As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON LT TOP WING SKIN PANEL BTW FASTENER HEADS AT RIB 14 STR 11; PERMANENT REPAIR PERFORMED IAW EO-A32F-4656-00. FASTENER REPLACED AND OVERSIZED IAW SRM 51-42-11. WORK ACCOMPLISHED ON LHT NT 5000761250-0010