Floor Load Capacity Calculator Floor Load Capacity Calculator Estimate max load, deflection, bending stress, and safety factor Units Metric (m, kN, kPa) Imperial (ft, kips, psi) Floor Length (L) Floor Width (W) Floor Thickness (D) Concrete Grade (MPa) Live Load (kPa) Dead Load (kPa) Beam Spacing (m) Safety Factor Calculate Reset Export CSV Print / Save PDF Results Maximum Uniform Load Maximum Bending Stress Maximum Deflection Applied Safety Factor