As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER COMPARTMENT FLOOR STRUCTURE STA 947.5 WL 208.1 LBL 25 FLOOR BEAM IS CORRODED. REMOVED CORROSION AND VERIFIED LIMITS ON FLOOR BEAM AT STA 947.5 LBL 25 WL 208 ORIGINAL T: .180 LOSS: .042 REMAINING T: .138 MAX LOSS ALLOWED .027. OUT OF LIMITS, IAW SRM 53-70-51-1A-1 FLOOR BEAM REPAIR WAS ACCOMPLISHED ON NRC Y246183 P/N 147A5504-29.