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

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

P.WAY — Permanent Way
ELCB — Earth Leakage Circuit Breaker
WATX — Watco
JD — Job Description
BDM — Business Development Manager
BRC — Belt Railway of Chicago
SMS — Safety Management Systems
LV — Low Voltage
IGBT — Insulated Gate Bipolar Transistor
SPAX — Southeastern Pennsylvania Transportation Authority (SEPTA)
PHA — Preliminary Hazard Analysis
S.L/H — Short LeaseHold
C&WI — Chicago and Western Indiana railroad
PDP — Personal Development Plan
AL — Almanor Railroad Company
MIS — Management Information System (OSHA)
BST — British Summer Time
BSOR — Buffalo Southern Railroad
CIMA — Chartered Institute of Management Accountants
SAT — Site Acceptance Test
AGR — Alabama and Gulf Coast Railway
FAQ — Frequently Asked Questions (sometimes Pronounced Fak)
P&LE — Pittsburgh and Lake Erie Railroad
CAD — Computer Aided Designer
PAX — Private Automatic Exchange
EMP — Environmental Management Plan
ISDN — Integrated Services Digital Network
L&PS — London and Port Stanley Railway
RC — Reinforced Concrete
TCP/IP — transmission control protocol/internet protocol
MTTR — Mean Time To Repair
CAPM — Capital Asset Pricing Model
OS — Ordnance Survey
DOS — Disk Operating System
IEC — International Electrotechnical Commission
E,L&N — Early, Late and Night
SQL — Structured Query Language
ELOX — Elcon Inc.
D&IA — Design and Implementation Authority
OCB — Oil Circuit Breaker
VM — Value Management
D&DR — Design & Development Report
PC — Personal computer (host)
S&SM — Safety and Standards Manager
R&PA — Route and Programme Analyst
WYSIWYG — What You See Is What You Get (pronounced Wizzy-wig. See Entry For Derived Acronyms)
DPC — Damp Proof Course
AQL — Acceptable Quality Level
XLPE — Crosslinked Polyethylene
RT — Radiographic Testing

O&M — Operation and Maintenance
ZCRG — Zonal Commercial Review Group
HSC — Health and Safety Commission
FE — Finite Element
LED — law enforcement desk; light emitting diode
COA — Chart Of Accounts
LSI — Lake Superior and Ishpeming Railroad
L&HR — Lehigh and Hudson River railway
HL — High Level
PGR — Progressive Rail
AA — Ann Arbor Railroad
ITU — International Telecommunication Union
D&DA — Design and Development Authority
NIC — National Insurance Contributions
PAYE — Pay-As-You-Earn
RHS — Rectangular Hollow Section
N&VMP — Noise and Vibration Management Plan
M&EE — Mechanical & Electrical Engineering
HZ — cycles per second (hertz)
DDA — Disability Discrimination Act
DSE — Display Screen Equipment
CATS — Charlotte Area Transit System
L&PSR — London and Port Stanley Railway
CITB — Construction Industry Training Board
COTS — Commercial Off the Shelf Software
BDW — Bighorn Divide and Wyoming Railroad
EMC — Electromagnetic Compatibility
R(SCW) — Railway (Safety Critical Work) Regulations 1994
LEU — Lineside Electronic Unit
CCTV — Closed Circuit Television
MPV — Multi-Purpose Vehicle
PMCS — Project Management Control System
MDF — Main Distribution Frame
VAMD — Virginia and Maryland
DML — Data Manipulation Language
PDT — Portable Data Terminal
WI — Work Instruction
DCF — discounted cash flow rate
L&NE — Lehigh and New England railroad
HR — HUMAN RESOURCES
RBC — Radio Block Centre
GPF — General Protection Fault
PFI — Private Finance Initiative
PA — Personal Assistant
WB — Westbound
AKMD — Arkansas Midland Railroad Company
CSM — Customer Service Manager
RTU — Remote Terminal Unit
FC — Financial Controller
SAE — Society of Automotive Engineers

LRT — Light-Rail Transit
ACOP — Approved Code Of Practice (UK)
CIMAH — Control of Industrial Major Accident Hazard
DTI — Department of Trade and Industry (UK)
SCADA — Supervisory Control And Data Aquisition
BN — Burlington Northern Railroad
N&B — Northhampton and Bath railway
PABX — private automatic branch exchange (telephone)
MOD — Ministry Of Defence (United Kingdom) And Various Other Countries
O&SPA — Operational and Support hazard Analysis
UFN — Until Further Notice
RTA — Regional Transportation Authority
TB — Trial Balance
NEMA — National Electric Manufacturer's Association
LD — Liquidated Damages
IMDG — International Maritime Dangerous Goods
IR — Illinois Railnet
UT — Ultrasonic Testing
OTR — Oakland Terminal Railway
TDM — Time Division Multiplexer
KYLE — Kyle Railroad
FOC — Freight Operating Company
NAO — National Audit Office
FM — frequency modulation
OBRY — Orangeville-Brampton Railway
PM — Project Manager
FRA — Federal Railroad Administration
PRR — Pennsylvania Railroad
FDM — Frequency Division Multiplex
UB — Universal Beam
HAYSI — Haysi Railroad
OGEE — Ogeechee Railway
HST — High Speed Train
MM — Money Market
CPO — Compulsory Purchase Order
NEBOSH — National Examination Board in Occupational Safety and Health
RC — Remote Control
ECU — European Currency Unit
SDH — Synchronous Digital Hierarchy (ATM)
LCP — Local Control Panel
CBL — Conemaugh and Black Lick Railroad
SW — Software (SFTWE Preferred)
OLEMI — Overhead Line Equipment Master Index
CAXX — CEMENTO CRUZ AZUL
GMT — Greenwich Mean Time (Zulu)
RIDDOR'95 — Reporting of Injuries, Disease and Dangerous Occurrences Regulations 1995
BP — Business Plan
OOO — Out Of Order
FRS — Financial Reporting Standard
RISC — Reduced Instruction Set Computer

RMT — National Union of Rail, Maritime and Transport Workers
IBH — Intermediate Block Home Signal
JC — Junction
AKDN — Acadiana Railway Company
EPI — Environmental Performance Indicator
AR — Accounts Receivable
BBOH — Bloomingburg Ohio
ARZC — Arizona and California Railroad
ADBF — Adrian and Blissfield Rail Road
MBO — Management Buy-Out
GBP — Great British Pound
EC — European Community
RCD — Residual Current Device
ROCE — Return On Capital Employed
IC — Illinois Central Railroad
AMP — Asset Management Plan
AVP — Assistant Vice President
AR — Aberdeen and Rockfish Railroad
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
UPS — Uninterruptible Power Supply
P&M — Plant & Machinery
ETH — Eidgenössische Technische Hochschule
AT — Auto Transformer
RIO — Rail Incident Officer
ITE — Institute of Transportation Engineers
SQVR — Sequatchie Valley Railroad
FURNO — Until FURther NOtice
EMCAR — Empty Carriages
TDMA — Time Division Multiple Access
UCMX — United Clays, Inc
NYC — New York Central Railroad
LOP — Loss of Power
EXPOTEL — hotel accommodation and conference booking agency
VRE — Virginia Railway Express
SCHLID — SCHedule IDentity
HATX — Helm Financial Corporation
CF — Cape Fear Railways Incorporated
M&E — Mechanical & Electrical
CFWR — Caney Fork and Western Railroad
BCLR — Bay Colony Railroad
ATO — Automatic Train Operation
OAR — Old Augusta Railroad
PORTIS — Portable Ticket Issuing System
HSE — Health & Safety Executive Officer
AGCR — Alamo Gulf Coast Railroad Company
FAST — Federation Against Software Theft
TOFC — trailer-on-flatcar
ABL — Alameda Belt Line
PTE — Passenger Transport Executive
NR — Network Rail

TMS — Traffic Management System
ARR — Alaska Railroad
PALADIN — Performance And Loading Analysis Database INformation
BRASS — British Railways Additional Superannuation Scheme
MSV — Mississippi and Skuna Valley Railroad Company
GTO — Gate Turn-Off thyristor
EC — Excellent Condition
APM — Assistant Project Manager
SMBX — Southern MN Sugar Beet Coop
EIA — Environmental impact assessment (international)
PACT — PAved Concrete Track
CGT — Capital Gains Tax
ATPM — Automatic Train Protection Manual
ISRS — International Safety Rating System
BTP — British Transport Police
TBE — To Be Evaluated
HA — Highways Agency
GE — Great Eastern
AFC — Approved For Construction
GN — Great Northern Railway
MTBHE — Mean Time Between Hazardous Events
PMT — Project Management Team
DD&I — Design Development and Implementation
NDT — Nondestructive Test
NCR — Nonconformance Report
BP — British Petroleum
NFF — No Fault Found
SP — Southern Pacific Railroad
RSR — Rochester and Southern Railroad
FTA — Federal Transit Administration
D&I — Design and Implementation
NVQ — National Vocational Qualification
PBT — Profit Before Tax
NOPB — New Orleans Public Belt Railroad
SSC — Southern Switching Company
BB — Buckingham Branch Railroad
ONT — Ontario Northland Railway
CHR — Chestnut Ridge Railway Company
ETA — Expected Time of Arrival
TRC — Trona Railway Company
BVRY — Brandywine Valley Railroad Company
BRW — Black River and Western railroad
CRL — Chicago Rail Link
KKRR — Knox and Kane Railroad Company
HAZCHEM — Hazardous Chemical
WSOR — WISCONSIN & SOUTHERN
DD — Direct Debit
APNC — Appanoose County Community Railroad
ATC — Automatic Train Control
SIMBIDS — SIMplified BI–Directional Signalling

FTA — Freight Transport Association
BRG — Brownsville and Rio Grande International Railroad
EPS — Earnings per share
MP — Milepost
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
PRV — Pearl River Valley Railroad Company
FP — Footpath
BPRR — Buffalo and Pittsburgh Railroad Inc.
PDFH — Passenger Demand Forecasting Handbook
APA — Apache Railway Company
SLAL — South Plains Lamesa Railroad
IC — Intercity
ATW — Atlantic and Western Railway
WRRC — Western Rail Road Company
PBVR — Port Bienville Railroad
OCTL — Oil Creek and Titusville Lines, Inc.
CCKY — Chattooga and Chickamauga Railway Company
PTW — Permit to Work (UK)
WP — Western Pacific
MNN — Minnesota Northern Railroad Incorporated
PW — Providence and Worcester Railroad
EIB — European Investment Bank
LPO — Local Process Owner
HVAC — Heating, Ventilating, And Air Conditioning
TO — Technical Officer
ISG — International Steel Group
ASRY — Ashland Railway
NKP — Nickel Plate Road
OD — Outside Diameter
LW — Louisville and Wadley Railway Company
MH — Mount Hood Railroad
PNB — Personal Needs Break
RRVW — Red River Valley and Western Railroad
SLWC — Stillwater Central Railroad
BJRY — Burlington Junction Railway
CFNR — California Northern Railroad
SCRF — South Carolina Central Railroad
SVRR — Shamokin Valley Railroad Company
CIRR — Chattahoochee Industrial Railroad
CPD — Continuous Professional Development
ANR — Angelina and Neches River Railroad
DMM — Dansville and Mount Morris Railroad Company
NERR — Nashville and Eastern Railroad
MP — Missouri Pacific Railroad
SOCO — Scene Of Crime Officer
PBR — Patapsco and Back Rivers 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
ALAB — Alabama Railroad
SRA — Strategic Rail Authority
TCWR — Twin Cities and Western Railroad

PW — Permanent Way
NCIR — New Castle Industrial Railroad
FSG — Financial Statement Generator
GP — Georgia-Pacific
PSN — Packet Switched Network
AZCR — Arizona Central Railroad
DO — Driver Only
CV — Central Vermont Railway
CTRL — Channel Tunnel Rail Link
RJCM — R.J. Corman Railroad Company/ Memphis Line
CC — Chicago Central and Pacific Railroad Company
RJCN — R.J. Corman Railroad Company/ Allentown Lines Incorporated
NS — Norfolk Southern Railway
CW — Colorado and Wyoming railway
MRL — Montana Rail Link
KJR — Kiski Junction Railroad
LSRC — Lake State Railway Company
EPROM — Electrically Programmable Read Only Memory
RARW — Rarus Railway Company
CAGY — Columbus and Greenville Railway Company
PCN — Point Comfort and Northern Railway
KJRY — Keokuk Junction Railway
CTRR — Cloquet Terminal Railroad
RJCL — R.J. Corman Railroad Company/ Cleveland line
STR — Shawnee Terminal Railway Company
CMSL — Cape May Seashore Lines
CALA — Carolina Southern Railroad
CCRR — Claremont Concord Railroad
RR — Railroad
WCOR — Wellsboro and Corning Railroad Company
PSTN — Public Switched Telecommunications Network
CMPA — Madison railroad
OTVR — Otter Tail Valley Railroad Company
TBW — Temporary Block Working
MPLI — Minnesota Prairie Line Incorporated
TOC — Train Operating Company
MDF — Medium Density Fibreboard
SSI — Solid State Interlocking
UMP — Upper Merion and Plymouth Railroad
CBGR — Council Bluffs Railway
SLUT — South Lake Union Trolley
CBRY — Copper Basin Railway
DCRR — Dubois County Railroad
CLC — Columbia and Cowlitz Railway Company
DETR — Department of the Environment, Transport and the Regions
NMGR — New Mexico Gateway Railroad
IHB — Indiana Harbor Belt Railroad
ECO — Electrical Control Operator
FTVM — FerroValle
CB — Central Battery

