Part of the plan would replace the "people movers" which shuttle passengers.
An airport spokesperson said 12 passengers suffered minor injuries and five were taken to hospitals and some passengers described issues with the evacuation.
A United Airlines flight struck a light pole while on final approach on Sunday afternoon, damaging a tractor-trailer traveling below and sending its driver to the hospital with minor injuries.
The collapse of the U.S.-based Spirit Airlines may mark the end of an era for travelers with a certain financial sensibility.
Federal aviation officials are investigating a United Airlines pilot's report that his aircraft reportedly struck a drone.
A pregnant passenger gave birth aboard a recent Delta flight from Atlanta to Portland, Oregon.