What was found
DURING WINDOW FRAME MOD TO COCKPIT STRUCTURE, FOUND FORWARD INTERCOSTAL CRACKED. REMOVED AND REPLACED INTERCOSTAL IAW DC9 SRM 51-30-2 AND 51-10-4 PER WO 600283624.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING WINDOW FRAME MOD TO COCKPIT STRUCTURE, FOUND FORWARD INTERCOSTAL CRACKED. REMOVED AND REPLACED INTERCOSTAL IAW DC9 SRM 51-30-2 AND 51-10-4 PER WO 600283624.