Calumet-Sag Channel Bridges, Caulmet-Sag Channel, Blue Island, Cook Co...
Significance: All five bridges are identical to one another and employ double tracks, except for the center bridge, which has only a single track. The Indiana Harbor Belt Railroad and the Baltimore & Chicago T... More
Calumet-Sag Channel Bridges, Caulmet-Sag Channel, Blue Island, Cook Co...
Significance: All five bridges are identical to one another and employ double tracks, except for the center bridge, which has only a single track. The Indiana Harbor Belt Railroad and the Baltimore & Chicago T... More
Calumet-Sag Channel Bridges, Caulmet-Sag Channel, Blue Island, Cook Co...
Significance: All five bridges are identical to one another and employ double tracks, except for the center bridge, which has only a single track. The Indiana Harbor Belt Railroad and the Baltimore & Chicago T... More
Calumet-Sag Channel Bridges, Caulmet-Sag Channel, Blue Island, Cook Co...
Significance: All five bridges are identical to one another and employ double tracks, except for the center bridge, which has only a single track. The Indiana Harbor Belt Railroad and the Baltimore & Chicago T... More
Calumet-Sag Channel Bridges, Caulmet-Sag Channel, Blue Island, Cook Co...
Significance: All five bridges are identical to one another and employ double tracks, except for the center bridge, which has only a single track. The Indiana Harbor Belt Railroad and the Baltimore & Chicago T... More
Calumet-Sag Channel Bridges, Caulmet-Sag Channel, Blue Island, Cook Co...
Significance: All five bridges are identical to one another and employ double tracks, except for the center bridge, which has only a single track. The Indiana Harbor Belt Railroad and the Baltimore & Chicago T... More
Calumet-Sag Channel Bridges, Caulmet-Sag Channel, Blue Island, Cook Co...
Significance: All five bridges are identical to one another and employ double tracks, except for the center bridge, which has only a single track. The Indiana Harbor Belt Railroad and the Baltimore & Chicago T... More