What was found
AIRCRAFT IN BASE MAINTENANCE: CRACKED LEFT FORWARD PASSENGER / CREW DOOR CUT OUT INTERCOSTAL FITTING AT FR 20 AND DOOR STOP FITTING #7. REPLACED INTERCOSTAL FITTING PER EA 341893.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE: CRACKED LEFT FORWARD PASSENGER / CREW DOOR CUT OUT INTERCOSTAL FITTING AT FR 20 AND DOOR STOP FITTING #7. REPLACED INTERCOSTAL FITTING PER EA 341893.