Southbound coils head for the Tehachapi grade with a ex Soo Line SD60 in the concest.
Two DPUs assist with braking on a loaded unit steel coil train, as they round the curve at Summit, and begin their decent down Cajon Pass.
With two DPUs shoving on the rear, C44-9W #4632 and two other Dash-9s, lead the U-PITKAI between Marcel and Cable.