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?

Add Yahoo as a preferred source to see more of our stories on Google. Jun. 3—Interstate 5 travelers in Southwest Washington will soon experience improved travel times and reduced congestion during ...

Update: This article was updated Dec. 9 with the latest information on when ramp metering will begin. Drivers will notice some changes that will affect how they merge onto I-465 on the city's ...

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 ...

The Georgia Department of Transportation announced it is installing ramp meters on Interstate 75/85 in Atlanta. The ramp meters, similar to traffic signals, will be installed on the south bound ...

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.

SPOKANE, Wash. — A new ramp meter on the eastbound US 2 on-ramp to I-90 will activate on Thursday, July 6. Starting Thursday, engineers from the Washington Department of Transportation (WSDOT) will ...

INDIANAPOLIS (WISH) — Indianapolis commuters are about to see some major changes. Ramp metering on I-465 on the southeast side of Indianapolis is set to begin on May 6 to help with heavy traffic flow ...