As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON FLOORBEAM -Y 1242 ON FR18 AT FWD GALLEY AREA; REPLACED FLOORBEAM -Y1292 ON FR12 TO FR24 AT FWD GALLEY AREA IAW SRM 51-72-11 AND DRAWING D53112812 TOOL USED CALIPER PNT 500-172-30 S/N 14519392 DUE DATE MAY -23-2108 REF NRC 2018-143188.