1195.06 STREET GRADES, CURVES, AND SIGHT DISTANCES.

   (a)   The grades of streets shall not be less than five-tenths percent (0.5%) and shall not exceed the following, unless approved by the Director of Engineering:

      (1)   Freeways, expressways, principal arterials, minor arterials, and major collectors - 4%.

      (2)   Minor collector, local streets, service drives, and alleys - 7%.

      (3)   Pedestrian ways or crosswalks - Per Federal ADA standards.

   (b)   All changes in street grades shall be connected by vertical curves having a minimum length of fifty (50) feet or equal to fifteen (15) times the algebraic difference in the change of grade, whichever is larger.

   (c)   The radii of curvature on the centerline shall not be less than the following:

      (1)   Freeways, expressways, principal arterials, minor arterials, and major collectors - 400 feet.

      (2)   Minor collector, local streets, service drives, and alleys - 100 feet.

         (Ord. 2021-5-30. Passed 5-12-21.)