As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT WING CRACK ON NR 16 SLAT TRACK INBOARD SUPPORT RIB. REMOVED CRACKED SUPPORT RIB AS PER SRM 51-31-01, VOL.II AND FABICATED NEW SUPPORT RIB AS PER DRAWING ARB2850 AND ARB2873. INSTALLED FABRICATED RIB AT LT WING ON NR 16 SLAT TRACK INBOARD AS PER SRM 51-33-01, VOL.II AND DRAWING ARB2873. COMPLIED WITH EA 1-5750-74325, WINGS - LT SLAT - FABRICATION OF RIB FOR NR 16 SLAT TRACK.