Question: What is the purpose of solid white lines, separating traffic moving in the same direction? Example the ones leading up to the Lowry tunnel in Minneapolis. Does it make it illegal to change ...

Are you one of those drivers who weaves in and out of express lanes to general purpose lanes despite the solid double white lines and signs indicating you shouldn't? If so, you're not alone. Not even ...

Colorado authorities are intensifying their crackdown on traffic express lane rule violators, deploying more roadway surveillance technology and shifting from warnings to $75 civil penalties in an ...

Question: I enjoy reading your column. I have been driving for a number of years but still get confused as to what all the white road markings mean. I know what the white dashes on a road/highway mean ...