Wing Main Spar 13-4-4, 13-4-5, 13-4-11 to 13-5-1
Finishing up work on the main spars, I primed the tie down brackets and left them to cure for a couple of days. Brackets primed and curing I also added a few additional (temporary) supports to my wing cradle so that I could move the spars over and free up workbench space. I'm happy with how the cradle has turned out. When it comes time to attach the skins, I'll remove the temporary supports and finish attaching the support straps. Spars resting on wing cradle. Temporary supports are held in place with clamps for easy removal. I first riveted the nutplates to the tie down brackets with the squeezer. Tie down brackets ready to be riveted to the spars Carefully lifting a spar onto is side and clamping it down, I completed riveting the wing attach (squeezed) and fuel tank attach (bucked) nutplates. For the fuel tank attach nutplate rivets closest to the step bars, I switched to using a 3/4" mushroom set as the 1" set was a little too large to fit. Using clamps and support...