These cargoes shall be trimmed according to the following
criteria:
.1 the unevenness of the cargo surface measured
as the vertical distance (Δh) between the highest and lowest levels
of the cargo surface shall not exceed B/10, where B is the beam of
the ship in metres, with a maximum allowable Δh = 2 m; or
.2 loading is carried out using trimming equipment
approved by the competent authority.