Empty tank car train rolling down Soldier pass with the towering Castel Gate rock in the background. Pulling are Morrison Knudsen built MK5000C from 1994/1995, now rebuilt and reclassed as MK50-3, # 5001 and # 5002, SD50S # 6062, SD50S # 6064 in orange G&W paint scheme and MK5000C # 5004.