As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON WEB AT FWD END AT SKIN BELOW FLOOR SUPPORT RBL 2.90 FROM BS 1400 TO 1420 (AFT CARGO). REMOVED CORRODED INTERCOSTAL. FABRICATED AND INSTALLED REPAIR INTERCOSTAL 19-3/8" FROM 7075-T6 .040" FROM B757 SRM 51-10-02, 51-20-01 AND 51-40-02.