Every point on the boundary line of the diagram represents a unique failure state of the column. Because columns can fail in different ways depending on the ratio of axial load to moment, the curve is not a simple linear relationship.
Calculate the locations of the reinforcement bars relative to the extreme compression fiber. column interaction diagram excel
In Excel: = (C_c * (h/2 - a/2)) + (C_s_corrected * (h/2 - d_prime)) + (T * (d - h/2)) Every point on the boundary line of the