As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN TRANSVERSE FLOORBEAM IS CORRODED AT BS 852, LBL 55. REMOVED CORROSION FROM UPPER CHORD & FOUND MATERIAL LOSS EXCEEDED ALLOWABLE LIMITS PER SRM 53-00-51, FIG. 101. REMOVED PREVIOUS UPPER CHORD REPAIR & FABRICATED REPAIR CHORD, SPLICE ANGLES & FILLERS & INSTALLED PER SRM 53-00-51. MAJOR REPAIR.