Following the Truckee River westbound from Reno, a Union Pacific Mixed Manifest is just outside of the Town of Truckee. Ahead waits the real climb to the Summit at Norden.
After crossing the railroad summit at Norden a westbound Mixed Manifest starts the slide down the Western flank of Donner Pass.
Approaching Switch 9 at Emigrant Gap, Union Pacific No. 8233 with a mixed manifest, slides downhill from Norden on the long downhill run to Roseville.
UP 8233 leads the AGBML down San Timoteo Canyon.
A fast moving westbound auto train lead by new UP 8233 descends Beaumont Hill.
The DPU of a loaded coal train passes under the Main Street bridge on its way into the UP Pueblo yard.
An eastbound loaded coal train continues to climb as it nears the Moffat Tunnel.
Powder River coal strugges up the grade at North Mountain.
UP MMEPBB comes from a transfer on the NS West Main towards Tower 17 as it passes through KC Junction.