As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, FOUND CORROSION FWD CARGO DOOR LOWER BEAM REMOVED CORRODED FORWARD CARGO DOOR CUTOUT LOWER BEAM. LOCATED DRILLED AND ALODINED NEW BEAM. INSTALLED AND PAINTED NEW BEAM IAW SRM 53-21-11. THIS ITEM HAS BEEN CLASSIFIED AS A LEVEL 2 CORROSION.