A Los Angeles sheriff deputy was involved in a traffic collision with a big rig. The deputy was transported to a local hospital with unknown injuries and the driver of the big rig was checked out at the scene and was given a DUI Test. A person working nearby heard the accident and came out and helped the Deputy out of the vehicle. Unknown how the accident occurred Los Angeles county sheriff department is handling the investigation with the help of C.H.P. Accident occurred at 180 N. California Ave. There was about 8 to 10 gallons of oil that came from the deputy car and the big rig.