Finished countersinking spar. Riveted remaining nutplates to spar
3 Nov 2016 4 hours

Tonight I finished riveting the nutplates onto the spar. Then it was time to countersink all of the holes in the spar flanges. After that I primed the spar flanges since the countersinking removes the anodized coating.

Tank attach nutplates in the spar web

The access plate nutplates riveted in

More nutplates

All the bazillion holes in the spar flanges countersunk

The spar flanges and tiedowns primed

Design pdevty