Aft Fuselage Assembly – 4 I began by riveting the F-712 bulkhead to F-779. I then riveted the F-711 bulkhead assembly to F-779. Time: 4 hours. Share this: Share on X (Opens in new window) X More Share on Facebook (Opens in new window) Facebook Print (Opens in new window) Print Email a link to a friend (Opens in new window) Email Like Loading...