As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT MAIN CABIN STA 377 FLOORBEAM UPPER CHORD HAS AREAS OF CORROSION ON FORWARD FLANGE UPPER AND LOWER SURFACES (EXFOLIATED LOWER AT NUTPLATES). COMPLIED WITH EA NR F-5310-T0341012 P1, FUSELAGE- MAINFRAME CORROSION ON STA 377.7 FLOORBEAM LBL 24.75 - LBL 58.22.