Standard gauge

{
  "id": "MLC-T-IND-005611",
  "term": "Standard gauge",
  "field": "Industrial and trades",
  "definition": "The specific distance between the inner faces of the two rails of a railway track, defined as 4 feet 8½ inches or 1,435 millimeters. This measurement became the predominant track gauge for railways worldwide, allowing for interoperability of rolling stock between different networks and countries. Approximately 55% of the world's railway lines use standard gauge, contrasting with broad gauges like those in Russia (1,520 mm) and narrow gauges used for industrial or mountain railways.",
  "subject": "Rail equipment",
  "see_also": [
    "narrow gauge",
    "broad gauge"
  ],
  "translations": {
    "de": "Normalspur",
    "es": "trocha estándar",
    "fr": "écartement standard"
  },
  "url": "https://mlchart.com/terminology/industrial/standard-gauge/"
}