As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT FLOOR SILL HAS MULTIPLE SPOTS OF CORROSION FROM FS 559.00 +96 TO FS 559.00 +112. C-CHECK RO 1/16/2021. RT FLOOR SILL REQUIRES REPLACEMENT. LOCATED AND DRILLED NEW SERVICEABLE SILL, IAW CRJ-200 SRM 51-40-11. RECEIVED REO 601R-53-51-539 REV P1 DATED 2020-12-11 IN INSTALLATION OF NEW SILL PLATE. RECEIVED FINAL REO 601R-53-51-539 REV-- DATED 2020-12-13.