Nothing in this chapter shall be construed to prohibit the use of experimental and/or innovative processes or procedures for garbage, rubbish and waste material disposal. The operation of such device, process or procedure shall have the prior approval of the public works committee of the city council. The committee shall approve all such devices, processes and procedures that are not in conflict with the health and welfare of the city. Applications for approval of such devices, processes and procedures shall be made to the public works director and any appeal from a decision of the public works committee shall be to the council as a whole. [Prior code § 11.08.250.]