What was found
DURING C4/S1 CHECK, INSPECTION REPORTED SHEARED RIVETS ON SILL PLATE AT FRAME 69, -Y1292 FLOORBEAM. REMOVED SHEARED RIVETS ON WEB PLATE AFT OF FR68 FLOORBEAM AT -Y1292 IAW SRM 51-42-11, PARA. 6. INSTALLED LOCK FASTENER THROUGH WEB PLATE AFT OF FR68 THAT ATTACHES TO -Y1292 BEAM IAW EA A9-53R-12267.