JURUPA, Calif. -

A structure fire involving vegetation and more than three-dozen vehicles broke out Tuesday morning in the Jurupa area near Riverside, authorities said.

Firefighters were sent to the 5900 block of Mission Boulevard at 10:36 a.m., according to the Riverside County Fire Department. 

The fire is currently 50% contained. Firefighters said eleven outbuildings, 40 vehicles (most were under repair or salvaged), three motor homes and four residential structures were damaged in the fire.

Authorities are assisting with evacuations of residents, commercial buildings and the Rubidoux Child Care Center located at 5765 42nd Street. Emergency personnel is working with the American Red Cross with information and the location of the evacuation center.

A number of power lines were down in the area, and Mission Boulevard was closed at Pacific Avenue, according to the fire department.

Nobody has been injured in the fire. We'll bring more information when it's available.