As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLOORBEAM CORRODED AT FS 517.0 RBL9. INSPECTED AND FOUND NO DAMAGE ALLOWED ON THE FLOOR SUPPORT STRUCTURE. REMOVED AND REPLACED FLOORBEAM AT FS 517.0 RBL9, COMPLIED WITH GREO 670-53-00-029 REV A, REO 670-53-00-486 AND EC/TC EO 700-53-0391. INSTALLED SEAT TRACK IAW AMM 53-00-49-400-801-A03.