What was found
MAIN CABIN AFT DECK PLATE BS 1715, LBL 49 FLOOR SUPPORT STIFFENER CORRODED. REMOVED CORRODED STIFFENER FROM AFT DECK PLATE AT BS 1715, LBL 49, FABRICATED NEW FROM 7075-0.071 PO 00006180, DIM 10.80" X 2.00", HEAT TREATED TO 7075-T6 AND INSTALLED IAW SRM 51-40-02, AMM 51-21-15, FAS 0115, REV 012, AND DWG 146N5300, REV E, ED.