As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R/H AFT CABIN AT STA 992 FLOOR SUPPORT ANGLE UPPER SURFACE HAS CORROSION GROUNDED - YES. REMOVED CORROSION IAW B737-800 SRM 51-10-0.2. 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. DRILLED TO FIT NEW FLOOR SUPPORT IAW B737-800 SRM 51-40-05 AND BAC DWG 147A 5700 REV-. INSTALLED NEW FLOOR SUPPORT IAW B737-800 SRM 51-40-02 AND BAC DWG. 147A5700 REV-