As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION IN STRAP MACHINED FS=349.00 AND STGR17 LH (LOWER AFT DOOR L1 CORNER). DUE TO EXCESSIVE DAMAGE IN STRAP MACHINED FS=349.00 AND STGR17 LH (LOWER AFT DOOR L1 CORNER) WAS REPLACED PER CRJ900 SRM 51-10-06-001-001-A01 AND SRM 51-42-21-001-001-A01