UP 8686 leads a K-Line stack train up Beaumont Hill.
Ballast loads decend Beaumont Hill near El Casco.
A busy morning along the Yuma Sub as the second eastbound of the morning works through the canyon near El Casco.
Early morning in San Timoteo Canyon finds this eastbound working up grade near El Casco.
Westbound stacks decend the grade though San Timoteo Canyon near El Casco.
Another in UP's fleet of trains along the Yuma Sub works upgrade near El Casco.
UP 4102 leads 3 other EMD on the point of a eastbound at El Casco Lake.
One of UP's last ordered SD70ace's for 2011 leads a eastbound up San Timoteo Canyon at El Casco.
UP 8657 eases towards the signals at El Casco and will come to a brief stop due to traffic ahead.
Near the location of the old SP crossovers at El Casco, This eastbound works hard on a cold morning in San Timoteo Canyon.
Leading what would turn out to be a huge parade of Eastbound trains this morning along the Yuma Sub, UP 7405 works through El Casco in early morning light.
UP 7345 heads West through San Timoteo Canyon at El Casco.
Eastbound ZLAMQ grinds through El Casco as it makes its way through San Timoteo Canyon.
Eastbound autos work upgrade as they pass the signals at El Casco.