Any concrete used for any of the purposes set forth in Section 1512.01 shall:
(a) Contain a cement content of six and one-half bag mix, at ninety-four pounds per bag, of Portland cement;
(b) Contain no more water than will permit a slump between a minimum of two inches and a maximum of four inches;
(c) Contain small, clean, durable and well-graded aggregates of a diameter of one inch or smaller; and
(d) Contain a total air content from all sources of six percent to eight percent at the time of pour.
Notwithstanding the foregoing, if a contractor elects to utilize a super plasticizer as an additive in concrete, a slump between a minimum of eight inches and a maximum of nine and one-half inches shall be required, and the total air content from all sources may exceed eight percent at the time of pour.
(Ord. 133-87. Passed 5-18-87.)