Construction tool

Order concrete with a clearer number.

Estimate volume, cubic yards, and bag counts for slabs, footings, columns, and circular forms.

Start with the shape of your project.Slabs · Footings · Columns · Circular slabs
About this calculator

Get the volume right
before delivery day.

Choose a project shape, enter dimensions, and add an editable allowance for waste. Results show cubic feet, cubic yards, and an approximate 60 lb bag count.

Useful for

  • Patios and slabs
  • Rectangular footings
  • Columns and round footings
  • Small bagged-concrete projects