Concrete Ark Volume Calculator

Planning a curved patio or a semicircular concrete pour? Calculate the precise concrete volume and the number of bags you'll need for any circular sector or arc.

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How to Use

  1. 1

    Step 1

    Choose your measurement system (Feet/Inches or Meters/Centimeters).

  2. 2

    Step 2

    Enter the radius of the arc.

  3. 3

    Step 3

    Enter the angle of the arc in degrees (e.g., 90 for a quarter circle, 180 for a semi-circle).

  4. 4

    Step 4

    Enter the desired thickness of the concrete.

  5. 5

    Step 5

    Click Calculate to get the volume in cubic yards, cubic meters, and estimated bags.

Frequently Asked Questions

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