Cubic Yards Formula:
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The cubic yards calculation converts an area measurement (square feet) into a volume measurement (cubic yards) when you know the depth. This is commonly used in construction, landscaping, and materials estimation.
The calculator uses the cubic yards formula:
Where:
Explanation: The formula first calculates cubic feet by multiplying area by depth, then converts to cubic yards by dividing by 27.
Details: Accurate volume calculation is essential for ordering materials like concrete, soil, mulch, or gravel, and for estimating excavation volumes.
Tips: Enter the area in square feet and depth in feet. Both values must be positive numbers. The depth can be in decimal feet (e.g., 0.5 for 6 inches).
Q1: Why divide by 27?
A: There are 27 cubic feet in 1 cubic yard (3 feet × 3 feet × 3 feet = 27 cubic feet).
Q2: How do I convert inches to feet for depth?
A: Divide inches by 12 (e.g., 6 inches = 0.5 feet).
Q3: Can I use this for irregular shapes?
A: This works for rectangular areas. For irregular shapes, calculate the area first or use multiple rectangular sections.
Q4: What's a typical depth for landscaping materials?
A: Mulch is typically 2-3 inches (0.17-0.25 ft), gravel 4-6 inches (0.33-0.5 ft), and concrete slabs 4-6 inches.
Q5: How accurate is this calculation?
A: It's mathematically precise, but actual material needs may vary due to compaction, spillage, or irregular surfaces.