Floor Joist Calculator
Calculate Floor Joist Requirements
About Floor Joist Calculator
This calculator determines the proper floor joist size based on span, spacing, loads, and wood species. It follows standard building codes and engineering principles for safe floor construction.
Load Types:
- Live Load: People, furniture, and temporary loads (typically 40 psf)
- Dead Load: Permanent structural weight (typically 10 psf)
- Total Load: Live load + Dead load