Rock & Rail

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A trio of Rock & Rail RR EMD GP40s roll westward without any cars through Canon City, Colorado. RRRR though the Royal Gorge.jpg
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.


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