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Study: Zipper lane would cut EB I-70 trips in half

Adding an extra, temporary eastbound lane to Interstate 70 would cut travel time from ski resorts to Denver by about half. That’s according to the initial results of study commissioned by the Colorado Department of Transportation. It found using a reversible “zipper” lane on winter Sundays would cut the drive time from Silver Plume to… Continue Reading Study: Zipper lane would cut EB I-70 trips in half