Professional Grade Tool

PRECISION CONCRETE
CALCULATOR

Calculate exactly what you need for your next project. Minimize waste, maximize strength.

Post / Tube Stairs

Slab Dimensions

Slab

Typical Thickness Guide

  • 4 inches: Standard patios, sidewalks
  • 5-6 inches: Driveways, light vehicles
  • 6+ inches: Heavy equipment, RV pads
Total Volume 1.23 Cubic Yards
80lb Bags 54 Est. Quantity
60lb Bags 72 Est. Quantity

WHY SOLIDCALC?

Trusted by DIY enthusiasts and professional contractors alike.

01

PRECISION ACCURACY

Our algorithms account for standard aggregate displacement and compression factors to ensure you don't overbuy or underbuy.

02

PROJECT SPECIFIC

Specialized formulas for tubes, slabs, and complex stair geometries unlike generic volume calculators.

03

FREE FOREVER

Professional grade tools without the subscription. Build your patio, driveway, or foundation with confidence.