The roadway is again clear this afternoon after an accident at Merced Falls Road and Avenida Central in the La Grange area this morning.
A Villager Van rolled over just before 10am.
The van was reportedly on its roof with a woman pinned inside, on the shoulder of the roadway.
A 4-year-old boy was also reportedly injured, though its not yet known how badly.
Officers with the California Highway Patrol are investigating possible DUI charges, as the driver may have been affected by prescription medication.
The roadway was finally cleared just after 11:20 am.