What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION THRESHOLD SHEET IN AFT CARGO COMPARTMENT MEASURE OF CORROSION ARE: L=10.00INCH W=4.34INCH ,D= 0.050INCH. MAINTENANCE REPLACED THRESHOLD SHEET IN AFT CARGO COMPARTMENT IAW A319 SRM 51-72-11-911-001, DWG D53475500 AND DWG E53476320.