Rivet F-814A forward inboard seat rib assemblies to F-814E seat ramp subassemblies. Reinstalled washers and nuts on bottom bolts. Rivet and bolt forward and aft outboard seat ribs to F-806B-1 rear spar attach bulkhead and F-806 D & C rear spar attach bars. Rivet F-815A forward outboard ribs to F-826-1 and fF-827-1 center bottom skins. Took appart rear spar attach bars. Aft bar was inverted. Rivet spar bars to rear spar attach bulkhead. Reinstalled L & R F-814B aft inboard seat ribs.
