General Railway Signal Company (GRS) was an American manufacturing company located in the

Rochester, New York Rochester is a city in and the county seat, seat of government of Monroe County, New York, United States. It is the List of municipalities in New York, fourth-most populous city and 10th most-populated municipality in New York, with a populati ...

area. GRS was focused on railway signaling equipment, systems and services. The company was established in 1904 and became part of Alstom Transport in 1998. GRS was a member of the

Dow Jones Industrial Average The Dow Jones Industrial Average (DJIA), Dow Jones, or simply the Dow (), is a stock market index of 30 prominent companies listed on stock exchanges in the United States. The DJIA is one of the oldest and most commonly followed equity indice ...

from 1928 to 1930.

History

GRS was founded in 1904 with the merger of three companies (Pneumatic Signal Company of

; Taylor Signal Co. of

Buffalo, New York Buffalo is a Administrative divisions of New York (state), city in the U.S. state of New York (state), New York and county seat of Erie County, New York, Erie County. It lies in Western New York at the eastern end of Lake Erie, at the head of ...

and Standard Railroad Signal Company of Arlington,

New Jersey New Jersey is a U.S. state, state located in both the Mid-Atlantic States, Mid-Atlantic and Northeastern United States, Northeastern regions of the United States. Located at the geographic hub of the urban area, heavily urbanized Northeas ...

). In 1923 GRS acquired the Federal Signal Company of

Albany, New York Albany ( ) is the List of capitals in the United States, capital city of the U.S. state of New York (state), New York. It is located on the west bank of the Hudson River, about south of its confluence with the Mohawk River. Albany is the oldes ...

General Railway Signal was one of the 30 stocks when the

was expanded from a 20-stock average on October 1, 1928. It was replaced in the DJIA by

Liggett & Myers Liggett Group ( ), now JTI Ligget, formerly known as Liggett & Myers Tobacco Company, is the fourth largest tobacco company in the United States. As of 2014, Liggett Group was the fourth largest American tobacco company by gross revenue, though ...

on July 18, 1930. In 1965, General Signal Corporation (GSX) was created with the intent to diversify into areas other than railway signaling. GRS was a wholly owned subsidiary of GSX. GRS Model 2 Interlocking machine

In 1960, GRS opened the "General Railway Signal Company de Argentina" (GRSA) division in

Buenos Aires Buenos Aires, controlled by the government of the Autonomous City of Buenos Aires, is the Capital city, capital and largest city of Argentina. It is located on the southwest of the Río de la Plata. Buenos Aires is classified as an Alpha− glob ...

, which provided manufacture, installation and technical support of GRS railroad signalling systems in

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

. Some local railroad lines that were provided with GRSA products were Belgrano Norte, Belgrano Sur, Urquiza and Sarmiento. Most of the signals remain active. Among their products are railroad crossing signalling parts, branded with the GRSA logo, instead of the usual GRS. This facility was closed in the early 1980s. In 1986, GRS joined with China National Railway Signal & Communication Group Corporation (CRSC) to form the Chinese-American Signal Company (CASCO) in

Shanghai, China Shanghai, Shanghainese: , Standard Chinese pronunciation: is a direct-administered municipality and the most populous urban area in China. The city is located on the Chinese shoreline on the southern estuary of the Yangtze River, with the ...

, which produces products and systems for railways in the

People's Republic of China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

. In 1989, GRS was acquired by the Italian company Sasib and joined the Sasib Railways group. From its founding until 1993, GRS main office and manufacturing facilities were located at 801 West Avenue in Rochester. In 1993, it moved to two new suburban facilities: administration and engineering to Sawgrass Drive in

Brighton Brighton ( ) is a seaside resort in the city status in the United Kingdom, city of Brighton and Hove, East Sussex, England, south of London. Archaeological evidence of settlement in the area dates back to the Bronze Age Britain, Bronze Age, R ...

, and manufacturing to John Street in West Henrietta. In 1998, it became part of

Alstom Alstom SA () is a French multinational rolling stock manufacturer which operates worldwide in rail transport markets. It is active in the fields of passenger transportation, signaling, and locomotives, producing high-speed, suburban, regional ...

, when Alstom acquired Sasib Railways. The GRS name is no longer used. All products now use the Alstom brand.

Products

Carborne signaling equipment

Automatic Train Control Automatic train control (ATC) is a general class of train protection systems for railways that involves a speed control mechanism in response to external inputs. For example, a system could effect an emergency brake application if the driver do ...

Automatic Train Protection Automatic train protection (ATP) is the generic term for train protection systems that continually check that the speed of a train is compatible with the permitted speed allowed by signalling, including automatic stop at certain signal aspects ...

Automatic train stop Automatic train stop or ATS is a system on a train that automatically stops a train if certain situations occur (unresponsive train operator, earthquake, disconnected rail, train running over a stop signal, etc.) to prevent accidents. In some scen ...

