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I-70/I-670 Interchange sticky icon

Reinforced Earth Product in Field

Travelers going east or west through Columbus, Ohio, have three route options:  south of downtown along I-70, through downtown on I-670, or bypass the city using circumferential I-270.  All three routes are intersected at different points by I-71, which runs north-south across the city and straight through the heart of Columbus.  The downtown maze where I-70, I-71 and I-670 intersect has long been characterized by high traffic volumes, geometric deficiencies, closely spaced ramps requiring intricate weaving patterns, and a high percentage of both commercial vehicles and large