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A concrete slab calculator works by calculating the amount of concrete needed in cubic feet by multiplying together the values in feet for the length, width and depth of the concrete slab. The result is divided by 27 to ... More »

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Concrete calculators are available at Calculator.net, ConcreteNetwork.com, CalculatorSoup.com and AdvanceReadyMix.com, as of 2015. These websites provide free software applications that determine an estimated amount of c... More »

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Multiply figures for length, width and thickness, measured in feet, and divide by 27 to determine the yardage of concrete required. Multiply the total yards by 1.05 to allow for a margin of error to ensure enough materia... More »

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A slab of concrete that is 8 feet by 8 feet by 16 feet , or 1024 cubic feet, weighs 136,192 pounds of 61,762.44 kilograms if it is pre-mixed. Calculator.net provides a concrete-volume calculating tool. More »

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It requires two 80-pound bags of standard concrete mix for a 4- to 6-inch-thick concrete slab that is 2.0801 square feet, which is equal to 3 cubic feet. So, two 90-pound bags of concrete should get the job done. More »

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The price per cubic yard of concrete is determined by multiplying the desired finished length, width and depth of the concrete and dividing that number by 27. This depends on the type of concrete being used, how much is ... More »

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Multiplying the length, width and depth, converted to yards, of the area in question provides the amount of concrete needed in cubic yards. This formula is applicable for any square or rectangular area, commonly referred... More »

www.reference.com Home & Garden Home Maintenance Building Materials