When the Department of Transportation doled out $1.5 billion in infrastructure grants last week, one of the largest checks went to a rail overhaul in the Chicago area...."When there's delays at O'Hare, it impacts the whole nation's air transportation," said Joseph DiJohn, a freight analyst for the Urban Transportation Center at the University of Illinois at Chicago. "Likewise, if there's delays in freight here, it can impact the rest of the nation, backing up trains. This is not a local project, it's a project of national significance."
Decongesting Rail Traffic Is a Major Step to Raise Fuel Efficiency
New York Times