What was found
CORROSION UNDER NUT PLATE ON INTERCOSTAL IN THE UPPER CARGO BAY AT BS 1120. THE INTERCOSTAL WAS REPLACED. THE ACFT WAS GROUNDED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CORROSION UNDER NUT PLATE ON INTERCOSTAL IN THE UPPER CARGO BAY AT BS 1120. THE INTERCOSTAL WAS REPLACED. THE ACFT WAS GROUNDED.