04/10/2009 … Section 20 Bottom Wing Skins ....Page 20-5 step 10. After placing the Right Wing Assembly into the custom made cradle, where it jointed the Left Wing Assembly, I laid the dimpled and primed W-1028B Wing Box J-Channel Stiffener into the Right Wing Rib notches and then clecoed the dimpled and primed W-1004-R Bottom Inboard Wing Skin to the bottom flanges at the rear spar. Then I used some extra stainless wire and tied back the aluminum W-1004-R Bottom Skin so I could reach the rivets at the back spar flange. This worked great! I was easily able to gain access to the most difficult rivet sets. Then simply rivet towards the sides and front to the main wing spar. When my feet became tired I simple sat on the work stool and “kept on riveting”. Time about 4 hours for the
