As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND AT STR 23 L JUST BEHIND AND BELOW INTERNAL STRUCTURE OF AFT LAV EXHAUST VENT WASTE PORT (APROX BSTA 907-947). REPAIRED STR 23 L JUST BEHIND AND BELOW INTERNAL STRUCTURE OF AF T LAV EXHAUST VENT WASTE PORT (APROX BSTA 907-947) IAW IAW SRM 53-00-03-2R-1.