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Railroad | History, Invention, & Facts | Britannica
Jan 23, 2025 · With modern air-braking systems, the security of a very long train can be assured by fixing to its end car’s brake pipe a telemetry device that continually monitors pressure and automatically transmits its findings to the locomotive cab.
Railroad - Track, Locomotives, Infrastructure | Britannica
6 days ago · Since 1990 great effort has been made not only to speed up new construction but also to improve the original railway system, including such measures as building bridges, laying double tracks, and using continuous welded rail.
Railroad - History, Development, Impact | Britannica
Jan 23, 2025 · The bulk and weight of the steam engine suggested its being mounted on a railway. This occurred in Britain where, in the 17th century, coal mining had become common in the northeast in Tyneside and in South Wales. By 1800 each of these areas also had an extensive plateway system depending on gravity-induced movement or animal traction.
High-speed rail | Definition, History, Technology, Development,
Jan 17, 2025 · High-speed rail (HSR), passenger train that generally travels at least 200 km (124 miles) per hour and can cruise up to 355 km (221 miles) per hour, though some have reached higher speeds. More than 20 countries, largely in Asia and Europe, have high-speed rail networks.
China - Railways, Expansion, Network | Britannica
Jan 26, 2025 · Railway construction began in China in 1876. Because railways can conveniently carry a large volume of goods over long distances, they are of especial importance in China’s transportation system. All trunk railways in China are under …
Deutsche Bahn AG | Railway Network, Intercity Travel, Logistics ...
Dec 19, 2024 · Deutsche Bahn AG, the railway system of Germany created in 1994 by the merger of the Deutsche Bundesbahn (German Federal Railway), the state rail system in the former West Germany, with the Deutsche Reichsbahn (German State …
National railways | Rail Transportation, Infrastructure & History ...
In many countries, the central government owns and operates a national rail system, though some countries have privatized their national rail services in hopes of increasing efficiency and lowering cost through competition. These systems were usually formed from the union of various private railroads purchased or nationalized by the government.
India - Railways, Roads, Infrastructure | Britannica
Jan 17, 2025 · India - Railways, Roads, Infrastructure: With some 39,000 miles (62,800 km) of track length, India’s rail system, entirely government-owned, is one of the most extensive in the world, while in terms of the distance traveled each year by passengers it is the world’s most heavily used system.
Japan - Railways, Shinkansen, Infrastructure | Britannica
Jan 26, 2025 · The mainstay of the country’s extensive passenger rail network is the Japan Railways (JR) Group of companies that was formed in 1987 when the state-run Japan National Railways (JNR) was privatized. The jewel of the JR Group’s operations is the high-speed Shinkansen (“New Trunk Line”).
Trans-Siberian Railroad | History, Map, Geography, & Facts
Jan 15, 2025 · The Trans-Siberian Railroad is the longest single rail system in the world, stretching across Russia between Moscow and Vladivostok. It had great importance in the economic, military, and imperial history of the Russian Empire and the Soviet Union.