Arizona is testing the limits of how fast Americans can legally drive, with a proposal that would scrap daytime speed caps on long, empty stretches of interstate. The plan would make the state a ...

The State of Arizona has pending legislation that would do away with speed limits during daytime hours on select stretches of rural road. Arizona Rep. Nick Kupper has put forward the Reasonable and ...

Arizona's State Route 24 speed limit was increased from 45 mph to 55 mph in December. A state study found most drivers were already traveling between 55 mph and 68 mph on the freeway. SR 24 is a ...

Arizona's newest freeway recently saw a 10 mph speed limit increase after a study found that most people zoomed along the road anyway. A study conducted by the Arizona Department of Transportation in ...