In order to take advantage of a gentler grade, BNSF Intermodal train Z-ATGSBD7-23 crosses from Main 3 (with a 3% grade) to Main 2 at Summit, at an elevation of 3775-feet (1150.62 meters) is an int... (more)

BNSF Railway train Z-ATGSBD7-11 winds down the "old main" (Main 3) in the Pine Lodge area of Cajon Pass, California. This was the original grade over Cajon, constructed by Santa Fe pred... (more)