To
use the Concrete Volume Calculator, simply enter the
width, length, and thickness of your pour, click on whether
you are measuring the thickness in feet or inches, then click
on the Calculate button. The calculator will estimate the
number of cubic yards of concrete that will be required. 
To
use the Block Wall Calculator, simply enter the height
and length of the wall, click on whether you are filling
an 8inch or 12inch wall, then click on the Calculate button.
The calculator will estimate the number of cubic yards that
will be required. Note that this is an estimate. There is
significant variation in fill space among different blocks.
This calculator assumes the use of double openended bond
beam blocks. 
To
use the Concrete Column Calculator, simply enter the
height and diameter of the column, and click on the Calculate
button. The calculator will display the number of cubic yards
required. 