ITT — Invitation To Tender
SRN — Sabine River and Northern
RJCW — R.J. Corman Railroad Company/ Western Ohio Line
KCS — Kansas City Southern Railway
ISRR — Indiana Southern Railroad
SM — St. Mary's Railroad
TCS — Traffic Control System
CR — Conrail
WNFR — Kanawha Rail Corporation
DART — Dallas Area Rapid Transit
HEP — Head-End Power
NOKL — Northwestern Oklahoma Railroad
NCVA — North Carolina and Virginia Railroad
ILWS — Inductive Loop Warning System
ETM — Electric Track Maintenance
DSS — Department of Social Security
TMP — Traffic Management Plan
PTA — Passenger Transport Authority
RRI — Route Relay Interlocking
AIP — Approval in Principle
SCTR — South Central Tennessee Railroad
PRY — Pioneer Industrial railway
CPS — Crown Prosecution Service (UK criminal justice system)
BLR — Blacklands railroad
CLP — Clarendon and Pittsford Railroad
CPDR — Carolina Piedmont Railroad
SMV — Santa Maria Valley Railroad Company
NER — North Eastern Railway
CSCD — Cascade and Columbia River Railroad Company
NAUG — Naugatuck Railroad Company
WATC — Washington Terminal Company
SWT — South West Trains
CT — Columbia Terminal
URR — Union Railroad
LCR — Lake County Railroad
CNZR — Central New England Railroad
MDS — Meridian Southern Railway
MNNR — Minnesota Commercial Railway
ARC — Alexander Railroad
YARR — Youngstown and Austintown Railroad
SW — Southwestern Railroad Company
CCRA — Camp Chase Industrial Railroad
IMC2 — 2nd generation Infrastructure Maintenance Contract
CBRW — Columbia Basin Railroad
FRED — Financial Reporting Exposure Draft
SAPT — Savannah Port Terminal Railroad Incorporated
SBVR — South Branch Valley Rail Road
USN — United States Navy
PROM — Programmable Read Only Memory (chip)
KT — Kentucky and Tennessee Railway Company

TVRR — Tulare Valley Railroad Company
OMID — Ontario Midland Railroad Corporation
BOP — Border Pacific Railroad Company
NKCR — Nebraska, Kansas & Colorado RailNet
NRI — Nebkota Railway Incorporated
MET — Modesto and Empire Traction Company
REFOS — Running Edge to Face Of Structure
H&S — Health and Safety
NVRR — NAPA Valley Railroad Company
FJLC — Fabrica de Jabon la Corona
PNW — Prescott and Northwestern Railroad
NCRC — Nebraska Central Railroad
TBRY — Thermal Belt Railway
MCER — Massachusetts Central Railroad
SLRG — San Luis and Rio Grande railroad
BS — British Standard
VTR — Vermont Railway
CTN — Canton Railroad Company
COEH — Conecuh Valley Railroad
TSE — Texas South-Eastern Railroad Company
SMA — San Manuel Arizona Railroad Company
RTA — Road Traffic Accident (British)
GER — Great Eastern Railway
MDDE — Maryland and Delaware Railroad
KRR — Kiamichi Railroad
DC — Delray Connecting Railroad Company
NYGL — New York and Greenwood Lake Railway
SMIS — Safety Management Information System
SBRR — Stourbridge Railroad Company
RVPR — Riverport railroad
FRS — Functional Requirements Specifications
POVA — Pend Oreille Valley Railroad
RSS — Rockdale, Sandow & Southern Railroad
CAT — Central Arkansas Transit
OTDR — Optical Time Domain Reflectometer
CTR — Clinton Terminal Railroad Company
TSU — Tulsa-Sapulpa Union Railway
LT — Lake Terminal Railroad Company
COP — City of Prineville Railway
SHARON — Sharon Steel
SCFE — South Central Florida Express Incorporated
COSS — Controller of Site Safety
SRC — Strasburg Railroad
JDHX — JD Heiskell
RVSC — Rio Valley Switching Company
NSHR — North Shore Railroad
DME — Dakota, Minnesota and Eastern Railroad Company
ESMS — Engineering Safety Management System
RTS — Rapid Transit Systems
MILW — Milwaukee Road

OUCH — Ouachita Railroad
PLC — Public limited company
SLR — St. Lawrence and Atlantic Railroad Company
AEA — Atomic Energy Authority
NBER — Nittany and Bald Eagle Railroad Company
PVS — Pecos Valley Southern Railway Company
NENE — Nebraska Northeastern Railway
NYCH — New York Cross Harbor Railroad Terminal Corporation
JTC — Jointless Track Circuit
POTB — Port of Tillamook Bay Railroad
STMA — St. Maries River Railroad Company
OEL — Occupational Exposure Limit
KBSR — Kankakee Beaverville and Southern Railroad Company
RPRC — Richmond Pacific Railroad Corporation
WTNN — West Tennessee Railroad
SPM — Senior Project Manager
YVRR — Yadkin Valley Railroad
QX — Qualifying eXceptions
YW — Yreka Western Railroad Company
SS — Sand Springs Railway Company
WPRR — Willamette and Pacific Railroad
OHL — OverHead Line
NYOG — New York and Ogdensburg Railway Company Incorporated
KE — Kinematic Envelope
ELHS — Erie Lackawanna Historical Society
FFT — Functional Fault Tree
FOC — Fibre Optic Cable
QRR — Quincy Railroad Company
TSRR — Tennessee Southern Railroad
IORY — Indiana & Ohio Railway
LVRR — Lycoming Valley Railroad
PNWR — Portland and Western Railroad Incorporated
SAN — Sandersville Railroad
MSCI — Mississippi Central Railroad Company
CSAO — Conrail Shared Assets Operation
MEBO — Management and Employee Buy Out
COCP — Code of Construction Practice
FR — Feasibility Report
DVT — Driving Van Trailer
GMPTA — Greater Manchester Passenger Transport Authority
WBCR — Wabash Central railroad
MJ — Manufacturers Junction Railway Company
RJCP — R.J. Corman Railroad Company/ Pennsylvan
SGLR — Seminole Gulf Railway
PTR — Port Terminal Railroad of South Carolina
MRS — Manufacturers Railway
YRC — York Railway
BSC — Base Station Controller
SLC — San Luis Central Railroad Company
CRP — Central Railroad of Pennsylvania

PICK — Pickens railway
LEC — London Electricity Contracting Limited
TR — Tomahawk Railway
VRG — Virgin Rail Group
MMID — Maryland Midland Railway
PDMX — Programmable Digital Multiplexer
UTAH — Utah Railway
CAIX — CAI Rail Inc.
PRT — Philadelphia Rapid Transit
VR — Valdosta Railway
REN — Ringer Equivalence Number
DQM — Data Quality Manager
CPC — Circuit Protective Conductor
OHCR — Ohio Central Railroad
FOC — Free Of Charge. Widely used acronym promising a good deal, however see TANSTAAFL.
SYPTE — South Yorkshire Passenger Transport Executive
HMCR — Huntsville and Madison County Railroad Authority
MSTR — Massena Terminal Railroad Company
RJCC — R.J. Corman Railroad/Kentucky Lines
BH–RAIL — Bull Head RAIL Section
A&GW — Atlantic and Great Western Railroad
CP — Canadian Pacific Railway
MCR — McCloud Railway Company
CDM — Construction Design and Management
PTI — Positive Train Identification
EZP — Electro–Zinc Plating
OE — Oregon Electric Railway Company
GMPTE — Greater Manchester Passenger Transport Executive
ACT — Advanced Corporation Tax
URFDO — Ultrasonic Rail Flaw Detector Operator
VT — Virgin Trains
AFC — Anticipated Final Cost
LVDT — Linear Variable Differential Transformer
WSR — Warren and Saline River Railroad
DBFO — Design Build Finance Operate
NSE — Network Southeast
PWM — Pulse width modulation
AWS — Automatic Warning System
BSP — Bulk Supply Point
CRR OF NJ — Central Railroad of New Jersey
PSBR — Public Sector Borrowing Requirement
OPEX — Operating Expenditure
QS — quantity surveyor
ALQS — Aliquippa and Southern Railroad Company
SPT — Signal Post Telephone
TCS — Train Control System
PA — Public Addresses
GWRR — Great Walton Railroad Incorporation
VRRC — Vandalia Railroad
RSA — Railway Study Association

HBT — HOUSTON BELT & TERMINAL
CCA — Current Cost Accounting
MVB — Multifunctional Vehicle Bus
SLU — Standard Length Unit
WSRY — Winamac Southern railway
TNHR — Three Notch railroad
BNS — Birmingham New Street
FSH — Full Screen Height
HTT — Harsco Track Technologies
EAC — Extended Arm Contract
CD ROM — Compact Disc Read-Only Memory
LS — Luzerne and Susquehanna Railway
FDDI — Fibre Distributed Data Interface
MPI — Motive Power Industries
DPI — Dye Penetrant Inspection
ECS — Empty Coaching Stock
GIJ — Glued Insulated rail Joint
HCA — Historic Cost Accounting
CBQ — CHICAGO BURLINGTON & QUINCY
ETT — Employee Timetable
SCXY — St. Croix Valley Railroad Company
LJU — Line Jack Unit
EOA — End of Authority
RE — Resident Engineer
NJNY — New Jersey and New York Railroad
TSR — Temporary Speed Restriction
CIW — CHICAGO & ILLINOIS WESTERN
AM — Arkansas and Missouri
SHA — Safety Hazard Analysis
CCLX — Crystal Car Lines
CAHA — Claims Allocation and Handling Agreement
SRS — Sperry Rail Service
CIC — CEDAR RAPIDS & IOWA CITY
WICT — WISCONSIN & CALUMET
DTI — Detroit, Toledo, & Ironton
CMNW — CHICAGO MISSOURI & WESTERN
E&P — Electrification and Plant
MTBFF — Mean Time Between Functional Failures
LO-LO — Lift on, lift off,
SLR — ST. LAWRENCE & ATLANTIC
OOG — Out of Gauge
ORC — Order of Railroad Conductors
HN — Hutchinson and Northern Railway Company
GSM–R — Global System for Mobile communications for Railways
VIAMONT — Viamont
NMRX — New Mexico Department of Transportation-New Mexico Rail Runner Express
F/B — Foot Bridge
NRSC — Network Rail railway Safety Case
SOU — Southern Oregon University
CIP — Core Investment Program

LMLX — Livingston Mountain Locomotive Works
TPW — TOLEDO PEORIA & WESTERN
ADN — Ashley, Drew & Northern
CRE — Contractor's Responsible Engineer
NSR — Newburgh and South Shore Railroad Compan
LSB — Local Sensor Bus
OCC — Occupied
COER — CRAB ORCHARD & EGYPTIAN
LDDC — London Docklands Development Corporation (UK)
CRI — CHICAGO RIVER & INDIANA
FRP — Field Reporting Procedures
BO — BALTIMORE & OHIO)
CS — COLORADO & SOUTHERN
ABA — Air Brake Association
LV — Lehigh Valley Railroad
LFCD — Linea Coahuila Durango SA de CV
CET — Controlled Emission Toilet
FWD — FORT WORTH & DENVER
MNS — Minneapolis Northfield & Southern
ID&T — Implementation, Development and Training
AWP — ATLANTA & WEST POINT)
ST — Springfield Terminal Railway Company
WLL — West London Line
PCV — Petty Cash Voucher
QAM — Quality Assurance Manager
NJT — New Jersey Transit
ROSCO — Rolling Stock Leasing Company
COS — Client Operating System
RO-RO — Roll On-roll Off
TCI — Track Circuit Interrupter
FDDM — FORT DODGE DES MOINES & SOUTHERN
PRDC — Princess Royal Distribution Centre
PIO — Police Incident Officer
AGW — Atlantic and Great Western railroad
WABCO — Westinghouse Air Brake Company
PGE — Pacific Great Eastern Railway
TOOS — Taken Out of Service
MTTRS — Mean Time to Restore Service
CSS — CHICAGO SOUTH SHORE & SOUTH BEND
CAD — Cadiz Railroad
TBTC — Transmission-Based Train Control
AAX — Agrico Chemical Company
PAMX — PrivAte Manual branch eXchange
TSC — Train Service Code
OSGR — Ordnance Survey Grid Reference
AEAT — AEA Technology PLC
TFVM — Terminal Ferroviaria Del Velle De Mexico Sa De Cv
ETH INDEX — Electric Trains Heating Capacity
ESSD — Electrostatic Sensitive Device
RSP — Rail Settlement Plan

KX — Kings Cross
GCSX — Granite City Steel Co
AHBLC — Automatic Half Barrier Level Crossing
NRLC — National Railway Labor Conference
FNOR — Florida Northern Railroad
LC — LANCASTER & CHESTER
CRUCC — Central Rail Users Consultative Committee
AEAT RAIL — The Former British Rail Research
NBV — Net Book Value
TCAID — Track Circuit Actuator Interference Detector
SIRT — STATEN ISLAND RAPID TRANSIT
BH — Bath & Hammondsport Railroad Company
OCS — Overhead Catenary System
THB — TORONTO HAMILTON & BUFFALO
HABD — Hot Axle Box Detector
CEI — CHICAGO & EASTERN ILLINOIS
AF — Alabama & Florida Railway Company
S&SD — Systems and Safety Department
DL&W — Delaware, Lackawanna and Western railroad
SRNJ — Southern Railroad Company of New Jersey
AC — Algoma Central Railway
ECRO — Electrical Control Room Operator
MYC — Multi-Year Coverage
GMO — Gulf Mobile and Ohio
TVRM — Tennessee Valley Railroad Museum
C&O — Chesapeake and Ohio railroad
DSL — Denver & Salt Lake
PLJI — Position Light Junction Indicator
BCHX — Bosques De Chihuahua
AB — Additions and Betterments
BM — BOSTON & MAINE
ABB — Akron-Barberton Belt railroad
QRP — Quarterly Reporting Pack
ETRB — Electronic Train Register Book
AVGX — Avon Grain
RETB — Radio Electronic Token Block
KLSC — Kalamazoo, Lake Shore and Chicago Railway
CITDS — Construction Industry Tax Deduction Scheme
WMPTA — West Midlands Passenger Transport Authority
BGCM — Bg & Cm Railroad
RFD — Rail Freight Distribution
DSRC — DAKOTA SOUTHERN RAILWAY COMPANY
GBW — Green Bay & Western Railroad
D&D — Design & Development
EFL — External Financing Limit
NY&E — New York and Erie Railroad
CRT — Critical Rail Temperature
LRWN — LITTLE ROCK & WESTERN
SIGWEN — Signalling Equipment Workshop Engineering Notice
BTA — British Transport Advertising

