What was found
CRACK ON RIB OF ACCESS PANEL NBR:521AT STIFFENER (RIB) ON ACCESS PANEL 521AT WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CRACK ON RIB OF ACCESS PANEL NBR:521AT STIFFENER (RIB) ON ACCESS PANEL 521AT WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01