Triple Crown is a subsidiary of Norfolk Southern, created to provide Roadrailer services.
With a hub at Fort Wayne, in 2011 routes extended to Minneapolis (through Chicago), Kansas City (through St. Louis), Toronto (through Detroit), Jacksonville (through Atlanta), and Bethlehem (through Harrisburg).
In 2015, routes were reduced to just autopart service between Detroit and Kansas City.
- 1956: C&O Railvans begin testing
- 1957: NYC Flexi-Vans begin testing
- 1958: Flexi-Vans enter revenue service
- 1959: Railvans enter revenue service
- 1961: Railvan name changed to RoadRailer
- 1969: Original RoadRailers out of service
- 1974: Flexi-Vans out of service
- 1978: Bi-Modal Corp. introduces its 45-foot RoadRailer
- 1986: Triple Crown service established
- 2004: RoadRailer service peaks with 9,000n trailers in service
- 2015: Triple Crown reduces service to Detroit-Kansas City
|RoadRailer Platewall Trailer||Bowser|
|RoadRailer Side Door Trailer||Bowser|
|RoadRailer Duraplate Trailer||Bowser|
|RoadRailer Smooth Wall Trailer||Bowser|