What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON AFT CABIN FLOOR STRUCTURE FRAME 65 +18, -Y1732. REMOVED AND REPLACED FLOOR STRUCTURE IAW SRM 51-42-11, AND SRM 53-00-14.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON AFT CABIN FLOOR STRUCTURE FRAME 65 +18, -Y1732. REMOVED AND REPLACED FLOOR STRUCTURE IAW SRM 51-42-11, AND SRM 53-00-14.