As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) LT FORWARD UPPER INBOARD WING ATTACHMENT FITTING HAD THREE BOLTS MISSING. INVESTIGATION FOUND THAT THE FITTING DOES NOT LINE UP WITH THE BOLT HOLES DUE TO MISALIGNMENT. FURTHER INVESTIGATION FOUND THAT THE HOLES AND THE ATTACHING CHANNELS HAVE BEEN DRILLED OUT BY APPROXIMATELY 0.381MM (0.015IN) TO TRY TO MAKE THE BOLTS FIT. LOOSE BOLTS ALSO FOUND ON RT ATTACHMENT FITTING. PERSONNEL/MAINTENANCE ERROR.