As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EVIDENCE OF MINOR CORROSION AROUND THE NUTPLATE HOLES ON FLOORBEAM CAP LBL 27 FROM FS 574 TO FS 621.00. DURING CLEANING OF CORROSION AROUND NUTPLATE HOLES ON FLOORBEAM CAP LBL 27 FROM FS 574 TO FS 621 FOUND CORROSION TO BE BEYOND. REPAIRABLE LIMITS REF 8776831, OPS 367 AND 368. (CLOSED)