As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PAX DOOR INTERCOSTAL DD1 AT AFT SIDE FOUND TO BE CRACKED AND DENTED REMOVED PAX DOOR INTERCOSTAL DD1 AT AFT SIDE IAW CRJ900 SRM 51-42-06-001-001-A01. LOCATED DRILLED AND INSTALLED NEW SERVICEABLE PAX DOOR DD1 INTERCOSTAL AT AFT SIDE IAW CRJ900 SRM 51-40-11-001-001-A01 AND 51-42-06-001-001-A01 PN: 601R31902-318S.