As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON REMOVAL OF RIGHT HAND NO.5 SLAT LOWER SKIN FOR REPAIR ACCESS, FOUND RIGHT HAND NO.5 SLAT INTERNAL RIB CRACK AT STATION XOS 727.587. CRACK RIB REMOVED AS PER SRM 51-31-01-OG AND FABRICATED RIB PER DOUGLAS DRAWING ARB1776 REVISION D. INSTALLED FABRICATED RIB AT RIGHT HAND WING #5 SLAT INTERNAL AT STATION XOS 727.587 AS PER SRM 51-35-01-OG. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.