501
851
200 t
2501
transfer the load from the top flange to the bottom one
prevent buckling of web
decrease the effective depth of web
prevent excessive deflection
axial forces
shear and axial forces
shear and bending forces
axial and bending forces
lateral loads
longitudinal loads and vertical loads
lateral, longitudinal and vertical loads
lateral and longitudinal loads
d/4
d/3
d/2
2d/3