10:30 p.m.
VDOT spokesperson Jason Bond tells WSLS all southbound lanes are opened, but the right shoulder is still closed.
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9:07 p.m.
VDOT's 511Virginia.org shows traffic is backed up 3 miles.
Southbound right lane and shoulder still closed.
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8:20 p.m.
Pictures of crash scene from State Police added.
Southbound left lane back open. Right lane and right shoulder still closed.
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6:34 p.m.
VDOT says traffic is backed up 3 miles.
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5:47 p.m.
VDOT spokesman tells WSLS that 3 tractor trailers are involved in the crash.
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5:18 p.m.
VDOT's 511Virginia.org shows a tractor trailer crash is blocking Interstate 81 southbound in Pulaski County.
The accident is located about one mile north of Route 11 exit (exit 89), past Draper.
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