As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON UPPER SURFACE OF WEB BETWEEN FLOOR SUPPORTS AT BS 1520 TO BS 1540 RBL 7 RBL 11. REMOVED WEB. FABRICATED AND INSTALLED REPAIR INTERCOSTAL 20.0" BY 5.0" FROM 7075-T6 .032" IAW B757 SRM 51-40-02, 51-20-01 DELTA PS 900-4-01 NR 1.