Topsoil Equation:
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Topsoil volume refers to the amount of topsoil needed to cover a specific area to a certain depth. It's typically measured in cubic yards (yd³) for landscaping and gardening projects.
The calculator uses the topsoil equation:
Where:
Explanation: The equation converts the volume from cubic feet to cubic yards by dividing by 27.
Details: Accurate topsoil calculation ensures you purchase the right amount of soil for your project, avoiding both shortages and costly excess.
Tips: Enter area in square feet and depth in feet. All values must be positive numbers.
Q1: Why divide by 27 in the formula?
A: There are 27 cubic feet in 1 cubic yard, so dividing by 27 converts cubic feet to cubic yards.
Q2: What's a typical depth for topsoil?
A: For lawns, 4-6 inches (0.33-0.5 ft); for gardens, 8-12 inches (0.67-1 ft).
Q3: How do I measure my area?
A: For rectangular areas: length × width. For irregular shapes, break into rectangles or use online mapping tools.
Q4: Should I order extra topsoil?
A: It's recommended to order 10-15% extra to account for settling and uneven surfaces.
Q5: How much does topsoil weigh?
A: Approximately 2,000 lbs per cubic yard, but varies with moisture content.