Sears (Willis) Towerkeeping an eye on the yard.
Metra & Amtrak
Chicago Terminal Yard (Chicago Union Station) -
South Side Chicago, Illinois, USA
29 May 2013
Metra #197 [EMD F40PHM-2] between CP Taylor & CP Roosevelt
A classification yard is a railway yard found at some freight train stations, used to separate railway cars on to one of several tracks. From there the cars are sent through a series of switches called a ladder onto the classification tracks.