Manhattan Institute, January 12, 2017

This paper outlines the reasons federal spending should strongly favor repairing and maintaining the current infrastructure, not expanding it. As much as 20% of the nation’s major roads are in poor condition, and tens of thousands of the country’s bridges are structurally deficient. Fixing them is an expensive proposition.

https://www.manhattan-institute.org/html/driverless-cars-and-future-american-infrastructure-9973.html