Slab, Patio & Driveway Calculators
Browse $10 calculators in this category — organized by project group, with each tool featuring its own formula, worked example and technical diagram. All calculators run 100% in your browser — no backend, no tracking. US customary default with metric where useful.
$10 calculators · $4 groups
Slab Core
Slab Thickness Calculator
Calculate slab thickness and volume — for slabs, base and coverage with waste. Enter slab dimensions to get in
OpenSlab Cost Calculator
Estimate slab cost — material, quantity and price with waste. Compare per yard, per bag or per ton for US proj
OpenSlab Reinforcement Calculator
Calculate slab reinforcement count and spacing — how many pieces and equalized centers with waste for US layou
OpenPatio
Driveway & Garage
Driveway Concrete Calculator
Calculate driveway concrete volume, bags and weight — cubic yards/feet, 40/60/80-lb bags vs ready-mix, weight
OpenDriveway Cost Calculator
Estimate driveway cost — material, quantity and price with waste. Compare per yard, per bag or per ton for US
OpenDriveway Thickness Calculator
Calculate driveway thickness and volume — for slabs, base and coverage with waste. Enter slab dimensions to ge
OpenGarage Slab Calculator
Calculate garage slab volume, bags and weight — cubic yards/feet, 40/60/80-lb bags vs ready-mix, weight and co
Open