ServiceMagic - Concrete Calculator Helps Determine The Amount of Materials You Need for Your Project

Project Tools > Calculators > Concrete Calculator

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Concrete Calculator

Shape

Dimension (in ft.)

Thickness

Total Slab Area (in cubic yds)

sq. ft.

Tips on Measuring for Concrete
To estimate how much concrete your project requires, enter your project area measurements�rounded to the nearest foot. The chart below will help you determine which measurements to make based on the shape the area in consideration.

Shape	Formula	Calculator Inputs

	Multiply Length by Width	Length, Width

	Square the circle�s radius; multiply by 3.1416.	Diameter

	Halve the base length; multiply by height. Or, multiply the base length by the height and divide by 2.	Base Length, Height

	Square the short diameter; multiply by .866.	Short Diameter

	Square the short diameter; multiply by .828.	Short Diameter

	Draw the project out on graph paper, with 1/4 inch representing 1 foot. Count up the number of squares. Partial squares count as one.	Length, Width

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