A more commonly known sign, “Thru traffic merge left” is detailed in the official Caltrans manual as needed when a lane is being dropped at the next exit.

Have you seen the road sign “Right lane closed ahead, merge left,” but while you move to the left lane, other cars fly by you in the right lane? Then they duck into the left lane ahead of the ...

Have you seen the road sign “Right lane closed ahead, merge left,” but while you move to the left lane, other cars fly by you in the right lane? Then they duck into the left lane ahead of the ...

It's easy to stay in the left lane when traveling down the highway, but do you know if it's legal or not? Here's the Alabama ...

The few drivers who attempted to merge into the left lane during the busy lunch hour didn’t have to wait long at all. “It’s really easy if you think about it and everybody does it. It works.

When your lane ends, do you drive to the end and hope someone lets you in, or merge right away? Ohio Department of Transportation explains.

You might think you're being a considerate driver when you switch lanes early ahead of a "zipper merge" sign but MDOT says you're likely only making the backup worse.

Zipper merge A zipper merge is when drivers wait until a designated merge point as opposed to merging "early" when they see signs that a lane is closed ahead.

Maine has been promoting the "alternate merge" for 10 years with signs showing left and right lanes merging into one middle lane.

There’s always someone in the left lane who wants to go faster than you. Best get out of their way and let them suffer the potential consequences.

Yield signs may require drivers to stop and yield to oncoming traffic, rather than zippering into a lane as is done in a merge situation. Do you have a question for Just Askin'?