RIFAA — Rail Industry First Aid Association
JDNX — J & M Locomotive Inc.
PTO — Public Telecommunications Operator
MEAV — Modern Equivalent Asset Value
GU — Grafton and Upton Railroad Company
ATS — Automatic Train Supervision (for rail signaling systems)
WESTRACE — Westinghouse Radio Advance Control Equipment
LMA — Limit of Movement Authority
MPI — Magnetic Particle Inspection
LMD — Light Maintenance Depot
FCP — Ferrocarril del Pacifico
ALG — Association of London Government
ABCL — Automatic Barrier level Crossing Locally monitored by train crew
BLW — Baldwin Locomotive Works
PLGS — Position Light Ground Signal
ANBX — Anbel Corporation
SBK — South Brooklyn Railway Company
FIO — For Information Only
SPI — Safety Performance Indicator
CTR3 — Channel Tunnel Route 3
LOA — Limit of Authority
PI — Paducah & Illinois Railroad
CCI — Confirmation of Client's Instruction
RIC — Regolamento Internazionale Carrozze
SLRR — St. Lawrence & Raquette River Railroad
KIWIRAIL — Kiwi Rail
DNC — Declared Non–Compliance
PICOP — Person In Charge Of Possession
EE&CS — Electrical Engineering & Control Systems
RAYO — Rayonier
NRES — National Rail Enquiry Service
EG — Executive Grade: old style executive job grading system
SSSI — Site of Special Scientific Interest
GA — Georgia Railroad
EV — Everett Railroad
TRTS — Train Ready To Start indicator
AAR — American Association of Railroads
S&SD — Railtrack's Safety and Standards Directorate
EPRY — East Penn Railway
GTR — Great River Railroad
GMTX — GATX Rail Locomotive Group
OLE — Overhead Line Equipment
LNER — London and North Eastern Railway
ACL — Atlantic Coast Line Railroad
DCA — Data Concentrator Appreciation
DPL — Down Passenger Loop
EJR — East Jersey Railroad and Terminal
ACTO — Association of Charter Train Operators
CWR — CWR Incorporated
PMUX — Panel Multiplexer

ABB — Akron and Barberton Belt Railroad Company
SLW — Single Line Working
W/S — Work Station
JSRC — Jackson and Southern Railroad Company
SGVY — Saginaw Valley Railway Company Incorpora
EN — ESQUIMALT & NANAIMO
NTO — National Training Organisation
URFD — Ultrasonic Rail Flaw Detection
NORTA — New Orleans Regional Transit Authority
CHB — Cleveland Harbor Belt
CPMT — Central Project Management Team
AMU — Access Management Unit
CDNP — Cheques Drawn Not Presented
MSP — Measured Shovel Packing
MTRT — Matisa Track Recording Trolley
HTS — High Tensile Steel
WSP — Wheel Slip Protection
SWGX — Southwest Georgia Railroad Excursion Authority/Sam Shortline Excursion Train
CIÉ — Corás Iompair Éireann
UTX — Under Track Crossing
DH — Delaware and Hudson
SCAX — Southern California Regional Rail Authority
FMEA — Failure Mode and Effect Analysis
GWT — Great Western Trains
JLE — Jubilee Line Extension
APTIS — All Purpose Ticket Issuing System
IMECHE — Institution of Mechanical Engineers
D&H — Delaware and Hudson railroad
JS2 — advanced signalling cable jointing and testing
RITS — Rail Infrastructure Transport System
VFN — Valuation Field Notes
LOSX — Locomotive Specialists, Inc.
RITC — Railway Industry Training Council
OHNS — OverHead Line Neutral Section
IMR — Interlocking Machine Room
B&O — Baltimore and Ohio railroad
SRT — Sectional Running Time
REB — Relocatable Equipment Building
BMS — Berlin Mills Railway
ATOC — Association of Train Operating Companies
RGSP — Railway Group Safety Plan
AGILIS — agilis Verkehrsgesellschaft
WYPTA — West Yorkshire Passenger Transport Authority
CRR — Competition and Regulatory Reviews
CIM — Chicago & Illinois Midland
TP&SN — Three Phase and Switched Neutral
UTLX — Union Tank Car Company
RWY — Railway
GRIP — Guide to Railway Investment Projects
CRS — Computerised Reservation System

ROW — Renewal Of Way
OCL — Operational Communications Link
W&N — Wharton and Northern railroad
CGW — Chicago Great Western Railway
EARY — Eastern Alabama Railway
PPG — Planning Policy Guidance notes
AEM — Area Environmental Manager
CSN — Companhia Siderúrgica Nacional
MCRR — Monongahela Connecting RR Company
FNW — First North Western
ROSIN — Railway Open System Interconnection Network
SPCC — Southern Peru Copper Corporation
LRV — Light-Rail Vehicle
RAFS — Rail Freight Billing System
SPAD — Signal Passed At Danger
ASLEF — Associated Society of Locomotive Engineers and Firemen
RSSB — Rail Safety and Standards Board
CI — Contract Instruction
ARTP — Association of Rail Training Providers
PSB — Power Signal Box
CG — Central of Georgia Railway
OCTR — Octoraro Railway Incorporated
ESI — electricity supply industry
PIXC — Passengers in Excess of Capacity
KOT — Kentucky-Ohio Transportation Co
BM — Boston and Maine Railroad Corporation
NEG — National Express Group
CORP — Central Oregon & Pacific Railroad
ARPS — Association of Railway Preservation Societies
EOTD — End of Train Device
CPMG — Company Performance Management Group
OTW — One Train Working
ACCOLC — Access Overload Control
AEPX — American Electric Power Service
ACI — Allied Continental Intermodal
EN — Euro Norm
EACH — East Camden and Highland Railroad
MFCC — M. F. Coffman Collection
COI — Confirmation Of verbal Instruction
LEB — London Electricity Board
DEMU — Diesel-Electric Multiple Unit
CRI&P — Chicago, Rock Island and Pacific railroad
POMG — Police Incident Office
SN — Sacramento Northern Railway
BTOG — British Transport Officers Guild
LCAMS — Low Carbon Austenitic Manganese Steel
USAF — U.S. Air Force
CE — Contract Engineer
SSOR — Sisseton Southern Railway Company
EM — Edgemoor & Manetta Railway

LC — Level Crossing
SP&SN — Single Phase and Switched Neutral
DEP — Designated Earth Point
RIPM — Railtrack Investment Prioritisation Model
CGIX — Collingwood
GNWR — Genesee and Wyoming Railroad Company
KWT — Kwt Railway, Inc.
TRU — Track Recording Unit
BMWE — Brotherhood of Maintenance of Way Employees
CCU — Core Control Unit
KSRY — Kosciusko and Southwestern Railway
MNCR — Metro North Commuter Railway
AVACS — Aire VAlley Control System
BAR — Bangor and Aroostook
CGRX — Consolidated Grain and Barge Company
ETE — Electrical Traction Engineers
FDC — Financial Data Control
MPRX — Motive Power & Equipment Solutions, Inc.
SWRX — Southwind Shortline Railroad Co
BRSA — British Rail Staff Association
AFLR — Alabama & Florida RR
SNCB — Société Nationale des Chemins de fer Belges
CO — Chesapeake and Ohio railroad
ACIO — Assistant Chief Inspecting Officer
SMG — Systems Management Group
CCT — Central California Traction Company
ENGLEWOOD — Englewood Railway
BRIS — British Rail Infrastructure Services
RHA — Road Haulage Association
EFRX — Eastside Freight Railroad
ETCS — European Train Control System
SDNX — Coaster
EIRC — Eastern Illinois Railroad Company
PAL — Paducah and Louisville
CIS — Customer Information System
OMLX — OmniTRAX Leasing Limited
AVR — Allegheny Valley Railroad
GLW — Gross Laden Weight
DH — Delaware and Hudson Railroad
SMTH — Signal Maintenance Tester's Handbook
PLMX — CIT Group/Capital Finance, Inc
AHBC — Automatic Half Barrier Crossing
NPBL — Norfolk and Portsmouth Belt Line
CD — Ceske Drahy
CRIX — Citicorp Railmark, Inc.
ACWP — AccuracyActual Cost of Work Performed
SWTH — Signalling Works Testing Handbook
AFRR — Amador Foothills Railroad
KDC — key distribution centre
IECC — Integrated Electronic Control Centre

CBS — Contract Breakdown Structure
CUOH — Columbus and Ohio River Railroad Company
NTBEP — Not to Be Exceeded Price
RPPS — Rail Passenger Partnership Scheme
CERT — City of Edinburgh Rapid Transport
FB — Flat Bottom Rail
RLE — Rail Link Engineering
MQT — Marquette Rail
PABS — Passenger track Access Billing System
SSR — Super Saver Return
SWELTRAC — South West London Transport Conference
PRI — Preliminary Routing Indicator
ADD — Automatic Dropping Device
FEC — Florida East Coast
TE — Tacoma Eastern Railway Company
EFC — Estrada de Ferro Carajas
RIDRR — Railway Industry Dispute Resolution Rules
JN — Junction
DGL — Down Goods Loop
DPPP — Draft Period Possession Plan
ETL — Essex Terminal Railway Company
WTT — Working Time Table
OPU — Operational Planning Unit
R/G — level crossing with miniature Red & Green warning lights
RUCC — Rail Users' Consultative Committee
AMTK — Amtrak
OROR — Outside Rules Of the Route
COMPASS — COMbined Performance And Safety System
LHR — Lehigh and Hudson River
SSHA — Subsystem Hazard Analysis
AP TDM — Accounts Payable Electronics, Time Division Multiplex
FDP — Ferrocarril de Panama
MZSA — Midland Zone Sponsors Agent
SFO — Senior Fire Officer
WLE — Wheeling and Lake Erie Railway Company
VLIX — Vintage Locomotives Inc
IERS — International Environmental Rating System
FWWR — Fort Worth and Western Railroad
MC1 — Maine Coast
ATS — Aviation Technical Services (SPAWAR, US Navy)
GSPP — General Specification for Possession Planning
FCCM — Compania de Ferrocarriles Chiapas Mayab, SA de CV
P&E — Plant and Equipment
AKS — AK Steel Holding Corporation
CPEF — Companhia Paulista de Estradas de Ferro
WMPTE — West Midlands Passenger Transport Executive
RTHQ — RailTrack HeadquartersRailCons
BKRR — Batten Kill Railroad
CPTM — Companhia Paulista de Trens Metropolitanos
ABC — Automatic Ballast Cleaner

SWOT — Strengths, Weaknesses, Opportunities and Threats analysis
MML — Midland Main Line
NECR — New England Central Railway
LVRM — Lehigh Valley Rail Management
TRS — Train Ready to Start
BCG — Buffalo Creek & Gauley Railroad
FHIX — Fruit Growers Express
WABL — Wabush Lake railway
GP — General Purpose
ALL — America Latina Logistica
LLPX — Locomotive Leasing Partners
FTRL — Foster Townsend Rail Logistics
BFC — Bellefonte Central Railroad
CCF — Control Centre of the Future
EBS — Emergency Bypass Switch
CA — Chesapeake & Albemarle
ROAD — Railway jargon for railway line
COBA — Cost Benefit Analysis
WJRR — West Jersey Railroad
APRR — Albany Port Railroad
SSN–FTA — Subsystem Fault Tree Analysis
LPC — Louisiana Paving Corp
AVL — Aroostook Valley Railroad Company
NP — Northern Pacific Railway
MAA — Magma Arizona Railroad Company
ESLJ — East St. Louis Junction Railroad
WOHO — Wabash and Ohio Railroad
WRA — Western Railway of Alabama
ICMU — Interference Current Monitoring Unit
IDMS — Integrated Document Management System
DCTA — Denton County Transportation Authority
FMES — Fixed and Mobile Equipment Supply
UIC — Union Internationale des Chemin
EWS — English Welsh and Scottish railway
CARX — Caliber Auto Transfer
CLCO — Claremont & Concord
ATLT — Austin Todd and Ladd Railroad Company
WAB — Wabash Railroad
ECTB — East Chattanooga Belt Railway Company
MCSA — Moscow, Camden, and San Augustine Railroad
KW — Keota & Washington RR
WYCO — Wyoming and Colorado Railroad
PJR — Port Jersey Railroad
ISO — International Standards Organisation
BLE — Bessemer and Lake Erie
IA — Implementation Authority
LHR — Lehigh and Hudson River Railway
NHCR — New Hampshire Central Railroad
DLR — Docklands Light Railway
MOS — Motor Operated Switch

DNE — Duluth and Northeastern Railroad Company
VECX — VeraSun Energy
RCF — Rolling Contact Fatigue
CRR — Clinchfield Railroad
DOO(P) — Driver Only Operation Passenger
TPH — Trains per Hour
BABT — British Approved Board for Telecommunications
CTL — Combined Transport Limited
LPN — Longview, Portland & Northern
EUROSPIN — European Seamless Passenger Information Network
NBEC — New Brunswick East Coast Railway Company Incorporated
LRCX — Livingston Rebuild Center
LNAL — Louisville New Albany and Corydon Railroad
BCWS — Budgeted Cost of Work Scheduled
LAWS — Low Adhesion Warning System
BB — Buildings and Bridges
SBD — Seaboard System Railroad
DOE — Department of the Environment (Canada)
POA — Payment On Account
TTC — Toronto Transit Corporation
MTR — Mass Transit Railway
CEDG — Civil Engineering Design Group
TMD — Traction Maintenance Depot
DAPP — Draft Annual Possession Plan
DESX — DIESEL ELECTRIC SERVICES
AB — Absolute Block
QC — Quebec Central
FE — Foundation Electronics
RSL — Rolling Stock Library
CFMG — Chemin de Fer de LA Matapedia et du Golfe Inc.
PDRR — Pee Dee River RR
IRSE — Institution of Railway Signal Engineers
QCM — Chemin de fer Cartier
BBRR — Balfour Beatty Rail Renewals
GBRY — Gettysburg Railway
PTC — Philadelphia Transportation Company
VOL. — volume
HIRR — Hainesport Industrial Railroad
NUCX — Nucor Steel Crawfordsville
ITPM — IT Process Model
YST — Youngstown Sheet and Tube
BCR — Bay Coast Railroad
BRT — British Rail Telecommunications
BS&TE — Business Signal & Telecommunications Engineer
TSBY — Great Lakes Central Railroad
OHLE — Overhead Line Equipment
GCSR — Gulf, Colorado, and San Saba Railway
FGER — Fruit Growers Express Company
HFDG — Human Factors Development Group
TD–D — Data Course (Training)

