What was found
AFT FUSELAGE EXTERIOR SKIN HAS CORROSION UNDER AND AROUND DATA PLATE BETWEEN FRAME 80 & 81 BETWEEN STR 20 & 21 LT- REMOVED CORROSION FROM THE AFT FUSELAGE EXTERNAL SKIN BETWEEN FR80-FR81 ON THE BELLY & REMOVED DATA PLATES. AWAITING TECHNICAL DISPOSITION FROM EMBRAER. BLENDING DONE. FABRIACATED DOUBLER, CUT-OUT DAMAGE, DRILLED HOLES, FABRICATED FILLER. INSTALLED REPAIR PARTS ON THE AFT FUSELAGE BELLY BETWEEN FR80-FR81 & INSTALLED DATA PLATE, PAINTED TO ORIGINAL FINISH.