Calculate project cost based on price per square foot, square yard or square meter. Due to the fact that the square foot is a unit of area, with two dimensions, and the cubic yard is a unit of volume, with three dimensions, this isn't a conversion - it's a calculation. Calculate square feet, meters, yards and acres for flooring, carpet, or tiling projects. Multiply Square Feet by the Depth* = Cubic Feet; Divide Cubic Feet by 27 = Cubic Yards; Multiply Cubic Yards by 1.5 = Tons Needed; For figuring round areas, use the following example: 24 ft round pool – 4″ deep. However, volume is a more accurate measurement than area for determining BTU usage because ceiling height is factored into the equation; each three-dimensional cubic square foot of space will require a certain amount of BTU usage to cool/heat accordingly. Example: Enter the size of the slab you want to build in square feet. It is defined as the volume of a cube with edges one foot in length. Cubic inch to Square feet Calculator Re: Cubic feet to Square feet by Robert Fogt on 08/12/05 at 18:58:15 I looked up broken granite and it has a density of 103 pounds per cubic foot. You can also use a calculator like our square footage to cubic footage calculator to simplify the conversion. How to find Cubic Feet using Square Feet. A 2×6 box 17-3/3 inch square (inside) struck level is a cubic foot. Actually you can make this conversion if you have that third unit of measure - depth. square feet is a measure of area 1 inch = 2.54 cm 1 foot = 30.48 cm 1 foot = .3048 m Comment For that you would need: 640 cubic foot * 103 pounds/cubic foot = 65920 pounds 65920 pounds / 2000 = 32.96 tons But its a fairly risky guess for the amount, since between 5" and 18" is a big difference. The volume formula for a rectangular (or square) box in cubic feet is height(ft) x width(ft) x length(ft), as seen in the figure below: For example, to fill a box with a width of 3ft and a length of 6ft, to a depth of 1ft, you need to multiply 1ft x 3ft x 6ft = 24ft 3 (cubic feet) of gravel, then multiply that by the density. Calculate square footage, square meters, square yardage and acres for home or construction project. Six. Since volume is equal to area times height, simply multiply square feet times the height in feet to find the cubic footage. Northern New Mexico, above 7,000 feet.Similar seasonal climate as Great Barrington, MA, except dryer and more sunshine. For instance, if you’re installing a flooring system that’s 1” thick, you can figure out the product’s coverage area given a particular volume. Start with 1/2 the radius: 12 x 12 = 144 144 x (3.14) x depth divided by 27 x unit weight. How to calculate square footage for rectangular, round and bordered areas. ft.) is a nonmetric unit of volume, used in U.S. customary units and Imperial units. Re: Cubic feet into square feet cubic meter is a volume not an area. Let's convert some cubic units to cubic feet. The smaller the volume, the fewer BTUs are required to cool or heat. a "mongo box" after his insights on concrete mix for counters. Example: Calculate the cubic feet of a 4 meter high, 8 square foot area. Square footage is a measure of area. To calculate cubic yards from a square feet figure, we need to include an extra dimension - height/depth. A square foot is by definition the area enclosed by a square with sides each 1 foot … How to Calculate Cubic Feet with Square Feet? The calculator will indicate the number of 60 lb bags you will need to build a 4 inch or 6 inch slab. Enter measurements in US or metric units. Conversion between cubic inch and square feet. ›› Definition: Square foot. 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