Problem Statement

Slenderness Effects for Concrete Columns in Sway Frame - Moment Magnification Method (CSA A23.3-19)

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Evaluate slenderness effect for columns in a sway frame multistory reinforced concrete building by designing the first story exterior column. The clear height of the first story is 4.75 m, and is 2.75 m for all of the other stories. Lateral load effects on the building are governed by wind forces. Compare the calculated results with exact values from spColumn engineering software program from StructurePoint.

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Figure 1 - Slender Reinforced Concrete Column Cross-Section