BNSF 4246 & 4247 power a westbound grain train.
As it nears the peak of its trip over the Continental Divide, a BNSF manifest passes over the last of two tall trestles on the MRL's Mullan Pass.
The Barstow local eastbound on the ICE, headed for Bettendorf.
BNSF 4246 idels away in notch 2 to keep from freezing up.