As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON STRINGER 22R BETWEEN FS 333 AND FS 349. C-CHECK RO 12/26/2020. REMOVED AND REPLACED STRINGER 22R BETWEEN FS 333 AND FS 349, REF CRJ900 SRM AND DWG. COMPLIED WITH SKYWEST TASK CARD, COMPLETED FORM M-337. SEE CONTINUATION CARD FOR DETAILS. PERFORMED LEAK CHECK, NO LEAKS NOTED.