Load Calculator

Estimate distributed / point load on a beam — reactions, shear, and bending moment.

Calculator Construction Updated Apr 19, 2026
How to Use
  1. Pick simply-supported or cantilever beam.
  2. Enter span, load magnitude, and type.
  3. Reactions and max moment appear.
Beam
Result

Formulas

Simple-UDL M_max
w·L² / 8
Simple-point M_max
P·L / 4
Cantilever-UDL M_max
w·L² / 2 (at support)
Cantilever-point M_max
P·L (at support)

Frequently Asked Questions

Is this code-compliant?

No — this is an estimator. Any real structure requires an engineer's stamp.

Last updated: