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 ...

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 ...

From the editorial: "'Don't worry about being ‘Minnesota nice.’ ... It is much safer for motorists to remain in their current ...

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 ...

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 ...

A fact brief that refutes or confirms a claim with supporting information and additional evidence and context.

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 ...

Mayor Paul TenHaken is begging Sioux Falls drivers to use zipper merging as road construction continues around the city, and he's offering a chance to win a truly groan-worthy shirt in the process.