so you go below , down through the hull bouncing down the ladders , timing your descent to match the rise and fall of the ship , and you drop down on to the hangar bay and then down another deck to the mess decks and then across the mess decks with the long , rimmed tables where five guys from supply are playing cribbage and one looks up at you and says the senior chief wants to see you and you say when and he says whenever and then you remember that you need to get your hose team qual [ 109 ] signed off because everyone on the flying squad is supposed to be able to do any job on the flying squad , so you go a little aft and swing through the heavy door to the engineering spaces and then down another deck and into dc central .