What was found
PASSENGER CABIN FLOOR BEAM BS947 LBL51 UNDER LAV TIE DOWN FITTING HAS POSSIBLE CORROSION.<[01] REMOVED LAV TIE DOWN FITTING FROM STA 947 LBL 51 PER SRM 51-40-02;[02] REMOVED CORROSION. ORIGINAL THICKNESS OF 0.180IN; REMOVED 0.100IN MATERIAL; REMAINING THICKNESS IS 0.080IN. OUT OF LIMITS PER SRM 53-70-51-1A-1.;[03] REMOVED AND REPLACED FLOOR BEAM STA. 947 LBL 60- RBL 60 PER SRM 51-10-02. ALSO; REFERENCE TASK (TTG8Q00U9S5C);[04] RII INSPECTED AS REQUIRED. CORRECTIVE ACTION #3. REMOVE AND REPLACE OF STA. 947 FLOOR BEAM.