A portion of Highway 41 was closed due to a multiple vehicle crash on Monday night.
It was caused by a rockslide outside of Atascadero, CHP reported the crash at 9:30 p.m.
According to officials 3 cars were involved and minor injuries were reported.
The collision happened around a curve and officials say additional cars became involved as they traveled around the bend.
Caltrans crews worked to clear the scene and the highway was reopened just after 11 p.m. Monday night.