The formula for cubic yards is this. Click the button to calculate the volume of concrete and man-hours not including mixing needed for this job. Convert the volume into cubic yards of concrete needed.
As a result you will need this calculation in cubic yards so multiply cubic feet by 0037.
Divide the above product by 27 3 cubic feet x 3 cubic feet x 3 cubic feet in the following manner to determine the number of cubic yards of concrete you need. For large concrete jobs - four cubic yards or more - the concrete should be delivered by a ready-mix truck. Choose Round Column or Round Slab on the calculator. 517 pounds of cement or 234kg 1560 pounds of sand or 707kg 1600 pounds of stone or 725kg.