As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON MID CAP ANGLE FROM FS310 TO FS349 OF PASSENGER DOOR SILL AT PAX CABIN. MID CAP ANGLE FROM FS310 TO FS349 OF PASSENGER DOOR SILL AT PAX CABIN WAS EVALUATED OUT OF LIMITS PER CRJ 900 SRM 53-00-00-101-001-A01 AND REPLACED PER CRJ-900 SRM 51-41-02-001-001-A01.