347) For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine's theory

348) The permissible diagonal tensile stress in reinforced brick work is

349) The limits of percentage p of the longitudinal reinforce-ment in a column is given by

350) The minimum diameter of longitudinal bars in a column is

351) The minimum cover to the ties or spirals should not be less than