National Academies report finds US interstate highways need major overhaul; calls for 20-year blueprint for action
Green Car Congress
DECEMBER 9, 2018
All dollar figures are converted 2016 values. The highways serve as both urban commuter and inter-urban travel corridors, integrate the country’s freight system by connecting to major ports and rail hubs, and are critical to the logistics of national defense. The most recent complete data on Interstate Highway spending is for 2014.
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