As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN FLOORBEAM IS CORRODED AT BS 947.15 NEXT TO LEFT AFT LAVATORY, INBOARD MOUNT. DAMAGE EVALUATION AND REPAIR OF FLOORBEAM CORROSION AT BS 947, LEFT AFT LAVATORY I/B MOUNT WILL BE ACCOMPLISHED ON CUSTOMER TASK CARD TTG8Q00SRRMT STEP 4 AND STEP 6.