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  2. Train shunting puzzle - Wikipedia

    en.wikipedia.org/wiki/Train_shunting_puzzle

    Train shunting puzzles, also often called railway shunting puzzles or railroad switching puzzles, are a type of puzzle. Shunting puzzles usually consist of a specific track layout, a set of initial conditions (typically the starting place of each item of rolling stock ), a defined goal (the finishing place of each rolling stock item), and rules ...

  3. Railroad switch - Wikipedia

    en.wikipedia.org/wiki/Railroad_switch

    A right-hand railroad switch with point indicator pointing to right Animated diagram of a right-hand railroad switch. Rail track A divides into two: track B (the straight track) and track C (the diverging track); note that the green line represents direction of travel only, the black lines represent fixed portions of track, and the red lines depict the moving components.

  4. North American railroad signals - Wikipedia

    en.wikipedia.org/wiki/North_American_railroad...

    Normal Speed - The normal speed for the railroad line, also known as Maximum Authorized Speed (MAS). Limited Speed - A speed less than Normal Speed that was employed starting in the 1940s for use with higher speed turnouts (switches). This speed is defined by individual railroads and ranges anywhere from 40 miles per hour (64 km/h) to 60 miles ...

  5. Janney coupler - Wikipedia

    en.wikipedia.org/wiki/Janney_coupler

    The diagram from Beard's 1897 coupler patent [1]. Janney couplers were first patented in 1873 by Eli H. Janney (U.S. patent 138,405). [2] [3] Andrew Jackson Beard was amongst various inventors that made a multitude of improvements to the knuckle coupler; [1] Beard's patents were U.S. patent 594,059 granted 23 November 1897, which then sold for approximately $50,000, and U.S. patent 624,901 ...

  6. GE 44-ton switcher - Wikipedia

    en.wikipedia.org/wiki/GE_44-ton_switcher

    The GE 44-ton switcher is a four-axle diesel-electric locomotive built by General Electric between 1940 and 1956. It was designed for industrial and light switching duties, often replacing steam locomotives that had previously been assigned these chores. This locomotive's specific 44- short ton weight was directly related to one of the ...

  7. Mauch Chunk Switchback Railway - Wikipedia

    en.wikipedia.org/wiki/Mauch_Chunk_Switchback_Railway

    Josiah White and Erskine Hazard-founding partners of the Summit Hill & Mauch Chunk Railroad Pisgah Mountain and the topography of the Summit Hill and Mauch Chunk Railroad. The Mauch Chunk Switchback Railway, also known as the Mauch Chunk and Summit Railroad and occasionally shortened to Mauch Chunk Railway, was a coal-hauling railroad in the mountains of Pennsylvania that was built in 1827 and ...

  8. Interlocking - Wikipedia

    en.wikipedia.org/wiki/Interlocking

    An interlocking system is designed so that it is impossible to display a signal to proceed unless the route to be used is proven safe. Interlocking is a safety measure designed to prevent signals and points/switches from being changed in an improper sequence. For example, interlocking would prevent a signal from being changed to indicate a ...

  9. First transcontinental railroad - Wikipedia

    en.wikipedia.org/.../First_transcontinental_railroad

    America's first transcontinental railroad (known originally as the " Pacific Railroad " and later as the "Overland Route") was a 1,911-mile (3,075 km) continuous railroad line built between 1863 and 1869 that connected the existing eastern U.S. rail network at Council Bluffs, Iowa, with the Pacific coast at the Oakland Long Wharf on San ...