Quadruple

{
  "id": "MLC-T-IND-004615",
  "term": "Quadruple",
  "field": "Industrial and trades",
  "definition": "A section of railway line with four parallel tracks, allowing for high-capacity operations. The tracks are often arranged with two for local services and two for express services, or separated by direction of travel, permitting simultaneous movements and reducing delays. Four-track lines are characteristic of high-density commuter rail corridors and major intercity routes leading into large metropolitan terminals.",
  "subject": "Rail equipment",
  "translations": {
    "de": "vervierfachen",
    "es": "cuadruplicar",
    "fr": "quadrupler"
  },
  "url": "https://mlchart.com/terminology/industrial/quadruple/"
}