The Association of American Railroads (AAR) is an industry trade group representing primarily the major freight

railroads Rail transport (also known as train transport) is a means of transport using wheeled vehicles running in tracks, which usually consist of two parallel steel rails. Rail transport is one of the two primary means of land transport, next to road ...

North America North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...

(

Canada Canada is a country in North America. Its Provinces and territories of Canada, ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's List of coun ...

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

and the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

Amtrak The National Railroad Passenger Corporation, Trade name, doing business as Amtrak (; ), is the national Passenger train, passenger railroad company of the United States. It operates intercity rail service in 46 of the 48 contiguous United Stat ...

and some regional commuter railroads are also members. Smaller freight railroads are typically represented by the American Short Line and Regional Railroad Association (ASLRRA), although some smaller railroads and railroad holding companies are also members of the AAR. The AAR also has two associate programs, and most associates are suppliers to the railroad industry.

Creation

AAR was created October 12, 1934, by the merger of five industry-related groups: * The American Railway Association * The Association of Railway Executives * The Bureau of Railroad Economics * The Railway Accounting Officers Association * The Railway Treasury Officers Association William George Besler was its first President.

Facilities and subsidiaries

The AAR is headquartered in

Washington, D.C. Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...

, not far from the Capitol. Its information technology subsidiary, Railinc, is based in

Cary, North Carolina Cary is a town in Wake County, North Carolina, Wake, Chatham County, North Carolina, Chatham, and Durham County, North Carolina, Durham counties in the U.S. state of North Carolina and is part of the Raleigh, North Carolina, Raleigh-Cary, NC M ...

. Railinc IT systems and information services, including the Umler system, the Interline Settlement System and Embargoes system are an integral part of the North American rail

infrastructure Infrastructure is the set of facilities and systems that serve a country, city, or other area, and encompasses the services and facilities necessary for its economy, households and firms to function. Infrastructure is composed of public and pri ...

. Railinc delivers approximately nine million messages each day over its EDI network, including transportation waybills, advance train consists, blocking requests and responses and trip plans. Its applications support railroads, equipment owners and rail industry suppliers along every link of the

supply chain A supply chain is a complex logistics system that consists of facilities that convert raw materials into finished products and distribute them to end consumers or end customers, while supply chain management deals with the flow of goods in distri ...

. The company maintains the only industry-accepted version of the North American railroad industry's official code tables. Beginning as an information technology department within the Association of American Railroads (AAR), the company was established as a wholly owned, for-profit subsidiary of the AAR in 1999. Another subsidiary, the Transportation Technology Center, Inc. (TTCI), operates and maintains the Transportation Technology Center, a facility northeast of

Pueblo, Colorado Pueblo ( ) is a List of municipalities in Colorado#Home rule municipality, home rule municipality that is the county seat of and the List of municipalities in Colorado, most populous municipality in Pueblo County, Colorado, United States. The ...

, owned by the

United States Department of Transportation The United States Department of Transportation (USDOT or DOT) is one of the executive departments of the U.S. federal government. It is headed by the secretary of transportation, who reports directly to the president of the United States a ...

. The facility is under a care, custody and control contract with the

Federal Railroad Administration The Federal Railroad Administration (FRA) is an agency in the United States Department of Transportation (DOT). The agency was created by the Department of Transportation Act of 1966. The purpose of the FRA is to promulgate and enforce railroa ...

. TTCI has an array of specialized testing facilities and tracks. The site enables testing of freight and passenger

rolling stock The term rolling stock in the rail transport industry refers to railway vehicles, including both powered and unpowered vehicles: for example, locomotives, Railroad car#Freight cars, freight and Passenger railroad car, passenger cars (or coaches) ...

, vehicle and track components, and safety devices.

Functions

Where appropriate, the AAR represents its members' interests to the public at large and to

Congress A congress is a formal meeting of the representatives of different countries, constituent states, organizations, trade unions, political parties, or other groups. The term originated in Late Middle English to denote an encounter (meeting of ...

and government regulators in particular. The AAR works to improve the efficiency, safety and service of the railroad industry, such as through its responsibility for the industry's interchange rules and equipment specifications, e.g. for locomotive multiple unit control. One of the AAR's duties is to oversee the assignment of

reporting mark A reporting mark is a code used to identify owners or lessees of rolling stock and other equipment used on certain rail transport networks. The code typically reflects the name or identifying number of the owner, lessee, or operator of the equip ...

s – two to four letter codes that uniquely identify the owner of any piece of railroad

intermodal freight transport Intermodal freight transport involves the transportation of freight in an intermodal container or vehicle, using multiple modes of transportation (e.g., rail, ship, aircraft, and truck), without any handling of the freight itself when changing ...

equipment (

trailers Trailer may refer to: Transportation * Trailer (vehicle), an unpowered vehicle pulled by a powered vehicle ** Baggage trailer, a large flatbed baggage trolley ** Bicycle trailer, a wheeled frame for hitching to a bicycle to tow cargo or passen ...

semi-trailer A semi-trailer is a trailer (vehicle), trailer without a front axle. The combination of a semi-trailer and a tractor truck is called a ''semi-trailer truck'' (also known simply as a "semi-trailer", "tractor trailer", or "semi" in the United Sta ...

container A container is any receptacle or enclosure for holding a product used in storage, packaging, and transportation, including shipping. Things kept inside of a container are protected on several sides by being inside of its structure. The term ...

s, etc.) that can be carried on a railroad.

