How to Calculate Structural Loads
Total Load: (Dead Load + Live Load) x Area x Safety Factor
Per Linear Foot: Total Load / Beam Span
Common Load Values (psf)
- Residential floors: 40 psf live, 10-15 psf dead
- Residential roof: 20 psf live (30 psf snow areas)
- Office: 50 psf live load
- Retail/Assembly: 100 psf live load
Disclaimer: This calculator is for estimation only. Always consult a licensed structural engineer for actual building design.