contractor-resources · 3 min read
Waste Factors
What waste factor to add to each material, in one table.
Typical values
| Material | Waste factor |
|---|---|
| Bulk rock, mulch, DG | 5 – 10% |
| Concrete (ready-mix) | 5 – 10% |
| Pavers, straight-lay | 5 – 8% |
| Pavers, diagonal or complex | 10 – 15% |
| Flagstone | 10 – 20% |
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Compaction Factors
How much extra to order so your compacted layer actually hits spec.
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Material Estimating Guide
Three steps — measure, depth, waste — that work on every bulk material.
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Why Waste Factor Matters in Estimating
Running short costs more than the excess — a small waste factor prevents a costly re-delivery.
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These results are estimates only. Confirm final quantities, compaction, waste, and delivery requirements with Yardexa before ordering materials.