Interstate 485
Interstate 485 (I-485), also known as the Charlotte Outerbelt, is a 66.68-mile-long (107.31 km) auxiliary Interstate Highway encircling Charlotte, North Carolina. As a complete loop, it is primarily signed with "inner" and "outer" designations, though at some major interchanges, supplemental signage reflects the local compass orientation of the road. The entire route lies within Mecklenburg County.
Source: Wikipedia
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