Whenever any bicycle shall be operated by a minor under the age of eighteen in violation of any of the provisions of this chapter, such bicycle may be seized by any member of the Police Department and impounded in the possession of the City. Such bicycle so impounded shall be surrendered to the parents or guardian of the minor without charge after a full explanation to such parents or guardian of the reason for impounding of such bicycle. A complete record of each such impounding shall be kept in the office of the Police Department.