As you begin to enter a California highway, you might encounter a ramp meter telling you when you can — or cannot — merge without stopping. What are the rules when those lights are active at on-ramps?

According to California’s Vehicle Code, you do not have to stop and cannot be ticketed if the ramp meter is off and there’s no red light. However, you can be cited if you do not stop at an on-ramp ...

MINNEAPOLIS (WCCO)-- It's a part of your commute that might seem like it's slowing you down. But in reality, it's actually speeding things up and keeping you safe. If you've hit the road on Twin ...

Q. I ride a motorcycle and when I get to a freeway on-ramp with a traffic meter, the traffic detector in the ground doesn’t always sense my motorcycle. I’ve held up traffic waiting for it to change, ...

Other states use ramp metering to reduce crashes, improve travel times and control the flow of traffic entering the freeway. The ramp meters will be used when traffic is slower and congested. They ...

Phoenix area drivers are familiar with freeway entrance-ramp meters that show alternating green and red traffic lights during weekday rush hours. But now, some of the red lights on Interstate 17 ramp ...

PHOENIX — Drivers may be tempted to blow through those pesky traffic flow lights at on-ramps along the Interstate 17, but officials with the Arizona Department of Transportation said that those lights ...