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It depends how thick you want it
You will need at least 14 cubic yards.
You will need 17.8 cubic yards of concrete.
12 ft x 10 ft x .333 ft (4 in) = 39.96 cu ft. You need enough concrete for 40 cubic ft.
An 80lb bag of concrete you can at your local home improvement store covers about 4 square foot at 2" thick. So you would need about 144 bags of 80lb concrete.
It depends how thick you want it
You will need at least 14 cubic yards.
For a 4-inch thick slab you will need at least 1.2 cubic yards.
Nor sure how pee gravel is packed, but you need enough for 64 cubic feet.
That depends on how deep (thick) you need it to be. You'll need 1 yard of concrete for every 3/4 inch of thickness of the pad.
You will need 17.8 cubic yards of concrete.
You need 13 yrd's of fill
You need a test kit
12 ft x 10 ft x .333 ft (4 in) = 39.96 cu ft. You need enough concrete for 40 cubic ft.
12 ft x 10 ft x .333 ft (4 in) = 39.96 cu ft. You need enough concrete for 40 cubic ft.
An 80lb bag of concrete you can at your local home improvement store covers about 4 square foot at 2" thick. So you would need about 144 bags of 80lb concrete.
10 yards