POLI 100K, Railroads and American Politics: Topic 1, Why are Railroads Important?

The Major Class I Railroads

1. Burlington Northern Santa Fe: 27,150 mi (43,440 km)
   
   
   
2. Union Pacific: 27,900 mi (44,635 km)
   
   
   
3. CSX Corporation: 23,125 mi (37,000 km)
   
   
   
4. Norfolk Southern: 21,500 mi (34,400 km)