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Compartmentmentalisation of a ship, to reduce floodability
A bulkhead is an upright wall within the hull of a ship or within the fuselage of an airplane. Other kinds of partition elements within a ship aPurpose
Bulkheads in a ship serve several purposes:
increase the structural rigidity of the vessel,
divide functional areas into rooms and
create watertight compartments that can contain water in the case of a hull breach or other leak.
some bulkheads and decks are fire-resistance rated to achieve compartmentalisation, a passive fire protection measure; see firewall (construction).re decks and deckheads.