As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FWD CARGO BAY AFT SHIELD BS500+1 TO BS500+19 RBL22 WL156 HAS MULTIPLE AREAS AROUND NUT PLATE HOLES<[01] VERIFIED STEPS 4 AND 5.;[02] CORROSION ON FWD CARGO BAY AFT SHIELD BS500+1? TO BS500+19? RBL22 WL156 FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED FCB AFT SHIELD BS493-500A RBL 22 WL 156 IAW SRM 51-40-02 AND DWG #143A0080.;[03] VERIFIED MEASUREMENT TABLE.;[04] VERIFIED STEP 3 AND CORRECTIVE ACTION 2.