(1) External openings shall be capable of being
closed so as to prevent water from entering the vessel. Deck openings
which may be open during fishing operations shall normally be arranged
near to the vessel's centreline. However, the Administration may approve
different arrangements if satisfied that the safety of the vessel
will not be impaired.
(2) Fish flaps on stern trawlers shall be power-operated
and capable of being controlled from any position which provides an
unobstructed view of the operation of the flaps.