As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAJOR REPAIR - UPON ROUTINE MAINTENANCE, EVIDENCE OF CORROSION WAS FOUND ON THE BELLY OF THE AIRCRAFT AT APPROXIMATELY FS 228.25, 1.5 INCHES ON RT SIDE OF STRINGER 16. MAINTENANCE REPAIRED THE BELLY SKIN FROM APPROXIMATELY F.S. 228.25 ON RIGHT HAND SIDE OF STRINGER 16 I.A.W. BEECH 1900D SRM 51-70. RII INSPECTION COMPLIED WITH PER TC 8.2.1.