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: Click to share on X (Opens in new window) X More Click to share on Facebook (Opens in new window) Facebook Click to print (Opens in new window) Print Click to email a link to a friend (Opens in new window) Email Like Loading...