Not many tunnels in Chicago, but plenty of bridges. A four-pack of Rio Grande Tunnel Motors brings a coal train across the Cal-Sag Channel on the IHB. Tom Golden photo.
Some pigeons scatter as a southbound Grand Trunk Western freight rattles over one of the bridges spanning the Calumet Sag Channel into Blue Island, Illinois, on December 3, 1988. The truss bridge ... (more)
A CSX crew working on the diamonds takes a brief break to allow an Iowa Interstate train, crossing the Calumet Sag Channel on the Baltimore & Ohio Chicago Terminal (also known as the Indiana Harbo... (more)