An eastbound "Iowa" waits for a block from UD tower to run on Metra's Rock Island district.

An eastbound Iowa awaits a crew at Rockdale.

It's a sunny and cold morning as an eastbound Iowa awaits the call at Rockdale.

Iowa Interstate 512 basks in the morning sunlight, as it awaits a new crew in Rockdale.

The Iowa Interstate is my favorite railroad to photograph in the snow. Those colors really stand out. An extra eastbound waits on a new crew, with a pair of GP38-2's.

IAIS 157 heads east passing the old Rock Island searchlights on the west side of Rockdale.

IAIS 157 gets a recrew at Rockdale for the rest of the trip to Blue Island.

A clean, Iowa Interstate ES44AC, waits for the call at Rockdale.

A pair of CSX GEVO's await a new crew at Rockdale, with the J746.

IAIS 155 sits in the Rockdale Yard, awaiting permission to advance up to Bridge 407.

CN and Metra replaced their diamonds at Joliet this day resulting in trains being held back. This eastbound ethanol train was sitting at the former Rock Island MP 43 crossovers in Rockdale with n... (more)

The Rock Island heritage unit slows to a stop, in Rockdale. In the process, it passes a set of Rock Island searchlights, that still stand, albeit being inactive for quite some time.

After a crew change, the Iowa 157 is on the move, eastbound through Rockdale, bound for Blue Island.

IAIS 720 waits in Rockdale for a bridge tender to arrive.