What was found
RIVET HEADS EXHIBIT SIGNS OF PULLING THROUGH THE OUTER SKIN SURFACE AT FS 473 TO FS 485 AT STGR 20L, FLUID STAIN INDICATING POSSIBLE FLUID LEAKING PAST RIVET SHAFTS FROM INTERIOR. INTERIOR INSPECTION SHOWS SIGNS OF FILLET SEALANT BEAD CRACKED AND POSSIBLE SIGNS OF CORROSION BETWEEN LAP JOINT OF SKIN LAYERS. QUILTING POST AAI, 1 RIVET BROKE FREE AND DROPPED AWAY, REVEALING CORROSION ON THE REMAINING HALF OF THE RIVET, VISIBLE THROUGH THE FASTENER HOLE. C-CHECK RO 9/21/2020. REPAIRED PULLED THROUGH RIVETS AT FS 473-FS 485 STGR 20L, REF MHIRJ REO. LEAKS CHECKS GOOD. SEE CIONTINUATION FOR DETAILS. COMPLIED WITH.