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. . . " Ordinance 640 Page 4 a. After initial excavation, the driveway shall be backfilled with Class 4 base material, compacted in place, to an elevation four inches (4") below the finished surface grade of the driveway. b. The driveway construction shall consist ofa minimum of two inches (2") (compacted thickness), Class 5 base material and a minimum of two inches (2") (compacted thickness) bituminous wearing course conforming to Minnesota Highway Department specifications 2331. c. The bituminous wearing course material shall not be delivered to the job site until the Class 5 base material has been placed compacted. (1988 Code ~44.05) Subd. 4. Brick Construction2: a. After initial excavation and compaction of the exposed earth, the driveway shall be backfilled four inches (4") of Class 4 base material, compacted in place, to an elevation four inches (4") below the finished surface grade of the driveway. b. The driveway construction shall consist of a leveled layer of sand not to exceed 1 1h inches deep upon which the bricks or pavers are to be fitted and interlocked, held ion place by an edging material. c. Dry sand shall be scattered over the driveway area and swept into the cracks between the bricks or pavers and repeated as necessary until all voids are filled. Subd. 5. Gravel Construction: a. After initial excavation, the parking area construction (not to exceed 300 square feet in area) shall consist of a minimum of four inches (4") of Class 2 rock or other accevtable material compacted into place. 902.06,t: CURBING STANDARDS: Curbing shall be required for all driveways and parking lots according to the following standards and specifications: Single-family residential - none Two-family residential - none 2 Because of the numerous types and styles of brick and brick pavers available, these construction guidelines may be superseded by individual manufacturer of professional landscape specifications.