Railroad Dictionary

Industry Organizations

• AAR Open Top Loading Rules (OTLR) Committee
• Air Brake Association (ABA)
• American Railroad Association (ARA)
• American Railway Association (ARA)
• American Short Line and Regional Railroad Association (ASLRRA)
• Association of American Railroads (AAR)
• Association Of Car Accounting and Car Services Officers (ACACSO)
• Brotherhood of Railway Carmen (BRC)
• Car Department Officers Association
• Chief Interchange Car Inspectors’ and Car Foremen’s Association
• Federal Railroad Administration (FRA)
• Intermodal Association of North America (IANA)
• Master Car Builders’ Association (MCB)
• Mechanical Association Railcar Technical Services (MARTS)
• Operation Lifesaver
• Railcar Technical Services Association (RTSA)
• Railinc
• Railroad Retirement Board (RRB)
• Railway Car Department Officers’ Association
• Surface Transportation Board (STB)
• Transport Canada (TC)
• Transportation Technology Center, Inc. (TTCI)

Gauge Usage

• Coupler Gauging: Coupler Contour
• Truck Gauging: Friction Casting Rise
• Truck Gauging: Pedestal Wear
• Wheel Gauging: Rim
• Wheel Gauging: Tread Wear & Damage
• Wheel Gauging: Wheel Flange
• Wheelset Gauging: Back to Back

Tools & Equipment

• Chocks
• End Of Train Device (EOT/EOTD)
• Flashing Rear End Device (FRED)

Part Reference

• Air Brake System
• Automatic Equipment Identification (AEI) Tags
• Axle
• Bolster Bowl Shim
• Brake Beam Unit Guide Wear Liner
• Brake Shoe
• Center Pin
• Constant Contact Side Bearing (CCSB)
• Coupler
• Coupler Carrier Wear Plate
• Draft Sill
• Draft Stop
• Drawbar
• Hand Brake
• Horizontal Wear Liner
• Knuckle
• Knuckle Thrower
• Lock Lifter
• Multi-Unit Cable (MU Cable)
• Pedestal Wear Liner
• Roller Bearing Adapter
• Sideframe
• Truck
• Truck Bolster
• Vertical Wear Liner
• Wheelset
• Y47 Pin
• Yoke

Railroad Terminology

• Broken
• Buff Load
• Car Builder
• Car Knocker
• Car Repair Billing
• Carmen
• Class Code
• Classification Yard
• Cracked
• Derailment
• Drawbar-Connected Car
• Equipment ID
• Hump Yard
• Idler Car
• Interchange
• Interchange Point
• Intermodal Chassis
• Line-Haul
• Locomotive Speed Limiter (LSL)
• Multi-Unit Car
• Rail Burn
• Railroad Retirement
• Reporting Marks
• Restencil
• Retarder
• Road Marks
• Shove
• Single Car Air Brake Test (SCABT)
• Slack
• Standard Carrier Alpha Code (SCAC)
• Standard Point Location Code (SPLC)
• Switch
• Undesired Emergency (UDE)

Rolling Stock

• Articulated Car
• Autorack
• Track Geometry Car
• Wheel Flat Car

Publications

• AAR Circular Letter
• AAR Intermodal Trailer and Container Securement Manual
• AAR Manual of Standards and Recommended Practices (MSRP)
• AAR Open Top Loading Rules
• AAR Organizations and Activities (1939)
• AAR Railroad Classifications
• Annual Report of the Director General of Railroads – 1919
• Field Manual of AAR Interchange Rules
• Motive Power and Equipment (MP&E) Compliance Manual
• Office Manual of AAR Interchange Rules
• Office of Railroad Safety (RRS) General Manual
• Proceedings of the American Railroad Association (11/19/1919)
• Proceedings of the American Railroad Association Mechanical Section (1919)
• STB Railroad Classifications