Load Calculator
Estimate distributed / point load on a beam — reactions, shear, and bending moment.
How to Use
- Pick simply-supported or cantilever beam.
- Enter span, load magnitude, and type.
- 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.
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