Decomposed Granite Calculator
Estimate decomposed granite for pathways, patios and xeriscape ground cover by area and depth. Plan on about 3 inches for a walkable surface.
Decomposed Granite calculator
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How to estimate decomposed granite
- Compact DG in 1.5-2 inch lifts; stabilized DG with a binder holds together better on slopes.
- Crown or slope the surface slightly so water runs off rather than pooling.
- DG weighs roughly 1.4-1.5 tons per cubic yard.
Frequently asked questions
How thick should decomposed granite be?
About 3 inches compacted for a path or patio. Use stabilized DG for high-traffic or sloped areas.