As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK EXFOLIATION CORROSION WAS FOUND ON LOWER SURFACE OF FLOOR SUPPORT UPPER INBOARD LEG BS 996-1004, LBL 14, WL 208. MAINTENANCE REMOVED CORRODED FLOOR SUPPORT BS 996-1004, LBL 14; FABRICATED A NEW REPLACEMENT SUPPORT PER DWG 65-46812; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02 FIG 8 & 12 PG 1, 38 & 45.