As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON SEAT TRACK/FLOOR BEAM AT RBL 11.33 AT STA 1900.(<P>REPLACED 2 SECTIONS OF SEAT TRACKS FROM PREVIOUS REPAIR STA 1610 TO STA 1766.5 TO FACTORY SPLICE AND 2ND SECTION FROM STA 1766-.5 TO STA. 1910 TO PREVIOUS REPAIR SPLICE RBL 11.33 PER B747-400F SRM 53-00-52-2R-12 REPAIR 12 REV 102. REF > HM627-20061 FOR REPAIR. NO FURTHER DEFECTS NOTED.</P>)