In metro Denver, the average commuter spends 200 hours a year stuck in traffic. And pretty much every Coloradan has an I-70 story.
That may be why so many questions about traffic and highways come in through the CPR News project Colorado Wonders.
CDOT’s chief engineer Josh Laipply answered a semi truck’s worth of questions, ranging from why highway on-ramp lights trigger a drag race to the meaning behind weird road signs across Colorado.
Continue reading @ Colorado Public Radio