(a) The base shall be smooth and shall consist of undisturbed or compacted earth. A stone, gravel, limestone screening or nonsettling material approved by the CBO may be used as a leveling course. Excavations or trenches under a drive must be compacted and filled with a nonsettling material. Fills shall be placed in four-inch lifts and each lift shall be compacted. Use of foundry byproducts will not be permitted.
(b) The subgrade or base shall be dampened if dry before pouring.
(Ord. 2003-20. Passed 4-9-03.)