As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT - DURING Q-4 CHECK, FOUND 5 INCH BY 2 INCH CORROSION AT FRAME WEB AT STATION 996 FLOORBEAM WHERE IT ATTACHED TO RIGHT BELL FRAME. CORROSION LEVEL 1, CORROSION TASK NR C-57-533000. INSTALLED WEB AND FITTING AND DOUBLER PER EA 52122 AND SRM 53-05 FIG 72. (M)