippian Railway Cooperative Incorporated
CMR — Indiana Rail Road Company
VLI — Valor da Logistica Integrada
SMRR — Sisseton Milbank Railroad Incorporated
CSP — Camas Prairie RailNet Incorporated
MICC — Management Information Communications Centre
FSRR — FerroSur
MDLE — Mount Dora & Lake Eustis Railway
CCH — Cape Cod & Hyannis
NMCSA — Network Management Centres Sponsor's Agent
FNM — Ferrocarriles Nacionales de Mexico
PHIS — Performance Historical Information System
TL — Through Line
LASB — Lackawaxen and Stourbridge Railroad
VSR — Valley & Siletz RR
CISD — Golden Isles Terminal Railroad
CTC — Centralized Track Control
HOFE — Head Of Engineering
SMFD — Systems Management Framework Design
DTSL — Detroit & Toledo Shore Line
ACEX — Altamont Commuter Express
CARW — Carolina Western Railroad
OTMR — On Train Monitoring Recorder
CSR — Camden & Southern Railroad Inc
CCRX — Cape Cod Railroad
APLAN — track Access PLANning system
NATM — New Austrian Tunnelling Method
PREX — Pioneer Rail Equipment
CWI — Chicago and Western Indiana Railroad
CHH — Cheswick and Harmar
HCRC — Hillsdale County Ry. Co., Inc.
NOP — New Orleans Public Service
BSPG — Business Systems Policy Groupy
NPTR — Northwood Pulp and Timber, Ltd.
GMDX — General Motors Diesel Canada
LVRC — Lamoille Valley Railroad
ICM — Internal Communications Manager
PW — Parallel Wing
AN — Apalachicola Northern Railroad
PAT — Performance Action Tracking
FIRM — Fares Increases Regulation Mechanism
NYABC — New York Air Brake Company
RIG — Railway Industry Group
HA — Hanson Aggregates
NYO&W — New York, Ontario and Western railway
SIXX — 636 Leasing
WA — Washington & Atlanta Railroad
CPD — Cleveland Plain Dealer
CAPS — Colchester Area Power Supplies
BAYL — Bay Line, LLC

YN — Youngstown and Northern
INOH — Indiana and Ohio Railroad Incorporated
CCCR — Cape Cod Central Railroad
IRJ — Insulated Rail Joint
WCTR — WCTU Company White City Terminal Railway
WKRL — Western Kentucky Railroad
TD–T — Transmission Course (Training)
NBN — Nicolet, Badger & Northern
WCRM — West Coast Route Modernisation
SDS — Signalman's Display System
CWRY — Commonwealth Railway Inc.
NMC — Network Management Centre
IAMS — Integrated Asset Management System
WT — Wrightsville & Tennille
MWRX — Midwest Rail Holdings Incorporated
TRT — Tshiuetin Rail Transportation
RI — Relay Interlocking
UGL — Up Goods Loop
NTN — National Teleprinter Network
PETS — Public Emergency Telephone System
PICP — Pollution Incident Control Plan
CAPE — Train Cancelled
COPA — Control of Pollution Act 1974
OLEAR — Overhead Line Equipment Asset Register
TRUST — Train RUnning Systems on TOPS
CKRY — Central Kansas Railway Incorporated
CNYK — Central New York Locomotive Company
WARP — West Coast Advanced Recovery Reliability Programme
CUVA — ISG Cleveland Works Railway Company
MJRX — Railway Service Contractors Inc
SWKR — San Pedro and Southwestern Railway Compa
TTR — Talleyrand Terminal Railroad Company
VSTP — Very Short Term Plan
BAWX — Babcox & Wilcox
TOC — Toledo & Ohio Central
S&C — Settle and Carlisle
WB&E — Wilkes-Barre and Eastern railroad
IDT — Implementation, Development and Training
NREX — National Railway Equipment
TPWSSA — Train Protection Warning System Sponsor's Agent
USS — U.S. Steel
NYS&W — New York, Susquehanna and Western railroad
L&B — Land and Buildings
PIE — Performance Improvement Executive
NYPSC — New York State Public Services Commission
MGRI — MG Rail Incorporated
TMS — Metropolitano San Martin
CWR — Continuously Welded Rail
VIA — Via Rail Canada
BMS — Basic Mechanical Signalling

