ROANOKE COUNTY, Va. – UPDATE 6:40 p.m.:
The tractor-trailer crash has been cleared, according to VDOT.
A tractor-trailer crash is causing delays on both directions of I-81 in Roanoke County, according to VDOT.
Authorities said the accident happened near mile marker 144.
As of 4:30 p.m., drivers can expect delays of 3 miles on I-81 South and 4 miles on I-81 North. The northbound left shoulder and left lane are closed, and the southbound left shoulder and left lane are closed.
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