Formula Find Aggregate Crushing Value

the aggregate crushing value, as determined by bs 812: part 110, shall be a maximum of 20 % for the wearing course aggregate and a maximum of 25 % for the intermediate and base courses aggregate ? the average water absorption by the aggregate for all courses shall not exceed 1.5 % except for base course where it shall not exceed 2.0 % when tested in accordance with bs 812 3.10mineral .