DOO(NP) — Driver Only Operation Non Passenger
FTRX — Foster Townsend Rail Logistics
EPTC — East Portland Traction
RPM — Route Performance Manager
SCUK — Signalling Controls Uk Ltd
BEDT — Brooklyn East District Terminal
NPR — Northern Plains Railroad Incorporated
ACJR — Ashtabula Carson Jefferson Railroad Company
APP — Annual Possession Plan
CNUR — C and NC Railroad Corporation
VBR — Virginia Blue Ridge Railway
PIDS — Passenger Information Display System
TCT — Texas City Terminal Railway Company
RMPD — Route Modernisation Product Delivery
GC — Georgia Central Railway
AKM — American Kraft Mills
VSO — Valdosta Southern Railroad
FCA — Ferrovia Centro Atlantica
SPWEE — Safety Procedures for Working on Electrical Equipment
OJEC — Official Journal of the European Community
GNER — Great North Eastern Railway
CSL — Chicago Short Line Railway Company
ILSX — Independent Locomotive Service
DMIR — Duluth, Missabe and Iron Range
MAFF — Ministry of Agriculture, Fisheries & Food
HE — Hollis and Eastern Railroad Company
FDDB — Fibre Distributed Database
MHSW — Management of Health & Safety at Work Regulations 1992
RBRX — RB Railway Group
BH — Bath and Hammondsport Railroad
MB — Level crossing with Manually lifting Barriers
APD — Albany Port District
PPM — Planned Preventative Maintenance
KSW — Kansas Southwestern Railway
ITC — Illinois Terminal Railroad
ATR — Automatic Train Regulation
CV — CENTRAL VERMONT PUBLIC SERVICE CORP.
TRB — Transportation Research Board
EC4T — Electric Current for Traction
DLCX — Diesel Locomotive Co LLC
WYPTE — West Yorkshire Passenger Transport Executive
SSIC — Solid State Interlocking Controller
PIP — Property Investment Panel
GW — Great Western Bank
MMC — Monopolies and Mergers Commission
OPS — Outline Project Specification
IP — Investment Proposal
MCTA — Minnesota Central Railroad Company
FCM — Ferrocarriles Nacionales de Mexico
JKL — J.K. Line Incorporated

QNSL — Quebec North Shore and Labrador Railway
MNCW — Metro-North Commuter Railroad
TGV — Train à Grande Vitesse
AWS — Auxiliary Wayside System
CNL — Columbia Newberry and Laurens
JCAC — Johnson County Airport Commission
USRA — United States Railway Association
DETP — Detailed Engineering Train Plan
PWI — Permanent Way Institution
ETD — National Extension Trunk Dialling
TIT — Texas International Terminals
NCC — National Control Centre
BST — Basic Signalling Technology
HMFI — Her Majesty's Factory Inspectorate
ANY — Athabasca Northern Railway
CIRY — Central Illinois Railroad Company
CTC — Centralised Traffic Control
GNRR — Georgia Northeastern Railroad
TSWR — Toppenish, Simcoe & Western Railroad
BP — Brake Pipe
TOWS — Train Operated Warning System
DVR — Devco Railway Cape Breton Development Corporation now Sydney Coal Railway
TIIS — Train Infrastructure Interface Specification
KNOR — Klamath Northern Railway
TDA — TRUST Delay Attribution
TMD — Train Mass Detectors
APT — Advanced Passenger Train
CEDAC — Civil Engineering Design And Construction
LCM — Lake Champlain and Moriah
TRACA — Track Condition Assessment
EL — Erie Lackawanna Railway
EFA — Estrada de Ferro Amapa
ESM — Engineering Safety Management
BRR — British Rail Research
RAMS — Reliability, Availability, Maintainability and Safety
AMWX — AMERICA MOTIVE POWER, INC
HQ — Head Quarters
OCR — Ottawa Central Railway
LRM — Layout Risk Model
EPB — Electro Pneumatic Brake
PC — Penn Central railroad
ATIX — Alstom Transportation Incorporated
CT — Central Trains
GAAB — Georgia and Alabama Division South Carolina Central Railroad
TO — Team Organiser
RSC — Railway Safety Case
DRIR — Denver Rock Island Railroad
ROTR — Rules of the Route
FGLK — Finger Lakes Railway
LTEX — Larry's Truck Electric

LMSX — Locomotive Management Services
SSRB — Special Speed Restriction Board
SLQ — St. Lawrence and Atlantic Railroad
LN — Louisville and Nashville
CAG — Contract Approval Group
SSR — Railway Service Contractors
ER — Erie Railroad
EWD — Each Week Day
SCL — Seaboard Coast Line Railroad
LIRR — Long Island Railroad
ADG — Area Delivery Group
CRA — Call Routing Apparatus
BTCO — Boston Terminal Company
LWR — Long Welded Rail
FXE — Ferromex
GRYR — Grenada Railway
FF — File Folder
BRI — British Rail International
LWVX — Lake Shore Railway Association Inc.
SIGTAN — SIGnalling equipment Technical Advice Notice
RIC — Rail Incident Commander
SNCF — Société Nationale des Chemins de Fer Français
CAMPS — Computer Assisted Maintenance Planning System
IVPS — Intermediate Voltage Power Supply
SQE — Safety Quality and Environment
PDAC — Performance Data Accuracy Code
AOCR — Automatic Open level Crossing Remotely monitored
NH — New York, New Haven and Hartford Railroad
ZOC — Zone Operational Control
REA — Railway Express Agency Corporation
TIC — Technical Investigation Centre
NPMEA — National Planning Manager, Engineering Access
SLGW — Salt Lake, Garfield, and Western Railway Company
TPWS–E — Train Protection and Warning System based on Euro–balise technology
CANX — CANAC International Incorporation
E&G — Edinburgh to Glasgow line
CSR — Cab Secure Radio
ELR — Engineers Line Reference
HMRI — Her Majesty's Railway Inspectorate
PT&R — Promotion Transfer and Redundancy
AB — Akron and Barberton Cluster Railway Company
CMO — Chicago, St Paul, Minneapolis and Omaha
PRTD — Portland Traction
NDA — Not Described Alarm
EAWA — Electricity at Work Act
FIBU — FIfty hertz Booster Unit
MDOT — Maryland DOT
JTCO — Jacksonville Terminal Company
TKEN — Tennken Railroad Company Incorporated
RUPP — Road Used As A Public Path

DCIO — Deputy Chief Inspecting Officer
SSIDWS — Solid State Interlocking Design WorkstationS
ZTE — Zone Telecommunications Engineer
BCC — Banking Control Account
ECR — Euro Cargo Rail
TQ — Technical Query
DMCI — Des Moines & Central Iowa RR
RUT — Vermont Railway Incorporated
MTCO — Macon Terminal Company
ICAEW — Institute of Chartered Accountants of England and Wales
EQAP — EQuipment APpreciation
FNTX — Ferronet Sa De Cv
GMR — Georgia Midland Railroad
AERC — Albany and Eastern Railroad Company
RMS — Risk Management System
DV — Delaware Valley Railway Company
APM — Area Production Manager
DAB — Departmental Advice Blue
ESNA — Eureka Springs and North Arkansas
P — Programme
GCFX — Alstom Canada Transport
PROCSYS — Procurement Control
OOU — Out of Use
RCH — Railway Convalescent Home
BRIMS — British Rail Incident Monitoring System
OURD — Ogden Union Railway and Depot Company
CER — Change En Route
RCM(2) — Remote Condition Monitoring
DRA — Driver Reminder Appliance
HS — H and S Railroad Company
ECBR — East Cooper and Berkeley Railroad Company
MSTL — Minneapolis & St. Louis
BLOL — Bloomer Shippers Connecting Railroad Co.
CDM — Control Duty Manager
MKNR — Mackenzie Northern Railway
PSR — Passenger Service Requirement
RESX — Rescar, Inc.
VULX — Vulcan Materials Company
PHLX — Parrish & Heimbecker Limited
NRLS — Network Rail Line Standards
ETR — Electronic Train Recording
MKT — Missouri-Kansas-Texas Railroad
CSAC — Candidate Special Area of Conservation
LOS — Limit Of Shunt indicator
JEFW — Jefferson Warrior Railroad Company
CDR — Cheap Day Return
NEZP — Nezperce Railroad
TGV — Train a Grande Vitesse
DO — Delaware Otsego
HGK — Hafen und Gueterverkehr Koeln

BRG — Business Review Group
BRBS — British Rail Business Systems
HOBC — High Output Ballast Cleaner
NRA — National Rail Academy
SOO — Soo Line Railroad
MEP — Member of European Parliament
ACORP — Association of Community Rail Partnerships
DB — Deutsche Bahn
ROCK — Chicago, Rock Island and Pacific Railroad
NPM — National Procurement Manager
CTRW — Carlton Trail Railway Company
DDI — Design Development and Implementation
WCML — West Coast Main Line
ECML — East Coast Main Line
AMS — Austenitic Manganese Steel
CMGN — Central Michigan RR
ARI — Alphanumeric Route Indicator
MS — Michigan Shore Railroad Incorporated
I/L — InterLocking
WAR — Warrenton Railroad Company
GWML — Great Western Main Line
BMRR — Beech Mountain Railroad
OCRR — Ottawa Central Railway
BBRM — Balfour Beatty Rail Maintenance Limited
KNRY — Korean National Railways
CDMA — Collision Detection Multiple Access
PEARS — Paladin data Extract And Recording System
DPA — Delegated Procurement Authority
EPD — Engineering and Production Directorate
KFR — Kettle Falls International railway
NEKM — Northeast Kansas & Missouri
AUG — Augusta Railroad
BRT — Brotherhood of Railroad Trainmen
CAE — Chicago Aurora and Elgin
WSS — Winston-Salem Southbound Railway Company
EEC — East Erie Commercial Railroad
PON — Periodical Operating Notice
NSL — St. Lawrence and Raquette River Railroad
LI — Long Island Rail Road Company
CO — Chesapeake & Ohio
RHT — Railway Heritage Trust
CESM — Civil Engineering Safety Manual
FA — Fixed Assets
MDRY — Midland Railway Historical Association
LNER — London North Eastern Railway
GOB — Gospel Oak to Barking line
CENELEC — European Committee for Electrotechnical Standardisation
MNBR — M and B Railroad LLC
EIRENE — European Integrated railways Radio Enhanced NEtwork
PM — Production Manager

CRG — Commercial Review Group
PSAP — Puget Sound and Pacific Railroad Company
PWRA — Private Wagon owners Registration Agreement
SIN — Special Instruction Notice
FOU — Freight Operating Unit
NYI — No Year Indicated
SDIV — San Diego and Imperial Valley Railroad
LGV — Ligne Grande Vitesse
FIRR — Flats Industrial Railroad
RGS — Railway Group Standard
GCW — Garden City Western Railway Company
ZWSX — Zanesville & Western
CTR — cost time resource
EJS — East Jordan & Southern Railroad
ICDB — Industry Capacity DataBase
EUKL — Eurostar (UK) Ltd
PTRR — Port Townsend Railroad Incorporated
EMD — Electro-Motive Division of General Motors
WAGN — West Anglia Great Northern
B&H — Bath and Hammondsport railroad
NY&NJ — New Jersey and New York railroad
RSP — Roscoe Snyder and Pacific Railway
PVRR — Pioneer Valley Railroad Company Incorporated
NPPR — Nez Perce-Pomeroy RR Co
AWE — Advance Warning Estimates
ABP — Aberdeen & Briar Patch
NFPA — National Fire Prevention Association
LRS — Laurinburg and Southern
TZPR — Tazewell and Peoria Railroad
IR — Ingersoll-Rand Company
MRP — Management Reporting Pack
MPEX — Motive Power Industries
BRTC — Brotherhood of Railroad Trainmen Sub-Collection
COE — Colorado & Eastern
CVL — CUYHOGA VALLEY LINE RAILROAD
LDG — List of Dangerous Goods
CQPA — Central Columbiana & Pennsylvania RR
BOP — Booking On Point
NBX — Not Boxed
FRA — Fixed Rate Agreement
TMBL — Tacoma Municipal Belt Line Railway
USAX — United States Army
GENIUS — GEmini for Non Integrating Unit Stock
JTPX — Joseph Transportation, Inc.
RSAB — Rolling Stock Acceptance Board
MWLX — Midwest Locomotive Works
ADRC — Access Dispute Resolution Committee
TPO — Travelling Post Office
NRM — National Railway Museum
CPRR — Central Pacific Railroad

WRCC — Wyoming Railcar
PRSL — Pennsylvania Reading Seashore Lines
CPST — Central Project Sponsor's Team
HW–POINT — Particular type of point with electricmotor drive
WYS — Wyandotte Southern Railroad Company
POHC — Pittsburgh & Ohio Central
IOCR — Indiana & Ohio Central Railroad
TPS — Traction Power Supply
T/T — Telephone and Telegraph
TUPE — Transfer of Undertakings for Protection of Employment
TCN — Train Communications Network
NCB — nevada copper belt
NRS — National Railway Supplies, Ltd.
WTB — Wire Train Bus
CCPN — Corpus Christi Terminal Railroad
BPA — Business Planning Analysis
DAKR — Dakota Rail Incorporated
OPM — Operational Planning Manager
FCEN — Florida Central Railroad
APC — Automatic Power Control
LEN — Lake Erie and Northern Railway Company
CWP — Chicago West Pullman and Southern
PFPI — Process for Performance Improvement
DTMF — Dual Tone Multi-Frequency
ABC — Atlanta, Birmingham and Coast
LPA — Local Procurement Agent
ADMX — ADM Transportation Company
RPI — Revenue Protection Officer
LHRR — Longhorn Railroad
EDP — Electrification Distribution and Plant
TOU — Train Operating Unit
LLW — Lavacot Locomotive Works
CEMR — Central Manitoba Railway Incorporated
BZP — Bright Zinc Plating
TNM — Train Network Management
MNA — Missouri & Northern Arkansas
COT — Condition of Track
RRNE — Regional Railways North East
RSF — Right Side Failure
BDM — Business Development Manual
YAN — Yancy Railroad
B&M — Boston & Maine Railroad
PRYL — Port Royal Railroad
TSSU — Time Slot Sharing Unit
DPC — Data Protocol Converter
MRP — Monthly Reporting Pack
PUG — Passenger Up Grades
AGVX — Ag Valley Co-op
NCOK — North Central Oklahoma Railway
YB2 — Yellow Book issue 2