Reports

In November 2013 the AAR urged the U.S.

Pipeline and Hazardous Materials Safety Administration The Pipeline and Hazardous Materials Safety Administration (PHMSA) is a United States Department of Transportation agency created in 2004, responsible for developing and enforcing regulations for the safe, reliable, and environmentally sound trans ...

(PHMSA) to press for improved tank car safety by requiring all tank cars used to transport flammable liquids to be retrofitted or phased out, and new cars be built to more stringent standards."

Members

AAR Full Members

Alaska Railroad The Alaska Railroad is a Class II railroad that operates freight and passenger trains in the state of Alaska. The railroad's mainline runs between Seward, Alaska, Seward on the southern coast and Fairbanks, Alaska, Fairbanks, near the center of ...

Corporation * Railroads owned by Anacostia Rail Holdings Company *

BNSF Railway BNSF Railway is the largest freight railroad in the United States. One of six North American Class I railroads, BNSF has 36,000 employees, of track in 28 states, and over 8,000 locomotives. It has three Transcontinental railroad, transcontine ...

Company *

Canadian National Railway The Canadian National Railway Company () is a Canadian Class I freight railway headquartered in Montreal, Quebec, which serves Canada and the Midwestern and Southern United States. CN is Canada's largest railway, in terms of both revenue a ...

Company *

Canadian Pacific Kansas City Canadian Pacific Kansas City Limited, Trade name, doing business as CPKC (known as Canadian Pacific Railway Limited until 2023), is a Canadian railway holding company. Through its primary operating railroad subsidiaries, Canadian Pacific Railw ...

CSX Transportation CSX Transportation , known colloquially as simply CSX, is a Class I freight railroad company operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. Operating about 21,000 route miles () of track, it is the lead ...

, Inc. *

Florida East Coast Railway The Florida East Coast Railway is a Class II railroad operating in the U.S. state of Florida, currently owned by Grupo México. Built primarily in the last quarter of the 19th century and the first decade of the 20th century, the FEC was a p ...

* Railroads owned by

Genesee & Wyoming Genesee & Wyoming Inc. (G&W) is an American short line railroad holding company, that owns or maintains an interest in 122 railroads in the United States, Canada, Belgium, Netherlands, Poland, and the United Kingdom; and formerly in Australia. ...

Inc. * Indiana Rail Road Company *

Iowa Interstate Railroad The Iowa Interstate Railroad is a Class II railroad, Class II regional railroad operating in the central United States. The railroad is owned by Railroad Development Corporation of Pittsburgh, Pennsylvania. History The railroad was formed on N ...

, LLC *

Metra Metra is the primary commuter rail system in the Chicago metropolitan area serving the city of Chicago and its surrounding suburbs via the Union Pacific Railroad, BNSF Railway, and other railroads. The system operates 243 train station, stati ...

* National Railroad Passenger Corporation (

) *

Norfolk Southern The Norfolk Southern Railway is a Class I freight railroad operating in the Eastern United States. Headquartered in Atlanta, the company was formed in 1982 with the merger of the Norfolk and Western Railway and Southern Railway. The comp ...

Corporation * Railroads owned by R.J. Corman Railroad Group, LLC *

Union Pacific Railroad The Union Pacific Railroad is a Railroad classes, Class I freight-hauling railroad that operates 8,300 locomotives over routes in 23 U.S. states west of Chicago and New Orleans. Union Pacific is the second largest railroad in the United Stat ...

* Vermont Rail System * Railroads owned by

Watco Watco Companies, L.L.C. (Watco) Watco is an American transportation and logistics company based in Pittsburg, Kansas. The company’s core services are freight transportation, material handling and storage, logistics, railcar repair and maintena ...

* Wheeling & Lake Erie Railway

AAR Special Members (Canadian and Mexican Railroads)

(Mexican Operations) * Ferrocarril del Istmo de Tehuantepec * Ferrocarril y Terminal del Valle de México *

Grupo México Grupo México is a Mexican conglomerate that operates through the following divisions: Mining (Minera Mexico), Transportation (Ferromex, GMxT), Infrastructure and Fundacion Grupo Mexico. Founded in 1978, Grupo México became a significant player ...

Transportes

Former members

Canadian Pacific Railway The Canadian Pacific Railway () , also known simply as CPR or Canadian Pacific and formerly as CP Rail (1968–1996), is a Canadian Class I railway incorporated in 1881. The railway is owned by Canadian Pacific Kansas City, Canadian Pacific Ka ...

* Ferrosur * Kansas City Southern de México *

Kansas City Southern Railway The Kansas City Southern Railway Company is an American Class I railroad. Founded in 1887, it operated in 10 Midwestern United States, Midwestern and Southeastern United States, Southeastern U.S. states: Illinois, Missouri, Kansas, Oklahoma, Ark ...

Pan Am Railways Pan Am Railways, Inc. (PAR) is a subsidiary of CSX Corporation that operates Class II regional railroads covering northern New England from Mattawamkeag, Maine, to Rotterdam Junction, New York. Pan Am Railways is primarily made up of former C ...

References

External links

Association of American Railroads website

Railinc

Transportation Technology Center

{{DEFAULTSORT:Association Of American Railroads Rail transportation in North America Trade associations based in the United States 1934 establishments in Washington, D.C. Railway associations