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.
You recently wondered why drivers find it relatively easy to merge from two lanes to one entering the District on I-295 north (Kenilworth Avenue), using the alternate merge approach, as opposed to the ...
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