Clingmans Dome is the most accessible mountain top in the Great Smoky Mountains National Park. The 7-mile (11 km) Clingmans Dome Road, which is open annually from April 1 through November 30, begins just past Newfound Gap and leads up the mountain to the Forney Ridge Parking Area, 300 feet (91 m) below the summit.
Area Calculator. We sell all of our online materials by the cubic yard. A cubic yard is equal to 27 cubic feet. You can use the online calculator to determine how many cubic yards of material are required. As a general guide, 1 cubic yard of aggregate, sand, or dirt is equivalent to 1.5 tons.
River Rock (all) = 1.325 tons (2650 lbs.) per cubic yard. Granite (all) = 1.325 tons (2650 lbs.) per cubic yard. Marble (all) = 1.35 tons (2700 lbs.) per cubic yard Cubic Footage Per Ton Of Building Stone & Flagstone. *15 cubic feet per ton, or 133 lbs. per cubic foot Note: The true cubic footage weights are 145-160 pounds per cubic foot, for solid unbroken stone, or about 13 cubic feet per ton on average.