About this sand calculator
Cubic yards = length × width × depth in ÷ 12 ÷ 27. Dry sand weighs about 1.35 tons per cubic yard (wet sand more). A 20 × 10 ft area at 3 inches: 1.85 yd³, roughly 2.5 tons or 100 bags of 50 lb. Pavers need about 1 inch of bedding sand on a gravel base.