crawler lane

English

Noun

crawler lane (plural crawler lanes)

  1. (automotive, road transport) On a highway, a slow lane on an uphill incline that is designated for slow-moving traffic such as heavy goods vehicles.
    Synonym: climbing lane
    • 2025 September 17, Alan Whitehouse, “Rebuilding the railway across the Pennines”, in RAIL, number 1044, page 26:
      East of the tunnel, a third track between Huddersfield and the tunnel will act as a 'crawler lane', creating paths for heavy freight traffic heading west.