A wreck has closed the Interstate 485 Outer Loop ramp to U.S. 74/East Independence Boulevard, Exit 51A in Matthews.
The wreck happened about 11 a.m. Tuesday, and state highway officials said it could take until 12:30 p.m. to reopen the ramp.
Earlier Tuesday, U.S. 321 northbound was closed in Hudson, Caldwell County, because of an overturned tractor-trailer.
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