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've all been there. You're driving down a highway before coming across signs informing you of an upcoming work zone and that one lane will be closing soon. There are two schools of thought on what ...

IDAHO FALLS, Idaho (KIFI) – As the weather warms up, Idahoans will see construction crews working on more projects, and that could mean more traffic delays for drivers. These past few weeks, Idaho ...

Traffic merges at East Holly and North Forest streets for construction in Bellingham in 2009. Most states encourage drivers to utilize the “zipper merge” and wait until reaching the cones to merge.

The zipper merge can be an effective method to manage traffic in congested construction zones. The Michigan Department of Transportation rolls out road signs to notify drivers where it is in place.

Summer is long gone, meaning that nearly all of us have returned to our daily freeway commutes, which are often full of clogged construction zones. Want a tip to make the drive go faster? Use the ...

It goes against everything in us that’s courteous and Minnesota nice. It betrays our years of silently cursing jerks who use the lane that’s closing to zoom around us before “road work ahead.” But ...

Starting in early April, the New York State Department of Transportation will begin lane closures on Interstate 490 at the bridges over the Erie Canal and Kreag Road. The westbound on-ramp at Exit 27 ...

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.