As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON AFT SIDE OF FRAME AT STATION 310 AND STRINGER 27 (C-CHECK RO 11/04/2021) COROROSION FOUND TO BE OUT OF LIMITS. REPAIRED FRAME SECTOR REF CRJ-900 SRM 53-00-06-201-006-A01 AND DWG: SH670-31354 REV A. COMPLIED WITH TASK CARD 51-900-1002-SKY. LEAK CHECK GOOD