It was the second overturned vehicle wreck in as many days.
Emergency crews responded to a vehicle rollover accident last night at Sheep Ranch Road near Esperanza in Calaveras County.
It happened just before 8pm.
Dispatchers said a lane of the roadway was blocked by a single vehicle which had rolled over and ended up on its roof.
Reports also indicated that a woman was pinned inside the vehicle.
She was extricated by rescue crews, and an air ambulance was summoned to take the woman to the hospital for unknown injuries.
There´s no word on the woman´s condition or on what caused the wreck.