As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO COMP UNDER FLOOR SUPPORT STRUCTURE AT FS 56 UNDER ROLLER TRACK NR 1 HAS EXFOLIATING CORROSION ON THE AFT SIDE. REPLACED AFT CARGO UNDER FLOOR SUPPORT STRUCTURE AT FS 56 UNDER ROLLER TRACK NR 1 IAW A300-600 SRM 53-10-15 FIG 207.