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 ON FLANGE AT STATION 295 BTW STR26R AND 27 (C-CHECK RO 11/04/2021) REMOVED AND REPLACED WITH NEW FS 295.00 FRAME SECTOR P/N SH670-31353-1 BETWEEN STGR 25R AND STGR 25L REF CRJ900 SRM 51-42-21-001-001-A01 AND DWG# SH670-31630 REV. K. COMPLIED WITH TASK CARD 51-900-1002-SKY, LEAK CHECK GOOD AT THIS TIME.