As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A ROUTINE C-CHECK INSPECTION FOUND LOWER EXTERNAL FUSELAGE SKIN CORRODED AT STA 1410.000 L-35. MAJOR REPAIR ACCOMPLISHED REMOVAL OF THE CORROSION. FOUND OUT OF LIMITS AND REMOVED THE DAMAGED PLATING. CLEANED, TREATED AND PRIMED AREA. APPLIED THE PRC SEALANT TO FAYING SURFACES AND INSTALLED NEW PLATING IN ACCORDANCE WITH THE DOUGLAS STRUCTURAL REPAIR MANUAL.