As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD CARGO COMPT BS 1000 B/H CHORD FOUND CRACK ALONG RADIUS JUST EXTEND BEYOND LOWER BATH TUB FTG APPROX 1/4" (CRACK LENGTH 1/4") FWD CARGO COMPT BS 1000 BULKHEAD CHORD REPAIRED AS PER EO# B747-5310-18579-F AT BETWEEN STR 36/37R TO STR 40/41R AREA.