As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN FLOOR PANEL 223AF IS CORRODED IN SEVERAL AREAS AND CRACKED AT CORNER. BLENDED CORROSION AND FOUND TO BE WITHIN LIMITS IAW SRM 53-20-50-01. STOP DRILLED THE CRACK IAW SRM 53-00-00-2R-1. INSTALLED REPAIR DOUBLER IAW SRM 53-00-00-2R-1 FIG 201.