MSL — Level crossing with Miniature Stop Lights
CVR — Cimarron Valley Railroad L.C.
KTS — Kenosha Trolley
LIRX — Lapeer Industrial Railway
WTLC — West Texas & Lubbock Railroad Co Inc.
PE — Peoria & Eastern
LNE — Lehigh and New England Railroad, Conrail
GPR — General Purpose Relief
TOL — Train On Line
ECR — Electrical Control Room
SFO — Station Facility Owner
JPBX — Peninsula Corridor Joint Powers Board
EMS — Environmental Management Statement
NE — National Express
ISAR — Information Systems Activity Request
HSW — Helena Southwestern Railroad
ROR — Rules of the Route
OLYR — Olympic Railroad Company
OPO — One Person Operation
ALS — Alton and Southern Railway
CBC — Carbon County Railway
SEKR — Southeast Kansas Railroad Company
CM — Central Montana Rail Incorporated
VLR — Visitors Location Register
STABS — Signalling and Telecommunications Area Budget System
PRIDE — Possession Resource Information DatabasE
CARR — Carrollton Railroad
HRLX — Housatonic Logistics Company LLC
CSC — Connex South Central
CI — Cambria and Indiana Railroad Company
CBNS — Cape Breton & Central Nova Scotia Ry
DCFB — Dodge City Ford and Bucklin Railroad Com
MTDX — Midwest Transportation & Development Cor
BPR — Business Policy Review
NTRY — Nimishillen and Tuscarawas Railway Company
AGLF — Knoxville and Holston River Railroad
CWWR — Chehalis Western Railroad
SME — Signalling Maintenance Engineer
GPL — Ground Position Light
OLC — Occupation Level Crossing
TOHD — Tops Operations Help Desk
PRIMA — Professional Rail Industry Management Association
FTR — Florida Tri-Rail
LM — Litchfield and Madison
ROS — Restriction of Speed
TRIN — Trinidad Railway Incorporated
MIDH — Middletown and Hummelstown RR Company
WSF — Wrong Side Failure
TXOR — Texas and Oklahoma Railroad Company
AEC — Atlantic and East Carolina Railway Compa

NRN — National Radio Network
MTW — Marinette Tomahawk & Western
SA — Signalling Assistant
TMERL — The Milwaukee Electric Railway
LNAC — Chattahoochee Bay Railroad, LLC
JCN — Job Cost NumberN
GFR — Grand Forks Railway Company
FLAWS — a computer database of rail flaws
BTC — Birmingham Terminal
RJCR — RJ Corman
EAM — Engineering Access Manager
RAP — Remedial Action Project
NY&GL — New York and Greenwood Lake railway
FFG — Freight Facilities Grant
DM — Detroit & Mackinac
FSR — Fort Smith Railroad Company
PCS&TE — Profit Centre Signal and Telecommunications Engineer
VXC — Virgin CrossCountry
WWRC — Wilmington and Western Railroad
NYE — New York and Erie railroad
WVN — West Virginia Northern Railroad
HOS — Hoosier Southern Railroad
PLYX — US Plywood
CLIF — Cliffside Railroad
IN1 — Illinois Northern
SBB — Swiss Railways
ATN — Alabama & Tennessee River Railway Llc
LTP — Local Transport Plans
RIZ — Rock Island
SJT — St Joseph Terminal
ELKR — Elk River Railroad Incorporated
AEWZ — Erie Western
FC — Fulton County Railroad Incorporated
MWL — Level crossing with Miniature red/green Warning Lights
SSX — Southern States Phosphate and Fertilizer Co.
LEF — Lake Erie Franklin and Clarion Railroad Company
FWL — Fort Wayne - Lima
PWV — Pittsburgh & West Virginia
JCN — JunCtioN
DGNO — Dallas Garland & Northeastern
LCR — London and Continental Railways
GEGX — GE Gas Turbine
ETRM — Engineering Train Routing Map
ICC — International Convention Centre
MAS — Management Aspects of Supervision
NSC — National Supply Contract
TINX — Trinity Railcar
IMG — Infrastructure Materials Group
HEX — Heathrow EXpress
NIAJ — Niagara Junction Railway

