Design the axialy loaded column with the give :Width , b = 300 mm, Depth , d = 300 mm

Grade of concrete , fck = 20 N/mm^2, Grade of steel , fy = 415 KN/m, Axial load , p = 58.06 KN/m, Effective length , leff = 3.6 m ,Assume effective cover = 40 mm.