EngiRef / Civil Engineering Formula

Cantilever Beam (Uniform Load)

Cantilever Beam (Uniform Load): Maximum deflection of cantilever under uniform load. A Beams formula in civil engineering. Variables δₘₐₓ, w, L, E and I, each…

Beams

Specification

Name
Cantilever Beam (Uniform Load)
Discipline
civil
Category
Beams
LaTeX
\delta_{max} = \frac{wL^4}{8EI}
Description
Maximum deflection of cantilever under uniform load
Conditions
Cantilever, uniform load over entire length
Can solve for
δₘₐₓ, w, L, E, I
Tags
cantilever, beam, deflection, uniform, distributed

Variables

Variables for Cantilever Beam (Uniform Load)
SymbolNameUnitSi UnitImperial Unit
δₘₐₓMax Deflectionmmin
wLoad per Unit LengthN/mN/mlbf/ft
LLengthmmft
EElastic ModulusPaPapsi
IMoment of Inertiam⁴m⁴in⁴

Common questions

What is the Cantilever Beam (Uniform Load) formula?
Maximum deflection of cantilever under uniform load. It sits under Beams, Civil engineering in the EngiRef reference.
What do the symbols in the Cantilever Beam (Uniform Load) formula mean?
In Cantilever Beam (Uniform Load), δₘₐₓ is max deflection in m; w is load per unit length in N/m; L is length in m; E is elastic modulus in Pa; I is moment of inertia in m⁴.
When does the Cantilever Beam (Uniform Load) formula apply?
Cantilever Beam (Uniform Load) holds under this condition: Cantilever, uniform load over entire length.