Both southbound lanes of Interstate 81 at mile marker 87 in Pulaski County are closed due to an accident involving a tractor-trailer.
Drivers are encouraged to avoid the area, seek alternate routes and expect delays.
For traffic information and updates on this incident, visit www.511Virginia.org.
UPDATE:
The right lane of I-81 in Pulaski County at mile marker 87 is now open. As of 4:20 p.m., southbound traffic is backed up for approximately seven miles.
The left lane is expected to remain closed for several hours as the overturned tractor-trailer is being unloaded.
Check 511 for the latest information on this incident.