INLORS — INner London Orbital Route Strategy
TT — Toledo Terminal
RIA — Railway Industry Association
DVS — Delta Valley and Southern Railway Company
BSDA — Bi-State Development Agency
WPYR — White Pass & Yukon Route
GCRY — Grand Canyon Railway
WHPX — W.F. Hall Printing
SRY — Southern Railway of British Columbia
PRB — Personalised Rule Book
ELP — East London Partnership
ZCAM — Zonal Corporate Affairs Manager
EP — Electronic Principles
LXOH — Knoxville & Holston River Railroad
OHRY — Owego and Harford Railway Incorporated
APPX — Appalachian Railcar Services
DMN — Duluth Missabe and Northern Railway
CENTRO — Marketing name of West Midlands Passenger Transport Executive
CWL — Cornwall Railroad
TMR — Metropolitano Roca
ESPN — East Penn Railroad
GSWR — Georgia Southwestern Railroad
STLH — St Lawrence and Hudson
TOC — Test On Completion
FP — Flexibility Premium
LUN — Ludington and Northern Railway
MSEX — Tour Alaska Inc.Dba Princess Tour
TORUS — Transport Operations Rapid Update System
WEN — Weekly Engineering Notice
TN — Texas and Northern Railway Company
ROP — Rules of the Plan
ORRX — Oregon Department Of Transportation
TUPE — Transfer of Undertakings
BR — British Railways
DGI — Dangerous Goods Incident
EWS — English, Welsh & Scottish Railway Ltd
NYLEW — New York, Lake Erie and Western railroad
GDI — Graphical Data Interface
SSDC — Signalling Systems Direct Current
MIGN — Michigan Northern Railway
TNMR — Texas and New Mexico Railroad Company
KCT — Kansas City Terminal Railway
BNC — British National Connector
VSRR — Virginia Southern Railroad
NFM — National Fare Manual
GRN — Greenville and Northern
RPL — Rail Property Limited
DBSO — Driving Brake Second Open
RT1B — Railtrack Track Renewal Contract
CWM — Carriage Washing Machine

ZFC — Zone Freight Controller
BHP — BHP Nevada Railroad Company
NYSW — New York Susquehanna and Western
TIC — Track Inspection Coach
IMC — Infrastructure Maintenance Company
DAKS — Dakota Short Line
EDW — El Dorado and Wesson Railway Company
ICG — Illinois Central Gulf
EIRR — Eastern Idaho Railroad Incorporated
USRA — United States Railroad Administration
PROMISE — Planning and ResOurces MonItoring SystEm
ZIAR — Zone Infrastructure Asset Register
SSIDES — Solid State Interlocking Design
RLGX — Rail Logix, LLC
LS — Lehigh and Susquehanna railroad
HSTRC — High Speed Track Recording Coach
RSC — Railway Skills Council
PLBX — Palmetto Brick
LIFT — London International Freight Terminal
EFCB — Estrada de Ferro Central do Brasil
MIRS — Mare Island Rail Service
BEEM — Beech Mountain Railroad Corporation
CCO — Clinchfield Railroad Company
P3 — Primavera Project Planner
VC — Virginia Central Railway
RTPI — Real Time Passenger Information system
ATR — Automatic Train Reporting
SAM — Switch Activating Mechanism
ITCO — Intracoastal Terminal Co
NN — Northern Nevada Railroad Corporation
PH — Professional Head
NYNH&H — New York, New Haven and Hartford railway
GUV — General Utility Van
EHD — East Ham Depot
ACY — Akron, Canton and Youngstown
PLAX — PORT OF LOS ANGELES
QCR — Quebec Central Railway
CAMS — Cost Allocation Management System
JCT — Joint Construction Trades
WVRC — WABASH VALLEY RAILROAD CO.
DCM — Duty Contracts Manager
LV — LiVerpool Street
EFRTC — European Federation of Railway Trackwork Contractors
SFG — Societe du Chemin de Fer de la Gaspesie
PGC — Producers Grain Corporation
DML — Down Main Line
ZPAM — Zonal Public Affairs Manager
LWRT — Long Welded Rail Train
NPS — National Payroll System
MNVA — Minnesota Valley Transportation Company

GASX — Gerdau Ameristeel
LLPA — Long Lead Public Address
CSM — Commercial Services Manager
BCSR — Buckeye Central Scenic Railroad
HTW — Hoosac Tunnel and Wilmington
SILX — S&I LOCOMOTIVE SERVICES, INC.
ARS — Automatic Route Setting
AHB — Automatic Half Barrier level crossing
MLRI — Multi–Lamp Route Indicator
DPPP — Disabled Peoples Protection Policy
FCRD — First Coast Railway
SMW — St Marys Railway West LLC
ELGX — Trains Touristiques De Chaudiere-Appalaches
BR — Buffalo and Pittsburgh
ATB — Automatic Ticket Barrier
GWR — Great Western Railway Company
DKPX — Duke Power Company
ESR — Emergency Speed Restriction
RSTL — Rail Staff Travel Ltd
AEE — American European Express
HLGX — Helm Financial Corporation
IMU — Infrastructure Maintenance Unit
PPU — Tazewell & Peoria Railroad
GFRR — Georgia and Florida RailNet
PWSX — Power Source Supply Inc
L/H — Leasehold
FTA — Fault Tree AnalysisUoS
JJRR — J and J Railroad
LAJ — Los Angeles Junction Railway
CPD — Capital Programmes Directorate
SSIHA — SubSystem Interface Hazard Analysis
EROS — Emergency Restriction Of Speed
CSA — Cross–Sectional Area
GECX — General Electric Company
NHVR — New Hope Valley Railroad
JRWX — Johnson Rail Services
DPC — Development Planning Centre
RA — Reporting Accountant
PBRTC — Permian Basin Regional Training Center
EFE — Electrification Fixed Equipment
RE&TD — Real Estate and Tax Department
BMRG — Blue Mountain and Reading
NJDOT — New Jersey Department of Transportation
DIADS — Diagram Input And Distribution System
BMIS — Business Management Information System
TEXC — Texas Central Railroad Company
SPC — Senior Production Controller
LOAM — Lousiana Midland
DMU — Diesel Multiple Unit
DODX — United States Department of Defense

SPARESCO — Spare part company
WCTU — White City Terminal & Utility
RCL — Railway Claims Ltd
SIRR — Southern Industrial Railroad
RSSX — Rail Switching Service
PWMA — Permanent Way Maintenance Assistant
TRU — Infrastructure track Renewal Unit
R&R — Rationalisation and Resignalling
MPD — Major Projects Division
BNML — Burlington Northern Manitoba Limited
G&SW — Glasgow and South West line
NYOW — New York, Ontario and Western Railway
NPC — NORTH PACIFIC COAST
BDLX — Big Dog Lines
JXPT — Jaxport Treminal
EAZIAL — Easy Access Zonal Infrastructure Asset Log
SKOL — South Kansas and Oklahoma
ERES — Erie Western
SPTA — Strathclyde Passenger Transport Authority
INPR — Idaho Northern & Pacific Railroad
WGCR — Wiregrass Central Railroad. Incorporated
SCW — Safety Critical Work
VWL — Vancouver Wharves Limited
TIC — Tester In Charge
CVRY — Caddo Valley Railroad Company
DB — Deutsche Bundesbahn, German State Railways
MCB — Manually Controlled Barrier
LKRR — Little Kanawha River Rail Incorporated
FCMR — Fort Collins Municipal Railway
CIL — Chicago Indianapolis and Louisville
DDN — Dispatcher's Daily Notes
SFLR — Shore Fast Line Incorporated
EVWR — Evansville Western Railroad Inc
BMH — Beaufort and Morehead Railroad Co
FRDN — H and S Railroad Company Incorporated
QC — Quebec Central Railway
ERIE — Erie Railroad
HSTR — High Speed Track Recording
LUL — London Underground Ltd
MEC — Maine Central Railroad
ECR — Evaluation of Change Request
C&E — Chicago and Erie Railroad
TCF — Track Circuit Failure
ATT — Active Tilting Train
GEOGIS — GEOGraphic Information System
TOPS — Total Operations Processing System
CATX — General American Marks Company
SRP — Statutory Reporting Pack
ECC — English China Clays
MEF — Modern Equivalent Form

IMACS — Inventory Management Accounting and Control System
TCI — Transportation Consultants International
HOP — Head Of Projects
CPCX — Chevron Phillips Chemical Company
TDS — Train Dispatcher Sheets
MTP — Mode of Travel Priority
FBMIS — Finance and Business Management Information System
NRNJ — Northern railroad of New Jersey
SC — Signalling Centre
MARC — Maryland Transit Administration
ATTA — Automatic Track Top and Alignment
OTSX — On Track Rail Services
KCPS — Kansas City Public Service
BLMR — Blue Mountain Railroad
PRWX — Railway Entertainment Services Inc.
SFEX — New Brunswick East Coast Railway
ABLX — American Refrigerator Transit Company
ATT — Advanced Tilting Train
WR SSTD — Western Region Solid State Train Describer
PROMPT — PRiority On Managing Performance Trends
PEARLS — Personnel Enquiries and Administration Recording Local System
TRB — Train Recording Book
NRG — National Records Group
RPI — Revenue Protection Inspector
TEB — Telephone Enquiry Bureau
TWS — Tax Work Sheets
PAL — Property Action Line
FRAME — Fault Reporting And Monitoring Equipment
RIV — Regolamento Internazionale Vagoni
PNRX — Pittsburgh Naval Reactors Office
RJIS — Rail Journey Information System
VPF — Value of Preventing a Fatality criterion
JVRR — Juniata Valley Railroad Company
PRL — Penn Eastern Rail Lines Incorporated
CBQ — Chicago, Burlington, & Quincy Railroad
OPT — Orange Port Terminal Railway
NYNHH — New York, New Haven and Hartford railway
SCM — Senior Contracts Manager
AF — Auxiliary Feeder
TPLX — The Pacific Lumber Co
RID — Regulations governing International carriage of Dangerous goods by rail
NZR — New Zealand Railways
SOPOR — Societe du Port Ferroviaire de Baie-Comeau Haute-Rive
AOK — Arkansas-Oklahoma Railroad
EMRY — Eastern Maine Railway Company
UPY — Union Pacific Yard
DFL — Down Fast Line
SRP — System Review Panel
VCB — Vacuum Circuit Breaker
EMU — Electric Multiple Unit

IMRL — I&M Rail Link
SWP — Southwest Pennsylvania Railroad
TIRE — Ticketing Incentive REgime
IA — Investment Authority
GL — Goods Line
MBTA — Massachusetts Bay Transit Authority
EAZ — East Anglia Zone
GTD — Group Tax Department
SAL — Seaboard Air Line Railway
UGL — Up Goods Line
DLWR — Depew Lancaster and Western Railroad Com
CRIP — Chicago Rock Island & Pacific
C/E — Country End
HVI — High Voltage Impulse
ME — Morristown & Erie Railroad
FPL — Facing Point Lock
E&P — Engineering and Production
DCP — Designated Competent Person
ENR — E and N Railway Company Limited
BHRR — Birmingham Terminal Railway
DMMU — Diesel Mechanical Multiple Unit
N&W — Norfolk and Western railway
ZIP — Zone Investment Panel
MRT — Minimum Rail Temperature
PWS — Permanent Way Supervisor
ROTP — Rules of the Plan
GMRY — Great Miami and Scioto Railway
LCU — Local Control Unit
WCRC — Washington Central Railroad Corporation
IBT — International Bridge and Terminal Company
TPPP — Transport Policies and Programme Package
MOT — Marine Oil Transportation
SI — Spokane International Railroad Company
LIRC — Louisville & Indiana
IORPS — Integrated Operational Railway Planning System
GERY — Georgia & Eastern
CCUO — Chicago-Chemung Railroad Corporation
SOR — Southern Ontario Railway
CWC — Charleston and Western Carolina
L/S — Late Start
CDOT — Conneticut Department of Transportation
MNRR — Modoc Northern Railroad Company
IHRC — Indiana Hi Rail Corporation
DAPF — Document Amendment Proposal Form
HRT — Hartwell RR
DCP — Document Control Point
SWIFT — Structured What If Technique
GATX — General American Marks Company
MDC — Management Driven Change
ROA — Right On Arrival

