As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R/N AFT CABIN AT STA 1016 FLOOR SUPPORT ANGLE UPPER SURFACE HAS CORROSION GROUNDED - YES. REMOVED CORROSION IAW B737-800 SRM 51-10-02. 100% MATERIAL LOSS. OUT OF LIMITS IAW B737-800 SRM 53-70-51-1A-1. REMOVED FLOOR SUPPORT IAW B737-800 SRM 51-40-02. LOCATED, DRILLED, AND COUNTERSUNK NEW SUPPORT IAW B737-800 SRM 51-40-05, 51-40-06, 51-40-08 AND BAC DWG 147A5700 REV-. INSTALLED NEW FLOOR SUPPORT IAW B737-800 SRM 51-40-02 BAC DWG 147A5700 REV-