As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR SKIN CORRODED BS 1681, LBL 17 TO RBL 57. MAJOR REPAIR ACCOMPLISHED. REMOVED CORROSION & MATERIAL REMAINING WAS OUT OF LIMITS PER SRM. FABRICATED A REPAIR DOUBLER AND FILLERS PER TIMCO REO G14002, RECV. D ON NON ROUTINE 24359. THIS IS A CATEGORY A PERMANENT REPAIR.