PLACER COUNTY, Calif. —

An overturned big rig was blocking westbound lanes on Interstate 80 in Placer County Tuesday afternoon.

The crash happened on I-80 west of Rollins Lake Road, the California Highway Patrol said . The area is north of Colfax.

The driver was taken to the hospital by ambulance with moderate injuries, CHP said.

LiveCopter 3 footage showed a big traffic backup in the area. This content is imported from YouTube. You may be able to find the same content in another format, or you may be able to find more information, at their web site.

It is unknown when lanes will reopen.

See our traffic map .

This story is developing. Stay with KCRA 3 for updates.

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