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Mastodon (steam Locomotive)
''Mastodon'' was the unofficial name of the Central Pacific Railroad's number 229, the world's first successful 4-8-0 steam locomotive. History and career The engine was designed and built by the road's master mechanic, Andrew Jackson "A.J" Stevens at Sacramento Locomotive Works in 1882. The locomotive had two highly unusual features: the firebox shape and the steam distribution. The only other locomotives to use such a valve gear were the 20 copies of ''Mastodon'' (see below) and CPR #237 '' El Gobernador.'' All other steam locomotives with slide valves had just a single valve in the center. After being readied for its initial shakedown run, the engine met with a minor mishap in which its large "balloon" stack was knocked away from the boiler. During all the careful preparations, apparently nobody noticed that the stack was nearly taller than the doors to the roundhouse. The problem was fixed and an impressive series of trials on the steep grades of the Sierra Nevada soon f ...
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Central Pacific Railroad
The Central Pacific Railroad (CPRR) was a rail company chartered by Pacific Railroad Acts, U.S. Congress in 1862 to build a railroad eastwards from Sacramento, California, to complete the western part of the "First transcontinental railroad" in North America. Incorporated in 1861, CPRR ceased operation in 1885 when it was acquired by Southern Pacific Railroad as a leased line. Following the completion of the Pacific Railroad Surveys in 1855, several national proposals to build a transcontinental railroad failed because of the energy consumed by political disputes over slavery. With the secession of Southern United States, the South in 1861, the modernizers in the Republican Party (US), Republican Party controlled the US Congress. They passed Pacific Railroad Acts, legislation in 1862 authorizing the central rail route with financing in the form of land grants and government railroad bond, which were all eventually repaid with interest. The government and the railroads both shared ...
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4-4-0
4-4-0 is a locomotive type with a classification that uses the Whyte notation for the classification of steam locomotives by wheel arrangement and represents the arrangement: four leading wheels on two axles (usually in a leading bogie), four powered and coupled driving wheels on two axles, and a lack of trailing wheels. Due to the large number of the type that were produced and used in the United States, the 4-4-0 is most commonly known as the American type, but the type subsequently also became popular in the United Kingdom, where large numbers were produced.White, John H., Jr. (1968). ''A history of the American locomotive; its development: 1830-1880''. New York: Dover Publications, pp. 46-. Almost every major railroad that operated in North America in the first half of the 19th century owned and operated locomotives of this type. The first use of the name ''American'' to describe locomotives of this wheel arrangement was made by ''Railroad Gazette'' in April 1872. Prior to ...
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Railway Locomotives Introduced In 1882
Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in tracks. In contrast to road transport, where the vehicles run on a prepared flat surface, rail vehicles (rolling stock) are directionally guided by the tracks on which they run. Tracks usually consist of steel rails, installed on sleepers (ties) set in ballast, on which the rolling stock, usually fitted with metal wheels, moves. Other variations are also possible, such as "slab track", in which the rails are fastened to a concrete foundation resting on a prepared subsurface. Rolling stock in a rail transport system generally encounters lower frictional resistance than rubber-tyred road vehicles, so passenger and freight cars (carriages and wagons) can be coupled into longer trains. The operation is carried out by a railway company, providing transport between train stations or freight customer faciliti ...
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Steam Locomotives Of The United States
Steam is a substance containing water in the gas phase, and sometimes also an aerosol of liquid water droplets, or air. This may occur due to evaporation or due to boiling, where heat is applied until water reaches the enthalpy of vaporization. Steam that is saturated or superheated is invisible; however, "steam" often refers to wet steam, the visible mist or aerosol of water droplets formed as water vapor condenses. Water increases in volume by 1,700 times at standard temperature and pressure; this change in volume can be converted into mechanical work by steam engines such as reciprocating piston type engines and steam turbines, which are a sub-group of steam engines. Piston type steam engines played a central role in the Industrial Revolution and modern steam turbines are used to generate more than 80% of the world's electricity. If liquid water comes in contact with a very hot surface or depressurizes quickly below its vapor pressure, it can create a steam explosion. Types ...
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Southern Pacific Railroad Locomotives
Southern may refer to: Businesses * China Southern Airlines, airline based in Guangzhou, China * Southern Airways, defunct US airline * Southern Air, air cargo transportation company based in Norwalk, Connecticut, US * Southern Airways Express, Memphis-based passenger air transportation company, serving eight cities in the US * Southern Company, US electricity corporation * Southern Music (now Peermusic), US record label * Southern Railway (other), various railways * Southern Records, independent British record label * Southern Studios, recording studio in London, England * Southern Television, defunct UK television company * Southern (Govia Thameslink Railway), brand used for some train services in Southern England Media * ''Southern Daily'' or ''Nanfang Daily'', the official Communist Party newspaper based in Guangdong, China * ''Southern Weekly'', a newspaper in Guangzhou, China * Heart Sussex, a radio station in Sussex, England, previously known as "Southern FM" * 8 ...
