Union Pacific Tier4 #2600 leads the Roseville to Fresno freight just north of Madera.

Brand new UP Tier4 2591 leads a Roseville to West Colton freight down Cajon Pass on the Mojave Sub at Canyon.

A brand-new Tier 4-compliant GE ET44AH, less than a week old, rests with sister #3371 at the yard in North Bergen, NJ. These two locomotives are the newest engines released from the GE plant in Er... (more)

UP 2610 backs down to it's train, seen from the Pepper Ave overpass at West Colton.

UP's first 2600 class ET44AH to make it into Southern California leads the West Colton to El Centro manifest east at Pepper Ave.

UP's first 2600 class ET44AH to make it into Southern California leads the West Colton to El Centro manifest east at Pepper Ave.

UP 2581 heads down out of Cajon Pass between Keenbrook and Dike on the Mojave Sub.

UP 2581 arrives at West Colton, seen from the Pepper Ave overpass.

UP 2581 arrives at West Colton, seen from the Pepper Ave overpass.

2 brand new UP tier4's on their first southbound trip lead the Fresno to West Colton manifest on the Palmdale Cutoff at Canyon as it makes it's way down Cajon Pass.

CSXT 3258E passes El Casco on it's way up Beaumont Hill.

CSXT tier4 power leads a eastbound baretable storage move up Beaumont Hill just east of Ordway.

One of CSX's new locomotives, the General Electric ES44T4, leads a CSX interchanged in Chicago to Los Angeles stack train out of Crozier Canyon on a fine December day in northern Arizona.

A pair of new ET44AH's are seen on the point of a southbound empty grain train as part of a four train meet at Hull.