Seven: The correct response to your query, the vessel Ensign Kim was describing. It was designated the Phoenix.
(Bridge) Chakotay: Transverse bulkheads. We've set up emergency force fields between all decks and every section. In the event of a cataclysmic breach most of us will be protected.
Paris: I was inspired by an ancient steamship, the Titanic. The Engineers of the day constructed a series of special bulkheads, kind of like a honeycomb, that would lower into place if they suffered a major hull breach. In theory, they could stay afloat even with half of the ship filled with water.