What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON AFT CABIN FLOORBEAM Y512 AT FR66; REMOVED AND REPLACED BEAM IAW SRM 51-72-11 REF NR 30458 FOR ALL WORK ACCOMPLISHED.
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 FLOORBEAM Y512 AT FR66; REMOVED AND REPLACED BEAM IAW SRM 51-72-11 REF NR 30458 FOR ALL WORK ACCOMPLISHED.