Flames tear through 28,000 square foot Encino home under construction

ENCINO, LOS ANGELES (KABC) -- A massive fire broke out at a three-story home under construction Friday afternoon in Encino.

AIR7 HD was overhead as flames tore through the top floor of the 28,000 square-foot structure, sending thick plumes of smoke into the air.

The fire was reported at 2:43 p.m. at 15837 W Royal Oak Rd. The large home was still under construction.

Fire agencies assigned 133 personnel to fight the flames.

Firefighters stayed out of the interior of the home and assumed a defensive posture to fight the flames from the exterior.

Workers were on scene when the fire started but were able to safely evacuate.

No injuries to workers or firefighters were reported and no evacuations of the neighborhood were being ordered.

The cause of the fire was under investigation.