ROANOKE COUNTY, Va. – UPDATE
This crash has been cleared, according to VDOT.
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ORIGINAL STORY
Drivers heading south on Interstate 81 in Roanoke County can expect delays due to a tractor-trailer crash.
According to VDOT, the crash occurred at mile marker 138.2.
As of 2:12 p.m., the south left shoulder, left lane and right lane are closed. Traffic backups are approximately 5.5 miles, officials said.