Brief Description: constructed splice section for bottom skin
Cut 0.020" aluminum section to add 12" spliced section to bottom skin. Layed out multiple row splice pattern. flanged splice section and matched to existing piece. Match drilled rivet pattern. Dimpled skin and splice and riveted with countersunk rivets.
Place combined piece in location, match drilled holes thru F8 and skin. clamped and clecoed piece in place and marked trim line on skin. Removed skin, trimmed to fit and smoothed all edges. Deburred rivet holes and dimpled skin and bulkheads.
Returned piece to location, clamped and clecoed pending final riveting.
Per AC43.13-1B table 4-10 for single lap joint of 0.020" is 75% of 4.9 per inches of W
width of panel is 23". Wx.75x4.9= 85 rivets reqd. Splice as made has 83 rivets plus 3 each in each flange.
