The quickest, most efficient way to merge for a construction zone probably isn’t what you think it is. The “zipper merge,” where vehicles run in parallel until one lane physically narrows, is better ...

DURHAM (WTVD) -- NCDOT and North Carolina State researchers are studying the effectiveness of the "zipper merge." The rather unique sign was installed 2 weeks ago where NC 147 meets southbound I-85.

We should all get in touch with the zipper. The zipper merge, that is! Get your mind out of the gutter, and onto the interstate. Not surprisingly, I apparently have been a bit of a dolt for not better ...

Q: Could you explain the zipper merge for merging into construction zones in Minnesota? Is it law or just a rule of thumb? The Minnesota Department of Transportation website explains some of this, but ...

A few simple tips can save you time and reduce frustration in heavy traffic and construction zones, whether during your daily commute or a summer vacation drive. Here's a big one: Use the "zipper ...