You will need 1.31 cubic feet for a cylinder that is 3' wide x 5' tall.
This cylinder will require 1.4 cubic yards of concrete (this assumes a length of 12' and a width of 2').
1000 square feet/9 = 111.1 square yards of concrete 6 inches thick. This is the same as 111.1/4.5 = 24.7 cubic yards of concrete.
2.2469 cubic yards for each inch of depth.
That depends on the length and width of your construction.
how may yards of concrete are needed for a floor 24 x 25 feet?
This cylinder will require 1.4 cubic yards of concrete (this assumes a length of 12' and a width of 2').
It would be much easier to calculate an answer if we knew the dimensions of the cylinder. A drinking straw cannot hold as many cubic yards as a section of 12-ft concrete sewer pipe.
At 4" thick you will need 1.23 cubic yards.
How deep? 1 inch will take .7 yards
The term "yards" of concrete means cubic yards.
You will need 0.56 cubic yards of concrete.
You will need 17.8 cubic yards of concrete.
.99 yds
1.67 cubic yards.
37.03 yards
1.8 cubic yards will do it.
0.89 cubic yards.