Concrete Round Slab Volume Calculator

Calculate the exact volume of concrete you need for pouring a full circular slab, round patio, or column footer. It estimates the volume in cubic yards, cubic meters, and standard premixed bags.

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How to Use

  1. 1

    Step 1

    Select your measurement unit system.

  2. 2

    Step 2

    Enter the diameter of your circular slab.

  3. 3

    Step 3

    Enter the thickness (depth) of the slab.

  4. 4

    Step 4

    Click Calculate to get the volume and the estimated number of 80lb or 60lb concrete bags required.

Frequently Asked Questions

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