What was found
DURING ROUTINE D-CHECK INSPECTION, CORROSION WAS FOUND ON THE LEFT HAND WING UPPER EXTERNAL PLATING BETWEEN STATIONS XRS 693 AND XFS 772.5 BETWEEN STRINGERS 2 AND 6. REPAIR ACCOMPLISHES CORROSION REMOVAL OF AFFECTED AREAS, FABRICATION AND INSTALLATION OF INTERNAL FILLERS AND AN EXTERNAL REPAIR DOUBLER IN ACCORDANCE WITH FAA DER APPROVED DRAWING C88-R17 AND ENGINEERING ORDER 57-DC8-762.