Black Hills Central Railroad 108 nears Twin Springs Road as it charges up the 4% grade at Oblivion.
Black Hills Central Railroad 108 nears the end of the 1 mile long, 4-6% grades of Tin Mill Hill as it approaches Old Hill City Road.
Black Hills Central Railroad 108 begins the grueling 6% grade of Tin Mill Hill.
Black Hills Central Railroad 108 works hard up the 4% grade at Oblivion.
After a long day of work, the conductor for the day walks out of the yard to go home in front of Black Hills Central Railroad 108 and 110.
Black Hills Central Railroad GP9 #63, 2-6-6-2T Mallet #110, and 2-6-6-2T Mallet #108 rest in the Hill City yard for their duties the next day.