The superintendent of the water department is hereby directed to charge and collect a reasonable amount for all waters used by any person in flooding trenches and other excavations which have been made or dug in the construction of any sewers, manholes, pipelines, gas mains, telephone or electric light conduits in the city; and the rate to be so charged shall be fixed by the superintendent of the water department.
(1953 Code, ch. 25, § 30)