SSW — St. Louis Southwestern
SETA — Signalling Eqipment Technical Agent
PTM — Permanent Timetable Manager
FS — Feeder Station
LS — Line Standard
IRN — Ironton RR
AUAR — Austin Area Terminal Railway
WYT — Wyandotte Terminal Railroad Company
RTG — RailTrack Group PLCRailCons
DTRR — Detroit Terminal Railroad
BER — Big Eagle Rail
PSR — Public Service Requirement
CTML — Cairo Terminal Railroad Company
MWRR — Montana Western Railway Company Incorporated
WTF — Wrong side Telecommunications Failure
TD — Train Describer
NOGC — New Orleans & Gulf Coast
LRWY — Lehigh Railway
GITM — Golden Isle Terminal RR
CHAPS — Clearing House Accounts Payable System
SINMON — Special Inspection Notice MONitor
ALY — Allegheny and Eastern Railroad Incorpora
GNBC — Grainbelt Corporation
SSO — Special Stop Order
RES — Rail Express SystemsRailCons
PPM — Panel Processor Module
SIN — Site Instruction Notice
EA — East Anglian
NAT — Not Applicable Timetable
NJII — New Jersey, Indiana and Illinois Railroad
WPSC — Wheeling Pittsburg Steel
HOPO — Head Of Projects Organisation
RCPE — Rapid City Pierre & Eastern Railroad
DSRR — Delta Southern RR
RSNR — Red Springs & Northern
PIR — Pittsburgh Industrial Railroad Incorpora
SLSF — Saint Louis-San Francisco
ENS — European Night Services
NOW — Northern Ohio & Western
WVR — Willamette Valley Railway
ONER — Ontario Northeastern RR
SIP — Strike–In Point
CGR — CG Railway, Inc
TESCO — Technical Support Company
SVP — Safety Verification Plan
GWZ — Great Western Zone
YKR — York Railway
RM — Route Modernisation
TRRA — Terminal RR of St Louis
ARA — Arcade and Attica Railroad Corporation

DART — Digital Advanced Radio for Trains
HRS — Holidaysburg and Roaring Spring Railroad Company
PAM — Pittsburgh Allegheny and McKees Rocks Railroad Company
WNYP — Western New York and Pennsylvania
USRC — U.S. Rail Corporation-Jackson Division
BAP — Butte Anaconda & Pacific
DFT — DART Fixed Terminal
SMN — Smoky Mountain Ry. Co
KO — Kansas & Oklahoma
SSG — Safety Strategy Group
FEVR — Fremont & Elkhorn Valley Railroad
AREA — American Rail Engineers and Maintenance Association
FNB — Ferronorte Brasil
NBA — National radio network
NSTR — No Signaller Token Remote
TMO — Train crew Manually Operated
OHPA — Ohio and Pennsylvania Railroad Company
TFM — Trackside Functional Module
PACS — Public Affairs Correspondence System
RAR — Railtrack Asset Register
RISSC — Railway Industry Safety Strategy Comittee
GWWE — Gateway Eastern Railway Company
GOL — Government Office for London
PBNE — Philadelphia Bethlehem and New England R
BCH — Southern Railway of British Columbia Limited
MNC — Missouri North Central RR
TWO — Transport & Works Order
DFO — Depot Facility Owner
MPM — Multi Processor Module
EJE — Elgin Joliet and Eastern
NDN — National Data Communications Network
SEE — Systems Engineering Environment
RBLX — Brent C Lewis
RS — Roberval and Saguenay Railway Company
GMSR — Kansas City Southern Railway
OETR — Outline Engineering Train Requirements
EFRR — Effingham Railroad
OHIC — Ohi-Rail Corporation
PCA — Penn Central
MOS — Mobile Operations Supervisor
LRP — Local Reporting Pack
TRS — Train Reporting System
SMART — Specific, Measurable, Achievable, Realistic, Timebased
CHRR — Chesapeake Railroad Company
IIC — International Intermodal Center
ASDA — Asbestos & Danville
CLNA — Carolina Coastal Railway Incorporated
CH — CHiltern Railway Company
USSC — United States Sugar Corporation
RTLS — Road Traffic Lights

