It would seem I made an egregious mistake on the interior of the C-5 Galaxy.<br/><br/>No modifications are needed.<br/><br/>The Interior actually has two decks. The Passenger compartment looks to be in the aft Upper deck over the cargo hold. As shown in this cutaway. (Just thought you all would get a kick out of this. ;D )<br/><br/>(http://www.airforceworld.com/others/gfx/c5/c5_cv_2.gif)<br/><br/>Interior of the passenger area.<br/><br/>(http://www.theaviationzone.com/images/other/personal/bin/mn_14.jpg)