As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN WET AREA FLOOR SUPPORT BEAM APPEAR HIDEN CORR. UNDER LAV FITTING AT RBL 50 STA 947.5 MKD DOT 080. REF AAR N/R 9901092. REMOVED SURFACE CORROSION AT RBL 50 STA 947.5, WORK ACCOMPLISHED BY V095636. CORROSION FOUND WITHIN LIMITS AS PER SRM 53-70-51, ALTERNATIVE 3. INSTALLED FILLER AND LAV FITTING AS PER SRM 53-70-51 REPAIR 8 ALTERNATIVE 3.