What was found
MAIN CARGO COMPARTMENT CORROSION ON CENTER WING UPPER SKIN AND DOUBLER FROM FS 760 - 855, LEFT BUTTLINE 3 - 23. REMOVED CORROSION, FABRICATED REPAIR DOUBLER AND BUSHINGS, ALODINED, PRIMED, INSTALLED AND LEAK CHECKED IAW REA D857-47555MR AND REA D857-47547MR, REV A.