Rail lengths
Encyclopedia
Rail lengths are made as long as possible, as joints between rails are a source of weakness. Over the decades, lengths increased as manufacturing processes improved.

The following are lengths from the steel mill, without any thermite welding.

Examples

  • (the following rails are not welded from shorter lengths)
  • (1830)   15 feet (4.57 m) Liverpool and Manchester Railway
    Liverpool and Manchester Railway
    The Liverpool and Manchester Railway was the world's first inter-city passenger railway in which all the trains were timetabled and were hauled for most of the distance solely by steam locomotives. The line opened on 15 September 1830 and ran between the cities of Liverpool and Manchester in North...

    • fish-belly rails at 35 lb/yd (17.4 kg/m), laid mostly on stone blocks.

  • (1880)   39 feet (11.9m) United States
    United States
    The United States of America is a federal constitutional republic comprising fifty states and a federal district...

     to suit 40 foot long gondola waggons

  • (1950)   60 feet (18.3m) British Rail
    British Rail
    British Railways , which from 1965 traded as British Rail, was the operator of most of the rail transport in Great Britain between 1948 and 1997. It was formed from the nationalisation of the "Big Four" British railway companies and lasted until the gradual privatisation of British Rail, in stages...


  • {1900)   71 feet (21.6m) - steel works weighing machine for rails

  • (1940s)   78 feet (23.7m) US

  • (2011)   394 feet (120m) Voestalpine
    Voestalpine
    Voestalpine AG is an international steel company based in Linz, Austria. The company is active in steel, automotive, railway systems, profilform and tool steel industries....


  • (2011)   397 feet (121m) Jindal
    Jindal
    Jindal is a gotra in the Agrawal community in India that is often used as a family name. Jindal may refer to:* Jindal Steel and Power Limited, an Indian corporation founded by O. P. Jindal* Jindal Park, in Thanesar, Kurukshetra district, India...


Multiples

Newer longer rails tend to be made as simple multiples of older shorter rails, so that old rails can be replaced without cutting. Some cutting would be needed as slightly longer rails are needed on the outside of sharp curves compared to the rails on the inside.
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