As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN FLOOR PLATE CORR0DED AT STA 1680 - 1684, RBL 45 TO RBL 53. RECHECKED FOR EXCESSIVE MATERIAL LOSS AT STA 1681 RBL 49-50 AND RBL 51-53. MAJOR REPAIR ACCOMPLISHED. AFT CABIN FLOOR DECK PLATE CORROSION BLENDED AND REPAIR DOUBLER INSTALLED AT STA 1681.