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, A CRACK WAS IDENTIFIED IN THE FUSELAGE EXTERNAL PLATING AT FUSELAGE STATION 1583 AND LONGERON 22 LEFT. THE CRACK WAS REMOVED BY CUTOUT, THE REPAIR WAS ACCOMPLISHED BY FABRICATING AND INSTALLING A FILLER AND EXTERNAL DOUBLER IAW THE DOUGLAS STRUCTURAL MANUAL 53-2-1. (M)