As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN WET AREA STA 947; BL51L; WL208; INTERCOSTAL FLOOR SUPPORT UPPER SURFACE; ADJACENT TO 947 FLOOR BEAM; CORROSION. CORROSION FOUND TO BE OUT OF LIMITS PER SRM 5370511A1 (100% MATERIAL LOSS) REMOVED AND REPLACED INTERCOSTAL FLOOR SUPPORT FROM STA. 927 947 LBL 51 IAW SRM 5140020G0 AND DWG# 147A5650 REV PN 147A56903