PPTD — Powered Plant Training Disc Cutter And Class 9 Cutting Of Wheels
T&V — Tresspass & Vandalism
SPSR — San Pedro & Southwestern Railway Co
FP — Fordyce & Princeton Railroad Company
ATM — Amended Timetable Manager
NCYR — Nash County Railroad Corporation
DIRFT — Daventry International RailFreight Terminal
MRCE — MRCE Dispolok GmbH
TCB — Track Circuit Block
LB — Loose Bound
BA — Baltimore & Annapolis
STRT — Stewartstown Railroad Company
PADS — Parts And Drawing System
RICP — Rail Incident Control Post
DOP — Driver Only Passenger
SMOS — Structure Mounted Outdoor Switchgear
SCR — Sydney Coal Railway
MRI — Motive Rail Industries
ATSF — Atchison, Topeka & Santa Fe
ERTMS — European Railways Traffic Management System
WRHX — Creative Charters Inc
CTRU — Central Track Renewals Unit
MTNR — Mississippi Tennessee Railroad LLC
PVRX — Pook Valley Railroad
NHIR — New Hope & Ivyland
TK — Tuskegee R.R
TCOD — Track Circuit Operating Device
TCRY — Tri-City Railroad Company
UWSF — Unprotected Wrong Side Failure
PTS — Personal Track Safety (railway)
LE — Light Engine
SA — Savannah & Atlanta
PAF — Project Authority Form
SCOT — Scotland
SA — Sponsor's Agent
RDN — Railtrack Director's Nominee
LMIC — Lake Michigan and Indiana Railroad
TPC — Trackside Processing Centre
RLCX — RELCO
STN — Special Traffic Notice
NPW — Normal Place of Work
MRR — Mid-Atlantic Railroad
MMAX — Martin-Marietta Aggregates
CWT — Chicago & West Towns
CHV — Chattahoochee Valley Ry
OS — Ontario Southland Railway Inc.
AMP — Asset Maintenance Programme
SB — Signal Box
REX — Railway Express Agency, Inc.
CB&Q — Chicago, Burlington and Quincy railroad

DLM — Data Link Module
ATA — Automatic Track Alignment
WIP — Works In Progress
LDRR — Louisiana and Delta Railroad Incorporated
WGR — Willamette Valley Railway Company
NPT — Portland Terminal R.R. Company
BRB — British Railways Board
RLEX — Republic Locomotive
ARA — American Railway Association
CTA — Chicago Transit Authority
UWTF — Unprotected Wrongside Telecommunications Failure
NPO — National Process Owner
C&W — Carriage & Wagon
GWH — Great Western Holdings
SVGX — Savage, Inc
HCYR — Horry County Railway
RED — Railtrack Energy Database
SVI — Southern Railway of Vancouver Island
RL — Relief Line
CZRY — Carrizo Gorge Railway Inc.
GWUG — Great Western UpGrade
RTFN — RailTrack Fault NumberRailCons
CILT — Centre for Independent Transport Research
PCSE(W) — Profit Centre Signal Engineer (Works)
AEEU — Amalgamated Electrical Engineering Union
SWA — Steel Wire Armoured
D&C — Design and Construction
CNRY — Cincinnati Railway
MGL — Multiple Groove Locking
ATAX — Arizona Transit Assembly
EPS — European Passenger Services
ACM — Area Contracts Manager
CE — Chicago and Erie railroad
R/T — RailTrack
CLCR — Cadillac & Lake City RR
BACS — Bank Automated System
CWEX — Midwest Generation, LLC
UTU — Ultrasonic Test Unit
GGS — Georgia Great Southern Division South Carolina Central Railro
CFW — Caney fork & Western
RMPX — RailCar Limited
AIM — Asset Information Manager
RSCI — Real Staff Cost Increase
TRRY — Trillium railway
HPTD — High Point Thomasville and Denton Railroad
EEB — Eastern Electricity BoardRailCons
TORR — Train Operated Route Release
LITM — Local IT Manager
SICA — Signalling Infrastructure Condition Assessment
DTS — Detroit & Toledo ShoreLine

