Okee, you will redo them anyway, but this is going to be a hell of a dramatic scene, looking forward to the final version (and the inbetweens of course). Maybe an idea, give the edges of the decks a torn-up spacecraft texture, in that you can do much finer details without having to handle a gazillion meshparts.

Robert van der Veeke Basugasubasubasu Basugasubakuhaku Gasubakuhakuhaku!! "Better is the enemy of good enough." Dr. Mikoyan of the Mikoyan Gurevich Design Bureau.