A1A-A1A

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English[edit]

English Wikipedia has an article on:
Wikipedia

Noun[edit]

A1A-A1A (countable and uncountable, plural A1A-A1As)

  1. (rail transport, uncountable) A wheel arrangement for diesel and electric locomotives with two three-axle bogies / trucks, the two outer axles of each bogie are powered and the centre axle is unpowered.
  2. (countable) A locomotive with this wheel arrangement.

Usage notes[edit]

A bogie of this type is an A1A bogie:

  • 2021 June 30, David Clough, “Brush: a UK rail icon”, in RAIL, number 934, page 55:
    Overall weight was 87 tons and the locomotive was mounted on two A1A bogies.
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