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  2. Railroad tie - Wikipedia

    en.wikipedia.org/wiki/Railroad_tie

    The crosstie spacing of mainline railroad is approximately 19 to 19.5 inches (48 to 50 cm) for wood ties or 24 inches (61 cm) for concrete ties. The number of ties is 3,250 wooden crossties per mile (2,019 ties/km, or 40 ties per 65 feet) for wood ties or 2,640 ties per mile for concrete ties.

  3. Maintenance of way - Wikipedia

    en.wikipedia.org/wiki/Maintenance_of_way

    Rails are frequently measured in weight per yard, such as 135 pounds (61 kg) per yard (0.91 m). Through the mid to late 20th century, rails were typically bolted together, this has given way to continuously welded rails that have fewer joints. [5] Rails are secured to the ties using a fastener. With wood ties, spikes are commonly used.

  4. Rail fastening system - Wikipedia

    en.wikipedia.org/wiki/Rail_fastening_system

    Many railways use large wood screws, also called lag screws, to fasten the tie plates (or baseplates) to the railroad ties. Tie plates came into use around the year 1900, before which time flanged T rail was spiked directly to the ties.

  5. History of the railway track - Wikipedia

    en.wikipedia.org/wiki/History_of_the_railway_track

    Rails were typically specified by units of weight per linear length and these also increased. Railway sleepers were traditionally made of Creosote-treated hardwoods and this continued through to modern times. Continuous welded rail was introduced into Britain in the mid 1960s and this was followed by the introduction of concrete sleepers.

  6. Railway track - Wikipedia

    en.wikipedia.org/wiki/Railway_track

    A railway track (CwthE and UIC terminology) or railroad track (NAmE), also known as permanent way (CwthE) [1] or "P Way" (BrE [2] and Indian English), is the structure on a railway or railroad consisting of the rails, fasteners, sleepers (railroad ties in American English) and ballast (or slab track), plus the underlying subgrade.

  7. Cleanup of pollution from Springfield railroad tie facility ...

    www.aol.com/cleanup-pollution-springfield...

    The former Kerr-McGee Wood Treatment Facility has been a source of concern for both environmental and public health factors for decades. ... The facility at 2800 W. High St. treated railroad ties ...

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