Beam Load Calculator

Free Beam Load Calculator — calculate and compare options instantly. No signup required.

ft
lbs

⚠ SAFETY: This is a simplified calculation. Actual beam design must account for shear, bearing, lateral-torsional buckling, and load combinations. Consult a licensed structural engineer.

Max Bending Moment

3,000 ft·lbs

At center of beam

Required Section Modulus

30.00 in³

Max Allowable Deflection

0.400 in (L/360)

Required Moment of Inertia

91.48 in⁴

How to Use the Beam Load Calculator

  1. 1. Enter your values — fill in the input fields with your numbers.
  2. 2. Adjust settings — use the sliders and selectors to customize your calculation.
  3. 3. View results instantly — calculations update in real-time as you change inputs.
  4. 4. Compare scenarios — adjust values to see how changes affect your results.
  5. 5. Share or print — copy the link, share results, or print for your records.
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