As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT FWD FLOOR SILL IS CORRODED FS 280 TO 319. C-CHECK RO 10/9/2020. EVALUATED RT FWD FLOOR SILL CORROSION FS 280.00-FS 319.00, FOUND TO BE OUT OF LIMITS, REF CRJ 900 SRM. REMOVED CORRODED SILL AND INSTALLED NEW RT FWD FLOOR SILL, REF CRJ 900 SRM AND DRAWING. SEE CONTINUATION CARD FOR DETAILS. COMPLETED.