Accurately calculate volume, weight, and cost – with multi-area support & reverse calculation
Tip: Thickness is the layer depth, e.g., driveway typically 10-15 cm
Advanced Construction Adjustments
Used for filling transportation overflow and trimming losses
Gravel volume shrinks after compaction; the calculator has already replenished the purchase quantity for you.
Real-time Results
Includes waste & compaction
Based on density
Budget & Retail Conversion
One-click copy parameters and results to share with suppliers or owners