Class I freight railroad

{
  "id": "MLC-T-ENV-005080",
  "term": "Class I freight railroad",
  "field": "Environment",
  "definition": "1. Defined by the American Association of Railroads each year based on annual operating revenue. A railroad is dropped from the Class I list if it fails to meet the annual revenue threshold for three consecutive years.\n\n2. Class I railroad that primarily transports freight rather than passengers.",
  "subject": "Built environments",
  "references": [
    "Ports Primer for Communities Glossary; Ports Primer Glossary",
    "40 CFR 92.2 (CFR 2013); 40 CFR 1033.901 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/class-i-freight-railroad/"
}