Data from a new government report show that if all the structurally deficient bridges in the United States were placed end-to-end, it would take 25 hours to cross them while driving at 100km/h. The total distance is around 2,500km, roughly the distance between Boston and Miami. The Washington, DC-based American Road & Transportation Builders Association (ARTBA) is highlighting these findings in a new analysis of US bridge conditions. ARTBA has a list of the top 250 structurally deficient US bridges, state r