What was found
DURING SCHEDULED 6Y CHECK, FOUND CENTER WING BOX VERTICAL STIFFENER CRACKED AT BS 540, RBL 32. REMOVED AND REPLACED STIFFENER PER SRM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED 6Y CHECK, FOUND CENTER WING BOX VERTICAL STIFFENER CRACKED AT BS 540, RBL 32. REMOVED AND REPLACED STIFFENER PER SRM.