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?

Originally, onramp traffic meters were active during set periods of time on weekdays, normally peak traffic hours in the ...

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 ...

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 ...

From the Washington State Department of Transportation: SPOKANE, Wash. - Weekday commuters soon will travel more smoothly as they merge onto eastbound Interstate 90 from the Geiger/Grove interchange.

North bound drivers on Highway 195 will soon have a new light to stop at before merging onto eastbound Interstate 90. The Washington Department of Transportation has been installing a stop-and-go ramp ...

Colorado Springs drivers will get a little help merging onto the freeway from South Academy Boulevard. A ramp meter on South Academy to northbound Interstate 25, which will allow one car at a time to ...