Staring into the sunlight, BNSF 4141 leads ethanol train K477-02 through the control point at CH Cabin on CSX's Big Sandy Subdivision. Three BNSF units sandwich UP 1988, the MKT heritage unit, as they pass an array of C&O era signals still in service on the 125-mile long line between Catlettsburg and Elkhorn City, KY.
