As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON LOWER SILL AT SERVICE DOOR EXTERNAL SURROUND STRUCTURE. CORROSION ON LOWER SILL AT SERVICE DOOR EXTERNAL SURROUND STRUCTURE WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01 AND WAS EVALUATED OUT LIMITS PER CRJ-900 SRM 53-21-23-101-002-A02 THEREFORE WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01