As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
KUL - NRC: 844635 - TRANSVERSE FLOOR BEAM STA 1130 LEFT LAVATORY LBL 20 - LBL 30 UPPER CHANNEL FOUND CORRODED. CORROSION REMOVED IAW 51-10-6 AND FOUND OUT OF LIMIT AREA 1 INCH BY 5 INCH DEPTH 0.04 INCH. REPLACED FLOOR EXTRUSION IAW DRAWING 65-19606-19. (X)