As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY MAINTENANCE PERFORMING INSPECTIONS IT WAS NOTED THAT THE SKIN BELOW STRINGER 27R B.S. 1050-1100 IS CORRODED. REMOVED CORROSION, CORROSION FOUND TO BE OUT OF LIMITS. CUT OUT DAMAGED AREA AND PERFORMED NDT WITH NO DEFECTS NOTED. FABRICATED DOUBLER REPAIR, & FILLER. INSTALLED REPAIR, NO OTHER DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE.