Drc

Note: Because the relative bending slenderness is less than 0.75, there is no need to investigate lateral torsional instability effects and 5.4.1 will apply.

1. Geometric properties

Actual column length, L

Width of the member, b Depth of the member, h Cross-sectional area, A

Section modulus about the y-y axes,

Effective length for buckling about the Le y = 1.0 ■ L y-y axis, Le.y (Table 5.2)

Effective length for buckling about the Le.z = 1.0 ■ L

Second moment of area about the y-y Iy =

0 0

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