What was found
DURING C-4 CHECK, INSPECTION REPORTED FLOORBEAM CORRODED AT FRAME 15, 6TH FLOORBEAM FROM RT CENTER OF FUSELAGE ON THE AFT END OF BEAM. BLENDED CORROSION AND PERFORMED HFEC PER SRM 51-75-12 AND EA A9-53R-11424.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-4 CHECK, INSPECTION REPORTED FLOORBEAM CORRODED AT FRAME 15, 6TH FLOORBEAM FROM RT CENTER OF FUSELAGE ON THE AFT END OF BEAM. BLENDED CORROSION AND PERFORMED HFEC PER SRM 51-75-12 AND EA A9-53R-11424.