As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FTW - FOUND VERTICAL STAB LOWER DORSAL FIN ACCESS PANEL SUPPORT MATING SURFACES CORRODED, SEVERAL NUTPLATES CORRODED AND MISSING. AFTER FURTHER EVALUATION, FOUND RIB CRACKED. DORSAL FIN PANEL SUPPORT FOUND TO BE OUT OF LIMITS. FABRICATED NEW PANEL SUPPORT. INSTALLED NEW PANEL SUPPORT. REMOVED AND REPLACED FORMER. (M)