As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN AVIONICS BAY STR 24R HAS SEVERAL AREAS OF CORROSION BETWEEN FS333.00 AND FS349.00 (C-CHECK RO 5/3/2021) REPLACED STRINGER 24R, FS333.00-385.00 PER CRJ900 SRM 51-42-06-001-001-A01, CRJ900 SRM 53-00-03-201-001-A02 & DRAWING SH690-31350 REV M. SEE CONTINUATION CARD FOR DETAILS. CHECKS GOOD. COMPLIED WITH TASK CARD 51-900-1002-SKY.