An eastbound Union Pacific autorack train curves through cactus and the green desert plants of springtime at Shawmut, Arizona, on March 30, 2010. The roadbed in the foreground is the former alignm... (more)

UP 8348 is on the point a huge freight exiting Shawmut Siding after meeting the eastbound intermodal train. The 4th motor in the consist is a recently repainted GP60 numbered to the 1000-class (UP... (more)

UP 8348 is on the point a huge freight exiting Shawmut Siding after meeting the eastbound intermodal train that can now be seen rushing off toward Maricopa in the distance.

A late afternoon westbound in the desert west of Shawmut. It was a very slow day and this was the only westbound I saw in 6 hours!

UP 7982 leads two SD70Ms on a westbound stack train winding through one of the many curves around Shawmut Siding.

UP 8365 leads a westbound stack train through Shawmut Siding after doing a rolling meet with an eastbound intermodal.

UP 7960 leads an eastbound intermodal uphill towards Shawmut Siding where it will meet a westbound freight waiting to proceed toward California.

An eastbound snakes through the S curve just west of Shawmut during the monsoon season.

Summer monsoon storms are moving in as this eastbound nears the west switch at Shawmut. Taken at 24mm.

Summer monsoon storms are moving in as this eastbound nears the west switch at Shawmut.

An eastbound works up the hill at Shawmut on a hot and humid afternoon with monsoon storm clouds building. It was only about 105 degrees (F) but the humidity was high at 45%. At least the desert h... (more)

A westbound just leaving the siding at Shawmut just a couple of minutes before sunset on a hot Sunday evening. It had cooled off to 103 degrees F by now :).

An eastbound train snakes through the S curve just west of Shawmut in the mid afternoon. It is only 108 degrees F !

The power on a westbound UP manifest leans into a curve as it descends the Maricopa Mountains on a 1.0 percent grade at Shawmut.

A trio of Norfolk Southern units leads this Union Pacific intermodal train up the hill from Gila Bend towards Shawmut.