As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DECK STRINGER 17L CREASE BEAM BS 780 - 800 HAS A MISDRILLED HOLE. R & R CREASE BEAM INBD ANGLE IAW SRM 51-40-02 FROM BS 755 TO 900. CHECKED LIMITS AND FOUND TO BE OUT OF LIMITS IAW SRM 53-30-13, FIG 101, SH 2. INSTALLED INBD ANGLE IAW SRM 51-40-02 AND DWG 143N5520. MAJOR REPAIR.