Just east of Tucson yard
UP 4492 heads east after changing crews in Tucson.
Ex-SP tunnel motor 8556 leads an eastbound UP freight out of Tucson at sunset.
Highballing east with Union Pacific E units
UP 9070 West is one of several trains parked on the east side of Tucson for the New Year's holiday.
The WR-42 dispatcher runs a hot stack train around a manifest on No. 2 track at Irvington with a CSX Dash 8 on the point.
UP 4430 West meets an eastbound stack at Irvington, as both trains try to improve UP's "bottom line."
A UP train makes East as the West bounds have to wait because of a Track Curfew
An eastbound empty vehicle train is parked at South Yard on No. 1 track awaiting a fresh crew.
An eastbound stack train led by CSX power switches at the east end of Tucson Yard before departing for El Paso.
A westbound intermodal departs Kino at sunset under monsoon skies after an empty autorack on the main has cleared.
UP 4376 West, a unit grain train out of the Midwest, passes a double stack train headed for Long Beach parked at Irvington with Conrail 7313 on the point.
Brand-new SD70M 5054 waits shy of Prince Road in Tucson for an eastbound stack to clear before proceeding on its maiden voyage to the West Coast.
Under threatening monsoon skies, 4605 East departs Tucson, heading right into the fury of the thunderstorm.
As dusk settles over the Santa Catalina Mountains, UP 3898 East departs Tucson with a new SD70M on the point.