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Expansion Valve (steam Engine)
An expansion valve is a device in steam engine valve gear that improves engine efficiency. It operates by closing off the supply of steam early, before the piston has travelled through its full stroke. This cut-off allows the steam to then expand within the cylinder. This expanding steam is still sufficient to drive the piston, even though its pressure decreases as it expands. As less steam is supplied in the shorter time for which the valve is open, use of the expansion valve reduces the steam consumed and thus the fuel required. The engine (on 1875 figures) may deliver two-thirds of the work, for only one-third of the steam. An expansion valve is a secondary valve within a steam engine. They represent an intermediate step between steam engines with non-expansive working and later valve gears that could provide for expansion by controlling the motion of a single valve. Expansion valves were used for stationary engines and marine engines. They were not used for locomotives, altho ...
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Oregon
Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of its eastern boundary with Idaho. The 42nd parallel north, 42° north parallel delineates the southern boundary with California and Nevada. Oregon has been home to many Indigenous peoples of the Americas, indigenous nations for thousands of years. The first European traders, explorers, and settlers began exploring what is now Oregon's Pacific coast in the early-mid 16th century. As early as 1564, the Spanish expeditions to the Pacific Northwest, Spanish began sending vessels northeast from the Philippines, riding the Kuroshio Current in a sweeping circular route across the northern part of the Pacific. In 1592, Juan de Fuca undertook detailed mapping and studies of ocean currents in the Pacific Northwest, including the Oregon coast as well as ...
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Driving Wheel
On a steam locomotive, a driving wheel is a powered wheel which is driven by the locomotive's pistons (or turbine, in the case of a steam turbine locomotive). On a conventional, non-articulated locomotive, the driving wheels are all coupled together with side rods (also known as coupling rods); normally one pair is directly driven by the main rod (or connecting rod) which is connected to the end of the piston rod; power is transmitted to the others through the side rods. On diesel and electric locomotives, the driving wheels may be directly driven by the traction motors. Coupling rods are not usually used, and it is quite common for each axle to have its own motor. Jackshaft drive and coupling rods were used in the past (e.g. in the Swiss Crocodile locomotive) but their use is now confined to shunting locomotives. On an articulated locomotive or a duplex locomotive, driving wheels are grouped into sets which are linked together within the set. Diameter Driving wheels ...
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4-10-0
Under the Whyte notation for the classification of steam locomotives, 4-10-0 represents the wheel arrangement of four leading wheels, ten powered and coupled driving wheels, and no trailing wheels. Central Pacific Railroad's '' El Gobernador'', built in 1883, was the only locomotive with this wheel arrangement to operate in the United States. The name "Mastodon" has also been applied to this type, though this nickname has also been mistakenly used for the 4-8-0 arrangement (Mastodon was the unofficial nickname of the Central Pacific's No. 229, the first 4-8-0 ever built), leading to some confusion. Sources refer to the 4-8-0 as the Twelve-wheeler. Later, these locomotives were named "Super Mastodon's." The Bulgarian State Railways operated a group of 3-cylinder 4-10-0s, their class 11. Other equivalent classifications are: * UIC classification: 2E (also known as German classification and Italian classification) * French classification: 250 * Turkish classification: 57 * Swiss ...
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Leland Stanford
Amasa Leland Stanford (March 9, 1824June 21, 1893) was an American industrialist and politician. A member of the Republican Party, he served as the 8th governor of California from 1862 to 1863 and represented California in the United States Senate from 1885 until his death in 1893. He and his wife Jane were also the founders of Stanford University, which they named after their late son. Prior to his political career, Stanford was a successful merchant and wholesaler who built his business empire after migrating to California during the Gold Rush. As president of the Central Pacific Railroad and later the Southern Pacific from 1885 to 1890, he held tremendous power in the region and a lasting impact on California. Early life and career Leland Stanford was born in 1824 in what was then Watervliet, New York (now the Town of Colonie). He was one of eight children of Josiah and Elizabeth Phillips Stanford. Among his siblings were New York State Senator Charles Stanford (1819– ...
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Cooke Locomotive And Machine Works
The Cooke Locomotive and Machine Works, located in Paterson, New Jersey, manufactured steam railroad locomotives from 1852 until it was merged with seven other manufacturers to form American Locomotive Company (ALCO) in 1901. History The firm was established in 1852 by former Rogers Locomotive and Machine Works superintendent (and son-in-law of William Swinburne of Swinburne, Smith and Company) John Cooke and former Montreal resident Charles Danforth as the Danforth, Cooke, and Company, as a manufacturer of steam locomotives as well as cotton machinery. The company was renamed Danforth Locomotive and Machine Company in 1865, with Danforth serving as president until 1871, four years before his death in 1875. Cooke succeeded Danforth as president in 1871, continuing in such capacity until his own death in 1882, after which Cooke's sons, John, Frederick, and Charles reorganized the firm as the Cooke Locomotive and Machine Works, and continued operating the company as such until t ...
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