The crash happened on Friday, August 30 on Avenue 12 at Riverstone Boulevard.
California Highway Patrol investigators say a man driving a Chrysler west on Avenue 12 stopped to make a left turn at Riverstone Boulevard.
A big rig failed to stop and rear-ended the Chrysler.
Officers say the impact sent the semi into the opposite lane, killing Robbins when the two vehicles collided head-on.
The man in the Chrysler was also injured. The big rig driver was not hurt.
Authorities have said alcohol and drugs were not factors in this crash.