Asphalt Tonnage Calculator
Calculate accurate asphalt tonnage and weight for material ordering and project planning.
Asphalt Calculator
Calculate volume, tonnage, and area instantly
How to Calculate Asphalt Tonnage
Calculating asphalt tonnage accurately is essential for ordering the correct amount of material for your paving project. Our asphalt tonnage calculator uses industry-standard density values to convert volume measurements into weight. The calculation involves three steps: determining the volume of asphalt needed, applying the appropriate density factor, and converting to tons for material ordering.
Standard Density Values
Standard hot mix asphalt has a density of approximately 2400 kg/m³ (150 lbs/ft³). This means:
- 1 cubic yard ≈ 2.2 tons (4,400 lbs)
- 1 cubic meter ≈ 2.4 tonnes
Note: Different mixes have different densities. Light mixes are around 2200 kg/m³, while dense graded mixes can be up to 2500 kg/m³.
To calculate asphalt tonnage manually, multiply length × width × thickness to get volume, then multiply by the density and convert to tons. For example, a 20 ft × 10 ft × 3 inch driveway equals 50 cubic feet or 1.85 cubic yards. At 2.2 tons per cubic yard, this requires approximately 4.1 tons of asphalt. Our asphalt tonnage calculator performs these calculations instantly with support for multiple measurement units.
Pro Tip: Order Extra Material
Always order 5-10% extra asphalt tonnage to account for compaction, waste, and irregular areas. Asphalt compacts during installation, reducing volume by approximately 5-8%.
The asphalt tonnage calculator provides base estimates - discuss your specific project with suppliers to determine if additional material is needed for your site conditions. Proper tonnage calculation prevents costly delays from material shortages.