42.—(1) On completion of loading of the ship and before it proceeds on a voyage, the master or an officer appointed for the purpose by the master shall ascertain—
(a)the ship’s draught at the bow and at the stern;
(b)the trim of the ship by the bow or the stern; and
(c)the vertical distance from the waterline to the appropriate subdivision load line mark on each side of the ship.
(2) The draughts, trim and the vertical distances ascertained in accordance with paragraph (1) shall be recorded by the master or such officer as the case may be in the official log book.