TCA — Track Circuit Actuator
RR — Raritan River
CLSL — Columbia and Silver Creek Railroad
BRPX — Blue Ridge Paper
GTRM — GT Railway Maintenance
DRSX — DOT Rail Services
ETH — Electric Train Heating
DAIR — D and I Railroad Company
NTR — Mississippi Central Railroad Company
ALCO — American Locomotive Company
OLO — Ontario LOrignal Railway Incorporated
CRT — Construction Round Table
RT1A — Railtrack Infrastructure Maintenance Contract
SAA — Station Access Agreement
DDA — Design and Development Authority
PDM — Project Development Manager
CPMY — Coopersville & Marne Railway
JE — Joppa and Eastern Railroad Company
SMIC — Site Manager's Information Compendium
TOE — Texas Oklahoma and Eastern RR Company
JSOP — Joint Signing on Point
WAMX — Webb Asset Management
SSDK — Savannah State Docks Railroad Company
CADRS — CAD Railways Services
RDG — Reading Railroad
NAPS — National Accounts Payable System
TWA — Transport and Works Act
AWB — Advance Warning Board
NPCCS — Non Passenger Carrying Coaching Stock
CHTS — Penn Eastern Rail Lines Incorporated
IMP — Industrial Metals Processing
NWSW — Northwestern Steel and Wire Co.
TXL — TX Logistik AG Germany
HSTRT — High Speed Track Relaying Tin
AOCL — Automatic Open level Crossing Locally monitored by train crew
NEGS — New England Southern Railroad
TENS — Trans European Network Strategy
IFC — Infrastructure Fault Control
POM — Possession Optimisation Manager
CEGB — Central Electrictricity Generating Board
ZPUG — Zonal Possession User Group
ALKX — Airlake Terminal Railway Co.
GLC — Great Lakes Central Railroad
TDIX — Transdynamic Leasing
GANO — Georgia Northern Railway Company
KGBW — Kewaunee Green Bay and Western
VNCAB — Vehicle and Network Change Approvals Board
WAER — Wabash Erie
BPA — Business Planning Accountant
C2C — Acronym for London Tilbury and Southend lineRailCons

EM — Environmental Manager
CSC — Contractor's Safety Case
SOR — Standard Open Return
WTCX — Weyerhauser
ABCX — Alabama Byproducts Corporation
GETY — Gettysburg Railroad
ICC — Infrastructure Control Centre
SWGR — Seagraves Whiteface and Lubbock Railroad
STE — Stockton Terminal and Eastern RR
TS&I — Technical Services and Innovation
BSN — Bridge Strike Nominee
BT — Booster Transformer
CPA — COUDERSPORT & PORT ALLEGHENY RAILROAD
UB — UnderBridge
IAT — IOWA TRACTION RAILROAD CO
TXR — Texas Rock Crusher Railway Company
LFB — London Fire Brigade
DLW — Delaware Lackawanna and Western
VOBC — Vehicle OnBoard Control
CRC — Class Representative Committee
SRP — Safety Review Panel
MATT — Mattagami Railroad
PCY — Pittsburgh Chartiers and Youghiogheny
MCF — Microfilm Roll
DPL — Down Platform Line
RLHH — Southern Ontario Railway
AC&Y — Akron, Canton and Youngstown railroad
UEL — Up Electric Lane
OHK — Kruse Grain
SSM — Safety Strategy Manager
TP — Temporary Placement
FGE — First Great Eastern
NAP — Narragansett Pier Railroad Company
NHRR — New Hope and Ivyland Rail Road
BRP — Budget Reporting Pack
VPI — Vital Processor Interlocking
DOO — Driver Only Operation
AIP — Area Investment Panel
RSABGP — RSAB Group which provides support to RSAB and projects
OTM — On–Track Machine
COWD — Cost Of Work to Date
SJVR — San Joaquin Valley RR
PHRR — Port Harbor Railroad
EMLX — Electro-motive Leasing
FEPASA — Ferrovias Paulistas SA
ER — Eesti Raudtee
ACRC — Andalusia & Conecuh Railroad Company
PSO — Public Service Obligation
REPTA — Railway Employees Privilege Ticket Association
YB — Youngstown Belt Railroad Company

UFL — Up Fast Line
ITS — Infrastructure Testing Services
HRRC — Housatonic Railroad Company
F/H — FreeHold
QGRY — Quebec Gatineau Railway Incorporated
FRVR — Fox River Valley Railroad
RRCI — Redmont Railway Company Incorporated
CPW — CHICAGO, PEORIA & WESTERN RAILROAD CO.
NYLE — New York and Lake Erie Railroad Company
GNRTS — Greater Nottingham Rapid Transit System
TSNR — Tyson Railroad Incorporated
MMRR — Mid-Michigan Railroad Incorporated
ORN — Overlay Radio Network
CNRX — Canadian Northern Railway LLC
LRR — Little River Railroad
PUWER — Provision and Use of Workplace Equipment Regulations 1992
CHW — Chesapeake Western Railway
DMSS — Development Manager, Signalling Strategy
MOC — Missouri Central Railroad Company
SRCL — Southern Rails Cooperative
NYD — New York Dock Railway
XC — Cross-Country
PLRA — Private Locomotive Registration Agreement
RRRR — Raritan River railroad
PW — Parallel Wing
PAT — Performance Action Tracking
SIN — Special Inspection Notice
CCR — Corinth & Counce Railroad Company
WCRM — West Coast Route Modernisation
SDS — Signalman's Display System
AVB — Automatic Vacuum Brake
BPM — Business Process Manual
NMC — Network Management Centre
LTS — London, Tilbury and Southend Rail
SNR — Sunflour Railroad Incorporated
SIXX — 636 Leasing
WA — Washington & Atlanta Railroad
CAPS — Colchester Area Power Supplies
BAYL — Bay Line, LLC
YN — Youngstown and Northern
PCB — Petty Cash Book
HLCX — Helm Financial
PRSX — Progress Rail Services Corporation
NWR — Normal Working Resumed
HSM — Hand Signal Man
PICP — Pollution Incident Control Plan
PLS — Position Light Signal
EVR — Early Voluntary Retirement
CBRM — Chillicothe-Brunswick Rail Maintenance Authority
WHRC — Windsor and Hantsport Railway

RCE — Regional Civil Engineer
MSRC — Kansas City Southern Railway
NTN — National Teleprinter Network
TTC — Toronto Transit Comission
CHS — Charlotte Southern Railroad
DMVW — Dakota Missouri Valley and Western Railr
CA — Commercial Assistant
COPA — Control of Pollution Act 1974
TRUST — Train RUnning Systems on TOPS
TTI — Transkentucky Transportation
JSE — Janesville & Southeastern
RNCX — North Carolina Dept Of Transportation
CKRY — Central Kansas Railway Incorporated
AHQ — British Transport Police Area Headquarters
WARP — West Coast Advanced Recovery Reliability Programme
ACE — Area Civil Engineer
SPCX — Qwest Communications Corporation
L&B — Land and Buildings
NOLR — New Orleans Lower Coast Railroad Incorporation
IRRS — International Rail Road Systems, Inc.
JMHX — J. M. Huber Corporation
RICA — Regional Independent Commercial Auditor
FLR — Fife Lake Railway
CHGX — Chicago Gravel
BXN — Bauxite and Northern Railway Company
CTR1 — Channel Tunnel Route 1
TAA — Track Access Agreement
PE — Peoria & Eastern
AD&R — Asset Development and Renewal
BMS — Basic Mechanical Signalling
PS — Pittsburg and Shawmut Railroad Company
EMS — Environmental Management Statement
VCRR — Ventura County Railroad Company
L&S — Lehigh and Susquehanna railroad
ROM — Regional Operating Manager
ISAR — Information Systems Activity Request
PLW — PL and W Railroad Incorporated
GPR — General Purpose Relief
TOL — Train On Line
OKAN — Okanagan Valley Railway Company
ECR — Electrical Control Room
TAC — Telecomms Appreciation Course
FPE — Fairport, Painesville & Eastern R.R. Co
ATCO — Association of Transport Co-ordinating Offices
WTLR — West Texas and Lubbock Railroad Company
NSRC — North Stratford RR
MAEG — Maersk Sealand
CHTT — Chicago Heights Terminal Transfer Railroad
TXNW — Texas North Western Railway Company
KCCS — Kansas City Clinton & Springfield

CHALET — Casualties, Hazards, Access, Location, Emergency services and Time
ACTC — Atlantic City Transit Company
BDRV — Belvidere & Delaware Railroad
ADR — regulations concerning the International Carriage of Dangerous Goods by Road
CPPP — Confirmed Period Possession Plan
VS — V and S Railway Incorporated
NRA — National Rivers Authority
ARRC — Advanced Railway Research Centre
TBS — Transmission Based Signalling
MTR — Montour RR
KRT — Kanawah River Terminals
IGMX — Integrated Grain & Milling
SDR — Simplified Direct Reporting
PSRG — Project Strategy Review Group
RSBS — Railway Standard Building Specification
TPC — Train Performance Calculator
QRA — Quantified Risk Analysis
NRM — Nominated Responsible Manager
PSR — Permanent Speed Restriction
CVYR — Hargraves & McCrary, P.A.
PCHR — Port Colborne Harbour Railway
NYLB — New York and Long Branch Railroad Company
DCLR — Delaware Coast Line RR Co
TNO — Texas & New Orleans
MUNI — San Francisco Municipal Railway
WFE — Western Fruit Express
FTS — Failure to Stop
RR — Railroad Reporting
RRIP — Route Relay Interlocking Processor
CD — Close Doors platform indicator
FDEC — Ferrocariles de Cuba
ACM — Area Consents Manager
SSSH — Surrey Sussex & Southhampton
MTW — Marinette Tomahawk & Western
TTP — Time Table Processor
IS — Intermediate Signalling
UTCX — Union Tank Car Company
PIPS — Packaging and Investment Planning System
CHP — Ferrocarriles Nacionales de Mexico
LC — Line Clear
LSPD — Local Safety Policy Document
PMI — Project Manager's Instruction
TCM — Time Cycle Maintenance
WHOE — Walking Horse & Eastern
FRVT — Fore River Transportation Corporation
CWCY — Caldwell Country Railroad
BRUTE — British Railways Universal Trolley Equipment
WTRY — Wilmington Terminal Railroad Incorporated
BS SPEC — British Standards specification
ALM — Arkansas Louisiana and Mississippi Railr

SCT — Sioux City Terminal Railway
RIAC — Railway Industry Advisory Committee
WMP — Waste Management Plan
SRPTA — Technical Advisor nominated by SRP Secretariat
NWP — Northwestern Pacific Railroad Company
OPE — Oregon Pacific and Eastern
USS — U.S. Steel
SPT — Strathclyde Passenger Transport
DTS — Dynamic Track Stabiliser
GF — Ground Frame
BAWX — Babcox & Wilcox
PSCX — Public Service Of Colorado
WWR — Washington Western
ONCT — Ontario Central Railroad Corporation
FSRR — FerroSur
MDLE — Mount Dora & Lake Eustis Railway
R/T — Right Time
CCH — Cape Cod & Hyannis
HBL — Harbor Belt Line
OSRR — Ohio Southern Railroad Incorporated
RRW — Rockton Rion & Western
ELS — Escanaba and Lake Superior Railroad Comp
API — Applications Interface
JKWI — Johnsonburg, Kane, Warren and Irvine Railroad
ESHR — Eastern Shore Railroad
VAB — Vehicle Acceptance Board
IAIS — Iowa Interstate Railroad
EUCG — End User Computing Group
NMCSA — Network Management Centres Sponsor's Agent
VDP — Vertical Design Package
TT — Timetable, Public
UAA — University of Akron Archives
PAM — Product Acceptance Manager
EI — Electrical Installation
ACWR — Aberdeen, Carolina & Western Rwy
FWCR — Florida West Coast Railroad Incorporated
FGW — First Great Western
DG — Dangerous Goods
NCPR — North Carolina Ports Railway
BBRPL — Balfour Beatty Rail Projects Limited
AZER — Arizona Eastern Railway Company
LT — London Transport
MDW — Minnesota Dakota and Western Railway Com
SPADMIS — Signal Passed At Danger throughout Information System
AWW — Algiers Winslow and Western Railway
CTC — Centralized Track Control
UPWSF — UnProtected Wrong Side Failure
IMRR — Illinois Midland Railroad
SMFD — Systems Management Framework Design
DTSL — Detroit & Toledo Shore Line

CM — Contracts Manager
CARW — Carolina Western Railroad
ETHERNET — Computer cabling system
CSR — Camden & Southern Railroad Inc
APLAN — track Access PLANning system
NATM — New Austrian Tunnelling Method
MHMR — Mount Hope Mineral railroad
SLOA — Steam Locomotive Operators Association
NYO&W — New York, Ontario and Western railway
GRR — Georgetown Railroad Company
GMDX — General Motors Diesel Canada
TESCO — Technical Support Company
BCS — Better Chemical Solutions
CWRO — Cleveland Works Rail Operations
NRES — National Railway Enquires
AN — Apalachicola Northern Railroad
FIRM — Fares Increases Regulation Mechanism
MR — McCloud Railway Company
YKR — York Railway
NBA — National radio network
TD–T — Transmission Course (Training)
FWRY — Fillmore Western Railway Company
CWRY — Commonwealth Railway Inc.
TMO — Train crew Manually Operated
DART — Digital Advanced Radio for Trains
CPD — Cleveland Plain Dealer
WNYP — Western New York and Pennsylvania
USRC — U.S. Rail Corporation-Jackson Division
PJRL — Penn Jersey Rail Lines Incorporated
BAP — Butte Anaconda & Pacific
CCCR — Cape Cod Central Railroad
DFT — DART Fixed Terminal
WCTR — WCTU Company White City Terminal Railway
T&H — Tottenham & Hampstead
SSG — Safety Strategy Group
SSAP — Statement of Standard Accounting Practice
TRE — Track Recording Engineer
WT — Wrightsville & Tennille
TFM — Trackside Functional Module
MWRX — Midwest Rail Holdings Incorporated
RI — Relay Interlocking
ISG — Infrastructure Support Group
MJRX — Railway Service Contractors Inc
BRS — Business Route Section
NTP — North Trans–Pennine route
CAPE — Train Cancelled
OLEAR — Overhead Line Equipment Asset Register
BCH — Southern Railway of British Columbia Limited
PCRC — Panama Canal Railway Company
CNYK — Central New York Locomotive Company

