As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER CABIN AFT WET AREA FLOOR STRUCTURE AT L-4 DOOR STA1661+14" LBL 52 SUPPORT ANGLE CORRODED. VERIFIED MATERIAL LOSS OF 100% LOSS OUT OF LIMITS IAW SRM 53-60-15 FIG 101. REMOVED AND REPLACED SUPPORT ANGLE AT PASSENGER CABIN AFT WET AREA FLOOR STRUCTURE AT L-4 DOOR STA 1661+14" LBL 52 IAW DWG 146N5230 AND SRM 51-40-02.