As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN FLOOR BEAM AT 947 55IN RIGHT OF CENTER LINE IS CORRODED AT LAV MOUNTING FITTING REF AAR N/R 9672186 ACCOMLPISHED REPAIR AT CABIN FLOOR BEAM AT 947.5 55IN RIGHT OF CENTER LINE AT LAVATORY MOUNTING FITTING AS PER B737 SRM 53-70-51-2R-5 REPAIR 5 ALTERNATIVE 2 FIG 207 DETAIL B.