As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK A 1/2" CRACK WAS FOUND ON STRINGER 16 L/H AT BS 500C+14, AFT OF EXTERIOR LIGHT COVER. MAINTENANCE TRIMMED OFF CRACKED END OF STRINGER 16 L/H AT BS 500C+14; FABRICATED A FILLER AND REPAIR CHANNEL; AND INSTALLED REPAIR PARTS IAW AWA E.R. 03-5312-01094-DD1.