As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L4 DOOR CUTOUT FWD INTERCOSTAL INNER SURFACE CHAFED AT BS 1640, JUST FWD OF UPPER DOOR STOP. BLENDED THE INTERCOSTAL FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15, AD 1, REMOVED STRAP IAW SRM 51-40-02. FABRICATE AND INSTALLED IAW DWG 146N8731, AND SRM 51-40-02.