6 inches = 1/2 foot
1 cubic yard = 27 cubic feet
Volume = length x width x depth = 4 x 8 x 1/2 = 16 cubic feet = 0.593 cubic yard (rounded)
if that is 3 ft deep it would require 96 yards... IF it is 3 inches deep it would require 24 cubic yards
That's 13 cubic yards of mulch for every 2 inches deep.
.21 yards of sand will fill an area 115 inches by 67 inches to a depth of 2.5 inches.
You will need about 463 cubic yards (around 594 tons) of gravel for this area.
2.37 cubic yards of stone for every 3 inches deep it needs to be
You would need approximately 2.5 cubic yards of gravel to cover a 12' by 15' area at a depth of 2 inches.
if that is 3 ft deep it would require 96 yards... IF it is 3 inches deep it would require 24 cubic yards
You would need 31.88 cubic yards of topsoil to cover 855 sq feet at 6 inches deep.
That's 13 cubic yards of mulch for every 2 inches deep.
.21 yards of sand will fill an area 115 inches by 67 inches to a depth of 2.5 inches.
You will need about 463 cubic yards (around 594 tons) of gravel for this area.
2.37 cubic yards of stone for every 3 inches deep it needs to be
tweleve
1 cubic yard will cover 15 square yards at 3 inches deep.
You would need about 13 cu yards or about 15 tons.
You would need 3,355 cubic yards of soil to cover 6 acres at 24 inches deep.
105 ft * 84 ft * 3 inches = 105/3 yards * 84/3 yards * 3/36 yards = 35 * 28 / 12 cubic yards = 245 cubic yards.