Why are highway signs green? A highway expert breaks it down

Green highway signs, also called guide signs, are everywhere, and we pass them by without much thought. But their design has ...
OPB

As Washington state mulls changes to roadside memorial signs, Portlander shares efforts to honor victims of vehicle fatalities

Since 1994, the Washington Department of Transportation has operated a roadside memorial program that allows for the creation and installation of signs along state highways in honor of victims of ...
The Olympian

Can I get a ticket for speeding on a highway ramp in WA? Follow these rules

From zipper merging to drinking in the car and allowing children to ride in the front seat, Washington has a lot of state laws governing safe driving practices. One reader recently asked about ...

New variable speed limit signs are appearing across Texas. What to know

The Texas Department of Transportation is installing new digital signs that let speed limits change in real time.