As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE 'C' CHECK INSPECTION, UPPER LEFT WING SKIN CORROSION WAS FOUND. CORROSION REMOVAL WENT BEYOND LIMITS OF THE DOUGLAS SRM. REPAIR WAS ACCOMPLISHED AFTER REMOVAL OF ALL CORROSION IAW SKETCH SKA95002-2, AND E.O. 57-DC8-126. AFFECTED AREA WAS STR 9 AND STR 10 AT WS XRS 410 TO XRS 425. (X)