 (An unmarked on-ramp enters the westbound lanes from L&A Road behind the Kansas City Southern railroad yard).Earhart Expressway is used as a relatively uncongested route for commuters, as well as an alternate to I-10 or Airline Drive to reach Louis Armstrong New Orleans International Airport.The Earhart Expressway is an extension of Earhart Boulevard, a divided four- and six-lane thoroughfare that begins at Loyola Avenue near the New Orleans Union Passenger Terminal.