RIP — Railtrack Investment Panel
SPA — Special Protected Area
HM — Her Majesty
ICRK — Indian Creek Railroad Company
CIM — rules for international carriage of goods
ARN — Alberta RailNet Incorporated
CRE — Conductor Rail Equipment
CDAC — Canadian American Railroad
TAG — Tennessee, Alabama & Georgia
BVL — Bound Valuation Ledger
NHL — National Helm Leasing
O/B — Over Bridge
LD — Light Diesel locomotive
TADS — Telecommunications Asset Database System
GKLX — Gold Kist, Inc.
MGR — Merry Go Round
AO — Appalachian and Ohio
NYPANO — New York, Pennsylvania and Ohio railroad
MNL — Mountain Laurel Railroad
NNW — Nebraska Northwestern Railroad
FUS — Ferrocarriles Nacionales de Mexico
PDS — Project Definition Stage
RM — railroad mark
MC — Mass Coastal
CMD — Central Materials Depot
CAPP — Confirmed Annual Possession Plan
LX — level crossing
PESRCY — PassEnger Service Requirement Compliance Yardstick
KFR — Kettle Falls International Rwy
CCSC — Contractor Core Safety Case
PIMS — Programme Integrated Management System
SUAB — Southern Alabama RR
GASC — Georgia, Ashburn, Sylvester & Camilla Ry
NSKT — No Signaller Key Token
TLC — Telephone protection only Level Crossing
WARM — West Anglia Route Modernisation
MSO — Michigan Southern Railway
WTCO — Western Transportation Company
WON — Weekly Operating Notice
SSP — Signalling Supply Point
RCDO — Railway Crossing Diversion Order
MSN — Meeker Southern Railroad
MB — Meridian & Bigbee
PER — Portable Equipment Room
LLX — Luria Brothers
PNCX — Precision National
DT — Decatur Junction Railway Company
TSH — Tshiuetin Rail Transportation Inc
SH — Steelton and Highspire Railroad Company
AMR — Arcata And Mad River

FFTX — Florida Fun Train
BRAN — Brandon Rail
ATC — Angel Train Contacts
DGPS — Differential Global Positioning by Satellite
CWPR — Company Weekly Performance Report
SIPS — Supplier Performance Monitoring System
UPL — Up Platform Line
IDC — Inter Disciplinary Check
TESCO — TEchnical Service COmpany
SOWC — Shows Occupied when Clear
SPSX — Progress Rail Services Corp
CRLX — Conrail Leasing Co
SBGX — SCOULAR - BISHOP GRAIN CO.
SSISIM — Solid State Interlocking SIMulator
BC — BARRE & CHELSEA RAILROAD
BITY — Penn Eastern Rail Lines Incorporated
DFG — Del Fungo Giera Servizi Ferroviari Srl
CRG — Contracts Review Group
MNE — Manistee & North East
FIR — Flats Industrial Railroad Company
CCYR — Colleton County Railroad
HVRR — Hocking Valley
URL — Up Relief Line
RA — Route Availability
PLUG — Pride Local User Group
GOT — GO Transit
IZ — Inter Zonal
RSAG — Railway Safety Advisory Group
UPL — Up Passenger Loop
NTR — National Track Renewals
SIPS — Standard Infrastructure Performance System
SCU — Signalling Compatibility Unit
HBRY — Hudson Bay Railway Company
PWSS — Permanent Way Section Supervisor
ACME — Acme Steel
CBCT — Communications Based Train Control
LNE(Z) — London North Eastern (Zone)
TSSA — Transport Salaried Staffs' Association
SDIY — San Diego and Imperial Valley Railroad Company
PBRR — Pine Belt Southern Railroad Company
CACV — Cooperstown and Charlotte Valley Railroad
EROS — Efficiency by means of the Rationalisation Of Signal
LTA — London Transport Authority
ALRMS — Access Level crossing Risk Management System
TAG — Track Access Grant
TEU — Twenty Foot or Equivalent Unit
CNSM — CHICAGO NORTH SHORE & MILWAUKEE RWY
LXVR — Luxapalia Valley
ETB — Electronic Token Block
SW&W — South Wales and West

