All public utility franchises granted after the adoption of this Charter, whether it be so provided in the granting ordinance or not, shall be subject to the right of the City:
(1) To repeal the same for misuse, non-use, or for failure to comply with the provisions thereof;
(2) To require proper and adequate extension of plant and service and maintenance thereof at the highest practicable standard of efficiency;
(3) To establish reasonable standards of service and quality of products, and prevent unjust discrimination in service or rates;
(4) To require continuous and uninterrupted service to the public in accordance with the terms of the franchise throughout the entire period thereof;
(5) To impose such other reasonable regulations as may be determined by the Council to he conducive to the safety, welfare, and accommodation of the public.