UP 6019 & 5183 lead a westbound manifest.

Between West Colton and Redlands on Union Pacific's Yuma Sub, an eastbound manifest passes through Bryn Mawr as it heads toward San Timoteo Canyon and points east.

Working hard up Beaumont Hill, UP 6019 leads this Texas bound manifest at El Casco as it works through San Timoteo Canyon.

With ex-Rio Grande & SP sisters southbound on the UP mainline.