No person riding or operating a bicycle, when upon a public right-of-way or upon space lands owned and/or controlled by the city, to carry another person upon the bicycle; provided, however, that this prohibition shall not apply to bicycles which are built for two persons to ride and propel the same or to the carrying of a child when the child is securely fastened to a seat designed to carry a child or to the rider or operator if the child is under two years of age.
(Prior Code, § 19-1112)