As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE INTERMEDIATE LAYOVER VISIT, THE AFT GALLEY FLOOR SUPPORT AT Y=1165 BETWEEN FRAME 68 AND 69 WAS FOUND CORRODED ON THE LOWER SURFACE OF THE UPPER FLANGE. CORROSION IN LOCALIZED AROUND ONE FASTENER ATTACH HOLE FOR FLOOR BOARDS AT APPROXIMATELY X=3942. REPAIR ACCOMPLISHED PER NWA EA 32-97830.