As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO COMPT LT CREASE BEAM UNDER SURFACE AT STA 1320- STA 1340, S17L FOUND WITH CORROSION. CORROSION REPAIR CARRIED ON LT CREASE BEAM BETWEEN STA 1320 AND STA 1340, S-17L IAW EA F-5310-146423 (LT CREASE BEAM WEB CORROSION REPAIR BETWEEN BS 1320 TO BS 1350). REPAIR IS CLASSIFIED AS MAJOR.