As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*PAX DOOR, AFT INTERCOSTAL AT DD4 HAS CORROSION (APPROX FS338 TO FS347.25) (C-CHECK) RO 2/9/2021 REMOVED CORROSION ON PAX DOOR, AFT INTERCOSTAL AT DD4, AND EVALUATED AS OUT-OF-LIMITS. REF. CRJ200 SRM 52-00-00. REMOVED AND INSTALLED NEW AFT DD4 INTERCOSTAL. REF. CRJ200 SRM 51-42-06 AND BOMBARDIER DWG 601R31702 REV. N. RESTORED FINISH. PRESSURE CHECK GOOD. COMPLIED WITH TASK CARD 51-900-1003-SKY.