Rock & Rail

A trio of Rock & Rail RR EMD GP40s roll westward without any cars through Cañon City, Colorado.

Rock and Rail (reporting mark RRRR) is a short line railroad operating in southern Colorado that is currently a subsidiary of Martin Marietta Materials.[1] The company began operations in July 1988.[2]

References

  1. ^ "Rock and Rail, LLC". Rock and Rail, LLC. Retrieved June 22, 2017.
  2. ^ "Rock & Rail LLC RRRR #661". www.up.com. Retrieved 2021-10-10.