RR — Regional Railways
OIMX — Oliver Iron Mining
RAI — Right Away Indicator
IBJ — Insulated Block Joint
WSL — Westinghouse Signals Ltd
SMRS — Springfield (MO) Railway Services
RCI — Railtrack Controlled Infrastructure
ZD — Zone Director
MOW — Maintenance-Of-Way
HOPP — Head Of Property Projects
AHB — Automatic Half Barriers
PAT — Port Auhority of Allegheny County
ASR — Allegheny Southern Railroad Incorporated
SRG — Safety Review Group
DSPP — Denver, South Park & Pacific RR
BHX — Bank Holiday eXcepted
PNRW — Piedmont Northern Railroad
ASPER — ASset PERformance database
SRMX — Southeastern Railway
TGM — Transport Gateway Metro
NX — eNtrance eXit
OC — Open Crossing
NIR — National Incident Register
IU — Indianapolis Union
SSG — Standards Steering Group
OWTX — Oneida & Western Transportation
ICE — Institute of Civil Engineers
WWV — Walla Walla Valley Railway
MIDS — Midlands
RDMX — Ryder
EFPL — Economical Facing Point Lock
TSDB — Train Service Data Base
TAN — Track Access Notice
RII — Relay Interlocking Interface
NJRC — New Jersey Rail Carrier, LLC.
SMNR — Southern Manitoba Railway
SCRX — SOUTH CAROLINA PUBLIC RAILWAYS
PFM — Projects Finance Manager
PLOD — Patrolman's Lookout Devicerailcons
SMS — Signal Maintenance Standard
DSSA — Duluth, South Shore & Atlantic
CMC — CMC Railroad Incorporated
UEPFP — Ferrobaires
PF — Pioneer and Fayette Railroad Company
BR1 — British Railways
DEL — Down Electric Line
CRLE — Coe Rail Incorporated
BOTW — Botwood Railway
MVP — Missouri & Valley Park
SRYC — Sierra Railway Company of California

CBR — Coos Bay Rail Link
NHVT — New Hampshire and Vermont Railroad Company
NSS — Newburgh and South Shore Ry. Co.
CONW — Colorado & North Western
AWG — Adhesion Working Group
CIMU — Central Infrastructure Maintenance Unit
SSG — Systems Strategy Group
IFS — Independent Function Switch
PRM — PRocurement Manager
NLLX — Northern Line Layers
GO — Gulf & Ohio
NCA — Nuevo Central Argentina
SDBB — Somerset Terminal Railroad Co.
STO — Senior Technical Officer
TRRY — Trillium Railway Co. Ltd.
DRHY — Durham Transport Incorporated
CDL — Central Door Locking
WS — Ware Shoals RR
BIRR — Bellingham International Railroad LLC
FCYR — Franklin County Railroad
BSE — Birmingham & Southeastern
TCKR — Turtle Creek Industrial RR.Incorporated
OPRAF — Office of Passenger Rail Franchising
GSW — Great Southwest Railroad
NHB — National Harbours Board
MAW — Maumee and Western Railroad Corporation
DAL — Down Avoiding Lane
WARC — West Anglia Route Controller
RBMN — Reading Blue Mountain and Northern
LAFX — LaFarge Corporation
GWWR — Gateway Western Railway
STEP — Safety, Teamwork, Excellence, Professionalism
RE&TA — Real Estate and Tax Agent
GSAG — Glacier Sand & Gravel
VCC — Virgin Cross Country
TARDIS — TOPS Ancillary Retrospective Data Information Service
RO — Rail Operator
LGV — Ligne A Grande Vitesse
GN — Great Northern Line
TRCX — Florida Tri-Rail
AFD — Automatic Fire Detection
CCC — Cowlitz, Chehalis, and Cascade Railway
AT — Auto-Train
JS1 — basic signalling cable jointing and testing
YA — Youngstown & Austintown RR
TL2000 — ThamesLink 2000
NYGL — New York and Greenwood Lake Railroad
RPRX — Rail Power Technologies
ALR — Alan Richie Incorporated
PLE — Pittsburgh & Lake Erie

CKSI — Carthage Knightstown and Shirley Railroad
ICM — Infrastructure Contracts Manager
PMSC — Perry Monroe Shoemaker Collection