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how to calculate the size of a footing. Concrete is ordered by volume in cubic yards. The calculator will automatically estimate the number of cubic yards of concrete that will be required.
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A BC Where A Surface area of the footing B Load on the footing in pounds C Load carrying capacity of the soil in pounds per square foot Because decks are not uniform in construction defining the load carried by each footing called the tributary area TA is dependent on design of the deck especially the placement of beams and posts. Determine the width and length of the cement slab in inches. Once you know the total load you can use the chart below to determine the footing size for your soil conditions.
Once you know the total load you can use the chart below to determine the footing size for your soil conditions.
Concrete Footing Calculator To use the Concrete Volume Calculator simply enter the width length and thickness of your pour. If you multiply the area of this section 5 x 5 you will get 25 square feet. Concrete Footing Calculator To use the Concrete Volume Calculator simply enter the width length and thickness of your pour. My calculations came up with 15 34 in.
