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Cubic Yards of Gravel Calculator

Gravel Volume Formula:

\[ V = \frac{L \times W \times D}{27} \]

feet
feet
inches

1. What is a Cubic Yards Gravel Calculator?

Definition: This calculator estimates the volume of gravel needed based on the area dimensions (length and width) and desired depth.

Purpose: It helps homeowners and construction professionals determine how much gravel is required for projects like driveways, walkways, or drainage systems.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ V = \frac{L \times W \times D}{27} \]

Where:

  • \( V \) — Volume of gravel (cubic yards)
  • \( L \) — Length (feet)
  • \( W \) — Width (feet)
  • \( D \) — Depth (feet)
  • 27 — Conversion factor (cubic feet per cubic yard)

Explanation: The calculator converts all measurements to feet, calculates cubic feet, then converts to cubic yards by dividing by 27.

3. Importance of Gravel Volume Calculation

Details: Accurate gravel volume estimation ensures proper project planning, avoids material shortages or excess, and helps with budgeting.

4. Using the Calculator

Tips: Measure the length and width of your area in feet. Enter the desired depth in inches (calculator converts to feet). All values must be > 0.

5. Frequently Asked Questions (FAQ)

Q1: Why divide by 27?
A: There are 27 cubic feet in 1 cubic yard (3 feet × 3 feet × 3 feet).

Q2: How do I measure irregular areas?
A: Break into rectangular sections, calculate each separately, then sum the volumes.

Q3: What's a typical depth for gravel projects?
A: 4-6 inches for walkways, 6-12 inches for driveways, but depends on usage and base preparation.

Q4: How much does a cubic yard of gravel cover?
A: At 3 inches depth: ~100 sq ft. At 6 inches: ~50 sq ft. At 12 inches: ~25 sq ft.

Q5: Does this include compaction factor?
A: No, consider adding 10-20% to your calculated volume to account for compaction.

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