What was found
MAIN CABIN FLOOR STR 307, RBL 45 HAS AREA OF CORROSION AROUND NUT PLATES. (OUT OF LIMITS) REMOVED CORROSION ON FLOOR SUPPORT, BS 297-310, RBL 42, AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-04, FIG 101, DETAIL 2. MATERIAL LOSS OF .015". REMOVED 4EA. STIFFNERS, BS 297-310, RBL 42 (FOR ACCESS) IAW SRM 51-40-02.. REMOVED FLOOR SUPPORT, BS 297-310, RBL 42, IAW SRM 51-40-02. FABRICATED NEW FLOOR SUPPORT ON MAE TRAVELER NR T9/808380. LOCATED AND DRILLED FLOOR SUPPORT, TREATED AND PRIMED AND PAINTED IAW SRM 51-10-02 / 51-20-01 AND AMM 51-21-00-7. INSTALLED NEW FLOOR SUPPORT AND 4EA STIFFNERS, BS 297-310, RBL 42, IAW SRM 51-40-02 / 53-10-51.