VALLEJO -- A car fire at the Carquinez Bridge toll plaza spread to the brush, according to the Vallejo Fire Department.
At least four homes were damaged by the fire, Vallejo Fire spokesperson Kevin Brown said.
More homes along Bayhurst Drive, on the hill overlooking I-80, were threatened.
Traffic on eastbound I-80 was being held at the toll plaza.
It was not immediately known how the car caught fire.
City officials in Benicia say residents may notice smoke drifting in.