What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON CABIN FLOORBEAM, Y765, FRAME 66, STRINGER 23L. REMOVED AND REPLACED THE AFT CABIN FLOORBEAM IAW SRM 51-42-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON CABIN FLOORBEAM, Y765, FRAME 66, STRINGER 23L. REMOVED AND REPLACED THE AFT CABIN FLOORBEAM IAW SRM 51-42-11.