As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTAL AND WASTE PANEL ( INNER SURFACE) BTW STA 1680 TO STA 1700 AND S25R TO S28R AT AFT CARGO COMPARTMENT. CORRECTIVE ACTION: SUMMARY OF NRC 00205: CORROSION LEVEL 2: INTERCOSTAL AND WASTE PANEL (INNER SURFACE) BTW STA 1680 TO STA 1700 AND S25R TO S28R AT AFT CARGO COMPARTMENT. WERE REPAIRED PER PRI 633530-14 REV. 0 AND ER/A 633530-14 REV. ORIGINAL SECTION I. (1544742) AIRCRAFT NOT GROUNDED