contractor-resources · 3 min read
Compaction Factors
How much extra to order so your compacted layer actually hits spec.
Typical compaction factors
| Material | Loose → Compacted |
|---|---|
| Class 2 aggregate base | 1.20 – 1.30 |
| 3/4" crushed rock | 1.15 – 1.20 |
| Sand | 1.10 – 1.15 |
| Topsoil | 1.15 – 1.25 |
| DG | 1.25 – 1.35 |
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These results are estimates only. Confirm final quantities, compaction, waste, and delivery requirements with Yardexa before ordering materials.