Variable Speed Limits Are Popping Up Across America – Here's How The System Works

A variable speed limit system changes the max speed limit throughout the day. Instead of a static limit, it's based on road ...
Austin American-Statesman

Variable speed limits are coming to Texas highways. Here’s how they work.

Drivers across Texas may soon see speed limits change in real time. Digital signs flashing different speed limits are starting to pop up on Texas highways. They're part of a new initiative in the ...