Cal. Sts. & High. Code § 8005

“Street superintendent” includes any person, officer or board whose duty it is under the law to have the care or charge of streets, or the improvement thereof, in any city. In any city in which there is no street superintendent, or no such board, the legislative body may designate some other officer or board to perform the duties imposed by this part on the street superintendent, and all the provisions hereof applicable to the street superintendent shall apply to the officer or board so designated.