Heavy rail (Transit)

{
  "id": "MLC-T-TRA-000170",
  "term": "Heavy rail (Transit)",
  "field": "Transportation",
  "definition": "An electric railway with the capacity to transport a heavy volume of passenger traffic and characterized by exclusive rights-of-way, multicar trains, high speed, rapid acceleration, sophisticated signaling, and high-platform loading. Also known as subway, elevated (railway), or metropolitan railway (metro).",
  "subject": "Transit",
  "references": [
    "National Transportation Statistics, Appendix B: Glossary"
  ],
  "url": "https://mlchart.com/terminology/transportation/heavy-rail-transit/"
}