Core Feature
See every step, verify every result
Every calculation displays the complete methodology: formulas with variables substituted, intermediate results, and direct links to code sections. No more wondering what the software is doing.
- ✓Full formula display with variable substitution
- ✓All intermediate values shown
- ✓Direct code section references (ASCE 7, ACI 318, AISC 360, NDS)
- ✓Three verbosity levels: Summary, Standard, Detailed
- ✓AI-generated plain-language explanations
- ✓Engineer notes and annotations
Wood Beam Design - 2x10 @ 16 ft spanNDS 2024
Flexural Stress Check
F'b = Fb × CD × CM × CL × CF
F'b = 900 × 1.15 × 1.0 × 0.95 × 1.1 = 1,085 psi
NDS 3.3.3 | Table 4A
Actual Stress
fb = M / S
fb = 19.2 kip-ft / 21.4 in³ = 1,074 psi
Utilization Ratio1,074 / 1,085 = 0.99 ✓