Fee for vans or exiting freeways the car which its completion passing.
Angry truckers celebrated this May Day by blocking freeways in Los Angeles and container terminals in Oakland and Stockton.
At around three hours the drive is a breeze on one of Vietnam's most impressive new freeways.
The 1994 Northridge earthquake in Los Angeles, California, caused the closure of two major freeways and damage to the arterial network.
However, America's car-orientated and car-dependent lifestyle goes beyond the culture of fast cars and freeways.