What was found
DURING OP 16 MAINT CHECK IN AFT CARGO COMPT THE UPPER FLANGE OF INTERCOSTAL HAD CORROSION, STA 980 TO 995, RBL 16 INCHES. REPLACED CORRODED INTERCOSTAL WITH NAS 1097-AD4 RIVETS WITH DRAWING 5956033 AND SPM 6-70-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING OP 16 MAINT CHECK IN AFT CARGO COMPT THE UPPER FLANGE OF INTERCOSTAL HAD CORROSION, STA 980 TO 995, RBL 16 INCHES. REPLACED CORRODED INTERCOSTAL WITH NAS 1097-AD4 RIVETS WITH DRAWING 5956033 AND SPM 6-70-01.