8-1-27: MATERIALS FOR UNPAVED STREET RESTORATION:
The bottom six inches (6") and the top twelve inches (12") of subgrade backfill shall be the same type of backfill material specified in section 8-1-25 of this chapter. Six inches (6") of class 6 ABC as specified in section 8-1-25 of this chapter will be required on top of the subgrade material. The excavated material may be used for the remainder of the backfill, provided that no materials greater than eighteen inches (18") in diameter shall be used for backfill. (Ord. 8(1991) § 8: Ord. 7(1971) § 5(A)(2)(a))