As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
* THE FRAME AT FS 574.00 FROM STRINGER 17L TO 18L HAS CORROSION. (C-CHECK) RO 12/23/2019 REMOVED CORROSION FROM FS 574.00 FRAME BETWEEN STRINGER 17L AND18L AND RESTORED FINISH. REF CRJ200 SRM. REMAINING MATERIAL THICKNESS IS WITHIN LIMITS. SEE CONTINUE CARD FOR DETAILS. LEAK CHECK GOOD.