Due to the location of the tracks, the freeway and sun angle, it is usually easier to chase a westbound train down the hill from Castle Rock to Ogden than to chase an eastbound up the hill. The engineer of doublestack train APLA1 has engines 9220, 9232, 3365, and 9004 in dynamic braking holding back 100 loads, 5,605 tons at Emory, UT on June 7, 1989.

Salt Lake City to Rawlins

Castle Rock train APLA1