What was found
AFT PASSENGER CABIN STA 871 BL 9 STR 1, 2 FASTENER HOLE FOR DORSAL FIN ARE OUT OF ROUND, WORN AND KNIFE EDGE INSIDE STRINGER CHANNEL. MAJOR REPAIR ACCOMPLISHED: FABRICATED AND INSTALLED STRINGER NESTED REPAIR ANGLES.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFT PASSENGER CABIN STA 871 BL 9 STR 1, 2 FASTENER HOLE FOR DORSAL FIN ARE OUT OF ROUND, WORN AND KNIFE EDGE INSIDE STRINGER CHANNEL. MAJOR REPAIR ACCOMPLISHED: FABRICATED AND INSTALLED STRINGER NESTED REPAIR ANGLES.