As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LOWER SIL REMOVAL, CORROSION ON PROTECTOR WEB FLOOR 4(EAS) WAS FOUND. PROTECTOR WEB FLOOR 1(EA) WAS CLEANED PER CRJ-900 SRM 51-26-00-001-001-A01 AND 3(EAS) WERE EVALUATED DUE TO EXCESIVE CORROSION, THEREFORE MUST BE REPLACE PER CRJ-900 SRM 53-00-00-101-001-A01