https://www.ttnews.com/articles/interstate-system-turns-60-highways-show-their-age
The Interstate Highway System, the backbone of U.S. freight transportation, turns 60 years old this week.
interstate systemturnshighwaysshowage
https://heartland.org/opinion/indiana-begins-studying-tolling-on-interstate-highways/
The Indiana Department of Transportation (IDOT) is contracting with infrastructure consultancy firm HNTB to study how much revenue the state could raise by...
interstate highwaysheartland instituteindianabeginsstudying