Mich. Admin. Code R. 247.254
Current through Vol. 24-22, December 15, 2024
Rule 54. The surface of a paved driveway, excluding right-turn lanes, shall be concrete, bituminous or equivalent surfacing material. The thickness of the surface and the base to be used shall be sufficient to provide the bearing capacity needed to carry the proposed traffic loads. A 2 1/2-inch, 250 pounds per square yard, bituminous mix on 8 inches of compacted gravel, 8 inches of unreinforced concrete or equivalent surfacing material which meets current department standard specifications for highway construction is acceptable for normal driveway traffic loads over stable soil.
Mich. Admin. Code R. 247.254