Jamie asked in Cars & TransportationRail · 1 month ago

Why do some trains have 3rd rails?

4 Answers

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  • Greg
    Lv 7
    1 month ago
    Best Answer

    They are electric trains and the 3rd rail provides the electricity. They are deadly.

  • 1 month ago

    The center rail has power for the electric motor.

    • Mike
      Lv 7
      1 month agoReport

      All the electrified lines I know of have the 3rd rail outside and a bit higher than the running rails.

  • CB
    Lv 7
    1 month ago

    Trains don't have 3rd rails, Tracks have third rails.

  • Rick
    Lv 6
    1 month ago

    It's for the electricity that powers the train ...................

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