(A) Maximum grades.
(1) The maximum grade of major residential streets shall not exceed 3%.
(2) The maximum grade of minor residential streets shall not exceed 4%.
(3) The maximum grade of cul-de-sac streets shall not exceed 7%, except for those portions of streets not to exceed 600 feet in length where the maximum grade shall not exceed 12%.
(B) Minimum grades.
(1) The minimum grade of concrete streets and gutters shall be 0.3%.
(2) The minimum grade for all other types of streets and gutters and for ditches shall be 0.4%.
(Ord. passed 7-20-1992; Ord. 1996-7-1, passed 7-1-1996)