The Chicago area is full of interesting bridge structures over its various waterways leading towards Lake Michigan. In the west side of town, multiple railroads cross the South Chicago River & Sanitary Canal on four large cast iron drawbridges at a location the railroad calls, Ash Street.
A southbound freight trains inches across the vintage steel cross-trusses with a Norfolk Southern wide cab locomotive on the front, about the cross the tracks of the former Illinois Central line to Iowa at grade.