What was found
DURING SCHEDULED 1/4 D-CHECK, FOUND VERTICAL CHORD CRACKED AT BS 178 LBL 5.5 WL 184, AFT SIDE. REPAIRED PER BOEING TI 253-031.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED 1/4 D-CHECK, FOUND VERTICAL CHORD CRACKED AT BS 178 LBL 5.5 WL 184, AFT SIDE. REPAIRED PER BOEING TI 253-031.