The main parking garage is being extended eastward over the CTA L tracks to add 1,500 spaces and streamline the entrance way.[26] In addition to the redeveloped central food court, new concession options will open in phases including a food court in Concourse A utilizing previously unused space built during the 2010 rebuild of the Gate A4A/B connecting walkway.[26] The program is the largest capital improvements project at the airport since the 2001 terminal redevelopment, and is scheduled to be completed in the winter of 2019–2020.