ROCKBRIDGE COUNTY, Va. – UPDATE
This crash has been cleared, according to VDOT.
Drivers headed north on Interstate 81 through Rockbridge County can expect delays on Monday afternoon.
A tractor-trailer crash at mile marker 208.7 is causing congestion.
As of 5:38 p.m., traffic was backed up about three miles, according to VDOT.
At one point, all northbound lanes were closed and traffic was backed up nine miles.