UPDATE 4:53 a.m. (8/5/22): VDOT says a tractor-trailer fire has been cleared in Roanoke County, allowing crews to reopen all northbound lanes on I-81.

ROANOKE COUNTY, Va. (WFXR) — Drivers can expect several miles of delays due to a tractor-trailer fire on I-81 North in Roanoke County.

The Virginia Department of Transportation (VDOT) says that all northbound lanes are closed due to a tractor-trailer fire at mile marker 139.8 of I-81.

(Photo Courtesy: Virginia Department of Transportation)

At 11:52 p.m. on Thursday, Aug. 4, VDOT officials announced traffic was backed up four miles near exit 140 in the Buckingham Estates area.

Updates will be provided as they become available.