As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN STATION 1621, STRINGER 13L INTERCOSTAL WEB FOUND CORROSION. INTERCOSTAL WEB CORROSION REMOVED IAW SRM 51-12-02 REV 117. FOUND 50% MATERIAL LOSS. INTERCOSTAL WEB R & R WITH FABRICATED WEB IAW SRM 51-40-02 REV 117 & DWG 146N8734 SHT 1 REV C. INTERCOSTAL WEB FABRICATED IAW 146N8734 SHT 1 REV C. REPAIR CLASSIFIED MAJOR IAW GMM 6-2-100.