Wayside signaling

* DC code systems * Electronic communication systems * Electronic

interlocking In railway signalling, an interlocking is an arrangement of signal apparatus that prevents conflicting movements through an arrangement of tracks such as junctions or crossings. In North America, a set of signalling appliances and tracks inte ...

* Relays *

Signals A signal is both the process and the result of Signal transmission, transmission of data over some transmission media, media accomplished by embedding some variation. Signals are important in multiple subject fields including signal processin ...

* switch machines *

track circuit A track circuit is an electrical device used to prove the absence of a train on a block of rail tracks to control railway signals. An alternative to track circuits are axle counters. Principles and operation The basic principle behind the t ...

s * trip stops * yard retarders

Central control signaling

* Computer-based Manual Control Systems * Computer-based Traffic Management Systems * Dark territory control systems * Electro-mechanical centralized traffic control (cTc) machines *

Yard The yard (symbol: yd) is an English units, English unit of length in both the British imperial units, imperial and US United States customary units, customary systems of measurement equalling 3 foot (unit), feet or 36 inches. Sinc ...

control systems

Clients

Railroads

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 ...

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 ...

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 ...

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 ...

Norfolk Southern Railway 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 ...

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 ...

Ferrocarriles Argentinos Ferrocarriles Argentinos (abbreviated as FA; ) was a government-owned corporation, state-owned company that managed the entire Rail transport in Argentina, Argentine railway system for nearly 45 years. It was formed in 1948 when all the private r ...

Transport Asset Holding Entity The Transport Asset Manager of New South Wales (TAM) is an agency of the Government of New South Wales under the ''Transport Administration Act 1988''. It was previously a state-owned corporation known as the Transport Asset Holding Entity of ...

* Estrada de Ferro Central (1933–57) * RFFSA (1957–84) * CBTU Rio de Janeiro (1984–98) * Supervia *

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 ...

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 ...

* Korean National Railroad * Ferromex * Transportación Ferroviaria * ProRail

Transit

Bay Area The San Francisco Bay Area, commonly known as the Bay Area, is a region of California surrounding and including San Francisco Bay, and anchored by the cities of Oakland, San Francisco, and San Jose. The Association of Bay Area Governments ...

Chicago Chicago is the List of municipalities in Illinois, most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 United States census, 2020 census, it is the List of Unite ...

Massachusetts Bay Massachusetts Bay is a bay on the Gulf of Maine that forms part of the central coastline of Massachusetts. Description The bay extends from Cape Ann on the north to Plymouth Harbor on the south, a distance of about . Its northern and sout ...

Metro Atlanta Metro Atlanta, designated by the United States Office of Management and Budget as the Atlanta–Sandy Springs–Roswell metropolitan statistical area, is the most populous metropolitan statistical area in the U.S. state of Georgia and the sixt ...

* Niagara Frontier *

NJ Transit New Jersey Transit Corporation, branded as NJ Transit or NJTransit and often shortened to NJT, is a state-owned public transportation system that serves the U.S. state of New Jersey and portions of the states of New York and Pennsylvania. I ...

New York City New York, often called New York City (NYC), is the most populous city in the United States, located at the southern tip of New York State on one of the world's largest natural harbors. The city comprises five boroughs, each coextensive w ...

* Southeastern Pennsylvania * Washington *

Toronto Toronto ( , locally pronounced or ) is the List of the largest municipalities in Canada by population, most populous city in Canada. It is the capital city of the Provinces and territories of Canada, Canadian province of Ontario. With a p ...

* Amsterdam Municipal Transport Taipei Rapid Transit Corporation

Major accomplishments

* First Centralized traffic control (cTc) machine, 1927. * "NX" (eNtrance-eXit) systems ( relay-based cTc), 1937. * First fully automated

freight yard A rail yard, railway yard, railroad yard (US) or simply yard, is a series of tracks in a rail network for storing, sorting, or loading and unloading rail vehicles and locomotives. Yards have many tracks in parallel for keeping rolling stock or ...

, 1955. * Computer-based central control office, 1968. * First fully automatic computer-planned and executed train meet, 1981. * Microprocessor based

Interlocking In railway signalling, an interlocking is an arrangement of signal apparatus that prevents conflicting movements through an arrangement of tracks such as junctions or crossings. In North America, a set of signalling appliances and tracks inte ...

("Vital Processor Interlocking"), 1986.Alstom Signalling Inc.(2010)
"Rochester Signalling and Control Systems."
* Amtrak Northeast Corridor Improvement Project, 1980s. * 100th Anniversary, 2004.

References

External links

Alstom Signaling division

- introduced 1908 * John Street location * Sawgrass Drive location * West Avenue location {{Authority control Manufacturing companies established in 1904 Railway signalling manufacturers Defunct companies based in New York (state) Former components of the Dow Jones Industrial Average American companies disestablished in 1998 Alstom Manufacturing companies based in Rochester, New York American companies established in 1904 Manufacturing companies disestablished in 1998