As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT MAIN CABIN AT FR66 LH SIDE ABOUT 13INCHES FROM DOOR CUT OUT, FLOOR SUPPORTS STRUCTURE HAS CORROSION. CORROSION FOUND OUT OF LIMITS IAW SRM 53-11-14-283-004. REMOVED AND REPLACED AFT CABIN FLOOR SUPPORT FR66 LH SIDE IAW SRM 51-42-11 AND SRM 51-44-11