As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD CARGO BAY SHIELD AFT OF CARGO DOOR HAS MULTIPLE AREAS OF CORROSION AROUND NUT PLATE HOLES BS500 TO BS500A RBL23.5 WL156. EVALUATED CORROSION AND FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN SRM. REMOVED DAMAGED SHIELD IAW SRM 51-40-02-0G-0. LOCATED AND DRILLED A NEW SHIELD IAW SRM 51-40-02-0G-0, & SRM 51-40-05-0G-0. INSTALLED THE NEW SHIELD IAW SRM 51-40-02-0G-0, & DWG 143A0080.