As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON COUNTERSINK AND SETTLEMENT AREA ON FUEL TANK ACCESS PLATE 520DB, 530FT, AND 520CT. ACCESS PLATE 520CT WAS REPLACED PER SRM 57-10-01 REPAIR 2 PAR 5 CONDITION III AND DUE TO EXCESSIVE DAMAGE BY CORROSION ON COUNTERSINK AREAS, ACCESS PLATES 520DB AND 520FT ARE OUT OF LIMITS AND WERE REPLACED PER SRM 57-10-01 REPAIR 2 PAR 5 CONDITION II.