Installed nutplates on F805B left and right floor support angle Riveted left and right 805B angles to floor ribs Riveted the left and right F805G gussets to the F806L&R bulkheads Riveted the outboard tab on the forward end of F860A-L&R armrest to the F804H Centersection bulkheads Clecoed and riveted the F816 cockpit rails to left and right side Clecoed F804N bulkhead caps to left and right side Clecoed F817 Seat back support plates to left and right side and riveted in place Clecoed the Seat Back support in place. Installed bolts and screws per plans. Torqued bolts and screws.