AMTL — Agence métropolitaine de transport
MPM — Multi Processor Module
EJE — Elgin Joliet and Eastern
FJG — Fonda Johnstown & Gloversville RR
CUVA — ISG Cleveland Works Railway Company
HL — Home Location
LRP — Local Reporting Pack
NYS&W — New York, Susquehanna and Western railroad
ER — Employer's Representative
SMART — Specific, Measurable, Achievable, Realistic, Timebased
HSDR — High Speed Data Ring
AEFR — Aurora Elgin and Fox River Electric
VSTP — Very Short Term Plan
OETR — Outline Engineering Train Requirements
S&C — Settle and Carlisle
IDT — Implementation, Development and Training
EFRR — Effingham Railroad
TPWSSA — Train Protection Warning System Sponsor's Agent
OHIC — Ohi-Rail Corporation
GWRS — Great Western Railway Company
TINX — Trinity Railcar
PCA — Penn Central
KTS — Kenosha Trolley
ATM — Amended Timetable Manager
ASBPC — Adjacent SignalBox Protocol Converter
LIRX — Lapeer Industrial Railway
WTLC — West Texas & Lubbock Railroad Co Inc.
RFP — Richmond Fredericksburg and Potomac
DIRFT — Daventry International RailFreight Terminal
IIC — International Intermodal Center
TMS — Metropolitano San Martin
MNJ — Middletown & New Jersey Railroad
CWR — Continuously Welded Rail
OCE — Oregon California & Eastern
ETRY — Eastern TN Railway
USSC — United States Sugar Corporation
RTLS — Road Traffic Lights
RTD — Regional Transportation District
MT — Mississippi and Tennessee RailNet Incorporated
EIP — Examination in Public
T&V — Tresspass & Vandalism
MON — Monon Route
NE — National Express
HCRY — Huron Central Railway
SMOS — Structure Mounted Outdoor Switchgear
ORR — Office of the Rail Regulator
LB — Loose Bound
JPBX — Peninsula Corridor Joint Powers Board
PADS — Parts And Drawing System
OLB — Omaha Lincoln and Beatrice Railway Company

PRIDE — Passenger Rail Information Display Equipment
HAZOP — HAZard OPerability study
CBNS — Cape Breton & Central Nova Scotia Ry
GWR1 — Great Western
RD — GEC time division multiplex, type RD
RHYX — Macquarie Rail Inc
CWWR — Chehalis Western Railroad
LB — Line Blocked
TNER — Texas Northeastern Division Mid-Michigan
SME — Signalling Maintenance Engineer
IHIR — Indian Hill & Iron Range
TBRX — Taylor Rail Group
ALS — Alton and Southern Railway
CBC — Carbon County Railway
OPR — Oregon Pacific Railroad
CM — Central Montana Rail Incorporated
STABS — Signalling and Telecommunications Area Budget System
CARR — Carrollton Railroad
LANO — Penn Eastern Rail Lines Incorporated
EXCO — Railtrack Line Executive Committee
INRD — Indiana Railroad
WILD — Wheel Impact Load Detector
LM — Litchfield and Madison
ROS — Restriction of Speed
WBE — Wilkes-Barre and Eastern railroad
LBR — Lowville and Beaver River Railroad Company
GPL — Ground Position Light
PIZ — Pfizer
YVT — Yakim Valley Transportation Company
TOHD — Tops Operations Help Desk
MKC — McKeesport Connecting Railroad Company
MML — Minimum Monetary Limit
MVT — Mt Vernon Terminal
UWC — User Worked Crossing
BTC — Birmingham Terminal
O&I — Operations and Interface
CNW — Chicago and Northwestern
PIRY — Pioneer Industrial Railway
SAS — South African Railways
OPUG — Other Passenger Upgrades
WSF — Wrong Side Failure
CHIP — Chemicals Hazard Information and Packaging regulations
AEC — Atlantic and East Carolina Railway Compa
MRIX — Missouri North Centra RR
NRN — National Radio Network
FN — Fault Number
LMS — London, Midland & Scottish railway
PPTC — Powered Plant Training - Chainsaw
EAM — Engineering Access Manager
GRWR — Great Walton Railroad

PSPP — Particular Specification for Possession Planning
SEC — Southern Electric Company
SCI — Standard Contract Interpretation
DM — Detroit & Mackinac
SSLV — Southern San Luis Valley Railroad
FWL — Fort Wayne - Lima
JCN — JunCtioN
NYOW — New York, Ontario & Western
DGNO — Dallas Garland & Northeastern
NYA — New York and Atlantic Railroad
CLIF — Cliffside Railroad
CIND — Central RR of Indiana
SBB — Swiss Railways
ATN — Alabama & Tennessee River Railway Llc
SJT — St Joseph Terminal
ELKR — Elk River Railroad Incorporated
MGR — Merry–Go–Round
SSX — Southern States Phosphate and Fertilizer Co.
HEX — Heathrow EXpress
PCTE — Profit Centre Telecommunications Engineer
FS — Feeder Station
CSOR — Connecticut Southern Railroad
LS — Line Standard
ES — Engineering Supervisor
WC — Wisconsin Central Railway
WB&E — Wilkes-Barre and Eastern railroad
GSP — Ground Switch Panel
REG — Railtrack Executive Group
ILW — Illinois Western Railroad
SINAC — Special Inspection Notice Action Complete
MAS — Management Aspects of Supervision
NSC — National Supply Contract
OCW — Ocean City Western Railroad
DJRR — Decatur Junction
CPLT — CAMINO, PLACERVILLE & LAKE TAHOE RAILROAD CO.
DAC — Depot Access Conditions
RRC — Respondek Railroad Corporation
IRN — Ironton RR
NSM — North Shore Mining
DCI — Des Moines & Central Iowa RR
BCA — Business Critical Application
AUAR — Austin Area Terminal Railway
MISS — Mississippian Railway Cooperative Incorporated
CEFX — CIT Group/Capital Finance, Inc
TYBR — Tyburn Railroad Company
LEFC — Lake Erie, Franklin & Claron
CMR — Indiana Rail Road Company
LPS — Local Policy Statement
BER — Big Eagle Rail
MICC — Management Information Communications Centre

LRPC — London Regional Passengers Committee
FNM — Ferrocarriles Nacionales de Mexico
NJII — New Jersey, Indiana and Illinois Railroad
PHIS — Performance Historical Information System
MCA — Maywood Co-op Association
TL — Through Line
LASB — Lackawaxen and Stourbridge Railroad
GNBC — Grainbelt Corporation
SPUD — St. Paul Union Depot Company
IMPS — Investment Monitoring and Planning System
EA — East Anglian
MCB — Miniature Circuit Breaker
CWI — Chicago and Western Indiana Railroad
CHH — Cheswick and Harmar
SIP — Strike–In Point
HCRC — Hillsdale County Ry. Co., Inc.
NOP — New Orleans Public Service
RCPE — Rapid City Pierre & Eastern Railroad
ICE — InterCity Express
HOFE — Head Of Engineering
FGMR — Fruit Growers Express Company
CCRX — Cape Cod Railroad
FORI — Fibre Optic Route Indicator
HA — Hanson Aggregates
RM — Route Modernisation
MMAX — Martin-Marietta Aggregates
SSP — Signalling Supply Point
RCDO — Railway Crossing Diversion Order
SVP — Safety Verification Plan
GWZ — Great Western Zone
MB — Meridian & Bigbee
FNB — Ferronorte Brasil
WKRL — Western Kentucky Railroad
NBN — Nicolet, Badger & Northern
NSTR — No Signaller Token Remote
CWPR — Company Weekly Performance Report
OHPA — Ohio and Pennsylvania Railroad Company
HRS — Holidaysburg and Roaring Spring Railroad Company
RRNW — Regional Railways North West
PAM — Pittsburgh Allegheny and McKees Rocks Railroad Company
IRJ — Insulated Rail Joint
AMR — Arcata And Mad River
FEVR — Fremont & Elkhorn Valley Railroad
ATC — Angel Train Contacts
AREA — American Rail Engineers and Maintenance Association
TESCO — TEchnical Service COmpany
SOWC — Shows Occupied when Clear
PETS — Public Emergency Telephone System
GWWE — Gateway Eastern Railway Company
IDC — Inter Disciplinary Check

PACS — Public Affairs Correspondence System
SVGX — Savage, Inc
UGL — Up Goods Loop
GLCD — Great Lakes Coal & Docks
LSTT — Lake Superior Terminal Transfer
NDN — National Data Communications Network
NCSL — Nashville Chattanooga & St Louis
SEE — Systems Engineering Environment
TTR — Talleyrand Terminal Railroad Company
RFFSA — Rede Ferroviária Federal SA
MNC — Missouri North Central RR
CRLX — Conrail Leasing Co
SBGX — SCOULAR - BISHOP GRAIN CO.
EMGTPA — Equivalent MillionGross Tonnes Per Annum
TWO — Transport & Works Order
PNR — Panhandle Northern Railroad Company
DFO — Depot Facility Owner
SNCT — Seattle & North Coast R.R. Co.
CRG — Contracts Review Group
MNE — Manistee & North East
NTR — National Track Renewals
SIPS — Standard Infrastructure Performance System
IN — Indiana Northeastern Railroad
SCU — Signalling Compatibility Unit
WIMX — Wimpey Minerals USA, Inc.
PIE — Performance Improvement Executive
URL — Up Relief Line
RA — Route Availability
GOT — GO Transit
MRCE — MRCE Dispolok GmbH
CBCT — Communications Based Train Control
ASDA — Asbestos & Danville
PBRR — Pine Belt Southern Railroad Company
CACV — Cooperstown and Charlotte Valley Railroad
EROS — Efficiency by means of the Rationalisation Of Signal
VIA — Via Rail Canada
PNRR — Pennsylvania Northeastern
ALRMS — Access Level crossing Risk Management System
MSL — Level crossing with Miniature Stop Lights
SOT — SOUTH OMAHA TERMINAL RAILWAY COMPANY
TAG — Track Access Grant
FMID — Florida Midland Railroad Company Incorpo
SPSR — San Pedro & Southwestern Railway Co
CVR — Cimarron Valley Railroad L.C.
DOP — Driver Only Passenger
HOPP — Head Of Property Projects
TCB — Track Circuit Block
RAI — Right Away Indicator
IBJ — Insulated Block Joint
MGR — Merry Go Round

WSL — Westinghouse Signals Ltd
BA — Baltimore & Annapolis
STRT — Stewartstown Railroad Company
CI — Cambria and Indiana Railroad Company
NLR — North London Railways
TK — Tuskegee R.R
GEXR — Goderich & Exeter
DCFB — Dodge City Ford and Bucklin Railroad Com
DIS — Flexible DIsplay System
BPR — Business Policy Review
KOG — Kansas, Oklahoma, & Gulf
CFE — Chicago, Fort Wayne and Eastern
DQE — De Queen and Eastern Railroad Incorporat
IANR — Iowa Northern Ry
MRI — Motive Rail Industries
ATSF — Atchison, Topeka & Santa Fe
LSMS — Lake Shore Michigan Southern Railroad
ERTMS — European Railways Traffic Management System
RTMZ — RailTrack Midlands ZoneRailCons
CTRU — Central Track Renewals Unit
HRLX — Housatonic Logistics Company LLC
WGNS — Wisconsin Great Northern Railroad Inc
LMIC — Lake Michigan and Indiana Railroad
TPC — Trackside Processing Centre
HOCM — Head of Contract Management
LLX — Luria Brothers
TRRA — Terminal RR of St Louis
HESR — Huron and Eastern Railway Company
TCOD — Track Circuit Operating Device
TCRY — Tri-City Railroad Company
UWSF — Unprotected Wrong Side Failure
PM — Pere Marquette Railway
OLC — Occupation Level Crossing
SA — Savannah & Atlanta
PAF — Project Authority Form
SA — Sponsor's Agent
PRIMA — Professional Rail Industry Management Association
HB — Hampton and Branchville Railroad
SA — Signalling Assistant
TMERL — The Milwaukee Electric Railway
LNAC — Chattahoochee Bay Railroad, LLC
JCN — Job Cost NumberN
WTRM — Warren and Trumbull Railroad Company
FLAWS — a computer database of rail flaws
RJCR — RJ Corman
BRB — British Railways Board
ARA — American Railway Association
TRIN — Trinidad Railway Incorporated
CWT — Chicago & West Towns
CHV — Chattahoochee Valley Ry

AMP — Asset Maintenance Programme
SB — Signal Box
MIDH — Middletown and Hummelstown RR Company
LTA — Lost Time Accidents
SEMTA — South East Michigan Trans Auth
BDTL — Ballard Terminal Railroad Company
DLM — Data Link Module
STP — Short Term Planning
ATA — Automatic Track Alignment
WIP — Works In Progress
SVI — Southern Railway of Vancouver Island
WWRC — Wilmington and Western Railroad
NYE — New York and Erie railroad
WVN — West Virginia Northern Railroad
NEOUCOM — Northeastern Ohio University Colleges of Medicine
HOS — Hoosier Southern Railroad
CTA — Chicago Transit Authority
NPO — National Process Owner
C&W — Carriage & Wagon
FFG — Freight Facilities Grant
NRNA — National Radio Network Appreciation
HCYR — Horry County Railway
PWV — Pittsburgh & West Virginia
BACS — Bank Automated System
TIR — Transports Internationaux Routiers
UTU — Ultrasonic Test Unit
RLK — RailAmerica Ottawa Valley Railway
RMPX — RailCar Limited
AIM — Asset Information Manager
LCR — London and Continental Railways
PLYX — US Plywood
GWUG — Great Western UpGrade
RTFN — RailTrack Fault NumberRailCons
DT1 — Detroit Terminal
PHD — Port Huron and Detroit Railroad Company
FC — Fulton County Railroad Incorporated
D&C — Design and Construction
CNRY — Cincinnati Railway
MGL — Multiple Groove Locking
ATAX — Arizona Transit Assembly
MVRY — Mahoning Valley Ry
MWL — Level crossing with Miniature red/green Warning Lights
EPS — European Passenger Services
GTW — Grand Trunk Western
EPA — Engineering Publications Assistant
HM — Her Majesty
KPR — Kelowna Pacific Railway Limited
PTM — Permanent Timetable Manager
RSCI — Real Staff Cost Increase
GEGX — GE Gas Turbine

