3.1.1 Where plated
decks are sheathed with wood or an approved composition, reductions
in plate thickness may be allowed.
3.1.2 The steel
deck is to be coated with a suitable material in order to prevent
corrosive action. Where sheathing or composition is used, it is to
be effectively secured to the deck.
3.1.3 Deck coverings
in the following positions are to be of a type which will not readily
ignite when used on decks:
-
forming the crown
of machinery or cargo spaces within accommodation spaces of cargo
ships;
-
within accommodation
spaces, control stations, stairways and corridors of passenger ships.