UPDATE: As of 5:05, VDOT reports that the left lane of I-81 S has reopened in Wythe County.

WYTHE COUNTY, Va. (WJHL) – Crashes along Interstate 81 have closed multiple lanes, officials say.

According to a listing on the Virginia Department of Transportation (VDOT) 511 Traffic Information System, a tractor-trailer crash near mile marker 84.3 closed the left lane and shoulder Tuesday evening. Later that day, another crash closed all Northbound lanes of Interstate 81 around Mile Marker 24.

Traffic was seen building up in the area near Exit 84 as of 5 p.m. Tuesday. Traffic was also seen near Exit 22.