ETRM — Engineering Train Routing Map
ICC — International Convention Centre
EEB — Eastern Electricity BoardRailCons
TORR — Train Operated Route Release
LITM — Local IT Manager
SFS — Santa Fe Southern Railway
DTS — Detroit & Toledo ShoreLine
IMG — Infrastructure Materials Group
TAG — Tennessee, Alabama & Georgia
TD — Train Describer
LRWY — Lehigh Railway
YA — Youngstown & Austintown RR
CHAPS — Clearing House Accounts Payable System
TQSUM — Track Quality SUMmary
ICRK — Indian Creek Railroad Company
WYT — Wyandotte Terminal Railroad Company
RTG — RailTrack Group PLCRailCons
ORR — Office of the Railway Regulator
DTRR — Detroit Terminal Railroad
CIM — rules for international carriage of goods
VLI — Valor da Logistica Integrada
PSR — Public Service Requirement
CRE — Conductor Rail Equipment
SRP — Station Regeneration Programme
CDAC — Canadian American Railroad
CTML — Cairo Terminal Railroad Company
SMRR — Sisseton Milbank Railroad Incorporated
CSP — Camas Prairie RailNet Incorporated
CRTA — Cleveland Rapid Transit
WTF — Wrong side Telecommunications Failure
FUS — Ferrocarriles Nacionales de Mexico
RM — railroad mark
AHB — Automatic Half Barriers
HOPO — Head Of Projects Organisation
FUG — Freight Up Grade
MC — Mass Coastal
TADS — Telecommunications Asset Database System
AO — Appalachian and Ohio
SSO — Special Stop Order
GASC — Georgia, Ashburn, Sylvester & Camilla Ry
NSKT — No Signaller Key Token
PREX — Pioneer Rail Equipment
WVR — Willamette Valley Railway
ONER — Ontario Northeastern RR
WARM — West Anglia Route Modernisation
CGR — CG Railway, Inc
VSR — Valley & Siletz RR
DALT — Dallas Terminal Railway
CMD — Central Materials Depot
CAPP — Confirmed Annual Possession Plan

ACEX — Altamont Commuter Express
SLSF — Saint Louis-San Francisco
KFR — Kettle Falls International Rwy
OTMR — On Train Monitoring Recorder
CCSC — Contractor Core Safety Case
PIMS — Programme Integrated Management System
ENS — European Night Services
RIG — Railway Industry Group
HOG — Heart of Georgia Railroad
PNCX — Precision National
NG — Normal Grade
MSO — Michigan Southern Railway
SPAG — Sponsors Agent
RA — Radio Agency
WTCO — Western Transportation Company
WON — Weekly Operating Notice
OWTX — Oneida & Western Transportation
LVRC — Lamoille Valley Railroad
RDMX — Ryder
TRN — Train Reporting Number
FC — Fair Condition
SITS — Security Incident Tracking System
DGPS — Differential Global Positioning by Satellite
CCRY — Charles City Rail Lines Incorporated
SIPS — Supplier Performance Monitoring System
ARA — Arcade and Attica Railroad Corporation
TSRD — Twin State Railroad Company
SPADRAM — SPAD Reduction & Mitigation
RMRX — Great Canadian Railtours Co Ltd
CKIN — Chesapeke & Indiana
CLCX — Chattahoochee Locomotive
INOH — Indiana and Ohio Railroad Incorporated
TSH — Tshiuetin Rail Transportation Inc
SPS — Spokane, Portland, and Seattle
AFT — AMERICAN FREEDOM TRAIN FOUNDATION
MSRW — Mississippian Railway Cooperative Incorporated
FFTX — Florida Fun Train
BRAN — Brandon Rail
NOL — Notice of Liability
UPL — Up Platform Line
IAMS — Integrated Asset Management System
GLE — Grant Lyon and Eagre
NY&GL — New York and Greenwood Lake railway
TRT — Tshiuetin Rail Transportation
RAR — Railtrack Asset Register
CCYR — Colleton County Railroad
ASB — Adjacent SignalBox
TENN — Tennessee Railway Company
TE — Zone Telecommunications Engineer
SWKR — San Pedro and Southwestern Railway Compa

RBLX — Brent C Lewis
AGT — Automatic Guideway Transit
SIVS — Station Inspector Viewing System
HVRR — Hocking Valley
DTP — Department of TransportRailCons
ORHC — Orrville Railway Historical Society
ALC — Accommodation Level Crossing
PBNE — Philadelphia Bethlehem and New England R
MAS — Multiple Aspect Signalling
IRRS — International Rail Road Systems Incorporated
SSISIM — Solid State Interlocking SIMulator
CTR2 — Channel Tunnel Route 2
PP — Period available for Possessions
BC — BARRE & CHELSEA RAILROAD
BITY — Penn Eastern Rail Lines Incorporated
ASAB — Bay Line Railroad L.L.C
DFG — Del Fungo Giera Servizi Ferroviari Srl
FIR — Flats Industrial Railroad Company
BRENDA — BRidge ENgineer Data, computer system
TWE — Track Welding Engineer
MOS — Mobile Operations Supervisor
PSM — Performance Strategy Manager
TRS — Train Reporting System
HBRY — Hudson Bay Railway Company
PWSS — Permanent Way Section Supervisor
NYPSC — New York State Public Services Commission
IBIS — Internal Business Invoicing System
TOC — Toledo & Ohio Central
WRIX — Western Rail Incorporated
IZ — Inter Zonal
ISM — Iecc System Monitor
NCYR — Nash County Railroad Corporation
TEU — Twenty Foot or Equivalent Unit
CNSM — CHICAGO NORTH SHORE & MILWAUKEE RWY
LXVR — Luxapalia Valley
SMA — Single Manning Agreement
CHRR — Chesapeake Railroad Company
MGRI — MG Rail Incorporated
PWCT — Philadelphia & West Chester Traction
TXGN — Texas Gonzales and Northern Railway Comp
CLNA — Carolina Coastal Railway Incorporated
CH — CHiltern Railway Company
PPTD — Powered Plant Training Disc Cutter And Class 9 Cutting Of Wheels
LTA — London Transport Authority
WPSC — Wheeling Pittsburg Steel
PFM — Performance Focus Manager
TSC — Track Section Cabin
ETB — Electronic Token Block
ALR — Alan Richie Incorporated
LNE — Lehigh and New England Railroad, Conrail

SSTD — Solid State Train Describer
SFO — Station Facility Owner
POM — Port of Montreal
RICP — Rail Incident Control Post
NYPANO — New York, Pennsylvania and Ohio railroad
TGM — Transport Gateway Metro
MTDX — Midwest Transportation & Development Cor
AGLF — Knoxville and Holston River Railroad
PAT — Port Auhority of Allegheny County
ROR — Rules of the Route
OLYR — Olympic Railroad Company
OPO — One Person Operation
SRG — Safety Review Group
SCR — Sydney Coal Railway
BHX — Bank Holiday eXcepted
VLR — Visitors Location Register
ASPER — ASset PERformance database
MTNR — Mississippi Tennessee Railroad LLC
RLCX — RELCO
PFM — Projects Finance Manager
PLOD — Patrolman's Lookout Devicerailcons
STN — Special Traffic Notice
MRR — Mid-Atlantic Railroad
SMS — Signal Maintenance Standard
NPTR — Northwood Pulp and Timber, Ltd.
OC — Open Crossing
NIR — National Incident Register
PTS — Personal Track Safety (railway)
IU — Indianapolis Union
LE — Light Engine
MIDS — Midlands
RDO — Relevant Delivery Organisation
EFPL — Economical Facing Point Lock
TSDB — Train Service Data Base
RII — Relay Interlocking Interface
NJRC — New Jersey Rail Carrier, LLC.
NPT — Portland Terminal R.R. Company
CBR — Coos Bay Rail Link
NSS — Newburgh and South Shore Ry. Co.
GFR — Grand Forks Railway Company
GSF — Georgia Southern and Florida Railway Company
NAM — Namibia Railways
RLEX — Republic Locomotive
CIMU — Central Infrastructure Maintenance Unit
OS — Ontario Southland Railway Inc.
REX — Railway Express Agency, Inc.
DSSA — Duluth, South Shore & Atlantic
CMC — CMC Railroad Incorporated
UEPFP — Ferrobaires
BR1 — British Railways

DEL — Down Electric Line
CRLE — Coe Rail Incorporated
BOTW — Botwood Railway
FSR — Fort Smith Railroad Company
INLX — Incoal Company
PCS&TE — Profit Centre Signal and Telecommunications Engineer
NCA — Nuevo Central Argentina
RL — Relief Line
VXC — Virgin CrossCountry
STO — Senior Technical Officer
UWTF — Unprotected Wrongside Telecommunications Failure
SSG — Systems Strategy Group
OP — Outside Party
GWH — Great Western Holdings
RIL — Railtrack Insurance Limited
CE — Chicago and Erie railroad
R/T — RailTrack
CLCR — Cadillac & Lake City RR
TCKR — Turtle Creek Industrial RR.Incorporated
OPRAF — Office of Passenger Rail Franchising
NICD — Northern-Indiana Commuter Transportation
NHB — National Harbours Board
CFW — Caney fork & Western
DAL — Down Avoiding Lane
DRHY — Durham Transport Incorporated
WS — Ware Shoals RR
RIZ — Rock Island
BIRR — Bellingham International Railroad LLC
PCSE(W) — Profit Centre Signal Engineer (Works)
AEWZ — Erie Western
AEEU — Amalgamated Electrical Engineering Union
FCYR — Franklin County Railroad
BSE — Birmingham & Southeastern
ACM — Area Contracts Manager
LEF — Lake Erie Franklin and Clarion Railroad Company
VCC — Virgin Cross Country
NIAJ — Niagara Junction Railway
SSW — St. Louis Southwestern
SETA — Signalling Eqipment Technical Agent
RPCX — Railroad Passenger Car Numbering Bureau
RO — Rail Operator
MAC — Mid America Car & Locomotive
ACME — Acme Steel
TRRY — Trillium railway
WARC — West Anglia Route Controller
GWWR — Gateway Western Railway
CIPS — Central Illinois Public Servicee
STEP — Safety, Teamwork, Excellence, Professionalism
SOM — Somerset Railroad Corporation
RIP — Railtrack Investment Panel

GITM — Golden Isle Terminal RR
SINMON — Special Inspection Notice MONitor
NHL — National Helm Leasing
RPRX — Rail Power Technologies
ALY — Allegheny and Eastern Railroad Incorpora
LD — Light Diesel locomotive
ARN — Alberta RailNet Incorporated
AFD — Automatic Fire Detection
CCC — Cowlitz, Chehalis, and Cascade Railway
AT — Auto-Train
MOW — Maintenance-Of-Way
MNL — Mountain Laurel Railroad
SAP — Safety Assessment Panel
PDS — Project Definition Stage
GTRA — Golden Triangle Railroad
MPU — Motive Power Unit
PTT — Public Timetable
GKLX — Gold Kist, Inc.
OIMX — Oliver Iron Mining
CKSI — Carthage Knightstown and Shirley Railroad
PMSC — Perry Monroe Shoemaker Collection
TRC — Infrastructure track Renewal Company
RES — Rail Express SystemsRailCons
PPM — Panel Processor Module
GWR — Great Western RailwayRailCons
NAT — Not Applicable Timetable
TAW — Toledo, Angola and Western
NAR — Northern Alberta Railways
POV — Pittsburgh & Ohio Valley
SUAB — Southern Alabama RR
NOW — Northern Ohio & Western
LVAL — Lackawanna Valley Railroad Corporation
TLC — Telephone protection only Level Crossing
LE — Light Electric loco
DSRR — Delta Southern RR
RSNR — Red Springs & Northern
UCRY — Utah Central
PIR — Pittsburgh Industrial Railroad Incorpora
PESRCY — PassEnger Service Requirement Compliance Yardstick
NBSR — New Brunswick Southern Railway Company
TDMS — Title Deeds Management System
ORR — Osage Railroad
PER — Portable Equipment Room
SCRX — SOUTH CAROLINA PUBLIC RAILWAYS
NCTR — North Central Texas Railroad
WW — Winchester & Western
UML — Up Main Line
SE — South Eastern
LCRC — Lenawee County Railroad
IVS — Infrastructure Video System

ICM — Internal Communications Manager
NHN — New Hampshire Northcoast Corporation
MSN — Meeker Southern Railroad
TCG — Tucson Cornelia and Gila Bend Railroad Company
LINC — Lewis and Clark Railway Company
CMN — Chicago, Madison & Northern Railway
YSLR — Yolo Shortline Railroad Company
ONW — Oregon & Northwestern
ONE — London Eastern Railway Ltd.
CHAT — Chattahoochee & Gulf
SCBG — Santa Cruz Big Trees & Pacific
SZ — Slovenske železnic
RISSC — Railway Industry Safety Strategy Comittee
HL — Helm Leasing
NDM — Network Development Manager
EMC — Electro-Motive Corporation
CRGX — Cargill Incorporated
SSP — Standard Signalling Principle
HMWX — Heckett MultiServ
DEKA — DeKalb Agra
CYCY — Crystal City Railroad Incorporated
CNJ — Central Rail Road of New Jersey
TMT — Trailer Marine Transport Corporation
RS — Roberval and Saguenay Railway Company
WAG — Wellsville Addison & Galeton
MGLX — Mobil Grain Ltd.
PTRD — Portland Traction Co., Portland R.R. and Terminal Division
CMS — Competence Management System
GOL — Government Office for London
CAT — Cable Avoiding Tool
HRM — Human Resources Manager
RTLS — RailTrack Line StandardRailCons
NEM — National Estimating Manager
PF — Penalty Fare
SE — Semo Port Railroad Incorporated
LGV — Ligne A Grande Vitesse
MSC — Metropolitan Stevedore
ALGX — Algoma Steel
NTPC — National Transaction Processing Centre
PLUG — Pride Local User Group
GMSR — Kansas City Southern Railway
EWI — Emergency Warning Indicator
SBC — Ferrocarril Sonora Baja California
NREX — National Railway Equipment
RE&TA — Real Estate and Tax Agent
RSAG — Railway Safety Advisory Group
UPL — Up Passenger Loop
GSAG — Glacier Sand & Gravel
DART — DublinRailCons
NIR — Northern Ireland Railways

MKIX — Morrison-Knudsen
PTRC — Portland Terminal of Oregon
SG — Special Ground
CWRC — Central Wisconsin Railroad