American roads need $170 billion spent per year to bring them up to standard, an amount that cannot be met alone by public fundings.
More private sector investment is required in the US road transport infrastructure system.
With the arrival of spring, potholes are sprouting across the country. The money needed to fill them, though, is turning out to be harder to find.
While the passing of the Highway Trust Fund by Congress and the efforts by State Governments to allocate more resources will help, it won't be enough to rectify a severe crisis in the nations roads bridges and tunnels - key facilitators of economic growth.