calculating the amount of concrete needed
CONCRETE CALCULATOR FORMULA:(LENGTH X WIDTH X DEPTH) DIVIDED BY 27 =# OF CUBIC YARDS. EXAMPLE: 18 FEET LONG, 18 FEET WIDE, 6 INCHES DEEP THIS WOULD BE: (18 X 18 X .5)/27 = 6 CU.YARDS. 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.