ROCK HILL, S.C. — An 18-wheeler overturned on I-77 southbound early Monday morning near Rock Hill, causing the road to close for several hours and traffic to back up for miles.

PHOTOS:

Overturned 18-wheeler causing road closures, major traffic jams on I-77 SB, SOURCE: YCSO

The York County Sheriff’s Office said there was a detour at exit 77. South Carolina Highway Patrol was also helping get drivers onto Anderson Road to Porter Road and back onto I-77.

By about 11:45 a.m., the crash had partially been cleared and one lane of the road was reopened.

>> Check Traffic Team 9′s alternate routes on the Live Traffic Map.

YCSO and SCHP haven’t revealed what caused the accident or if there were injuries.

This is a developing story; check wsoctv.com for updates.

(WATCH: Charlotte airport working on traffic solutions for the holiday season)

Charlotte airport working on traffic solutions for the holiday season

©2023 Cox Media Group

ncG1vNJzZmivp6x7uL%2FOnKuvZpOkunC6xLCqaKSfmK6te86vnKuspae7prCMam9mr5iasq2x0WaZpaeToLavs4yiZHBvXai8tsDHm6auppRiv7CvymafoqScZJaMpLGBbod%2BdIORjZ6tbH6JknxpnpqkuXtraA%3D%3D