UP 6045 (AC4400CW-CTE) leads an officer special passenger train towards the crossing at Blue Mountain as it heads west on the Moffat Tunnel Sub.

UP 6045 (AC4400CW-CTE) runs towards the crossing at Blue Mountain as it heads west on the Moffat Tunnel Sub.

A Union Pacific's officer's train runs through the S curve leading to Rocky, Colorado as it heads west on the Moffat Tunnel Sub.

UP 6045 (AC4400CW-CTE) gets ready to lead the Officer's Train out of the North Yard in Denver, Colorado.

UP 6045 & 4533 power an eastbound officer car special.

UP 6045 (AC4400CW-CTE) leads an officer's special up the 2% grade out of Coal Creek Canyon and towards Tunnel #1.

A Union Pacific officer's special runs through Rollinsville, Colorado as it heads towards the Moffat Tunnel.

A Union Pacific officer's special passenger train runs through Rollinsville, Colorado as it heads towards the Moffat Tunnel and the Continental Divide.

A Union Pacific officer's special passenger train runs around the base of Blue Mountain as it heads west on the Moffat Tunnel Sub.

A Union Pacific Officer's Special runs through Rocky, Colorado as it heads into towards the Rocky Mountains on the Moffat Tunnel Sub.

It is daybreak at Aikins as UP 6045 East climbs the hill.

UP EMD SD60 6045, with UP GE C40-8 9111.

UP 6045, 3667, 4474, 7485, 9629, & 4241 are leading an eastbound manifest. Only the first two units are running.

In spite of the appearance, this is not a Union Pacific coal train. Rather it is a Utah Railway coal train with UP power. This is a fairly common occurrence. The location is just short of the Wild... (more)

Unit coal train V771, with Union Pacific power including an SD9043AC trailing, rolls rather slowly along the Short Line at MP22 due to traffic congestion ahead