Clamped L&R cockpit rails inplace on upper longerons per plans and final drilled #40 the 3/32 holes in longerons. Final drilled #40 the holes in F804 Cener Section bulkheads common with cockpit rails Clecoed the F817 Seat back support plates in place and final drilled #30 common holes Separated the F856 spacers and edged pieces and clecoed them in place Clecoed the WD808 Seat Back support in place Drilled #30 common holes between cockpit rail, spacer, and seat support Final drilled #19 holes that will receive AN509-8R8 screws Final drilled #12 holes in WD808 that receive AN3 bolts