The Number of 80 pound bags of concreted for a Circular Slab calculator computes the number of 80 pound bags of concrete needed for a circular slab Circular Slab
INSTRUCTIONS: Choose units and enter the following:
Number of Bags (nb): The calculator returns the number of 80 lb bags needed to fill the volume of the circular slab. It also returns the volume of concrete in cubic yards, the water requirement in gallons, the length of the perimeter and the surface area. Note, values with units can be automatically converted to compatible units via the pull-down menu.