Plan your quantities

    Material calculator

    Start with your measurements. Calculate a planning estimate and bring it into your material request.

    01

    Choose your material

    We’ll keep the estimate with your selection.

    02

    Enter your measurements

    Choose the units for your dimensions, area or volume.

    Extra material

    15% recommended minimum

    Added to your measured volume. Some projects need more. Adjust only if your project requirements call for a different allowance.

    Planning estimate only. Actual quantities vary with material, gradation, moisture, compaction and site conditions. The allowance does not guarantee sufficient material. Terra Group does not guarantee coverage, delivered weight, design suitability or final order quantities from this calculator. Confirm specifications and quantities with your project professional and Terra before ordering. Liability that cannot lawfully be excluded is preserved. Calculator terms.