Officials with the California Highway Patrol received reports after 8 p.m Friday of a crash that occurred on Westbound 178 just east of Beale Ave.
According to CHP, one person is injured after the car rolled over.
Two lanes of traffic are closed on the westbound side as crews clear the roadway.
The driver has not yet been identified and the driver's condition is unknown.
It is not known of drugs or alcohol were a factor.