As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE, CORROSION FLOOR BEAM -Y254 LOCATED FR 12 TO FR 24 RT INBOARD SIDE AT FWD GALLEY AREA. R & R FLOOR BEAM -Y254 LOCATED FR 12 TO FR 24 RT INBOARD SIDE AT FWD GALLEY AREA. WORK ACCOMPLISHED ON AEROMAN NR 2020-333459.