Airport projects could hit $70B by 2021

Given the cost to construct some recent airport terminals, transportation and runway projects, $70 billion is not unrealistic, particularly since that figure is spread out among 50 airports.

Chicago officials are finalizing plans for an $8.5 billion expansion at O’Hare International Airport, where crews will renovate three existing terminals and replace another, increase plane parking space by 25%, make room for larger planes, replace 40 existing gates and add an extra 35.

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