As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INT - DURING Q-6 CHECK VISUAL INSPECTION, FOUND 1 INCH BY 1 INCH OF CORROSION STATION 986.5 FLOOR BEAM UPPER FLANGE AT SCREW HOLES LBL 52 TO RBL 52. REMOVED UPPER CHORD AND SPLICED IN NEW CHORD PER EA 40883. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)