What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON AFT CABIN FLOORBEAM -Y1292 FR66+3; REF NR 440500-30452: CORR BEYOND BLEND LIM AFT CABIN FLR BEAM RPL ON NR 30453.
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 -Y1292 FR66+3; REF NR 440500-30452: CORR BEYOND BLEND LIM AFT CABIN FLR BEAM RPL ON NR 30453.