Speed limits are a subject of constant discussion across America, and because of decentralized state regulation over the limits, there can be a wide variance in limits from state to state. Arizona, ...

Speed limit signs that change according to traffic and weather conditions will go into operation on a much-traveled portion of I-70 on Tuesday. The variable speed limit signs are along a 10-mile ...

INDIANAPOLIS (WISH) — Variable speed limits are coming to a portion of I-465 starting as soon as Tuesday. Indiana Department of Transportation said in a news release issued Thursday that speed limits ...

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 ...

One of the key lessons taught in most driver’s education courses is to reduce the speed of a vehicle when road conditions are snowy, icy or made slick by rain. That same recommendation also applies ...

Variable Speed Limit (VSL) control represents a dynamic approach to managing roadway traffic, allowing for real-time adjustments to speed limits based on prevailing traffic conditions, safety ...

An example of what variable speed limit signs look like above a highway in Washington. Courtesy of the Washington State Department of Transportation When icy conditions led to a 133-car pileup on ...