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. Related Articles.

Starting about 1.5 miles ahead of the lane closure, a series of signs were placed on both sides of the road, “Road work ahead,” “Use both lanes to merge point,” “Lane closed ahead” and ...

Starting about 1.5 miles ahead of the lane closure, a series of signs were placed on both sides of the road, “Road work ahead,” “Use both lanes to merge point,” “Lane closed ahead” and ...

If you’re in a hurry to get somewhere, there’s one sign you don’t want to see along the highway: “Left (or Right) Lane Closed Ahead.” In most driver’s education classes, we’re taught ...

On U.S. 12 and State Route 8, WSDOT uses smart signs that put up variable messages to meet the real-time demand. They do instruct drivers to use both lanes and take turns at the merge point.

Question: I read your last article about road construction and work zones. Can you talk about the zipper merge? It seems like a lot of people don’t know what it ...

A zipper merge is when drivers wait until a designated merge point as opposed to merging "early" when they see signs that a lane ... right in the same direction of traffic, merge into the left ...

A zipper merge occurs when drivers use both lanes of traffic until reaching a merging point, where motorists then take turns ...

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

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'? Send it to us at ...

Dear Johnnie: There is a lot of motorist confusion at the southbound intersection of South Pratt Parkway, near where it crosses Ken Pratt Boulevard, which was redone a few years ago.