The logo on the side of the machine says Road Zipper. Press releases from the Washington and Oregon Departments of Transportation have at various times referred to it as a zipper barrier machine or ...

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Twice a day, the zipper machine moves 8.5 miles of barrier to create an additional lane for those of you traveling in and out of Dallas 5 days a week.

IONIA COUNTY, Mich. — First, we’re not talking about the so-called “zipper merge.” That’s where drivers approach a lane closure using both lanes right up to the lane closure, then take turns merging ...

Lindsay Corp. LNN announced the launch of its upgraded Road Zipper Barrier Transfer Machine. The modernized barrier transfer machine will ensure improved safety and efficiency with a bold new design ...