4 may 2007 - Chicago, O'Hare Int'l Airport. The ATS is fully automated and spans 2.7 miles. It accommodates up to 2,400 passengers per hour. From beginning to end - Terminal 1 to Lot E - the travel time is just nine minutes. All points on the ATS route system are fully accessible to persons with disabilities. Elevators are available at each of the five stops.