October 20, 2008 – A BNSF ballast train makes it’s way west from the Summit of the Cajon Pass October 20, 2008 – A BNSF ballast train makes it’s way west from the Summit of the Cajon Pass in Southern California with BNSF 6735 leading. Nikon D300, Nikon 70-300 @ 112mm, 1/500, f/6.3, ISO 200, RAW.