CHARLOTTE -- An overturned tractor-trailer resulted in multiple lane closures on Interstate 77 Tuesday morning near Brookshire Freeway. 

The accident was first reported around 2:00 a.m. and it blocked all southbound lanes under the Oaklawn Bridge and some northbound lanes near Exit 12 at Beatties Ford Road.

The road was expected to open fully at 7:00 a.m., but several lane closures remained through the morning commute. 

Police have not said how the tractor trailer flipped, but it smashed the guard rail in between the north and southbound lanes.

There were no reports of injuries.

Traffic detours:

Take Exit 12 for LaSalle Street and turn right onto LaSalle Street Turn left onto Beatties Ford Road. Turn left onto the NC-16 S ramp to Brookshire Freeway East. Merge onto NC-16 South / W Brookshire Freeway. Take Exit 5 B to reaccess I-77 South.

I-77 South Alternate Route: Take Exit 13B for I-85 South. Take Exit 36 for NC-16/Brookshire Blvd. Keep left and turn onto NC-16 South. Take Exit 5B to reacess I-77 South.