Tractor-trailer crash caused 8-mile backup on I-81 in Montgomery County

At one point, delays extended into Roanoke County

MONTGOMERY COUNTY, Va. – A Thursday afternoon crash on Interstate 81 caused many headaches for drives.

A tractor-trailer crash at mile marker 128.8, about a mile north of the Ironto exit caused a massive backup in the southbound lanes that at one point reached 8 miles

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VDOT reports that as of 4:31 p.m., all lanes are now open.