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?

I have been warning drivers for years that the Washington Department of Transportation (WSDOT) would be adding ramp meters to the I-90 connection to northbound I-5. The ramp meters went active today.

Jun. 3—Interstate 5 travelers in Southwest Washington will soon experience improved travel times and reduced congestion during their daily commutes, according to a news release from the Washington ...

If you've ever driven on the highway, you've probably seen the traffic lights on some on-ramps that only let one car go at a time. With a little critical thinking you can probably figure out they're ...

New ramp meters will help smooth traffic flow and ease congestion along eight miles of Interstate 5 between Tukwila and Federal Way, the Washington State Department of Transportation reports. WSDOT ...

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.

It’s a grab bag Tuesday. Let’s look at two huge changes coming to your roads. We’ll start with the potential maximum toll changes. As we first reported in May, the Washington State Transportation ...

PHOENIX – Updated technology has allowed the Arizona Department of Transportation to optimize the operation of its freeway ramp meters. The enhanced computer programming lets the meters’ red and green ...

SPOKANE, Wash. — Drivers coming into Spokane on eastbound I-90 will soon notice some new additions to one of the on-ramps. Traffic workers with the Washington State Department of Transportation (WSDOT ...