Proof of the existence within the city of an official traffic-control device regulating any part of any street or highway, including any part of any freeway, shall be prima facie evidence that such official traffic-control device was erected or placed by and at the direction of personnel duly and lawfully authorized to do so, in accordance with the applicable provisions of state statute and this chapter.
(1964 Code, § 26-58) (Ord. 6920, § 6, passed 10-1-1973)