As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOORBEAM HAS CORROSION AT FASTENER HOLES AT STA BS1130 BETWEEN RBL14 AND RBL40. REPAIRED OUT OF LIMTS SECTION OF STA BS 1130 FLOORBEAM IAW SRM 53-10-8 FIGURE 10. ALODINED AND PRIMED BARE METAL AREAS IAW SRM 51-10-2. INSTALLED REPAIR WITH WET FASTENERS IAW SRM 51-30-2. THIS IS A MAJOR REPAIR SIGNED BY MECH NR 98236 AND QC261. REFERENCE N00970.