As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON RH FLOOR PRESSURE SILL AND FLOOR STRAP AT FS559 AND RBL41. ***AIRCRAFT REMOVED FROM SERVICE*** BLENDED CORROSION ON FLOOR STRAP P/N 601R31025-29 AT FS559 AND RBL27 TO RBL41 THAT WAS OUT OF LIMITS AND REPLACED WITH NEW FORMED SHEET ALUMINUM OF ORIGINAL THICKNESS 0.050Ï¿½. RESTORED SURFACE FINISH. ALL WORK WITHIN LIMITS WAS PERFORMED IAW CRJ200 SRM 51-77-00 AND SRM 51-42-06 REV 38.