Ready. Set. Go! Texas to open toll road with 85 mph speed limit, the highest in the US An 85 mph speed limit sign is placed on the 41-mile-long toll road in Austin, near the increasingly crowded ...

Oct. 24, 2012— -- Drive 85 mph on State Highway 130 in Texas today and you won't be getting a ticket. It's the legal limit on this 40-mile stretch of a new toll road between Austin and San ...